./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4078341736

<...>
DUID 00:04:d9:3a:76:1c:b4:63:be:bc:0b:c2:08:9c:83:36:98:31
forked to background, child pid 3208
[   31.674486][ T3209] 8021q: adding VLAN 0 to HW filter on device bond0
[   31.691026][ T3209] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.10.21' (ECDSA) to the list of known hosts.
execve("./syz-executor4078341736", ["./syz-executor4078341736"], 0x7ffe8d239820 /* 10 vars */) = 0
brk(NULL)                               = 0x555555915000
brk(0x555555915c40)                     = 0x555555915c40
arch_prctl(ARCH_SET_FS, 0x555555915300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
set_tid_address(0x5555559155d0)         = 3630
set_robust_list(0x5555559155e0, 24)     = 0
rt_sigaction(SIGRTMIN, {sa_handler=0x7f9e51e651d0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f9e51e658a0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7f9e51e65270, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9e51e658a0}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4078341736", 4096) = 28
brk(0x555555936c40)                     = 0x555555936c40
brk(0x555555937000)                     = 0x555555937000
mprotect(0x7f9e51f25000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3631 attached
, child_tidptr=0x5555559155d0) = 3631
[pid  3631] set_robust_list(0x5555559155e0, 24) = 0
[pid  3631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3631] setpgid(0, 0)               = 0
[pid  3631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "1000", 4)         = 4
[pid  3631] close(3)                    = 0
[pid  3631] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3631] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3631] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3632], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3632
[pid  3631] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3631] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3632 attached
 <unfinished ...>
[pid  3632] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3632] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3632] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3631] <... futex resumed>)        = 0
[pid  3632] <... futex resumed>)        = 1
[pid  3631] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3632] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3631] <... futex resumed>)        = 0
[pid  3631] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3632] <... mprotect resumed>)     = 0
[pid  3632] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3631] <... futex resumed>)        = 0
[pid  3632] <... futex resumed>)        = 1
[pid  3631] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3631] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3632] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3631] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3631] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3633 attached
, parent_tid=[3633], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3633
[pid  3633] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3631] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3633] <... set_robust_list resumed>) = 0
[pid  3631] <... futex resumed>)        = 0
[pid  3633] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3631] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3633] <... madvise resumed>)      = 0
[pid  3633] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3631] <... futex resumed>)        = 0
[pid  3633] <... futex resumed>)        = 1
[pid  3633] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3632] <... openat resumed>)       = 3
[pid  3632] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3632] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3631] exit_group(0)               = ?
[pid  3633] <... futex resumed>)        = ?
[pid  3632] <... futex resumed>)        = ?
[pid  3632] +++ exited with 0 +++
[pid  3633] +++ exited with 0 +++
[pid  3631] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3631, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3634 attached
, child_tidptr=0x5555559155d0) = 3634
[pid  3634] set_robust_list(0x5555559155e0, 24) = 0
[pid  3634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3634] setpgid(0, 0)               = 0
[pid  3634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3634] write(3, "1000", 4)         = 4
[pid  3634] close(3)                    = 0
[pid  3634] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3634] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3634] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3635 attached
, parent_tid=[3635], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3635
[pid  3634] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3634] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3635] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3635] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3635] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3634] <... futex resumed>)        = 0
[pid  3634] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3634] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3635] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3635] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3634] <... futex resumed>)        = 0
[pid  3634] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3634] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3634] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3635] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3634] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3636 attached
, parent_tid=[3636], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3636
[pid  3634] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3636] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3634] <... futex resumed>)        = 0
[pid  3635] <... openat resumed>)       = 3
[pid  3634] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3636] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3635] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3636] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3635] <... futex resumed>)        = 0
[pid  3635] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3636] <... futex resumed>)        = 1
[pid  3634] <... futex resumed>)        = 0
[pid  3634] exit_group(0 <unfinished ...>
[pid  3635] <... futex resumed>)        = ?
[pid  3634] <... exit_group resumed>)   = ?
[pid  3635] +++ exited with 0 +++
[pid  3636] +++ exited with 0 +++
[pid  3634] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3634, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3637
./strace-static-x86_64: Process 3637 attached
[pid  3637] set_robust_list(0x5555559155e0, 24) = 0
[pid  3637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3637] setpgid(0, 0)               = 0
[pid  3637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3637] write(3, "1000", 4)         = 4
[pid  3637] close(3)                    = 0
[pid  3637] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3637] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3637] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3638 attached
, parent_tid=[3638], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3638
[pid  3638] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3638] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3637] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3638] <... futex resumed>)        = 0
[pid  3638] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3638] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3638] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3637] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3637] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3638] <... futex resumed>)        = 0
[pid  3638] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3637] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3638] <... mprotect resumed>)     = 0
[pid  3638] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3637] <... futex resumed>)        = 0
[pid  3637] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3638] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3637] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3638] <... openat resumed>)       = 3
[pid  3637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3638] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3637] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3638] <... futex resumed>)        = 0
[pid  3637] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3638] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3637] <... mprotect resumed>)     = 0
[pid  3637] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3639 attached
, parent_tid=[3639], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3639
[pid  3639] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3637] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3639] <... set_robust_list resumed>) = 0
[pid  3639] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3637] <... futex resumed>)        = 0
[pid  3639] <... madvise resumed>)      = 0
[pid  3639] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3639] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3637] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3637] exit_group(0 <unfinished ...>
[pid  3639] <... futex resumed>)        = ?
[pid  3637] <... exit_group resumed>)   = ?
[pid  3638] <... futex resumed>)        = ?
[pid  3639] +++ exited with 0 +++
[pid  3638] +++ exited with 0 +++
[pid  3637] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3637, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3640
./strace-static-x86_64: Process 3640 attached
[pid  3640] set_robust_list(0x5555559155e0, 24) = 0
[pid  3640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3640] setpgid(0, 0)               = 0
[pid  3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3640] write(3, "1000", 4)         = 4
[pid  3640] close(3)                    = 0
[pid  3640] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3640] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3640] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3641 attached
, parent_tid=[3641], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3641
[pid  3641] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3640] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3641] <... set_robust_list resumed>) = 0
[pid  3640] <... futex resumed>)        = 0
[pid  3641] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3640] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3641] <... mmap resumed>)         = 0x20000000
[pid  3641] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3640] <... futex resumed>)        = 0
[pid  3641] <... futex resumed>)        = 1
[pid  3640] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3641] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3640] <... futex resumed>)        = 0
[pid  3640] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3641] <... mprotect resumed>)     = 0
[pid  3641] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3640] <... futex resumed>)        = 0
[pid  3641] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3640] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3641] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3640] <... futex resumed>)        = 0
[pid  3640] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3641] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3640] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3640] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3640] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3641] <... openat resumed>)       = 3
[pid  3640] <... clone resumed>, parent_tid=[3642], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3642
./strace-static-x86_64: Process 3642 attached
[pid  3641] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3640] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3642] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3641] <... futex resumed>)        = 0
[pid  3640] <... futex resumed>)        = 0
[pid  3642] <... set_robust_list resumed>) = 0
[pid  3641] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3640] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3642] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3642] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3640] <... futex resumed>)        = 0
[pid  3642] <... futex resumed>)        = 1
[pid  3640] exit_group(0 <unfinished ...>
[pid  3641] <... futex resumed>)        = ?
[pid  3640] <... exit_group resumed>)   = ?
[pid  3641] +++ exited with 0 +++
[pid  3642] +++ exited with 0 +++
[pid  3640] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3640, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3643
./strace-static-x86_64: Process 3643 attached
[pid  3643] set_robust_list(0x5555559155e0, 24) = 0
[pid  3643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3643] setpgid(0, 0)               = 0
[pid  3643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3643] write(3, "1000", 4)         = 4
[pid  3643] close(3)                    = 0
[pid  3643] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3643] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3643] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3644 attached
, parent_tid=[3644], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3644
[pid  3644] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3643] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3644] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3643] <... futex resumed>)        = 0
[pid  3643] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3644] <... mmap resumed>)         = 0x20000000
[pid  3644] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3643] <... futex resumed>)        = 0
[pid  3643] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3643] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3644] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3644] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3643] <... futex resumed>)        = 0
[pid  3643] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3643] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3643] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3644] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3643] <... mprotect resumed>)     = 0
[pid  3643] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3645], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3645
./strace-static-x86_64: Process 3645 attached
[pid  3643] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3645] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3643] <... futex resumed>)        = 0
[pid  3644] <... openat resumed>)       = 3
[pid  3643] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3645] <... set_robust_list resumed>) = 0
[pid  3644] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3645] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3644] <... futex resumed>)        = 0
[pid  3644] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3645] <... madvise resumed>)      = 0
[pid  3645] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3643] <... futex resumed>)        = 0
[pid  3645] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3643] exit_group(0)               = ?
[pid  3644] <... futex resumed>)        = ?
[pid  3645] <... futex resumed>)        = ?
[pid  3645] +++ exited with 0 +++
[pid  3644] +++ exited with 0 +++
[pid  3643] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3646
./strace-static-x86_64: Process 3646 attached
[pid  3646] set_robust_list(0x5555559155e0, 24) = 0
[pid  3646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3646] setpgid(0, 0)               = 0
[pid  3646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3646] write(3, "1000", 4)         = 4
[pid  3646] close(3)                    = 0
[pid  3646] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3646] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3646] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3647 attached
 <unfinished ...>
[pid  3647] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3647] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3646] <... clone resumed>, parent_tid=[3647], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3647
[pid  3646] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3647] <... futex resumed>)        = 0
[pid  3646] <... futex resumed>)        = 1
[pid  3647] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3646] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3647] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3646] <... futex resumed>)        = 0
[pid  3646] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3647] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3646] <... futex resumed>)        = 0
[pid  3647] <... mprotect resumed>)     = 0
[pid  3647] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3646] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3646] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3646] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3647] <... futex resumed>)        = 0
[pid  3646] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3647] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3646] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3647] <... openat resumed>)       = 3
[pid  3646] <... mprotect resumed>)     = 0
[pid  3647] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3646] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3647] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3648 attached
 <unfinished ...>
[pid  3646] <... clone resumed>, parent_tid=[3648], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3648
[pid  3646] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3646] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3648] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3648] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3648] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3646] <... futex resumed>)        = 0
[pid  3646] exit_group(0 <unfinished ...>
[pid  3647] <... futex resumed>)        = ?
[pid  3646] <... exit_group resumed>)   = ?
[pid  3647] +++ exited with 0 +++
[pid  3648] +++ exited with 0 +++
[pid  3646] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3649
./strace-static-x86_64: Process 3649 attached
[pid  3649] set_robust_list(0x5555559155e0, 24) = 0
[pid  3649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3649] setpgid(0, 0)               = 0
[pid  3649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3649] write(3, "1000", 4)         = 4
[pid  3649] close(3)                    = 0
[pid  3649] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3649] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3649] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3650], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3650
[pid  3649] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3649] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3650 attached
 <unfinished ...>
[pid  3650] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3650] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3650] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3649] <... futex resumed>)        = 0
[pid  3649] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3649] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3650] <... futex resumed>)        = 1
[pid  3650] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3650] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3649] <... futex resumed>)        = 0
[pid  3649] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3649] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3649] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3649] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3651 attached
, parent_tid=[3651], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3651
[pid  3649] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3649] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3650] <... futex resumed>)        = 1
[pid  3651] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3650] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3651] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3650] <... openat resumed>)       = 3
[pid  3650] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3650] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3651] <... madvise resumed>)      = 0
[pid  3651] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3649] <... futex resumed>)        = 0
[pid  3649] exit_group(0)               = ?
[pid  3650] <... futex resumed>)        = ?
[pid  3650] +++ exited with 0 +++
[pid  3651] <... futex resumed>)        = ?
[pid  3651] +++ exited with 0 +++
[pid  3649] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3652
./strace-static-x86_64: Process 3652 attached
[pid  3652] set_robust_list(0x5555559155e0, 24) = 0
[pid  3652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3652] setpgid(0, 0)               = 0
[pid  3652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3652] write(3, "1000", 4)         = 4
[pid  3652] close(3)                    = 0
[pid  3652] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3652] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3652] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3653], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3653
./strace-static-x86_64: Process 3653 attached
[pid  3652] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3652] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3653] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3653] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3653] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3652] <... futex resumed>)        = 0
[pid  3653] <... futex resumed>)        = 1
[pid  3652] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3652] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3653] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3653] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3652] <... futex resumed>)        = 0
[pid  3653] <... futex resumed>)        = 1
[pid  3652] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3652] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3653] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3652] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3652] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3652] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3654], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3654
[pid  3652] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3654 attached
) = 0
[pid  3654] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3652] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3653] <... openat resumed>)       = 3
[pid  3654] <... set_robust_list resumed>) = 0
[pid  3654] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3654] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3653] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3652] <... futex resumed>)        = 0
[pid  3652] exit_group(0)               = ?
[pid  3654] <... futex resumed>)        = ?
[pid  3654] +++ exited with 0 +++
[pid  3653] +++ exited with 0 +++
[pid  3652] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3655
./strace-static-x86_64: Process 3655 attached
[pid  3655] set_robust_list(0x5555559155e0, 24) = 0
[pid  3655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3655] setpgid(0, 0)               = 0
[pid  3655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3655] write(3, "1000", 4)         = 4
[pid  3655] close(3)                    = 0
[pid  3655] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3655] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3655] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3656], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3656
[pid  3655] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3655] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3656 attached
 <unfinished ...>
[pid  3656] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3656] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3656] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3655] <... futex resumed>)        = 0
[pid  3655] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3655] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3656] <... futex resumed>)        = 1
[pid  3656] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3656] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3655] <... futex resumed>)        = 0
[pid  3655] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3655] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3655] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3655] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3657], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3657
[pid  3655] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3655] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3656] <... futex resumed>)        = 1
[pid  3656] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3656] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3656] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3657 attached
 <unfinished ...>
[pid  3657] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3657] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3657] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3655] <... futex resumed>)        = 0
[pid  3655] exit_group(0 <unfinished ...>
[pid  3657] <... futex resumed>)        = ?
[pid  3656] <... futex resumed>)        = ?
[pid  3655] <... exit_group resumed>)   = ?
[pid  3656] +++ exited with 0 +++
[pid  3657] +++ exited with 0 +++
[pid  3655] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3658 attached
, child_tidptr=0x5555559155d0) = 3658
[pid  3658] set_robust_list(0x5555559155e0, 24) = 0
[pid  3658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3658] setpgid(0, 0)               = 0
[pid  3658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3658] write(3, "1000", 4)         = 4
[pid  3658] close(3)                    = 0
[pid  3658] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3658] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3658] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3659 attached
, parent_tid=[3659], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3659
[pid  3659] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3658] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3659] <... set_robust_list resumed>) = 0
[pid  3658] <... futex resumed>)        = 0
[pid  3659] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3658] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3659] <... mmap resumed>)         = 0x20000000
[pid  3659] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3658] <... futex resumed>)        = 0
[pid  3658] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3659] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3658] <... futex resumed>)        = 0
[pid  3658] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3659] <... mprotect resumed>)     = 0
[pid  3659] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3658] <... futex resumed>)        = 0
[pid  3658] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3658] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3659] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3658] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3658] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3659] <... openat resumed>)       = 3
[pid  3658] <... mprotect resumed>)     = 0
[pid  3659] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3658] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3660 attached
 <unfinished ...>
[pid  3659] <... futex resumed>)        = 0
[pid  3658] <... clone resumed>, parent_tid=[3660], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3660
[pid  3658] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3658] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3660] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3659] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3660] <... set_robust_list resumed>) = 0
[pid  3660] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3660] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3658] <... futex resumed>)        = 0
[pid  3658] exit_group(0 <unfinished ...>
[pid  3659] <... futex resumed>)        = ?
[pid  3658] <... exit_group resumed>)   = ?
[pid  3659] +++ exited with 0 +++
[pid  3660] +++ exited with 0 +++
[pid  3658] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3658, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3661
./strace-static-x86_64: Process 3661 attached
[pid  3661] set_robust_list(0x5555559155e0, 24) = 0
[pid  3661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3661] setpgid(0, 0)               = 0
[pid  3661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3661] write(3, "1000", 4)         = 4
[pid  3661] close(3)                    = 0
[pid  3661] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3661] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3661] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3662 attached
, parent_tid=[3662], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3662
[pid  3661] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3661] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3662] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3662] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3662] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3661] <... futex resumed>)        = 0
[pid  3661] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3662] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3661] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3662] <... mprotect resumed>)     = 0
[pid  3662] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3661] <... futex resumed>)        = 0
[pid  3661] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3662] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3661] <... futex resumed>)        = 0
[pid  3661] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3661] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3662] <... openat resumed>)       = 3
[pid  3662] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3662] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3661] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3663 attached
, parent_tid=[3663], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3663
[pid  3661] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3661] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3663] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3663] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3663] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3661] <... futex resumed>)        = 0
[pid  3661] exit_group(0 <unfinished ...>
[pid  3662] <... futex resumed>)        = ?
[pid  3661] <... exit_group resumed>)   = ?
[pid  3662] +++ exited with 0 +++
[pid  3663] +++ exited with 0 +++
[pid  3661] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3664 attached
, child_tidptr=0x5555559155d0) = 3664
[pid  3664] set_robust_list(0x5555559155e0, 24) = 0
[pid  3664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3664] setpgid(0, 0)               = 0
[pid  3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3664] write(3, "1000", 4)         = 4
[pid  3664] close(3)                    = 0
[pid  3664] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3664] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3664] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3665 attached
 <unfinished ...>
[pid  3665] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3665] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3664] <... clone resumed>, parent_tid=[3665], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3665
[pid  3664] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3665] <... futex resumed>)        = 0
[pid  3665] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3664] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3665] <... mmap resumed>)         = 0x20000000
[pid  3665] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3664] <... futex resumed>)        = 0
[pid  3664] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3665] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3664] <... futex resumed>)        = 0
[pid  3665] <... mprotect resumed>)     = 0
[pid  3664] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3665] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3664] <... futex resumed>)        = 0
[pid  3664] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3665] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3664] <... futex resumed>)        = 0
[pid  3664] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3665] <... openat resumed>)       = 3
[pid  3664] <... futex resumed>)        = 0
[pid  3665] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3665] <... futex resumed>)        = 0
[pid  3664] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3665] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3664] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3664] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3666 attached
, parent_tid=[3666], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3666
[pid  3664] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3664] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3666] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3666] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3666] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3664] <... futex resumed>)        = 0
[pid  3664] exit_group(0 <unfinished ...>
[pid  3665] <... futex resumed>)        = ?
[pid  3664] <... exit_group resumed>)   = ?
[pid  3665] +++ exited with 0 +++
[pid  3666] +++ exited with 0 +++
[pid  3664] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3667 attached
 <unfinished ...>
[pid  3667] set_robust_list(0x5555559155e0, 24) = 0
[pid  3667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3667] setpgid(0, 0)               = 0
[pid  3667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3630] <... clone resumed>, child_tidptr=0x5555559155d0) = 3667
[pid  3667] write(3, "1000", 4)         = 4
[pid  3667] close(3)                    = 0
[pid  3667] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3667] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3667] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3668], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3668
[pid  3667] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3667] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3668 attached
 <unfinished ...>
[pid  3668] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3668] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3668] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3667] <... futex resumed>)        = 0
[pid  3667] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3667] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3668] <... futex resumed>)        = 1
[pid  3668] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3668] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3667] <... futex resumed>)        = 0
[pid  3667] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3667] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3667] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3667] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3668] <... futex resumed>)        = 1
[pid  3667] <... clone resumed>, parent_tid=[3669], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3669
[pid  3667] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3667] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3668] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3668] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3668] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3669 attached
 <unfinished ...>
[pid  3669] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3669] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3669] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3669] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3667] <... futex resumed>)        = 0
[pid  3667] exit_group(0)               = ?
[pid  3668] <... futex resumed>)        = ?
[pid  3668] +++ exited with 0 +++
[pid  3669] <... futex resumed>)        = ?
[pid  3669] +++ exited with 0 +++
[pid  3667] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3670 attached
, child_tidptr=0x5555559155d0) = 3670
[pid  3670] set_robust_list(0x5555559155e0, 24) = 0
[pid  3670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3670] setpgid(0, 0)               = 0
[pid  3670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3670] write(3, "1000", 4)         = 4
[pid  3670] close(3)                    = 0
[pid  3670] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3670] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3670] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3671 attached
, parent_tid=[3671], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3671
[pid  3671] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3670] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3671] <... set_robust_list resumed>) = 0
[pid  3670] <... futex resumed>)        = 0
[pid  3671] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3670] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3671] <... mmap resumed>)         = 0x20000000
[pid  3671] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3670] <... futex resumed>)        = 0
[pid  3671] <... futex resumed>)        = 1
[pid  3670] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3671] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3670] <... futex resumed>)        = 0
[pid  3670] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3671] <... mprotect resumed>)     = 0
[pid  3671] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3670] <... futex resumed>)        = 0
[pid  3671] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3670] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3671] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3670] <... futex resumed>)        = 0
[pid  3670] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3671] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3670] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3670] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3670] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3671] <... openat resumed>)       = 3
[pid  3671] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3672 attached
) = 0
[pid  3670] <... clone resumed>, parent_tid=[3672], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3672
[pid  3672] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3671] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3670] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3672] <... set_robust_list resumed>) = 0
[pid  3672] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3670] <... futex resumed>)        = 0
[pid  3670] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3672] <... madvise resumed>)      = 0
[pid  3672] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3670] <... futex resumed>)        = 0
[pid  3670] exit_group(0 <unfinished ...>
[pid  3671] <... futex resumed>)        = ?
[pid  3670] <... exit_group resumed>)   = ?
[pid  3671] +++ exited with 0 +++
[pid  3672] <... futex resumed>)        = ?
[pid  3672] +++ exited with 0 +++
[pid  3670] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3673
./strace-static-x86_64: Process 3673 attached
[pid  3673] set_robust_list(0x5555559155e0, 24) = 0
[pid  3673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3673] setpgid(0, 0)               = 0
[pid  3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3673] write(3, "1000", 4)         = 4
[pid  3673] close(3)                    = 0
[pid  3673] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3673] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3673] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3674 attached
, parent_tid=[3674], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3674
[pid  3673] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3673] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3674] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3674] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3674] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3673] <... futex resumed>)        = 0
[pid  3673] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3673] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3674] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3674] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3673] <... futex resumed>)        = 0
[pid  3673] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3673] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3673] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3674] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3673] <... mprotect resumed>)     = 0
[pid  3673] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3674] <... openat resumed>)       = 3
[pid  3674] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3674] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3675 attached
 <unfinished ...>
[pid  3673] <... clone resumed>, parent_tid=[3675], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3675
[pid  3673] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3675] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3673] <... futex resumed>)        = 0
[pid  3673] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3675] <... set_robust_list resumed>) = 0
[pid  3675] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3675] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3673] <... futex resumed>)        = 0
[pid  3673] exit_group(0)               = ?
[pid  3674] <... futex resumed>)        = ?
[pid  3674] +++ exited with 0 +++
[pid  3675] +++ exited with 0 +++
[pid  3673] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3676
./strace-static-x86_64: Process 3676 attached
[pid  3676] set_robust_list(0x5555559155e0, 24) = 0
[pid  3676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3676] setpgid(0, 0)               = 0
[pid  3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3676] write(3, "1000", 4)         = 4
[pid  3676] close(3)                    = 0
[pid  3676] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3676] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3676] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3677 attached
, parent_tid=[3677], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3677
[pid  3676] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3676] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3677] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3677] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3677] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3676] <... futex resumed>)        = 0
[pid  3676] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3676] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3677] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3677] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3676] <... futex resumed>)        = 0
[pid  3676] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3676] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3676] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3677] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3676] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3678 attached
 <unfinished ...>
[pid  3678] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3677] <... openat resumed>)       = 3
[pid  3676] <... clone resumed>, parent_tid=[3678], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3678
[pid  3678] <... set_robust_list resumed>) = 0
[pid  3678] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3676] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3677] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3676] <... futex resumed>)        = 1
[pid  3677] <... futex resumed>)        = 0
[pid  3678] <... futex resumed>)        = 0
[pid  3678] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3678] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3676] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3677] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3678] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3676] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3676] exit_group(0 <unfinished ...>
[pid  3678] <... futex resumed>)        = ?
[pid  3677] <... futex resumed>)        = ?
[pid  3676] <... exit_group resumed>)   = ?
[pid  3678] +++ exited with 0 +++
[pid  3677] +++ exited with 0 +++
[pid  3676] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3679 attached
, child_tidptr=0x5555559155d0) = 3679
[pid  3679] set_robust_list(0x5555559155e0, 24) = 0
[pid  3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3679] setpgid(0, 0)               = 0
[pid  3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3679] write(3, "1000", 4)         = 4
[pid  3679] close(3)                    = 0
[pid  3679] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3679] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3679] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3680], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3680
./strace-static-x86_64: Process 3680 attached
[pid  3679] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3679] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3680] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3680] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3680] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3679] <... futex resumed>)        = 0
[pid  3680] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3679] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3680] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3679] <... futex resumed>)        = 0
[pid  3680] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3679] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3680] <... mprotect resumed>)     = 0
[pid  3680] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3680] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3679] <... futex resumed>)        = 0
[pid  3679] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3680] <... futex resumed>)        = 0
[pid  3679] <... futex resumed>)        = 1
[pid  3680] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3679] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3679] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3680] <... openat resumed>)       = 3
[pid  3680] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3679] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3680] <... futex resumed>)        = 0
./strace-static-x86_64: Process 3681 attached
[pid  3680] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3681] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3679] <... clone resumed>, parent_tid=[3681], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3681
[pid  3679] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3681] <... set_robust_list resumed>) = 0
[pid  3679] <... futex resumed>)        = 0
[pid  3681] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3679] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3681] <... madvise resumed>)      = 0
[pid  3681] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3679] <... futex resumed>)        = 0
[pid  3679] exit_group(0 <unfinished ...>
[pid  3681] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL) = ?
[pid  3680] <... futex resumed>)        = ?
[pid  3679] <... exit_group resumed>)   = ?
[pid  3681] +++ exited with 0 +++
[pid  3680] +++ exited with 0 +++
[pid  3679] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3682
./strace-static-x86_64: Process 3682 attached
[pid  3682] set_robust_list(0x5555559155e0, 24) = 0
[pid  3682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3682] setpgid(0, 0)               = 0
[pid  3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3682] write(3, "1000", 4)         = 4
[pid  3682] close(3)                    = 0
[pid  3682] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3682] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3682] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3683 attached
, parent_tid=[3683], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3683
[pid  3683] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3683] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3682] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3683] <... futex resumed>)        = 0
[pid  3683] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3682] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3683] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3683] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3682] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3682] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3683] <... futex resumed>)        = 0
[pid  3682] <... futex resumed>)        = 1
[pid  3683] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3683] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3683] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3682] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3682] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3683] <... futex resumed>)        = 0
[pid  3682] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3683] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3683] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3683] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3682] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3682] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3682] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3684 attached
, parent_tid=[3684], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3684
[pid  3684] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3684] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3682] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3684] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3682] <... futex resumed>)        = 0
[pid  3684] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3682] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3684] <... madvise resumed>)      = 0
[pid  3684] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3684] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3682] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3682] exit_group(0 <unfinished ...>
[pid  3683] <... futex resumed>)        = ?
[pid  3682] <... exit_group resumed>)   = ?
[pid  3683] +++ exited with 0 +++
[pid  3684] <... futex resumed>)        = ?
[pid  3684] +++ exited with 0 +++
[pid  3682] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3685
./strace-static-x86_64: Process 3685 attached
[pid  3685] set_robust_list(0x5555559155e0, 24) = 0
[pid  3685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3685] setpgid(0, 0)               = 0
[pid  3685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3685] write(3, "1000", 4)         = 4
[pid  3685] close(3)                    = 0
[pid  3685] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3685] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3685] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3686], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3686
./strace-static-x86_64: Process 3686 attached
[pid  3685] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3685] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3686] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3686] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3686] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3685] <... futex resumed>)        = 0
[pid  3685] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3685] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3686] <... futex resumed>)        = 1
[pid  3686] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3686] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3685] <... futex resumed>)        = 0
[pid  3685] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3685] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3685] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3686] <... futex resumed>)        = 1
[pid  3685] <... mprotect resumed>)     = 0
[pid  3685] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3687], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3687
[pid  3685] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3685] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3687 attached
 <unfinished ...>
[pid  3686] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3687] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3686] <... openat resumed>)       = 3
[pid  3687] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3686] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3687] <... madvise resumed>)      = 0
[pid  3686] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3687] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3685] <... futex resumed>)        = 0
[pid  3687] <... futex resumed>)        = 1
[pid  3685] exit_group(0 <unfinished ...>
[pid  3686] <... futex resumed>)        = ?
[pid  3685] <... exit_group resumed>)   = ?
[pid  3686] +++ exited with 0 +++
[pid  3687] +++ exited with 0 +++
[pid  3685] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3685, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3688
./strace-static-x86_64: Process 3688 attached
[pid  3688] set_robust_list(0x5555559155e0, 24) = 0
[pid  3688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3688] setpgid(0, 0)               = 0
[pid  3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3688] write(3, "1000", 4)         = 4
[pid  3688] close(3)                    = 0
[pid  3688] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3688] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3688] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3689 attached
, parent_tid=[3689], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3689
[pid  3689] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3689] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3688] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3689] <... futex resumed>)        = 0
[pid  3689] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3689] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3688] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3689] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3688] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3688] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3689] <... futex resumed>)        = 0
[pid  3688] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3689] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3689] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3689] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3688] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3688] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3689] <... futex resumed>)        = 0
[pid  3688] <... futex resumed>)        = 1
[pid  3688] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3689] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3688] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3688] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3689] <... openat resumed>)       = 3
[pid  3689] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3689] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3688] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3690 attached
, parent_tid=[3690], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3690
[pid  3690] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3688] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3690] <... set_robust_list resumed>) = 0
[pid  3688] <... futex resumed>)        = 0
[pid  3690] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3688] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3690] <... madvise resumed>)      = 0
[pid  3690] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3688] <... futex resumed>)        = 0
[pid  3690] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3688] exit_group(0 <unfinished ...>
[pid  3689] <... futex resumed>)        = ?
[pid  3688] <... exit_group resumed>)   = ?
[pid  3689] +++ exited with 0 +++
[pid  3690] <... futex resumed>)        = ?
[pid  3690] +++ exited with 0 +++
[pid  3688] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3688, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3691
./strace-static-x86_64: Process 3691 attached
[pid  3691] set_robust_list(0x5555559155e0, 24) = 0
[pid  3691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3691] setpgid(0, 0)               = 0
[pid  3691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3691] write(3, "1000", 4)         = 4
[pid  3691] close(3)                    = 0
[pid  3691] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3691] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3691] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3692], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3692
[pid  3691] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3691] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3692 attached
 <unfinished ...>
[pid  3692] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3692] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3692] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3691] <... futex resumed>)        = 0
[pid  3691] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3691] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3692] <... futex resumed>)        = 1
[pid  3692] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3692] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3691] <... futex resumed>)        = 0
[pid  3691] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3691] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3691] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3691] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3693 attached
 <unfinished ...>
[pid  3692] <... futex resumed>)        = 1
[pid  3691] <... clone resumed>, parent_tid=[3693], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3693
[pid  3693] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3691] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3691] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3693] <... set_robust_list resumed>) = 0
[pid  3692] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3693] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3692] <... openat resumed>)       = 3
[pid  3693] <... madvise resumed>)      = 0
[pid  3692] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3693] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3692] <... futex resumed>)        = 0
[pid  3693] <... futex resumed>)        = 1
[pid  3692] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3691] <... futex resumed>)        = 0
[pid  3693] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3691] exit_group(0 <unfinished ...>
[pid  3692] <... futex resumed>)        = ?
[pid  3691] <... exit_group resumed>)   = ?
[pid  3693] <... futex resumed>)        = ?
[pid  3692] +++ exited with 0 +++
[pid  3693] +++ exited with 0 +++
[pid  3691] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3694
./strace-static-x86_64: Process 3694 attached
[pid  3694] set_robust_list(0x5555559155e0, 24) = 0
[pid  3694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3694] setpgid(0, 0)               = 0
[pid  3694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3694] write(3, "1000", 4)         = 4
[pid  3694] close(3)                    = 0
[pid  3694] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3694] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3694] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3695 attached
, parent_tid=[3695], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3695
[pid  3694] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3694] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3695] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3695] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3695] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3695] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3694] <... futex resumed>)        = 0
[pid  3694] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3694] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3695] <... futex resumed>)        = 0
[pid  3695] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3695] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3694] <... futex resumed>)        = 0
[pid  3694] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3694] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3695] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3694] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3694] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3694] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3696 attached
 <unfinished ...>
[pid  3695] <... openat resumed>)       = 3
[pid  3694] <... clone resumed>, parent_tid=[3696], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3696
[pid  3696] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3696] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3694] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3695] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3694] <... futex resumed>)        = 1
[pid  3696] <... futex resumed>)        = 0
[pid  3694] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3696] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3695] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3696] <... madvise resumed>)      = 0
[pid  3696] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3696] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3694] <... futex resumed>)        = 0
[pid  3694] exit_group(0)               = ?
[pid  3695] <... futex resumed>)        = ?
[pid  3695] +++ exited with 0 +++
[pid  3696] <... futex resumed>)        = ?
[pid  3696] +++ exited with 0 +++
[pid  3694] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3694, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3697
./strace-static-x86_64: Process 3697 attached
[pid  3697] set_robust_list(0x5555559155e0, 24) = 0
[pid  3697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3697] setpgid(0, 0)               = 0
[pid  3697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3697] write(3, "1000", 4)         = 4
[pid  3697] close(3)                    = 0
[pid  3697] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3697] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3697] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3698 attached
, parent_tid=[3698], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3698
[pid  3698] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3697] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3698] <... set_robust_list resumed>) = 0
[pid  3697] <... futex resumed>)        = 0
[pid  3698] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3697] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3698] <... mmap resumed>)         = 0x20000000
[pid  3698] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3697] <... futex resumed>)        = 0
[pid  3698] <... futex resumed>)        = 1
[pid  3697] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3698] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3697] <... futex resumed>)        = 0
[pid  3697] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3698] <... mprotect resumed>)     = 0
[pid  3698] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3697] <... futex resumed>)        = 0
[pid  3698] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3697] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3697] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3698] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3697] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3697] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3698] <... openat resumed>)       = 3
[pid  3697] <... mprotect resumed>)     = 0
[pid  3698] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3698] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3697] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3699 attached
 <unfinished ...>
[pid  3699] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3697] <... clone resumed>, parent_tid=[3699], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3699
[pid  3699] <... set_robust_list resumed>) = 0
[pid  3697] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3699] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3697] <... futex resumed>)        = 0
[pid  3697] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3699] <... madvise resumed>)      = 0
[pid  3699] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3697] <... futex resumed>)        = 0
[pid  3699] <... futex resumed>)        = 1
[pid  3697] exit_group(0 <unfinished ...>
[pid  3699] ????( <unfinished ...>
[pid  3697] <... exit_group resumed>)   = ?
[pid  3698] <... futex resumed>)        = ?
[pid  3698] +++ exited with 0 +++
[pid  3699] <... ???? resumed>)         = ?
[pid  3699] +++ exited with 0 +++
[pid  3697] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3697, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3700 attached
, child_tidptr=0x5555559155d0) = 3700
[pid  3700] set_robust_list(0x5555559155e0, 24) = 0
[pid  3700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3700] setpgid(0, 0)               = 0
[pid  3700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3700] write(3, "1000", 4)         = 4
[pid  3700] close(3)                    = 0
[pid  3700] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3700] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3700] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3701 attached
 <unfinished ...>
[pid  3701] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3700] <... clone resumed>, parent_tid=[3701], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3701
[pid  3701] <... set_robust_list resumed>) = 0
[pid  3700] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3701] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3700] <... futex resumed>)        = 0
[pid  3700] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3701] <... mmap resumed>)         = 0x20000000
[pid  3701] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3700] <... futex resumed>)        = 0
[pid  3701] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3700] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3701] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3700] <... futex resumed>)        = 0
[pid  3701] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3700] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3701] <... mprotect resumed>)     = 0
[pid  3701] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3700] <... futex resumed>)        = 0
[pid  3701] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3700] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3701] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3700] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3701] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3700] <... futex resumed>)        = 0
[pid  3701] <... openat resumed>)       = 3
[pid  3700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3701] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3700] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3701] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3700] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3700] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3702 attached
, parent_tid=[3702], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3702
[pid  3702] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3700] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3702] <... set_robust_list resumed>) = 0
[pid  3700] <... futex resumed>)        = 0
[pid  3702] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3700] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3702] <... madvise resumed>)      = 0
[pid  3702] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3700] <... futex resumed>)        = 0
[pid  3702] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3700] exit_group(0)               = ?
[pid  3701] <... futex resumed>)        = ?
[pid  3702] <... futex resumed>)        = ?
[pid  3701] +++ exited with 0 +++
[pid  3702] +++ exited with 0 +++
[pid  3700] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3700, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3703
./strace-static-x86_64: Process 3703 attached
[pid  3703] set_robust_list(0x5555559155e0, 24) = 0
[pid  3703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3703] setpgid(0, 0)               = 0
[pid  3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3703] write(3, "1000", 4)         = 4
[pid  3703] close(3)                    = 0
[pid  3703] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3703] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3703] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3704], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3704
[pid  3703] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3703] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3704 attached
 <unfinished ...>
[pid  3704] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3704] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3704] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3703] <... futex resumed>)        = 0
[pid  3703] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3703] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3704] <... futex resumed>)        = 1
[pid  3704] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3704] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3703] <... futex resumed>)        = 0
[pid  3703] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3703] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3703] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3703] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3705 attached
, parent_tid=[3705], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3705
[pid  3703] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3703] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3705] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3704] <... futex resumed>)        = 1
[pid  3705] <... set_robust_list resumed>) = 0
[pid  3705] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3704] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3705] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3703] <... futex resumed>)        = 0
[pid  3704] <... openat resumed>)       = 3
[pid  3705] <... futex resumed>)        = 1
[pid  3705] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3704] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3704] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3703] exit_group(0)               = ?
[pid  3705] <... futex resumed>)        = ?
[pid  3705] +++ exited with 0 +++
[pid  3704] <... futex resumed>)        = ?
[pid  3704] +++ exited with 0 +++
[pid  3703] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3703, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3706
./strace-static-x86_64: Process 3706 attached
[pid  3706] set_robust_list(0x5555559155e0, 24) = 0
[pid  3706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3706] setpgid(0, 0)               = 0
[pid  3706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3706] write(3, "1000", 4)         = 4
[pid  3706] close(3)                    = 0
[pid  3706] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3706] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3706] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3707], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3707
./strace-static-x86_64: Process 3707 attached
[pid  3707] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3707] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3706] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3707] <... futex resumed>)        = 0
[pid  3707] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3706] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3707] <... mmap resumed>)         = 0x20000000
[pid  3707] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3706] <... futex resumed>)        = 0
[pid  3706] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3706] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3707] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3707] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3706] <... futex resumed>)        = 0
[pid  3706] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3706] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3706] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3707] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3706] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3708 attached
 <unfinished ...>
[pid  3708] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3707] <... openat resumed>)       = 3
[pid  3706] <... clone resumed>, parent_tid=[3708], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3708
[pid  3708] <... set_robust_list resumed>) = 0
[pid  3708] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3707] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3706] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3707] <... futex resumed>)        = 0
[pid  3708] <... futex resumed>)        = 0
[pid  3708] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3708] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3708] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3706] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3707] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3706] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3706] exit_group(0 <unfinished ...>
[pid  3708] <... futex resumed>)        = ?
[pid  3706] <... exit_group resumed>)   = ?
[pid  3707] <... futex resumed>)        = ?
[pid  3707] +++ exited with 0 +++
[pid  3708] +++ exited with 0 +++
[pid  3706] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3706, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3709 attached
, child_tidptr=0x5555559155d0) = 3709
[pid  3709] set_robust_list(0x5555559155e0, 24) = 0
[pid  3709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3709] setpgid(0, 0)               = 0
[pid  3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3709] write(3, "1000", 4)         = 4
[pid  3709] close(3)                    = 0
[pid  3709] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3709] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3709] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3710 attached
, parent_tid=[3710], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3710
[pid  3710] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3710] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3709] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3710] <... futex resumed>)        = 0
[pid  3710] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3709] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3710] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3710] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3709] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3709] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3709] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3710] <... futex resumed>)        = 0
[pid  3710] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3710] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3710] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3709] <... futex resumed>)        = 0
[pid  3709] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3710] <... futex resumed>)        = 0
[pid  3709] <... futex resumed>)        = 1
[pid  3709] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3710] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3710] <... openat resumed>)       = 3
[pid  3709] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3710] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3709] <... mprotect resumed>)     = 0
[pid  3710] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3709] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3711 attached
, parent_tid=[3711], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3711
[pid  3709] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3709] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3711] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3711] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3711] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3709] <... futex resumed>)        = 0
[pid  3709] exit_group(0 <unfinished ...>
[pid  3711] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3709] <... exit_group resumed>)   = ?
[pid  3710] <... futex resumed>)        = ?
[pid  3710] +++ exited with 0 +++
[pid  3711] <... futex resumed>)        = ?
[pid  3711] +++ exited with 0 +++
[pid  3709] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3712 attached
, child_tidptr=0x5555559155d0) = 3712
[pid  3712] set_robust_list(0x5555559155e0, 24) = 0
[pid  3712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3712] setpgid(0, 0)               = 0
[pid  3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3712] write(3, "1000", 4)         = 4
[pid  3712] close(3)                    = 0
[pid  3712] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3712] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3712] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3713 attached
 <unfinished ...>
[pid  3713] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3713] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3712] <... clone resumed>, parent_tid=[3713], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3713
[pid  3712] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3713] <... futex resumed>)        = 0
[pid  3713] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3712] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3713] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3712] <... futex resumed>)        = 0
[pid  3712] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3712] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3713] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3713] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3712] <... futex resumed>)        = 0
[pid  3712] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3712] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3713] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3713] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3712] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3712] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3713] <... futex resumed>)        = 0
[pid  3712] <... mprotect resumed>)     = 0
[pid  3713] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3712] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3714], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3714
[pid  3712] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3712] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3714 attached
 <unfinished ...>
[pid  3714] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3714] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3714] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3712] <... futex resumed>)        = 0
[pid  3712] exit_group(0 <unfinished ...>
[pid  3713] <... futex resumed>)        = ?
[pid  3712] <... exit_group resumed>)   = ?
[pid  3713] +++ exited with 0 +++
[pid  3714] <... futex resumed>)        = ?
[pid  3714] +++ exited with 0 +++
[pid  3712] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3712, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3715
./strace-static-x86_64: Process 3715 attached
[pid  3715] set_robust_list(0x5555559155e0, 24) = 0
[pid  3715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3715] setpgid(0, 0)               = 0
[pid  3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3715] write(3, "1000", 4)         = 4
[pid  3715] close(3)                    = 0
[pid  3715] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3715] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3715] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3716 attached
, parent_tid=[3716], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3716
[pid  3716] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3715] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3716] <... set_robust_list resumed>) = 0
[pid  3715] <... futex resumed>)        = 0
[pid  3716] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3715] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3716] <... mmap resumed>)         = 0x20000000
[pid  3716] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3715] <... futex resumed>)        = 0
[pid  3716] <... futex resumed>)        = 1
[pid  3715] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3716] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3715] <... futex resumed>)        = 0
[pid  3715] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3716] <... mprotect resumed>)     = 0
[pid  3716] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3715] <... futex resumed>)        = 0
[pid  3715] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3715] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3716] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3715] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3715] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3716] <... openat resumed>)       = 3
[pid  3715] <... mprotect resumed>)     = 0
[pid  3716] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3715] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3716] <... futex resumed>)        = 0
[pid  3715] <... clone resumed>, parent_tid=[3717], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3717
[pid  3715] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3715] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3716] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3717 attached
 <unfinished ...>
[pid  3717] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3717] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3717] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3715] <... futex resumed>)        = 0
[pid  3715] exit_group(0 <unfinished ...>
[pid  3716] <... futex resumed>)        = ?
[pid  3715] <... exit_group resumed>)   = ?
[pid  3716] +++ exited with 0 +++
[pid  3717] <... futex resumed>)        = ?
[pid  3717] +++ exited with 0 +++
[pid  3715] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3718
./strace-static-x86_64: Process 3718 attached
[pid  3718] set_robust_list(0x5555559155e0, 24) = 0
[pid  3718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3718] setpgid(0, 0)               = 0
[pid  3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3718] write(3, "1000", 4)         = 4
[pid  3718] close(3)                    = 0
[pid  3718] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3718] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3718] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3719], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3719
./strace-static-x86_64: Process 3719 attached
[pid  3718] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3719] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3718] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3719] <... set_robust_list resumed>) = 0
[pid  3719] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3719] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3718] <... futex resumed>)        = 0
[pid  3719] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3718] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3718] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3719] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3719] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3719] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3718] <... futex resumed>)        = 0
[pid  3718] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3718] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3718] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3718] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3720], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3720
[pid  3718] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3719] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3718] <... futex resumed>)        = 0
[pid  3718] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3719] <... openat resumed>)       = 3
./strace-static-x86_64: Process 3720 attached
[pid  3719] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3720] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3719] <... futex resumed>)        = 0
[pid  3720] <... set_robust_list resumed>) = 0
[pid  3719] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3720] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3720] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3718] <... futex resumed>)        = 0
[pid  3718] exit_group(0 <unfinished ...>
[pid  3719] <... futex resumed>)        = ?
[pid  3718] <... exit_group resumed>)   = ?
[pid  3719] +++ exited with 0 +++
[pid  3720] <... futex resumed>)        = ?
[pid  3720] +++ exited with 0 +++
[pid  3718] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3721 attached
, child_tidptr=0x5555559155d0) = 3721
[pid  3721] set_robust_list(0x5555559155e0, 24) = 0
[pid  3721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3721] setpgid(0, 0)               = 0
[pid  3721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3721] write(3, "1000", 4)         = 4
[pid  3721] close(3)                    = 0
[pid  3721] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3721] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3721] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3722 attached
, parent_tid=[3722], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3722
[pid  3722] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3722] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3721] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3722] <... futex resumed>)        = 0
[pid  3722] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3721] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3722] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3722] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3721] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3721] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3722] <... futex resumed>)        = 0
[pid  3722] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3722] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3722] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3721] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3721] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3722] <... futex resumed>)        = 0
[pid  3721] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3722] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3722] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3721] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3722] <... futex resumed>)        = 0
[pid  3722] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3721] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3721] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3723 attached
 <unfinished ...>
[pid  3723] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3721] <... clone resumed>, parent_tid=[3723], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3723
[pid  3723] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3721] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3723] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3721] <... futex resumed>)        = 0
[pid  3723] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3723] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3723] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3721] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3721] exit_group(0)               = ?
[pid  3722] <... futex resumed>)        = ?
[pid  3722] +++ exited with 0 +++
[pid  3723] <... futex resumed>)        = ?
[pid  3723] +++ exited with 0 +++
[pid  3721] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3721, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3724
./strace-static-x86_64: Process 3724 attached
[pid  3724] set_robust_list(0x5555559155e0, 24) = 0
[pid  3724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3724] setpgid(0, 0)               = 0
[pid  3724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3724] write(3, "1000", 4)         = 4
[pid  3724] close(3)                    = 0
[pid  3724] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3724] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3724] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3725 attached
, parent_tid=[3725], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3725
[pid  3725] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3724] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3725] <... set_robust_list resumed>) = 0
[pid  3724] <... futex resumed>)        = 0
[pid  3725] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3724] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3725] <... mmap resumed>)         = 0x20000000
[pid  3725] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3724] <... futex resumed>)        = 0
[pid  3725] <... futex resumed>)        = 1
[pid  3724] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3725] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3724] <... futex resumed>)        = 0
[pid  3724] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3725] <... mprotect resumed>)     = 0
[pid  3725] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3724] <... futex resumed>)        = 0
[pid  3725] <... futex resumed>)        = 1
[pid  3724] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3724] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3725] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3724] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3724] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3724] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3725] <... openat resumed>)       = 3
./strace-static-x86_64: Process 3726 attached
[pid  3725] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3724] <... clone resumed>, parent_tid=[3726], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3726
[pid  3726] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3725] <... futex resumed>)        = 0
[pid  3724] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3726] <... set_robust_list resumed>) = 0
[pid  3725] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3724] <... futex resumed>)        = 0
[pid  3724] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3726] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3726] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3724] <... futex resumed>)        = 0
[pid  3726] <... futex resumed>)        = 1
[pid  3724] exit_group(0 <unfinished ...>
[pid  3726] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3725] <... futex resumed>)        = ?
[pid  3724] <... exit_group resumed>)   = ?
[pid  3725] +++ exited with 0 +++
[pid  3726] <... futex resumed>)        = ?
[pid  3726] +++ exited with 0 +++
[pid  3724] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3724, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3727
./strace-static-x86_64: Process 3727 attached
[pid  3727] set_robust_list(0x5555559155e0, 24) = 0
[pid  3727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3727] setpgid(0, 0)               = 0
[pid  3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3727] write(3, "1000", 4)         = 4
[pid  3727] close(3)                    = 0
[pid  3727] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3727] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3727] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3728], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3728
./strace-static-x86_64: Process 3728 attached
[pid  3727] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3728] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3727] <... futex resumed>)        = 0
[pid  3728] <... set_robust_list resumed>) = 0
[pid  3727] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3728] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3728] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3727] <... futex resumed>)        = 0
[pid  3728] <... futex resumed>)        = 1
[pid  3727] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3728] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3727] <... futex resumed>)        = 0
[pid  3727] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3728] <... mprotect resumed>)     = 0
[pid  3728] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3727] <... futex resumed>)        = 0
[pid  3728] <... futex resumed>)        = 1
[pid  3727] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3727] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3728] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3727] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3727] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3727] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3728] <... openat resumed>)       = 3
[pid  3727] <... clone resumed>, parent_tid=[3729], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3729
./strace-static-x86_64: Process 3729 attached
[pid  3728] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3727] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3729] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3728] <... futex resumed>)        = 0
[pid  3727] <... futex resumed>)        = 0
[pid  3729] <... set_robust_list resumed>) = 0
[pid  3728] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3727] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3729] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3729] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3727] <... futex resumed>)        = 0
[pid  3729] <... futex resumed>)        = 1
[pid  3729] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3727] exit_group(0)               = ?
[pid  3729] <... futex resumed>)        = ?
[pid  3728] <... futex resumed>)        = ?
[pid  3728] +++ exited with 0 +++
[pid  3729] +++ exited with 0 +++
[pid  3727] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3727, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3730
./strace-static-x86_64: Process 3730 attached
[pid  3730] set_robust_list(0x5555559155e0, 24) = 0
[pid  3730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3730] setpgid(0, 0)               = 0
[pid  3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3730] write(3, "1000", 4)         = 4
[pid  3730] close(3)                    = 0
[pid  3730] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3730] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3730] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3731 attached
 <unfinished ...>
[pid  3731] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3730] <... clone resumed>, parent_tid=[3731], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3731
[pid  3731] <... set_robust_list resumed>) = 0
[pid  3730] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3731] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3730] <... futex resumed>)        = 0
[pid  3730] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3731] <... mmap resumed>)         = 0x20000000
[pid  3731] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3730] <... futex resumed>)        = 0
[pid  3731] <... futex resumed>)        = 1
[pid  3730] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3731] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3730] <... futex resumed>)        = 0
[pid  3730] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3731] <... mprotect resumed>)     = 0
[pid  3731] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3730] <... futex resumed>)        = 0
[pid  3731] <... futex resumed>)        = 1
[pid  3730] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3730] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3731] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3730] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3730] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3730] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3732], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3732
./strace-static-x86_64: Process 3732 attached
[pid  3731] <... openat resumed>)       = 3
[pid  3730] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3732] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3731] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3730] <... futex resumed>)        = 0
[pid  3732] <... set_robust_list resumed>) = 0
[pid  3731] <... futex resumed>)        = 0
[pid  3730] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3732] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3731] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3732] <... madvise resumed>)      = 0
[pid  3732] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3730] <... futex resumed>)        = 0
[pid  3732] <... futex resumed>)        = 1
[pid  3730] exit_group(0 <unfinished ...>
[pid  3731] <... futex resumed>)        = ?
[pid  3730] <... exit_group resumed>)   = ?
[pid  3731] +++ exited with 0 +++
[pid  3732] +++ exited with 0 +++
[pid  3730] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3733
./strace-static-x86_64: Process 3733 attached
[pid  3733] set_robust_list(0x5555559155e0, 24) = 0
[pid  3733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3733] setpgid(0, 0)               = 0
[pid  3733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3733] write(3, "1000", 4)         = 4
[pid  3733] close(3)                    = 0
[pid  3733] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3733] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3733] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3734], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3734
./strace-static-x86_64: Process 3734 attached
[pid  3734] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3734] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3733] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3734] <... futex resumed>)        = 0
[pid  3734] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3733] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3734] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3734] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3733] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3733] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3734] <... futex resumed>)        = 0
[pid  3734] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3733] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3734] <... mprotect resumed>)     = 0
[pid  3734] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3733] <... futex resumed>)        = 0
[pid  3733] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3733] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3733] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3734] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3733] <... mprotect resumed>)     = 0
[pid  3733] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3735], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3735
[pid  3734] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3733] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3733] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3735 attached
 <unfinished ...>
[pid  3735] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3735] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3735] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3734] <... futex resumed>)        = 0
[pid  3733] <... futex resumed>)        = 0
[pid  3734] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3733] exit_group(0)               = ?
[pid  3734] <... futex resumed>)        = ?
[pid  3735] <... futex resumed>)        = ?
[pid  3735] +++ exited with 0 +++
[pid  3734] +++ exited with 0 +++
[pid  3733] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3733, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3736
./strace-static-x86_64: Process 3736 attached
[pid  3736] set_robust_list(0x5555559155e0, 24) = 0
[pid  3736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3736] setpgid(0, 0)               = 0
[pid  3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3736] write(3, "1000", 4)         = 4
[pid  3736] close(3)                    = 0
[pid  3736] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3736] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3736] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3737 attached
 <unfinished ...>
[pid  3737] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3737] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3736] <... clone resumed>, parent_tid=[3737], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3737
[pid  3736] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3737] <... futex resumed>)        = 0
[pid  3736] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3737] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3737] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3737] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3736] <... futex resumed>)        = 0
[pid  3736] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3736] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3737] <... futex resumed>)        = 0
[pid  3737] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3737] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3736] <... futex resumed>)        = 0
[pid  3736] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3736] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3736] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3736] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3738 attached
, parent_tid=[3738], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3738
[pid  3736] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3736] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3738] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3738] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3737] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3738] <... madvise resumed>)      = 0
[pid  3738] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3737] <... openat resumed>)       = 3
[pid  3737] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3737] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3738] <... futex resumed>)        = 1
[pid  3736] <... futex resumed>)        = 0
[pid  3736] exit_group(0)               = ?
[pid  3737] <... futex resumed>)        = ?
[pid  3737] +++ exited with 0 +++
[pid  3738] +++ exited with 0 +++
[pid  3736] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3739 attached
, child_tidptr=0x5555559155d0) = 3739
[pid  3739] set_robust_list(0x5555559155e0, 24) = 0
[pid  3739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3739] setpgid(0, 0)               = 0
[pid  3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3739] write(3, "1000", 4)         = 4
[pid  3739] close(3)                    = 0
[pid  3739] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3739] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3739] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3740 attached
, parent_tid=[3740], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3740
[pid  3740] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3739] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3740] <... set_robust_list resumed>) = 0
[pid  3739] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3740] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3740] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3739] <... futex resumed>)        = 0
[pid  3739] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3739] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3740] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3740] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3739] <... futex resumed>)        = 0
[pid  3739] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3739] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3740] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3739] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3740] <... openat resumed>)       = 3
[pid  3739] <... mprotect resumed>)     = 0
[pid  3740] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3739] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3740] <... futex resumed>)        = 0
[pid  3740] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3741 attached
 <unfinished ...>
[pid  3739] <... clone resumed>, parent_tid=[3741], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3741
[pid  3741] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3739] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3741] <... set_robust_list resumed>) = 0
[pid  3739] <... futex resumed>)        = 0
[pid  3741] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3739] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3741] <... madvise resumed>)      = 0
[pid  3741] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3739] <... futex resumed>)        = 0
[pid  3741] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3739] exit_group(0)               = ?
[pid  3741] <... futex resumed>)        = ?
[pid  3740] <... futex resumed>)        = ?
[pid  3741] +++ exited with 0 +++
[pid  3740] +++ exited with 0 +++
[pid  3739] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3742
./strace-static-x86_64: Process 3742 attached
[pid  3742] set_robust_list(0x5555559155e0, 24) = 0
[pid  3742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3742] setpgid(0, 0)               = 0
[pid  3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3742] write(3, "1000", 4)         = 4
[pid  3742] close(3)                    = 0
[pid  3742] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3742] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3742] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3743], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3743
./strace-static-x86_64: Process 3743 attached
[pid  3743] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3743] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3742] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3743] <... futex resumed>)        = 0
[pid  3743] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3742] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3743] <... mmap resumed>)         = 0x20000000
[pid  3743] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3742] <... futex resumed>)        = 0
[pid  3742] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3743] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3742] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3743] <... mprotect resumed>)     = 0
[pid  3743] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3742] <... futex resumed>)        = 0
[pid  3742] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3742] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3742] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3743] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3742] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3743] <... openat resumed>)       = 3
[pid  3742] <... clone resumed>, parent_tid=[3744], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3744
[pid  3742] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3742] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3743] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3743] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3744 attached
 <unfinished ...>
[pid  3744] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3744] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3744] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3742] <... futex resumed>)        = 0
[pid  3742] exit_group(0)               = ?
[pid  3743] <... futex resumed>)        = ?
[pid  3743] +++ exited with 0 +++
[pid  3744] <... futex resumed>)        = ?
[pid  3744] +++ exited with 0 +++
[pid  3742] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3742, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3745
./strace-static-x86_64: Process 3745 attached
[pid  3745] set_robust_list(0x5555559155e0, 24) = 0
[pid  3745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3745] setpgid(0, 0)               = 0
[pid  3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3745] write(3, "1000", 4)         = 4
[pid  3745] close(3)                    = 0
[pid  3745] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3745] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3745] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3746 attached
, parent_tid=[3746], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3746
[pid  3745] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3746] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3745] <... futex resumed>)        = 0
[pid  3746] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3745] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3746] <... mmap resumed>)         = 0x20000000
[pid  3746] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3745] <... futex resumed>)        = 0
[pid  3745] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3745] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3746] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3746] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3745] <... futex resumed>)        = 0
[pid  3745] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3745] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3745] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3745] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3747], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3747
[pid  3745] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3745] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3747 attached
 <unfinished ...>
[pid  3747] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3747] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3746] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3747] <... madvise resumed>)      = 0
[pid  3747] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3745] <... futex resumed>)        = 0
[pid  3747] <... futex resumed>)        = 1
[pid  3746] <... openat resumed>)       = 3
[pid  3747] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3746] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3745] exit_group(0 <unfinished ...>
[pid  3746] ????( <unfinished ...>
[pid  3745] <... exit_group resumed>)   = ?
[pid  3747] <... futex resumed>)        = ?
[pid  3747] +++ exited with 0 +++
[pid  3746] <... ???? resumed>)         = ?
[pid  3746] +++ exited with 0 +++
[pid  3745] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3748 attached
, child_tidptr=0x5555559155d0) = 3748
[pid  3748] set_robust_list(0x5555559155e0, 24) = 0
[pid  3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3748] setpgid(0, 0)               = 0
[pid  3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3748] write(3, "1000", 4)         = 4
[pid  3748] close(3)                    = 0
[pid  3748] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3748] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3748] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3749 attached
, parent_tid=[3749], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3749
[pid  3749] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3748] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3749] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3748] <... futex resumed>)        = 0
[pid  3748] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3749] <... mmap resumed>)         = 0x20000000
[pid  3749] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3748] <... futex resumed>)        = 0
[pid  3748] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3748] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3749] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3749] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3748] <... futex resumed>)        = 0
[pid  3748] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3748] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3748] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3749] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3748] <... mprotect resumed>)     = 0
[pid  3748] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3750], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3750
[pid  3749] <... openat resumed>)       = 3
[pid  3748] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3748] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3750 attached
 <unfinished ...>
[pid  3749] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3750] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3750] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3750] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3748] <... futex resumed>)        = 0
[pid  3749] <... futex resumed>)        = 0
[pid  3748] exit_group(0)               = ?
[pid  3750] <... futex resumed>)        = ?
[pid  3750] +++ exited with 0 +++
[pid  3749] +++ exited with 0 +++
[pid  3748] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3751 attached
, child_tidptr=0x5555559155d0) = 3751
[pid  3751] set_robust_list(0x5555559155e0, 24) = 0
[pid  3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3751] setpgid(0, 0)               = 0
[pid  3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3751] write(3, "1000", 4)         = 4
[pid  3751] close(3)                    = 0
[pid  3751] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3751] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3751] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3752], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3752
./strace-static-x86_64: Process 3752 attached
[pid  3751] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3752] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3751] <... futex resumed>)        = 0
[pid  3752] <... set_robust_list resumed>) = 0
[pid  3751] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3752] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3752] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3751] <... futex resumed>)        = 0
[pid  3751] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3752] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3751] <... futex resumed>)        = 0
[pid  3751] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3752] <... mprotect resumed>)     = 0
[pid  3752] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3751] <... futex resumed>)        = 0
[pid  3751] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3751] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3751] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3752] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3751] <... mprotect resumed>)     = 0
[pid  3751] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3753 attached
 <unfinished ...>
[pid  3752] <... openat resumed>)       = 3
[pid  3753] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3751] <... clone resumed>, parent_tid=[3753], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3753
[pid  3753] <... set_robust_list resumed>) = 0
[pid  3751] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3753] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3751] <... futex resumed>)        = 0
[pid  3752] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3751] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3753] <... madvise resumed>)      = 0
[pid  3752] <... futex resumed>)        = 0
[pid  3753] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3752] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3753] <... futex resumed>)        = 1
[pid  3751] <... futex resumed>)        = 0
[pid  3753] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3751] exit_group(0 <unfinished ...>
[pid  3753] <... futex resumed>)        = ?
[pid  3752] <... futex resumed>)        = ?
[pid  3751] <... exit_group resumed>)   = ?
[pid  3752] +++ exited with 0 +++
[pid  3753] +++ exited with 0 +++
[pid  3751] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3754
./strace-static-x86_64: Process 3754 attached
[pid  3754] set_robust_list(0x5555559155e0, 24) = 0
[pid  3754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3754] setpgid(0, 0)               = 0
[pid  3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3754] write(3, "1000", 4)         = 4
[pid  3754] close(3)                    = 0
[pid  3754] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3754] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3754] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3755], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3755
./strace-static-x86_64: Process 3755 attached
[pid  3755] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3755] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3754] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3755] <... futex resumed>)        = 0
[pid  3755] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3754] <... futex resumed>)        = 1
[pid  3755] <... mmap resumed>)         = 0x20000000
[pid  3754] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3755] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3754] <... futex resumed>)        = 0
[pid  3754] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3754] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3755] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3755] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3754] <... futex resumed>)        = 0
[pid  3754] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3754] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3754] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3755] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3754] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3756 attached
, parent_tid=[3756], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3756
[pid  3754] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3754] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3756] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3755] <... openat resumed>)       = 3
[pid  3755] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3756] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3755] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3756] <... madvise resumed>)      = 0
[pid  3756] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3754] <... futex resumed>)        = 0
[pid  3754] exit_group(0)               = ?
[pid  3755] <... futex resumed>)        = ?
[pid  3755] +++ exited with 0 +++
[pid  3756] +++ exited with 0 +++
[pid  3754] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3757 attached
, child_tidptr=0x5555559155d0) = 3757
[pid  3757] set_robust_list(0x5555559155e0, 24) = 0
[pid  3757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3757] setpgid(0, 0)               = 0
[pid  3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3757] write(3, "1000", 4)         = 4
[pid  3757] close(3)                    = 0
[pid  3757] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3757] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3757] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3758 attached
, parent_tid=[3758], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3758
[pid  3757] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3757] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3758] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3758] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3758] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3757] <... futex resumed>)        = 0
[pid  3757] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3757] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3758] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3758] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3757] <... futex resumed>)        = 0
[pid  3757] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3757] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3758] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3757] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3757] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3758] <... openat resumed>)       = 3
[pid  3757] <... mprotect resumed>)     = 0
[pid  3757] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3758] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3757] <... clone resumed>, parent_tid=[3759], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3759
[pid  3758] <... futex resumed>)        = 0
[pid  3757] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3757] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3759 attached
 <unfinished ...>
[pid  3759] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3759] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3759] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3757] <... futex resumed>)        = 0
[pid  3758] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3757] exit_group(0)               = ?
[pid  3758] <... futex resumed>)        = ?
[pid  3759] <... futex resumed>)        = ?
[pid  3758] +++ exited with 0 +++
[pid  3759] +++ exited with 0 +++
[pid  3757] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3760
./strace-static-x86_64: Process 3760 attached
[pid  3760] set_robust_list(0x5555559155e0, 24) = 0
[pid  3760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3760] setpgid(0, 0)               = 0
[pid  3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3760] write(3, "1000", 4)         = 4
[pid  3760] close(3)                    = 0
[pid  3760] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3760] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3760] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3761 attached
, parent_tid=[3761], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3761
[pid  3761] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3760] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3760] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3761] <... set_robust_list resumed>) = 0
[pid  3761] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3761] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3760] <... futex resumed>)        = 0
[pid  3761] <... futex resumed>)        = 1
[pid  3760] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3761] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3760] <... futex resumed>)        = 0
[pid  3760] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3761] <... mprotect resumed>)     = 0
[pid  3761] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3760] <... futex resumed>)        = 0
[pid  3761] <... futex resumed>)        = 1
[pid  3760] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3760] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3761] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3760] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3760] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3760] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3762 attached
, parent_tid=[3762], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3762
[pid  3762] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3760] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3762] <... set_robust_list resumed>) = 0
[pid  3760] <... futex resumed>)        = 0
[pid  3762] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3760] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3762] <... madvise resumed>)      = 0
[pid  3762] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3760] <... futex resumed>)        = 0
[pid  3762] <... futex resumed>)        = 1
[pid  3761] <... openat resumed>)       = 3
[pid  3762] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3761] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3761] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3760] exit_group(0)               = ?
[pid  3762] <... futex resumed>)        = ?
[pid  3761] <... futex resumed>)        = ?
[pid  3762] +++ exited with 0 +++
[pid  3761] +++ exited with 0 +++
[pid  3760] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3763
./strace-static-x86_64: Process 3763 attached
[pid  3763] set_robust_list(0x5555559155e0, 24) = 0
[pid  3763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3763] setpgid(0, 0)               = 0
[pid  3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3763] write(3, "1000", 4)         = 4
[pid  3763] close(3)                    = 0
[pid  3763] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3763] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3763] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3764 attached
, parent_tid=[3764], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3764
[pid  3764] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3763] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3764] <... set_robust_list resumed>) = 0
[pid  3763] <... futex resumed>)        = 0
[pid  3763] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3764] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3764] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3763] <... futex resumed>)        = 0
[pid  3764] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3763] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3764] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3763] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3764] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3764] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3763] <... futex resumed>)        = 0
[pid  3764] <... futex resumed>)        = 1
[pid  3763] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3763] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3764] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3763] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3763] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3763] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3764] <... openat resumed>)       = 3
[pid  3763] <... clone resumed>, parent_tid=[3765], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3765
[pid  3764] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3763] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3765 attached
) = 0
[pid  3764] <... futex resumed>)        = 0
[pid  3763] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3765] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3764] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3765] <... set_robust_list resumed>) = 0
[pid  3765] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3765] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3763] <... futex resumed>)        = 0
[pid  3765] <... futex resumed>)        = 1
[pid  3763] exit_group(0 <unfinished ...>
[pid  3764] <... futex resumed>)        = ?
[pid  3763] <... exit_group resumed>)   = ?
[pid  3764] +++ exited with 0 +++
[pid  3765] +++ exited with 0 +++
[pid  3763] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3766 attached
, child_tidptr=0x5555559155d0) = 3766
[pid  3766] set_robust_list(0x5555559155e0, 24) = 0
[pid  3766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3766] setpgid(0, 0)               = 0
[pid  3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3766] write(3, "1000", 4)         = 4
[pid  3766] close(3)                    = 0
[pid  3766] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3766] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3766] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3767 attached
, parent_tid=[3767], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3767
[pid  3767] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3766] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3767] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3766] <... futex resumed>)        = 0
[pid  3766] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3767] <... mmap resumed>)         = 0x20000000
[pid  3767] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3766] <... futex resumed>)        = 0
[pid  3767] <... futex resumed>)        = 1
[pid  3766] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3767] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3766] <... futex resumed>)        = 0
[pid  3766] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3767] <... mprotect resumed>)     = 0
[pid  3767] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3766] <... futex resumed>)        = 0
[pid  3767] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3766] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3767] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3766] <... futex resumed>)        = 0
[pid  3766] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3767] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3766] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3766] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3766] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3768 attached
, parent_tid=[3768], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3768
[pid  3767] <... openat resumed>)       = 3
[pid  3766] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3767] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3766] <... futex resumed>)        = 0
[pid  3768] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3767] <... futex resumed>)        = 0
[pid  3766] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3767] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3768] <... set_robust_list resumed>) = 0
[pid  3768] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3768] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3766] <... futex resumed>)        = 0
[pid  3768] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3766] exit_group(0 <unfinished ...>
[pid  3768] <... futex resumed>)        = ?
[pid  3767] <... futex resumed>)        = ?
[pid  3766] <... exit_group resumed>)   = ?
[pid  3768] +++ exited with 0 +++
[pid  3767] +++ exited with 0 +++
[pid  3766] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3769 attached
, child_tidptr=0x5555559155d0) = 3769
[pid  3769] set_robust_list(0x5555559155e0, 24) = 0
[pid  3769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3769] setpgid(0, 0)               = 0
[pid  3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3769] write(3, "1000", 4)         = 4
[pid  3769] close(3)                    = 0
[pid  3769] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3769] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3769] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3770 attached
, parent_tid=[3770], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3770
[pid  3769] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3770] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3770] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3769] <... futex resumed>)        = 0
[pid  3770] <... mmap resumed>)         = 0x20000000
[pid  3770] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3770] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3769] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3769] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3770] <... futex resumed>)        = 0
[pid  3770] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3769] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3770] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3770] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3769] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3769] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3770] <... futex resumed>)        = 0
[pid  3769] <... futex resumed>)        = 1
[pid  3769] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3770] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3770] <... openat resumed>)       = 3
[pid  3769] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3770] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3770] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3769] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3769] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3771 attached
 <unfinished ...>
[pid  3771] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3769] <... clone resumed>, parent_tid=[3771], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3771
[pid  3771] <... set_robust_list resumed>) = 0
[pid  3769] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3771] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3769] <... futex resumed>)        = 0
[pid  3771] <... madvise resumed>)      = 0
[pid  3771] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3771] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3769] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3769] exit_group(0)               = ?
[pid  3770] <... futex resumed>)        = ?
[pid  3770] +++ exited with 0 +++
[pid  3771] <... futex resumed>)        = ?
[pid  3771] +++ exited with 0 +++
[pid  3769] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3769, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3772
./strace-static-x86_64: Process 3772 attached
[pid  3772] set_robust_list(0x5555559155e0, 24) = 0
[pid  3772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3772] setpgid(0, 0)               = 0
[pid  3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3772] write(3, "1000", 4)         = 4
[pid  3772] close(3)                    = 0
[pid  3772] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3772] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3772] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3773 attached
, parent_tid=[3773], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3773
[pid  3773] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3772] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3773] <... set_robust_list resumed>) = 0
[pid  3772] <... futex resumed>)        = 0
[pid  3773] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3772] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3773] <... mmap resumed>)         = 0x20000000
[pid  3773] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3772] <... futex resumed>)        = 0
[pid  3773] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3772] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3773] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3772] <... futex resumed>)        = 0
[pid  3773] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3772] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3773] <... mprotect resumed>)     = 0
[pid  3773] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3772] <... futex resumed>)        = 0
[pid  3773] <... futex resumed>)        = 1
[pid  3772] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3772] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3773] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3772] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3772] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3773] <... openat resumed>)       = 3
[pid  3772] <... mprotect resumed>)     = 0
[pid  3773] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3772] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3774], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3774
[pid  3772] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3772] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3773] <... futex resumed>)        = 0
./strace-static-x86_64: Process 3774 attached
[pid  3773] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3774] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3774] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3774] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3772] <... futex resumed>)        = 0
[pid  3772] exit_group(0)               = ?
[pid  3774] <... futex resumed>)        = ?
[pid  3774] +++ exited with 0 +++
[pid  3773] <... futex resumed>)        = ?
[pid  3773] +++ exited with 0 +++
[pid  3772] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3772, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3775
./strace-static-x86_64: Process 3775 attached
[pid  3775] set_robust_list(0x5555559155e0, 24) = 0
[pid  3775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3775] setpgid(0, 0)               = 0
[pid  3775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3775] write(3, "1000", 4)         = 4
[pid  3775] close(3)                    = 0
[pid  3775] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3775] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3775] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3776 attached
 <unfinished ...>
[pid  3776] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3776] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3775] <... clone resumed>, parent_tid=[3776], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3776
[pid  3775] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3776] <... futex resumed>)        = 0
[pid  3775] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3776] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3776] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3776] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3775] <... futex resumed>)        = 0
[pid  3775] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3776] <... futex resumed>)        = 0
[pid  3775] <... futex resumed>)        = 1
[pid  3776] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3775] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3776] <... mprotect resumed>)     = 0
[pid  3776] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3775] <... futex resumed>)        = 0
[pid  3775] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3775] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3776] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3775] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3775] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3776] <... openat resumed>)       = 3
[pid  3775] <... mprotect resumed>)     = 0
[pid  3776] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3775] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3776] <... futex resumed>)        = 0
[pid  3776] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3777 attached
 <unfinished ...>
[pid  3775] <... clone resumed>, parent_tid=[3777], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3777
[pid  3777] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3775] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3777] <... set_robust_list resumed>) = 0
[pid  3775] <... futex resumed>)        = 0
[pid  3777] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3775] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3777] <... madvise resumed>)      = 0
[pid  3777] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3775] <... futex resumed>)        = 0
[pid  3777] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3775] exit_group(0)               = ?
[pid  3776] <... futex resumed>)        = ?
[pid  3776] +++ exited with 0 +++
[pid  3777] <... futex resumed>)        = ?
[pid  3777] +++ exited with 0 +++
[pid  3775] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3775, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3778
./strace-static-x86_64: Process 3778 attached
[pid  3778] set_robust_list(0x5555559155e0, 24) = 0
[pid  3778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3778] setpgid(0, 0)               = 0
[pid  3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3778] write(3, "1000", 4)         = 4
[pid  3778] close(3)                    = 0
[pid  3778] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3778] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3778] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3779], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3779
[pid  3778] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3778] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3779 attached
 <unfinished ...>
[pid  3779] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3779] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3779] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3778] <... futex resumed>)        = 0
[pid  3778] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3778] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3779] <... futex resumed>)        = 1
[pid  3779] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3779] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3778] <... futex resumed>)        = 0
[pid  3778] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3778] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3778] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3778] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3780 attached
, parent_tid=[3780], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3780
[pid  3778] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3778] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3779] <... futex resumed>)        = 1
[pid  3780] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3780] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3779] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3779] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3779] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3780] <... madvise resumed>)      = 0
[pid  3780] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3778] <... futex resumed>)        = 0
[pid  3778] exit_group(0)               = ?
[pid  3779] <... futex resumed>)        = ?
[pid  3779] +++ exited with 0 +++
[pid  3780] +++ exited with 0 +++
[pid  3778] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3781
./strace-static-x86_64: Process 3781 attached
[pid  3781] set_robust_list(0x5555559155e0, 24) = 0
[pid  3781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3781] setpgid(0, 0)               = 0
[pid  3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3781] write(3, "1000", 4)         = 4
[pid  3781] close(3)                    = 0
[pid  3781] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3781] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3781] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3782], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3782
[pid  3781] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3781] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3782 attached
 <unfinished ...>
[pid  3782] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3782] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3782] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3781] <... futex resumed>)        = 0
[pid  3781] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3781] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3782] <... futex resumed>)        = 1
[pid  3782] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3782] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3781] <... futex resumed>)        = 0
[pid  3781] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3781] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3781] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3781] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3783], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3783
./strace-static-x86_64: Process 3783 attached
[pid  3781] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3781] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3782] <... futex resumed>)        = 1
[pid  3783] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3783] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3782] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3783] <... madvise resumed>)      = 0
[pid  3782] <... openat resumed>)       = 3
[pid  3783] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3782] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3782] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3781] <... futex resumed>)        = 0
[pid  3781] exit_group(0)               = ?
[pid  3783] <... futex resumed>)        = ?
[pid  3782] <... futex resumed>)        = ?
[pid  3782] +++ exited with 0 +++
[pid  3783] +++ exited with 0 +++
[pid  3781] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3784
./strace-static-x86_64: Process 3784 attached
[pid  3784] set_robust_list(0x5555559155e0, 24) = 0
[pid  3784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3784] setpgid(0, 0)               = 0
[pid  3784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3784] write(3, "1000", 4)         = 4
[pid  3784] close(3)                    = 0
[pid  3784] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3784] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3784] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3785], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3785
./strace-static-x86_64: Process 3785 attached
[pid  3784] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3784] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3785] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3785] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3785] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3784] <... futex resumed>)        = 0
[pid  3784] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3784] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3785] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3785] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3784] <... futex resumed>)        = 0
[pid  3784] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3784] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3784] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3784] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3786 attached
 <unfinished ...>
[pid  3786] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3784] <... clone resumed>, parent_tid=[3786], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3786
[pid  3786] <... set_robust_list resumed>) = 0
[pid  3784] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3786] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3784] <... futex resumed>)        = 0
[pid  3784] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3785] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3786] <... madvise resumed>)      = 0
[pid  3786] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3784] <... futex resumed>)        = 0
[pid  3786] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3785] <... openat resumed>)       = 3
[pid  3785] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3785] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3784] exit_group(0)               = ?
[pid  3786] <... futex resumed>)        = ?
[pid  3786] +++ exited with 0 +++
[pid  3785] <... futex resumed>)        = ?
[pid  3785] +++ exited with 0 +++
[pid  3784] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3784, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3787
./strace-static-x86_64: Process 3787 attached
[pid  3787] set_robust_list(0x5555559155e0, 24) = 0
[pid  3787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3787] setpgid(0, 0)               = 0
[pid  3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3787] write(3, "1000", 4)         = 4
[pid  3787] close(3)                    = 0
[pid  3787] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3787] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3787] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3788 attached
 <unfinished ...>
[pid  3788] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3787] <... clone resumed>, parent_tid=[3788], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3788
[pid  3788] <... set_robust_list resumed>) = 0
[pid  3787] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3788] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3787] <... futex resumed>)        = 0
[pid  3787] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3788] <... mmap resumed>)         = 0x20000000
[pid  3788] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3787] <... futex resumed>)        = 0
[pid  3787] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3788] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3787] <... futex resumed>)        = 0
[pid  3787] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3788] <... mprotect resumed>)     = 0
[pid  3788] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3787] <... futex resumed>)        = 0
[pid  3788] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3787] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3787] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3788] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3787] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3787] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3787] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3789], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3789
[pid  3787] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3788] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3787] <... futex resumed>)        = 0
[pid  3787] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3789 attached
 <unfinished ...>
[pid  3789] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3789] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3788] <... openat resumed>)       = 3
[pid  3788] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3789] <... madvise resumed>)      = 0
[pid  3788] <... futex resumed>)        = 0
[pid  3788] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3789] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3787] <... futex resumed>)        = 0
[pid  3787] exit_group(0 <unfinished ...>
[pid  3788] <... futex resumed>)        = ?
[pid  3787] <... exit_group resumed>)   = ?
[pid  3788] +++ exited with 0 +++
[pid  3789] <... futex resumed>)        = ?
[pid  3789] +++ exited with 0 +++
[pid  3787] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3790
./strace-static-x86_64: Process 3790 attached
[pid  3790] set_robust_list(0x5555559155e0, 24) = 0
[pid  3790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3790] setpgid(0, 0)               = 0
[pid  3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3790] write(3, "1000", 4)         = 4
[pid  3790] close(3)                    = 0
[pid  3790] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3790] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3790] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3791 attached
, parent_tid=[3791], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3791
[pid  3791] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3790] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3791] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3790] <... futex resumed>)        = 0
[pid  3791] <... mmap resumed>)         = 0x20000000
[pid  3790] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3791] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3790] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3791] <... futex resumed>)        = 0
[pid  3790] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3791] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3790] <... futex resumed>)        = 0
[pid  3791] <... mprotect resumed>)     = 0
[pid  3790] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3791] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3790] <... futex resumed>)        = 0
[pid  3790] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3791] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3790] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3791] <... openat resumed>)       = 3
[pid  3790] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3791] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3790] <... mprotect resumed>)     = 0
[pid  3790] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3791] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3792 attached
 <unfinished ...>
[pid  3790] <... clone resumed>, parent_tid=[3792], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3792
[pid  3792] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3790] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3792] <... set_robust_list resumed>) = 0
[pid  3790] <... futex resumed>)        = 0
[pid  3792] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3790] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3792] <... madvise resumed>)      = 0
[pid  3792] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3790] <... futex resumed>)        = 0
[pid  3792] <... futex resumed>)        = 1
[pid  3790] exit_group(0 <unfinished ...>
[pid  3792] ????( <unfinished ...>
[pid  3790] <... exit_group resumed>)   = ?
[pid  3791] <... futex resumed>)        = ?
[pid  3791] +++ exited with 0 +++
[pid  3792] <... ???? resumed>)         = ?
[pid  3792] +++ exited with 0 +++
[pid  3790] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3790, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3793
./strace-static-x86_64: Process 3793 attached
[pid  3793] set_robust_list(0x5555559155e0, 24) = 0
[pid  3793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3793] setpgid(0, 0)               = 0
[pid  3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3793] write(3, "1000", 4)         = 4
[pid  3793] close(3)                    = 0
[pid  3793] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3793] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3793] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3794 attached
, parent_tid=[3794], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3794
[pid  3794] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3794] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3793] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3794] <... futex resumed>)        = 0
[pid  3794] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3793] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3794] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3794] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3793] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3793] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3794] <... futex resumed>)        = 0
[pid  3794] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3793] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3794] <... mprotect resumed>)     = 0
[pid  3794] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3794] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3793] <... futex resumed>)        = 0
[pid  3793] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3794] <... futex resumed>)        = 0
[pid  3793] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3794] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3794] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3793] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3794] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3793] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3793] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3795 attached
, parent_tid=[3795], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3795
[pid  3793] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3795] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3793] <... futex resumed>)        = 0
[pid  3793] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3795] <... set_robust_list resumed>) = 0
[pid  3795] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3795] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3793] <... futex resumed>)        = 0
[pid  3795] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3793] exit_group(0)               = ?
[pid  3794] <... futex resumed>)        = ?
[pid  3794] +++ exited with 0 +++
[pid  3795] <... futex resumed>)        = ?
[pid  3795] +++ exited with 0 +++
[pid  3793] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3796
./strace-static-x86_64: Process 3796 attached
[pid  3796] set_robust_list(0x5555559155e0, 24) = 0
[pid  3796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3796] setpgid(0, 0)               = 0
[pid  3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3796] write(3, "1000", 4)         = 4
[pid  3796] close(3)                    = 0
[pid  3796] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3796] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3796] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3797 attached
, parent_tid=[3797], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3797
[pid  3797] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3796] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3797] <... set_robust_list resumed>) = 0
[pid  3796] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3797] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3797] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3796] <... futex resumed>)        = 0
[pid  3797] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3796] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3797] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3796] <... futex resumed>)        = 0
[pid  3797] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3796] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3797] <... mprotect resumed>)     = 0
[pid  3797] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3796] <... futex resumed>)        = 0
[pid  3797] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3796] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3797] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3796] <... futex resumed>)        = 0
[pid  3796] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3797] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3797] <... openat resumed>)       = 3
[pid  3796] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3797] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3796] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3797] <... futex resumed>)        = 0
[pid  3796] <... mprotect resumed>)     = 0
[pid  3797] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3796] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3798 attached
 <unfinished ...>
[pid  3798] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3796] <... clone resumed>, parent_tid=[3798], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3798
[pid  3798] <... set_robust_list resumed>) = 0
[pid  3796] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3798] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3796] <... futex resumed>)        = 0
[pid  3798] <... madvise resumed>)      = 0
[pid  3796] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3798] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3796] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3798] <... futex resumed>)        = 0
[pid  3798] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3796] exit_group(0)               = ?
[pid  3797] <... futex resumed>)        = ?
[pid  3798] <... futex resumed>)        = ?
[pid  3797] +++ exited with 0 +++
[pid  3798] +++ exited with 0 +++
[pid  3796] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3796, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3799
./strace-static-x86_64: Process 3799 attached
[pid  3799] set_robust_list(0x5555559155e0, 24) = 0
[pid  3799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3799] setpgid(0, 0)               = 0
[pid  3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3799] write(3, "1000", 4)         = 4
[pid  3799] close(3)                    = 0
[pid  3799] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3799] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3799] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3800 attached
, parent_tid=[3800], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3800
[pid  3800] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3799] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3800] <... set_robust_list resumed>) = 0
[pid  3800] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3799] <... futex resumed>)        = 0
[pid  3800] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3799] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3800] <... futex resumed>)        = 0
[pid  3799] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3800] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3799] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3800] <... futex resumed>)        = 0
[pid  3800] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3799] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3800] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3799] <... futex resumed>)        = 0
[pid  3799] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3799] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3800] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3799] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3799] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3800] <... openat resumed>)       = 3
[pid  3799] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3800] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3800] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3801 attached
 <unfinished ...>
[pid  3799] <... clone resumed>, parent_tid=[3801], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3801
[pid  3799] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3799] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3801] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3801] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3801] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3799] <... futex resumed>)        = 0
[pid  3799] exit_group(0 <unfinished ...>
[pid  3801] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3799] <... exit_group resumed>)   = ?
[pid  3800] <... futex resumed>)        = ?
[pid  3801] <... futex resumed>)        = ?
[pid  3800] +++ exited with 0 +++
[pid  3801] +++ exited with 0 +++
[pid  3799] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3802 attached
, child_tidptr=0x5555559155d0) = 3802
[pid  3802] set_robust_list(0x5555559155e0, 24) = 0
[pid  3802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3802] setpgid(0, 0)               = 0
[pid  3802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3802] write(3, "1000", 4)         = 4
[pid  3802] close(3)                    = 0
[pid  3802] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3802] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3802] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3803 attached
, parent_tid=[3803], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3803
[pid  3803] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3803] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3802] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3803] <... futex resumed>)        = 0
[pid  3802] <... futex resumed>)        = 1
[pid  3803] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3802] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3803] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3803] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3802] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3802] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3803] <... futex resumed>)        = 0
[pid  3803] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3803] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3803] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3802] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3802] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3803] <... futex resumed>)        = 0
[pid  3802] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3803] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3803] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3803] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3802] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3802] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3802] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3804 attached
, parent_tid=[3804], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3804
[pid  3804] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3804] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3802] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3804] <... futex resumed>)        = 0
[pid  3804] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3804] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3804] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3802] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3802] exit_group(0 <unfinished ...>
[pid  3803] <... futex resumed>)        = ?
[pid  3802] <... exit_group resumed>)   = ?
[pid  3803] +++ exited with 0 +++
[pid  3804] <... futex resumed>)        = ?
[pid  3804] +++ exited with 0 +++
[pid  3802] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3802, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3805
./strace-static-x86_64: Process 3805 attached
[pid  3805] set_robust_list(0x5555559155e0, 24) = 0
[pid  3805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3805] setpgid(0, 0)               = 0
[pid  3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3805] write(3, "1000", 4)         = 4
[pid  3805] close(3)                    = 0
[pid  3805] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3805] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3805] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3806], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3806
[pid  3805] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3805] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3806 attached
 <unfinished ...>
[pid  3806] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3806] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3806] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3805] <... futex resumed>)        = 0
[pid  3805] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3805] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3806] <... futex resumed>)        = 1
[pid  3806] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3806] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3805] <... futex resumed>)        = 0
[pid  3805] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3805] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3805] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3805] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3807], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3807
[pid  3805] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3805] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3806] <... futex resumed>)        = 1
./strace-static-x86_64: Process 3807 attached
[pid  3806] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3807] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3806] <... openat resumed>)       = 3
[pid  3806] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3806] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3807] <... set_robust_list resumed>) = 0
[pid  3807] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3807] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3805] <... futex resumed>)        = 0
[pid  3805] exit_group(0)               = ?
[pid  3806] <... futex resumed>)        = ?
[pid  3806] +++ exited with 0 +++
[pid  3807] +++ exited with 0 +++
[pid  3805] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3805, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3808
./strace-static-x86_64: Process 3808 attached
[pid  3808] set_robust_list(0x5555559155e0, 24) = 0
[pid  3808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3808] setpgid(0, 0)               = 0
[pid  3808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3808] write(3, "1000", 4)         = 4
[pid  3808] close(3)                    = 0
[pid  3808] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3808] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3808] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3809], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3809
[pid  3808] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3808] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3809 attached
 <unfinished ...>
[pid  3809] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3809] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3809] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3808] <... futex resumed>)        = 0
[pid  3808] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3808] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3809] <... futex resumed>)        = 1
[pid  3809] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3809] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3808] <... futex resumed>)        = 0
[pid  3808] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3808] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3808] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3808] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3810 attached
, parent_tid=[3810], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3810
[pid  3808] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3808] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3809] <... futex resumed>)        = 1
[pid  3810] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3809] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3810] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3809] <... openat resumed>)       = 3
[pid  3809] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3809] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3810] <... madvise resumed>)      = 0
[pid  3810] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3808] <... futex resumed>)        = 0
[pid  3808] exit_group(0)               = ?
[pid  3809] <... futex resumed>)        = ?
[pid  3810] +++ exited with 0 +++
[pid  3809] +++ exited with 0 +++
[pid  3808] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3808, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3811
./strace-static-x86_64: Process 3811 attached
[pid  3811] set_robust_list(0x5555559155e0, 24) = 0
[pid  3811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3811] setpgid(0, 0)               = 0
[pid  3811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3811] write(3, "1000", 4)         = 4
[pid  3811] close(3)                    = 0
[pid  3811] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3811] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3811] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3812], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3812
[pid  3811] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3811] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3812 attached
 <unfinished ...>
[pid  3812] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3812] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3812] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3811] <... futex resumed>)        = 0
[pid  3811] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3811] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3812] <... futex resumed>)        = 1
[pid  3812] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3812] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3811] <... futex resumed>)        = 0
[pid  3811] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3811] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3811] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3811] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3813], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3813
[pid  3811] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3811] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3812] <... futex resumed>)        = 1
[pid  3812] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3812] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3812] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3813 attached
 <unfinished ...>
[pid  3813] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3813] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3813] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3811] <... futex resumed>)        = 0
[pid  3811] exit_group(0)               = ?
[pid  3812] <... futex resumed>)        = ?
[pid  3812] +++ exited with 0 +++
[pid  3813] <... futex resumed>)        = ?
[pid  3813] +++ exited with 0 +++
[pid  3811] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3814
./strace-static-x86_64: Process 3814 attached
[pid  3814] set_robust_list(0x5555559155e0, 24) = 0
[pid  3814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3814] setpgid(0, 0)               = 0
[pid  3814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3814] write(3, "1000", 4)         = 4
[pid  3814] close(3)                    = 0
[pid  3814] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3814] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3814] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3815], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3815
[pid  3814] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3814] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3815 attached
 <unfinished ...>
[pid  3815] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3815] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3815] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3814] <... futex resumed>)        = 0
[pid  3814] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3814] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3815] <... futex resumed>)        = 1
[pid  3815] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3815] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3814] <... futex resumed>)        = 0
[pid  3814] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3814] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3814] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3814] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3816], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3816
[pid  3814] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3814] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3815] <... futex resumed>)        = 1
[pid  3815] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3815] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3815] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3816 attached
 <unfinished ...>
[pid  3816] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3816] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3816] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3814] <... futex resumed>)        = 0
[pid  3814] exit_group(0)               = ?
[pid  3815] <... futex resumed>)        = ?
[pid  3815] +++ exited with 0 +++
[pid  3816] <... futex resumed>)        = ?
[pid  3816] +++ exited with 0 +++
[pid  3814] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3814, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3817
./strace-static-x86_64: Process 3817 attached
[pid  3817] set_robust_list(0x5555559155e0, 24) = 0
[pid  3817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3817] setpgid(0, 0)               = 0
[pid  3817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3817] write(3, "1000", 4)         = 4
[pid  3817] close(3)                    = 0
[pid  3817] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3817] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3817] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3818], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3818
[pid  3817] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3817] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3818 attached
 <unfinished ...>
[pid  3818] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3818] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3818] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3817] <... futex resumed>)        = 0
[pid  3817] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3817] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3818] <... futex resumed>)        = 1
[pid  3818] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3818] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3817] <... futex resumed>)        = 0
[pid  3817] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3817] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3817] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3817] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3819], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3819
[pid  3817] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3817] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3818] <... futex resumed>)        = 1
./strace-static-x86_64: Process 3819 attached
[pid  3819] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3818] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3818] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3818] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3819] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3819] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3817] <... futex resumed>)        = 0
[pid  3817] exit_group(0)               = ?
[pid  3818] <... futex resumed>)        = ?
[pid  3818] +++ exited with 0 +++
[pid  3819] +++ exited with 0 +++
[pid  3817] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3817, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3820
./strace-static-x86_64: Process 3820 attached
[pid  3820] set_robust_list(0x5555559155e0, 24) = 0
[pid  3820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3820] setpgid(0, 0)               = 0
[pid  3820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3820] write(3, "1000", 4)         = 4
[pid  3820] close(3)                    = 0
[pid  3820] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3820] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3820] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3821], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3821
[pid  3820] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3820] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3821 attached
 <unfinished ...>
[pid  3821] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3821] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3821] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3820] <... futex resumed>)        = 0
[pid  3820] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3820] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3821] <... futex resumed>)        = 1
[pid  3821] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3821] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3820] <... futex resumed>)        = 0
[pid  3820] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3820] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3820] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3820] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3822], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3822
[pid  3820] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3820] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3821] <... futex resumed>)        = 1
[pid  3821] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
./strace-static-x86_64: Process 3822 attached
[pid  3822] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3821] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3822] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3821] <... futex resumed>)        = 0
[pid  3821] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3822] <... madvise resumed>)      = 0
[pid  3822] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3820] <... futex resumed>)        = 0
[pid  3820] exit_group(0)               = ?
[pid  3822] <... futex resumed>)        = ?
[pid  3822] +++ exited with 0 +++
[pid  3821] <... futex resumed>)        = ?
[pid  3821] +++ exited with 0 +++
[pid  3820] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3820, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3823
./strace-static-x86_64: Process 3823 attached
[pid  3823] set_robust_list(0x5555559155e0, 24) = 0
[pid  3823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3823] setpgid(0, 0)               = 0
[pid  3823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3823] write(3, "1000", 4)         = 4
[pid  3823] close(3)                    = 0
[pid  3823] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3823] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3823] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3824], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3824
[pid  3823] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3823] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3824 attached
 <unfinished ...>
[pid  3824] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3824] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3824] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3823] <... futex resumed>)        = 0
[pid  3824] <... futex resumed>)        = 1
[pid  3823] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3824] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3823] <... futex resumed>)        = 0
[pid  3823] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3824] <... mprotect resumed>)     = 0
[pid  3824] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3823] <... futex resumed>)        = 0
[pid  3824] <... futex resumed>)        = 1
[pid  3823] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3823] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3824] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3823] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3823] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3823] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3824] <... openat resumed>)       = 3
./strace-static-x86_64: Process 3825 attached
[pid  3824] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3825] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3824] <... futex resumed>)        = 0
[pid  3823] <... clone resumed>, parent_tid=[3825], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3825
[pid  3825] <... set_robust_list resumed>) = 0
[pid  3824] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3823] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3825] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3823] <... futex resumed>)        = 0
[pid  3823] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3825] <... madvise resumed>)      = 0
[pid  3825] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3823] <... futex resumed>)        = 0
[pid  3825] <... futex resumed>)        = 1
[pid  3823] exit_group(0 <unfinished ...>
[pid  3825] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3823] <... exit_group resumed>)   = ?
[pid  3824] <... futex resumed>)        = ?
[pid  3825] <... futex resumed>)        = ?
[pid  3824] +++ exited with 0 +++
[pid  3825] +++ exited with 0 +++
[pid  3823] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3826 attached
, child_tidptr=0x5555559155d0) = 3826
[pid  3826] set_robust_list(0x5555559155e0, 24) = 0
[pid  3826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3826] setpgid(0, 0)               = 0
[pid  3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3826] write(3, "1000", 4)         = 4
[pid  3826] close(3)                    = 0
[pid  3826] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3826] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3826] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3827 attached
, parent_tid=[3827], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3827
[pid  3827] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3827] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3826] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3827] <... futex resumed>)        = 0
[pid  3827] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3826] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3827] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3827] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3826] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3826] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3827] <... futex resumed>)        = 0
[pid  3827] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3826] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3827] <... mprotect resumed>)     = 0
[pid  3827] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3826] <... futex resumed>)        = 0
[pid  3827] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3826] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3827] <... futex resumed>)        = 0
[pid  3826] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3827] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3826] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3826] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3827] <... openat resumed>)       = 3
[pid  3826] <... mprotect resumed>)     = 0
[pid  3827] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3826] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3827] <... futex resumed>)        = 0
[pid  3827] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3828 attached
 <unfinished ...>
[pid  3828] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3826] <... clone resumed>, parent_tid=[3828], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3828
[pid  3828] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3826] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3826] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3828] <... madvise resumed>)      = 0
[pid  3828] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3826] <... futex resumed>)        = 0
[pid  3828] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3826] exit_group(0 <unfinished ...>
[pid  3827] <... futex resumed>)        = ?
[pid  3826] <... exit_group resumed>)   = ?
[pid  3827] +++ exited with 0 +++
[pid  3828] <... futex resumed>)        = ?
[pid  3828] +++ exited with 0 +++
[pid  3826] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3829
./strace-static-x86_64: Process 3829 attached
[pid  3829] set_robust_list(0x5555559155e0, 24) = 0
[pid  3829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3829] setpgid(0, 0)               = 0
[pid  3829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3829] write(3, "1000", 4)         = 4
[pid  3829] close(3)                    = 0
[pid  3829] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3829] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3829] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3830 attached
 <unfinished ...>
[pid  3830] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3830] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3829] <... clone resumed>, parent_tid=[3830], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3830
[pid  3829] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3830] <... futex resumed>)        = 0
[pid  3829] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3830] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3830] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3829] <... futex resumed>)        = 0
[pid  3830] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3829] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3830] <... mprotect resumed>)     = 0
[pid  3829] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3830] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3829] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3829] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3830] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3829] <... futex resumed>)        = 0
[pid  3830] <... openat resumed>)       = 3
[pid  3829] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3830] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3830] <... futex resumed>)        = 0
[pid  3829] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3830] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3829] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3829] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3831 attached
 <unfinished ...>
[pid  3831] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3831] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3829] <... clone resumed>, parent_tid=[3831], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3831
[pid  3831] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3829] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3831] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3829] <... futex resumed>)        = 0
[pid  3831] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3831] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3829] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3829] exit_group(0)               = ?
[pid  3830] <... futex resumed>)        = ?
[pid  3830] +++ exited with 0 +++
[pid  3831] <... futex resumed>)        = ?
[pid  3831] +++ exited with 0 +++
[pid  3829] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3829, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3832
./strace-static-x86_64: Process 3832 attached
[pid  3832] set_robust_list(0x5555559155e0, 24) = 0
[pid  3832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3832] setpgid(0, 0)               = 0
[pid  3832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3832] write(3, "1000", 4)         = 4
[pid  3832] close(3)                    = 0
[pid  3832] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3832] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3832] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3833 attached
 <unfinished ...>
[pid  3833] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3832] <... clone resumed>, parent_tid=[3833], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3833
[pid  3833] <... set_robust_list resumed>) = 0
[pid  3832] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3833] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3832] <... futex resumed>)        = 0
[pid  3832] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3833] <... mmap resumed>)         = 0x20000000
[pid  3833] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3832] <... futex resumed>)        = 0
[pid  3832] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3833] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3832] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3833] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3832] <... futex resumed>)        = 0
[pid  3832] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3832] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3833] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3832] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3832] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3833] <... openat resumed>)       = 3
[pid  3832] <... mprotect resumed>)     = 0
[pid  3833] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3832] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3834 attached
 <unfinished ...>
[pid  3833] <... futex resumed>)        = 0
[pid  3832] <... clone resumed>, parent_tid=[3834], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3834
[pid  3832] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3833] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3832] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3834] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3834] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3834] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3832] <... futex resumed>)        = 0
[pid  3832] exit_group(0 <unfinished ...>
[pid  3833] <... futex resumed>)        = ?
[pid  3832] <... exit_group resumed>)   = ?
[pid  3833] +++ exited with 0 +++
[pid  3834] +++ exited with 0 +++
[pid  3832] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3832, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3835 attached
, child_tidptr=0x5555559155d0) = 3835
[pid  3835] set_robust_list(0x5555559155e0, 24) = 0
[pid  3835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3835] setpgid(0, 0)               = 0
[pid  3835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3835] write(3, "1000", 4)         = 4
[pid  3835] close(3)                    = 0
[pid  3835] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3835] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3835] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3836 attached
 <unfinished ...>
[pid  3836] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3836] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3835] <... clone resumed>, parent_tid=[3836], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3836
[pid  3835] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3835] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3836] <... futex resumed>)        = 0
[pid  3836] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3836] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3835] <... futex resumed>)        = 0
[pid  3836] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3835] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3836] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3835] <... futex resumed>)        = 0
[pid  3836] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3836] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3836] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3835] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3835] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3836] <... futex resumed>)        = 0
[pid  3835] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3836] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3835] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3836] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3835] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3836] <... futex resumed>)        = 0
[pid  3836] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3835] <... mprotect resumed>)     = 0
[pid  3835] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3837 attached
, parent_tid=[3837], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3837
[pid  3837] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3835] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3835] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3837] <... set_robust_list resumed>) = 0
[pid  3837] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3837] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3835] <... futex resumed>)        = 0
[pid  3835] exit_group(0)               = ?
[pid  3836] <... futex resumed>)        = ?
[pid  3837] +++ exited with 0 +++
[pid  3836] +++ exited with 0 +++
[pid  3835] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3835, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3838
./strace-static-x86_64: Process 3838 attached
[pid  3838] set_robust_list(0x5555559155e0, 24) = 0
[pid  3838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3838] setpgid(0, 0)               = 0
[pid  3838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3838] write(3, "1000", 4)         = 4
[pid  3838] close(3)                    = 0
[pid  3838] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3838] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3838] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3839], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3839
[pid  3838] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3838] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3839 attached
 <unfinished ...>
[pid  3839] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3839] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3839] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3838] <... futex resumed>)        = 0
[pid  3838] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3838] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3839] <... futex resumed>)        = 1
[pid  3839] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3839] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3838] <... futex resumed>)        = 0
[pid  3838] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3838] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3838] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3838] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3840 attached
, parent_tid=[3840], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3840
[pid  3840] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3838] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3840] <... set_robust_list resumed>) = 0
[pid  3838] <... futex resumed>)        = 0
[pid  3840] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3838] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3839] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3840] <... madvise resumed>)      = 0
[pid  3839] <... openat resumed>)       = 3
[pid  3840] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3838] <... futex resumed>)        = 0
[pid  3840] <... futex resumed>)        = 1
[pid  3839] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3838] exit_group(0)               = ?
[pid  3839] <... futex resumed>)        = ?
[pid  3840] +++ exited with 0 +++
[pid  3839] +++ exited with 0 +++
[pid  3838] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3838, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3841
./strace-static-x86_64: Process 3841 attached
[pid  3841] set_robust_list(0x5555559155e0, 24) = 0
[pid  3841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3841] setpgid(0, 0)               = 0
[pid  3841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3841] write(3, "1000", 4)         = 4
[pid  3841] close(3)                    = 0
[pid  3841] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3841] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3841] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3842], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3842
[pid  3841] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3841] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3842 attached
 <unfinished ...>
[pid  3842] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3842] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3842] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3841] <... futex resumed>)        = 0
[pid  3841] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3841] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3842] <... futex resumed>)        = 1
[pid  3842] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3842] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3841] <... futex resumed>)        = 0
[pid  3841] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3841] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3841] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3841] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3843], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3843
[pid  3841] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3841] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3843 attached
 <unfinished ...>
[pid  3842] <... futex resumed>)        = 1
[pid  3843] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3843] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3842] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3843] <... madvise resumed>)      = 0
[pid  3842] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3842] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3843] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3841] <... futex resumed>)        = 0
[pid  3843] <... futex resumed>)        = 1
[pid  3841] exit_group(0)               = ?
[pid  3843] +++ exited with 0 +++
[pid  3842] <... futex resumed>)        = ?
[pid  3842] +++ exited with 0 +++
[pid  3841] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3841, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3844
./strace-static-x86_64: Process 3844 attached
[pid  3844] set_robust_list(0x5555559155e0, 24) = 0
[pid  3844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3844] setpgid(0, 0)               = 0
[pid  3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3844] write(3, "1000", 4)         = 4
[pid  3844] close(3)                    = 0
[pid  3844] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3844] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3844] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3845 attached
, parent_tid=[3845], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3845
[pid  3845] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3845] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3844] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3845] <... futex resumed>)        = 0
[pid  3844] <... futex resumed>)        = 1
[pid  3845] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3844] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3845] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3844] <... futex resumed>)        = 0
[pid  3845] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3844] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3844] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3845] <... mprotect resumed>)     = 0
[pid  3845] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3844] <... futex resumed>)        = 0
[pid  3845] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3844] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3845] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3844] <... futex resumed>)        = 0
[pid  3844] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3845] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3844] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3844] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3845] <... openat resumed>)       = 3
[pid  3844] <... clone resumed>, parent_tid=[3846], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3846
./strace-static-x86_64: Process 3846 attached
[pid  3845] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3844] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3846] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3845] <... futex resumed>)        = 0
[pid  3844] <... futex resumed>)        = 0
[pid  3846] <... set_robust_list resumed>) = 0
[pid  3845] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3844] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3846] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3846] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3844] <... futex resumed>)        = 0
[pid  3846] <... futex resumed>)        = 1
[pid  3844] exit_group(0 <unfinished ...>
[pid  3846] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3844] <... exit_group resumed>)   = ?
[pid  3845] <... futex resumed>)        = ?
[pid  3845] +++ exited with 0 +++
[pid  3846] <... futex resumed>)        = ?
[pid  3846] +++ exited with 0 +++
[pid  3844] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3844, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3847
./strace-static-x86_64: Process 3847 attached
[pid  3847] set_robust_list(0x5555559155e0, 24) = 0
[pid  3847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3847] setpgid(0, 0)               = 0
[pid  3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3847] write(3, "1000", 4)         = 4
[pid  3847] close(3)                    = 0
[pid  3847] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3847] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3847] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3848 attached
, parent_tid=[3848], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3848
[pid  3848] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3847] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3848] <... set_robust_list resumed>) = 0
[pid  3848] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3847] <... futex resumed>)        = 0
[pid  3847] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3848] <... mmap resumed>)         = 0x20000000
[pid  3848] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3847] <... futex resumed>)        = 0
[pid  3847] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3847] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3848] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3848] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3847] <... futex resumed>)        = 0
[pid  3847] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3847] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3847] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3847] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3849], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3849
[pid  3847] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3847] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3849 attached
 <unfinished ...>
[pid  3849] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3849] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3848] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3849] <... madvise resumed>)      = 0
[pid  3849] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3847] <... futex resumed>)        = 0
[pid  3849] <... futex resumed>)        = 1
[pid  3849] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3848] <... openat resumed>)       = 3
[pid  3848] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3848] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3847] exit_group(0)               = ?
[pid  3849] <... futex resumed>)        = ?
[pid  3848] <... futex resumed>)        = ?
[pid  3849] +++ exited with 0 +++
[pid  3848] +++ exited with 0 +++
[pid  3847] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3847, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3850 attached
, child_tidptr=0x5555559155d0) = 3850
[pid  3850] set_robust_list(0x5555559155e0, 24) = 0
[pid  3850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3850] setpgid(0, 0)               = 0
[pid  3850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3850] write(3, "1000", 4)         = 4
[pid  3850] close(3)                    = 0
[pid  3850] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3850] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3850] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3851 attached
 <unfinished ...>
[pid  3851] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3850] <... clone resumed>, parent_tid=[3851], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3851
[pid  3851] <... set_robust_list resumed>) = 0
[pid  3851] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3850] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3851] <... futex resumed>)        = 0
[pid  3850] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3851] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3851] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3850] <... futex resumed>)        = 0
[pid  3851] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3850] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3851] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3851] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3850] <... futex resumed>)        = 0
[pid  3851] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3850] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3850] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3850] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3851] <... futex resumed>)        = 0
[pid  3850] <... futex resumed>)        = 0
[pid  3850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3850] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3851] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3850] <... mprotect resumed>)     = 0
[pid  3850] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3851] <... openat resumed>)       = 3
[pid  3851] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3850] <... clone resumed>, parent_tid=[3852], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3852
[pid  3851] <... futex resumed>)        = 0
[pid  3850] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3851] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3850] <... futex resumed>)        = 0
[pid  3850] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3852 attached
 <unfinished ...>
[pid  3852] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3852] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3852] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3850] <... futex resumed>)        = 0
[pid  3852] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3850] exit_group(0)               = ?
[pid  3851] <... futex resumed>)        = ?
[pid  3851] +++ exited with 0 +++
[pid  3852] <... futex resumed>)        = ?
[pid  3852] +++ exited with 0 +++
[pid  3850] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3850, si_uid=0, si_status=0, si_utime=0, si_stime=2} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3853
./strace-static-x86_64: Process 3853 attached
[pid  3853] set_robust_list(0x5555559155e0, 24) = 0
[pid  3853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3853] setpgid(0, 0)               = 0
[pid  3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3853] write(3, "1000", 4)         = 4
[pid  3853] close(3)                    = 0
[pid  3853] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3853] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3853] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3854], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3854
[pid  3853] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3853] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3854 attached
 <unfinished ...>
[pid  3854] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3854] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3854] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3853] <... futex resumed>)        = 0
[pid  3853] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3853] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3854] <... futex resumed>)        = 1
[pid  3854] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3854] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3853] <... futex resumed>)        = 0
[pid  3853] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3853] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3853] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3853] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3855], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3855
./strace-static-x86_64: Process 3855 attached
[pid  3853] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3853] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3855] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3854] <... futex resumed>)        = 1
[pid  3855] <... set_robust_list resumed>) = 0
[pid  3855] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3854] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3855] <... madvise resumed>)      = 0
[pid  3855] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3854] <... openat resumed>)       = 3
[pid  3854] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3854] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3855] <... futex resumed>)        = 1
[pid  3853] <... futex resumed>)        = 0
[pid  3853] exit_group(0)               = ?
[pid  3854] <... futex resumed>)        = ?
[pid  3854] +++ exited with 0 +++
[pid  3855] +++ exited with 0 +++
[pid  3853] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3853, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3856
./strace-static-x86_64: Process 3856 attached
[pid  3856] set_robust_list(0x5555559155e0, 24) = 0
[pid  3856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3856] setpgid(0, 0)               = 0
[pid  3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3856] write(3, "1000", 4)         = 4
[pid  3856] close(3)                    = 0
[pid  3856] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3856] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3856] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3857], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3857
[pid  3856] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3856] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3857 attached
 <unfinished ...>
[pid  3857] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3857] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3857] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3856] <... futex resumed>)        = 0
[pid  3856] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3856] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3857] <... futex resumed>)        = 1
[pid  3857] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3857] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3856] <... futex resumed>)        = 0
[pid  3856] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3856] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3856] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3856] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3858 attached
, parent_tid=[3858], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3858
[pid  3856] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3856] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3857] <... futex resumed>)        = 1
[pid  3858] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3858] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3857] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3858] <... madvise resumed>)      = 0
[pid  3857] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3857] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3858] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3856] <... futex resumed>)        = 0
[pid  3856] exit_group(0)               = ?
[pid  3858] +++ exited with 0 +++
[pid  3857] <... futex resumed>)        = ?
[pid  3857] +++ exited with 0 +++
[pid  3856] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3859
./strace-static-x86_64: Process 3859 attached
[pid  3859] set_robust_list(0x5555559155e0, 24) = 0
[pid  3859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3859] setpgid(0, 0)               = 0
[pid  3859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3859] write(3, "1000", 4)         = 4
[pid  3859] close(3)                    = 0
[pid  3859] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3859] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3859] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3860], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3860
[pid  3859] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3859] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3860 attached
 <unfinished ...>
[pid  3860] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3860] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3860] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3859] <... futex resumed>)        = 0
[pid  3859] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3859] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3860] <... futex resumed>)        = 1
[pid  3860] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3860] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3859] <... futex resumed>)        = 0
[pid  3859] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3859] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3859] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3859] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3861 attached
, parent_tid=[3861], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3861
[pid  3859] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3859] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3860] <... futex resumed>)        = 1
[pid  3861] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3860] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3861] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3860] <... openat resumed>)       = 3
[pid  3860] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3860] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3861] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3859] <... futex resumed>)        = 0
[pid  3859] exit_group(0)               = ?
[pid  3860] <... futex resumed>)        = ?
[pid  3861] <... futex resumed>)        = ?
[pid  3860] +++ exited with 0 +++
[pid  3861] +++ exited with 0 +++
[pid  3859] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3862
./strace-static-x86_64: Process 3862 attached
[pid  3862] set_robust_list(0x5555559155e0, 24) = 0
[pid  3862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3862] setpgid(0, 0)               = 0
[pid  3862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3862] write(3, "1000", 4)         = 4
[pid  3862] close(3)                    = 0
[pid  3862] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3862] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3862] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3863 attached
, parent_tid=[3863], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3863
[pid  3862] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3862] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3863] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3863] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3863] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3862] <... futex resumed>)        = 0
[pid  3862] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3862] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3863] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3863] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3862] <... futex resumed>)        = 0
[pid  3862] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3862] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3862] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3862] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3864 attached
, parent_tid=[3864], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3864
[pid  3862] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3862] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3864] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3864] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3863] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3864] <... madvise resumed>)      = 0
[pid  3864] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3863] <... openat resumed>)       = 3
[pid  3864] <... futex resumed>)        = 1
[pid  3863] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3862] <... futex resumed>)        = 0
[pid  3864] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3862] exit_group(0 <unfinished ...>
[pid  3863] <... futex resumed>)        = 0
[pid  3864] <... futex resumed>)        = ?
[pid  3862] <... exit_group resumed>)   = ?
[pid  3864] +++ exited with 0 +++
[pid  3863] +++ exited with 0 +++
[pid  3862] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3862, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3865
./strace-static-x86_64: Process 3865 attached
[pid  3865] set_robust_list(0x5555559155e0, 24) = 0
[pid  3865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3865] setpgid(0, 0)               = 0
[pid  3865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3865] write(3, "1000", 4)         = 4
[pid  3865] close(3)                    = 0
[pid  3865] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3865] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3865] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3866], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3866
./strace-static-x86_64: Process 3866 attached
[pid  3865] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3866] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3865] <... futex resumed>)        = 0
[pid  3865] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3866] <... set_robust_list resumed>) = 0
[pid  3866] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3866] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3865] <... futex resumed>)        = 0
[pid  3865] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3865] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3866] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3866] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3866] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3865] <... futex resumed>)        = 0
[pid  3865] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3865] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3866] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3866] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3865] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3865] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3866] <... openat resumed>)       = 3
[pid  3866] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3865] <... mprotect resumed>)     = 0
[pid  3866] <... futex resumed>)        = 0
[pid  3865] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3866] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3867 attached
 <unfinished ...>
[pid  3867] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3865] <... clone resumed>, parent_tid=[3867], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3867
[pid  3867] <... set_robust_list resumed>) = 0
[pid  3865] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3867] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3865] <... futex resumed>)        = 0
[pid  3865] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3867] <... madvise resumed>)      = 0
[pid  3867] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3865] <... futex resumed>)        = 0
[pid  3867] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3865] exit_group(0 <unfinished ...>
[pid  3866] <... futex resumed>)        = ?
[pid  3865] <... exit_group resumed>)   = ?
[pid  3866] +++ exited with 0 +++
[pid  3867] <... futex resumed>)        = ?
[pid  3867] +++ exited with 0 +++
[pid  3865] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3865, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3868
./strace-static-x86_64: Process 3868 attached
[pid  3868] set_robust_list(0x5555559155e0, 24) = 0
[pid  3868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3868] setpgid(0, 0)               = 0
[pid  3868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3868] write(3, "1000", 4)         = 4
[pid  3868] close(3)                    = 0
[pid  3868] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3868] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3868] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3869 attached
, parent_tid=[3869], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3869
[pid  3868] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3869] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3868] <... futex resumed>)        = 0
[pid  3869] <... set_robust_list resumed>) = 0
[pid  3868] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3869] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3869] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3868] <... futex resumed>)        = 0
[pid  3868] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3868] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3869] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3869] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3868] <... futex resumed>)        = 0
[pid  3868] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3868] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3869] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3868] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3868] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3869] <... openat resumed>)       = 3
[pid  3868] <... mprotect resumed>)     = 0
[pid  3869] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3868] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3869] <... futex resumed>)        = 0
[pid  3868] <... clone resumed>, parent_tid=[3870], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3870
[pid  3868] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3868] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3870 attached
 <unfinished ...>
[pid  3870] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3870] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3869] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3870] <... madvise resumed>)      = 0
[pid  3870] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3868] <... futex resumed>)        = 0
[pid  3868] exit_group(0 <unfinished ...>
[pid  3869] <... futex resumed>)        = ?
[pid  3868] <... exit_group resumed>)   = ?
[pid  3869] +++ exited with 0 +++
[pid  3870] <... futex resumed>)        = ?
[pid  3870] +++ exited with 0 +++
[pid  3868] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3868, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3871
./strace-static-x86_64: Process 3871 attached
[pid  3871] set_robust_list(0x5555559155e0, 24) = 0
[pid  3871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3871] setpgid(0, 0)               = 0
[pid  3871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3871] write(3, "1000", 4)         = 4
[pid  3871] close(3)                    = 0
[pid  3871] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3871] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3871] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3872 attached
 <unfinished ...>
[pid  3872] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3872] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3871] <... clone resumed>, parent_tid=[3872], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3872
[pid  3871] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3872] <... futex resumed>)        = 0
[pid  3872] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3871] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3872] <... mmap resumed>)         = 0x20000000
[pid  3872] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3872] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3871] <... futex resumed>)        = 0
[pid  3871] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3872] <... futex resumed>)        = 0
[pid  3871] <... futex resumed>)        = 1
[pid  3872] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3872] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3872] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3871] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3871] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3872] <... futex resumed>)        = 0
[pid  3871] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3872] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3871] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3871] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3872] <... openat resumed>)       = 3
[pid  3872] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3872] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3871] <... mprotect resumed>)     = 0
[pid  3871] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3873 attached
 <unfinished ...>
[pid  3873] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3873] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3871] <... clone resumed>, parent_tid=[3873], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3873
[pid  3871] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3871] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3873] <... futex resumed>)        = 0
[pid  3873] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3873] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3871] <... futex resumed>)        = 0
[pid  3873] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3871] exit_group(0 <unfinished ...>
[pid  3872] <... futex resumed>)        = ?
[pid  3871] <... exit_group resumed>)   = ?
[pid  3872] +++ exited with 0 +++
[pid  3873] <... futex resumed>)        = ?
[pid  3873] +++ exited with 0 +++
[pid  3871] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3871, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3874
./strace-static-x86_64: Process 3874 attached
[pid  3874] set_robust_list(0x5555559155e0, 24) = 0
[pid  3874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3874] setpgid(0, 0)               = 0
[pid  3874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3874] write(3, "1000", 4)         = 4
[pid  3874] close(3)                    = 0
[pid  3874] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3874] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3874] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3875 attached
 <unfinished ...>
[pid  3875] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3874] <... clone resumed>, parent_tid=[3875], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3875
[pid  3875] <... set_robust_list resumed>) = 0
[pid  3874] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3875] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3874] <... futex resumed>)        = 0
[pid  3874] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3875] <... mmap resumed>)         = 0x20000000
[pid  3875] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3874] <... futex resumed>)        = 0
[pid  3875] <... futex resumed>)        = 1
[pid  3874] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3875] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3874] <... futex resumed>)        = 0
[pid  3874] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3875] <... mprotect resumed>)     = 0
[pid  3875] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3874] <... futex resumed>)        = 0
[pid  3875] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3874] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3875] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3874] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3875] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3874] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3874] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3874] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3875] <... openat resumed>)       = 3
./strace-static-x86_64: Process 3876 attached
[pid  3874] <... clone resumed>, parent_tid=[3876], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3876
[pid  3876] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3874] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3876] <... set_robust_list resumed>) = 0
[pid  3874] <... futex resumed>)        = 0
[pid  3876] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3874] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3876] <... madvise resumed>)      = 0
[pid  3876] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3874] <... futex resumed>)        = 0
[pid  3876] <... futex resumed>)        = 1
[pid  3876] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3875] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3875] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3874] exit_group(0)               = ?
[pid  3876] <... futex resumed>)        = ?
[pid  3875] <... futex resumed>)        = ?
[pid  3875] +++ exited with 0 +++
[pid  3876] +++ exited with 0 +++
[pid  3874] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3874, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3877 attached
, child_tidptr=0x5555559155d0) = 3877
[pid  3877] set_robust_list(0x5555559155e0, 24) = 0
[pid  3877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3877] setpgid(0, 0)               = 0
[pid  3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3877] write(3, "1000", 4)         = 4
[pid  3877] close(3)                    = 0
[pid  3877] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3877] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3877] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3878 attached
 <unfinished ...>
[pid  3878] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3877] <... clone resumed>, parent_tid=[3878], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3878
[pid  3878] <... set_robust_list resumed>) = 0
[pid  3877] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3878] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3877] <... futex resumed>)        = 0
[pid  3877] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3878] <... mmap resumed>)         = 0x20000000
[pid  3878] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3877] <... futex resumed>)        = 0
[pid  3878] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3877] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3878] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3877] <... futex resumed>)        = 0
[pid  3878] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3877] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3878] <... mprotect resumed>)     = 0
[pid  3878] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3877] <... futex resumed>)        = 0
[pid  3878] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3877] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3878] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3877] <... futex resumed>)        = 0
[pid  3877] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3878] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3877] <... futex resumed>)        = 0
[pid  3877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3878] <... openat resumed>)       = 3
[pid  3877] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3878] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3877] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3878] <... futex resumed>)        = 0
[pid  3878] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3877] <... mprotect resumed>)     = 0
[pid  3877] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3879 attached
 <unfinished ...>
[pid  3879] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3877] <... clone resumed>, parent_tid=[3879], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3879
[pid  3879] <... set_robust_list resumed>) = 0
[pid  3877] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3879] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3877] <... futex resumed>)        = 0
[pid  3879] <... madvise resumed>)      = 0
[pid  3877] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3879] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3877] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3879] <... futex resumed>)        = 0
[pid  3879] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3877] exit_group(0 <unfinished ...>
[pid  3879] <... futex resumed>)        = ?
[pid  3878] <... futex resumed>)        = ?
[pid  3877] <... exit_group resumed>)   = ?
[pid  3878] +++ exited with 0 +++
[pid  3879] +++ exited with 0 +++
[pid  3877] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3877, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3880
./strace-static-x86_64: Process 3880 attached
[pid  3880] set_robust_list(0x5555559155e0, 24) = 0
[pid  3880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3880] setpgid(0, 0)               = 0
[pid  3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3880] write(3, "1000", 4)         = 4
[pid  3880] close(3)                    = 0
[pid  3880] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3880] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3880] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3881 attached
, parent_tid=[3881], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3881
[pid  3880] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3880] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3881] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3881] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3881] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3880] <... futex resumed>)        = 0
[pid  3881] <... futex resumed>)        = 1
[pid  3880] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3880] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3881] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3881] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3880] <... futex resumed>)        = 0
[pid  3880] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3880] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3880] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3880] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3882 attached
, parent_tid=[3882], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3882
[pid  3882] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3880] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3882] <... set_robust_list resumed>) = 0
[pid  3880] <... futex resumed>)        = 0
[pid  3882] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3880] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3882] <... madvise resumed>)      = 0
[pid  3882] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3882] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3880] <... futex resumed>)        = 0
[pid  3881] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3881] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3881] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3880] exit_group(0 <unfinished ...>
[pid  3882] <... futex resumed>)        = ?
[pid  3880] <... exit_group resumed>)   = ?
[pid  3882] +++ exited with 0 +++
[pid  3881] <... futex resumed>)        = ?
[pid  3881] +++ exited with 0 +++
[pid  3880] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3880, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3883 attached
, child_tidptr=0x5555559155d0) = 3883
[pid  3883] set_robust_list(0x5555559155e0, 24) = 0
[pid  3883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3883] setpgid(0, 0)               = 0
[pid  3883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3883] write(3, "1000", 4)         = 4
[pid  3883] close(3)                    = 0
[pid  3883] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3883] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3883] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3884 attached
, parent_tid=[3884], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3884
[pid  3884] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3883] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3884] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3883] <... futex resumed>)        = 0
[pid  3883] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3884] <... mmap resumed>)         = 0x20000000
[pid  3884] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3883] <... futex resumed>)        = 0
[pid  3884] <... futex resumed>)        = 1
[pid  3883] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3884] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3883] <... futex resumed>)        = 0
[pid  3883] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3884] <... mprotect resumed>)     = 0
[pid  3884] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3883] <... futex resumed>)        = 0
[pid  3884] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3883] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3884] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3883] <... futex resumed>)        = 0
[pid  3883] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3884] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3883] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3884] <... openat resumed>)       = 3
[pid  3883] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3885 attached
 <unfinished ...>
[pid  3884] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3883] <... clone resumed>, parent_tid=[3885], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3885
[pid  3885] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3884] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3883] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3885] <... set_robust_list resumed>) = 0
[pid  3883] <... futex resumed>)        = 0
[pid  3885] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3883] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3885] <... madvise resumed>)      = 0
[pid  3885] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3883] <... futex resumed>)        = 0
[pid  3885] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3883] exit_group(0)               = ?
[pid  3885] <... futex resumed>)        = ?
[pid  3884] <... futex resumed>)        = ?
[pid  3884] +++ exited with 0 +++
[pid  3885] +++ exited with 0 +++
[pid  3883] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3883, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3886
./strace-static-x86_64: Process 3886 attached
[pid  3886] set_robust_list(0x5555559155e0, 24) = 0
[pid  3886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3886] setpgid(0, 0)               = 0
[pid  3886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3886] write(3, "1000", 4)         = 4
[pid  3886] close(3)                    = 0
[pid  3886] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3886] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3886] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3887 attached
 <unfinished ...>
[pid  3887] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3886] <... clone resumed>, parent_tid=[3887], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3887
[pid  3887] <... set_robust_list resumed>) = 0
[pid  3886] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3887] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3886] <... futex resumed>)        = 0
[pid  3886] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3887] <... mmap resumed>)         = 0x20000000
[pid  3887] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3886] <... futex resumed>)        = 0
[pid  3886] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3886] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3887] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3887] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3886] <... futex resumed>)        = 0
[pid  3886] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3886] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3887] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3886] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3886] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3887] <... openat resumed>)       = 3
[pid  3886] <... mprotect resumed>)     = 0
[pid  3886] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3887] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3888 attached
 <unfinished ...>
[pid  3888] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3886] <... clone resumed>, parent_tid=[3888], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3888
[pid  3888] <... set_robust_list resumed>) = 0
[pid  3886] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3888] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3886] <... futex resumed>)        = 0
[pid  3886] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3888] <... madvise resumed>)      = 0
[pid  3888] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3886] <... futex resumed>)        = 0
[pid  3888] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3887] <... futex resumed>)        = 0
[pid  3886] exit_group(0)               = ?
[pid  3887] +++ exited with 0 +++
[pid  3888] <... futex resumed>)        = ?
[pid  3888] +++ exited with 0 +++
[pid  3886] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3886, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3889
./strace-static-x86_64: Process 3889 attached
[pid  3889] set_robust_list(0x5555559155e0, 24) = 0
[pid  3889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3889] setpgid(0, 0)               = 0
[pid  3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3889] write(3, "1000", 4)         = 4
[pid  3889] close(3)                    = 0
[pid  3889] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3889] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3889] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3890], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3890
./strace-static-x86_64: Process 3890 attached
[pid  3889] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3890] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3889] <... futex resumed>)        = 0
[pid  3889] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3890] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3890] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3889] <... futex resumed>)        = 0
[pid  3890] <... futex resumed>)        = 1
[pid  3889] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3890] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3889] <... futex resumed>)        = 0
[pid  3889] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3890] <... mprotect resumed>)     = 0
[pid  3890] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3889] <... futex resumed>)        = 0
[pid  3889] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3889] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3889] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3890] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3889] <... mprotect resumed>)     = 0
[pid  3889] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3891], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3891
[pid  3889] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3889] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3891 attached
 <unfinished ...>
[pid  3891] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3891] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3891] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3889] <... futex resumed>)        = 0
[pid  3891] <... futex resumed>)        = 1
[pid  3891] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3890] <... openat resumed>)       = 3
[pid  3890] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3889] exit_group(0)               = ?
[pid  3891] <... futex resumed>)        = ?
[pid  3891] +++ exited with 0 +++
[pid  3890] +++ exited with 0 +++
[pid  3889] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3889, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3892
./strace-static-x86_64: Process 3892 attached
[pid  3892] set_robust_list(0x5555559155e0, 24) = 0
[pid  3892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3892] setpgid(0, 0)               = 0
[pid  3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3892] write(3, "1000", 4)         = 4
[pid  3892] close(3)                    = 0
[pid  3892] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3892] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3892] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3893 attached
 <unfinished ...>
[pid  3893] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3892] <... clone resumed>, parent_tid=[3893], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3893
[pid  3893] <... set_robust_list resumed>) = 0
[pid  3893] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3892] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3893] <... futex resumed>)        = 0
[pid  3892] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3893] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3893] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3892] <... futex resumed>)        = 0
[pid  3893] <... futex resumed>)        = 1
[pid  3892] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3893] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3892] <... futex resumed>)        = 0
[pid  3893] <... mprotect resumed>)     = 0
[pid  3893] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3893] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3892] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3892] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3893] <... futex resumed>)        = 0
[pid  3892] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3893] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3892] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3892] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3893] <... openat resumed>)       = 3
[pid  3893] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3892] <... mprotect resumed>)     = 0
[pid  3893] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3892] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3894 attached
 <unfinished ...>
[pid  3894] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3894] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3892] <... clone resumed>, parent_tid=[3894], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3894
[pid  3892] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3892] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3894] <... futex resumed>)        = 0
[pid  3894] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3894] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3892] <... futex resumed>)        = 0
[pid  3894] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3892] exit_group(0 <unfinished ...>
[pid  3893] <... futex resumed>)        = ?
[pid  3892] <... exit_group resumed>)   = ?
[pid  3893] +++ exited with 0 +++
[pid  3894] <... futex resumed>)        = ?
[pid  3894] +++ exited with 0 +++
[pid  3892] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3892, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3895
./strace-static-x86_64: Process 3895 attached
[pid  3895] set_robust_list(0x5555559155e0, 24) = 0
[pid  3895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3895] setpgid(0, 0)               = 0
[pid  3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3895] write(3, "1000", 4)         = 4
[pid  3895] close(3)                    = 0
[pid  3895] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3895] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3895] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3896], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3896
[pid  3895] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3895] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3896 attached
 <unfinished ...>
[pid  3896] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3896] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3896] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3895] <... futex resumed>)        = 0
[pid  3895] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3895] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3896] <... futex resumed>)        = 1
[pid  3896] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3896] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3895] <... futex resumed>)        = 0
[pid  3895] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3895] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3895] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3895] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3897 attached
, parent_tid=[3897], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3897
[pid  3895] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3895] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3896] <... futex resumed>)        = 1
[pid  3897] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3896] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3897] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3896] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3896] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3897] <... madvise resumed>)      = 0
[pid  3897] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3895] <... futex resumed>)        = 0
[pid  3895] exit_group(0)               = ?
[pid  3896] <... futex resumed>)        = ?
[pid  3896] +++ exited with 0 +++
[pid  3897] <... futex resumed>)        = ?
[pid  3897] +++ exited with 0 +++
[pid  3895] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3895, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3898
./strace-static-x86_64: Process 3898 attached
[pid  3898] set_robust_list(0x5555559155e0, 24) = 0
[pid  3898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3898] setpgid(0, 0)               = 0
[pid  3898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3898] write(3, "1000", 4)         = 4
[pid  3898] close(3)                    = 0
[pid  3898] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3898] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3898] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3899 attached
, parent_tid=[3899], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3899
[pid  3899] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3898] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3899] <... set_robust_list resumed>) = 0
[pid  3898] <... futex resumed>)        = 0
[pid  3899] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3898] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3899] <... mmap resumed>)         = 0x20000000
[pid  3899] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3898] <... futex resumed>)        = 0
[pid  3899] <... futex resumed>)        = 1
[pid  3898] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3898] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3899] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3899] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3898] <... futex resumed>)        = 0
[pid  3898] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3898] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3898] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3898] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3900 attached
, parent_tid=[3900], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3900
[pid  3898] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3898] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3900] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3899] <... futex resumed>)        = 1
[pid  3900] <... set_robust_list resumed>) = 0
[pid  3900] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3899] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3899] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3899] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3900] <... madvise resumed>)      = 0
[pid  3900] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3898] <... futex resumed>)        = 0
[pid  3898] exit_group(0)               = ?
[pid  3899] <... futex resumed>)        = ?
[pid  3900] +++ exited with 0 +++
[pid  3899] +++ exited with 0 +++
[pid  3898] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3898, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3901
./strace-static-x86_64: Process 3901 attached
[pid  3901] set_robust_list(0x5555559155e0, 24) = 0
[pid  3901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3901] setpgid(0, 0)               = 0
[pid  3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3901] write(3, "1000", 4)         = 4
[pid  3901] close(3)                    = 0
[pid  3901] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3901] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3901] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3902 attached
 <unfinished ...>
[pid  3902] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3901] <... clone resumed>, parent_tid=[3902], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3902
[pid  3902] <... set_robust_list resumed>) = 0
[pid  3901] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3902] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3901] <... futex resumed>)        = 0
[pid  3901] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3902] <... mmap resumed>)         = 0x20000000
[pid  3902] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3901] <... futex resumed>)        = 0
[pid  3902] <... futex resumed>)        = 1
[pid  3901] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3902] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3901] <... futex resumed>)        = 0
[pid  3901] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3902] <... mprotect resumed>)     = 0
[pid  3902] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3901] <... futex resumed>)        = 0
[pid  3902] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3901] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3902] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3901] <... futex resumed>)        = 0
[pid  3901] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3902] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3901] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3901] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3902] <... openat resumed>)       = 3
[pid  3901] <... mprotect resumed>)     = 0
[pid  3902] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3901] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3902] <... futex resumed>)        = 0
[pid  3901] <... clone resumed>, parent_tid=[3903], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3903
[pid  3902] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3903 attached
 <unfinished ...>
[pid  3901] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3903] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3901] <... futex resumed>)        = 0
[pid  3903] <... set_robust_list resumed>) = 0
[pid  3901] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3903] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3903] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3901] <... futex resumed>)        = 0
[pid  3903] <... futex resumed>)        = 1
[pid  3901] exit_group(0 <unfinished ...>
[pid  3902] <... futex resumed>)        = ?
[pid  3901] <... exit_group resumed>)   = ?
[pid  3902] +++ exited with 0 +++
[pid  3903] +++ exited with 0 +++
[pid  3901] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3901, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3904
./strace-static-x86_64: Process 3904 attached
[pid  3904] set_robust_list(0x5555559155e0, 24) = 0
[pid  3904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3904] setpgid(0, 0)               = 0
[pid  3904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3904] write(3, "1000", 4)         = 4
[pid  3904] close(3)                    = 0
[pid  3904] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3904] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3904] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3905 attached
, parent_tid=[3905], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3905
[pid  3904] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3905] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3904] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3905] <... set_robust_list resumed>) = 0
[pid  3905] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3905] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3904] <... futex resumed>)        = 0
[pid  3904] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3904] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3905] <... futex resumed>)        = 1
[pid  3905] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3905] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3904] <... futex resumed>)        = 0
[pid  3904] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3904] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3904] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3904] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3906 attached
, parent_tid=[3906], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3906
[pid  3905] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3906] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3904] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3906] <... set_robust_list resumed>) = 0
[pid  3905] <... openat resumed>)       = 3
[pid  3904] <... futex resumed>)        = 0
[pid  3905] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3905] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3906] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3904] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3906] <... madvise resumed>)      = 0
[pid  3906] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3904] <... futex resumed>)        = 0
[pid  3906] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3904] exit_group(0 <unfinished ...>
[pid  3906] <... futex resumed>)        = ?
[pid  3905] <... futex resumed>)        = ?
[pid  3904] <... exit_group resumed>)   = ?
[pid  3905] +++ exited with 0 +++
[pid  3906] +++ exited with 0 +++
[pid  3904] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3904, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3907 attached
, child_tidptr=0x5555559155d0) = 3907
[pid  3907] set_robust_list(0x5555559155e0, 24) = 0
[pid  3907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3907] setpgid(0, 0)               = 0
[pid  3907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3907] write(3, "1000", 4)         = 4
[pid  3907] close(3)                    = 0
[pid  3907] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3907] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3907] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3908 attached
 <unfinished ...>
[pid  3908] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3907] <... clone resumed>, parent_tid=[3908], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3908
[pid  3908] <... set_robust_list resumed>) = 0
[pid  3907] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3908] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3907] <... futex resumed>)        = 0
[pid  3907] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3908] <... mmap resumed>)         = 0x20000000
[pid  3908] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3907] <... futex resumed>)        = 0
[pid  3908] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3907] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3907] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3908] <... mprotect resumed>)     = 0
[pid  3908] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3907] <... futex resumed>)        = 0
[pid  3907] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3907] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3907] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3907] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3909], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3909
[pid  3907] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3907] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3909 attached
 <unfinished ...>
[pid  3909] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3909] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3908] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3909] <... madvise resumed>)      = 0
[pid  3909] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3907] <... futex resumed>)        = 0
[pid  3909] <... futex resumed>)        = 1
[pid  3909] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3908] <... openat resumed>)       = 3
[pid  3908] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3907] exit_group(0)               = ?
[pid  3909] <... futex resumed>)        = ?
[pid  3909] +++ exited with 0 +++
[pid  3908] <... futex resumed>)        = ?
[pid  3908] +++ exited with 0 +++
[pid  3907] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3907, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3910 attached
, child_tidptr=0x5555559155d0) = 3910
[pid  3910] set_robust_list(0x5555559155e0, 24) = 0
[pid  3910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3910] setpgid(0, 0)               = 0
[pid  3910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3910] write(3, "1000", 4)         = 4
[pid  3910] close(3)                    = 0
[pid  3910] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3910] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3910] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3911 attached
, parent_tid=[3911], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3911
[pid  3911] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3910] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3911] <... set_robust_list resumed>) = 0
[pid  3910] <... futex resumed>)        = 0
[pid  3911] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3910] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3911] <... mmap resumed>)         = 0x20000000
[pid  3911] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3910] <... futex resumed>)        = 0
[pid  3910] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3910] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3911] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3911] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3910] <... futex resumed>)        = 0
[pid  3910] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3910] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3911] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3910] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3910] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3910] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3912], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3912
[pid  3910] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3912 attached
) = 0
[pid  3912] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3910] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3912] <... set_robust_list resumed>) = 0
[pid  3912] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3911] <... openat resumed>)       = 3
[pid  3911] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3912] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3911] <... futex resumed>)        = 0
[pid  3912] <... futex resumed>)        = 1
[pid  3911] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3910] <... futex resumed>)        = 0
[pid  3912] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3910] exit_group(0 <unfinished ...>
[pid  3912] <... futex resumed>)        = ?
[pid  3911] <... futex resumed>)        = ?
[pid  3910] <... exit_group resumed>)   = ?
[pid  3911] +++ exited with 0 +++
[pid  3912] +++ exited with 0 +++
[pid  3910] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3910, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3913
./strace-static-x86_64: Process 3913 attached
[pid  3913] set_robust_list(0x5555559155e0, 24) = 0
[pid  3913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3913] setpgid(0, 0)               = 0
[pid  3913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3913] write(3, "1000", 4)         = 4
[pid  3913] close(3)                    = 0
[pid  3913] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3913] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3913] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3914 attached
 <unfinished ...>
[pid  3914] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3913] <... clone resumed>, parent_tid=[3914], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3914
[pid  3914] <... set_robust_list resumed>) = 0
[pid  3913] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3914] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3913] <... futex resumed>)        = 0
[pid  3913] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3914] <... mmap resumed>)         = 0x20000000
[pid  3914] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3913] <... futex resumed>)        = 0
[pid  3913] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3913] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3914] <... futex resumed>)        = 1
[pid  3914] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3914] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3913] <... futex resumed>)        = 0
[pid  3914] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3913] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3914] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3913] <... futex resumed>)        = 0
[pid  3913] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3914] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3913] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3913] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3913] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3915], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3915
./strace-static-x86_64: Process 3915 attached
[pid  3914] <... openat resumed>)       = 3
[pid  3913] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3915] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3913] <... futex resumed>)        = 0
[pid  3915] <... set_robust_list resumed>) = 0
[pid  3913] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3915] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3914] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3915] <... madvise resumed>)      = 0
[pid  3914] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3915] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3913] <... futex resumed>)        = 0
[pid  3915] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3913] exit_group(0 <unfinished ...>
[pid  3915] <... futex resumed>)        = ?
[pid  3914] <... futex resumed>)        = ?
[pid  3913] <... exit_group resumed>)   = ?
[pid  3915] +++ exited with 0 +++
[pid  3914] +++ exited with 0 +++
[pid  3913] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3913, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3916
./strace-static-x86_64: Process 3916 attached
[pid  3916] set_robust_list(0x5555559155e0, 24) = 0
[pid  3916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3916] setpgid(0, 0)               = 0
[pid  3916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3916] write(3, "1000", 4)         = 4
[pid  3916] close(3)                    = 0
[pid  3916] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3916] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3916] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3917 attached
, parent_tid=[3917], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3917
[pid  3917] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3917] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3916] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3917] <... futex resumed>)        = 0
[pid  3917] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3916] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3917] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3917] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3916] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3916] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3917] <... futex resumed>)        = 0
[pid  3917] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3917] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3917] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3916] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3916] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3917] <... futex resumed>)        = 0
[pid  3916] <... futex resumed>)        = 1
[pid  3916] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3917] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3916] <... futex resumed>)        = 0
[pid  3917] <... openat resumed>)       = 3
[pid  3916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3917] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3917] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3916] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3916] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3916] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3918 attached
 <unfinished ...>
[pid  3918] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3918] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3916] <... clone resumed>, parent_tid=[3918], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3918
[pid  3916] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3918] <... futex resumed>)        = 0
[pid  3918] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3918] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3918] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3916] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3916] exit_group(0 <unfinished ...>
[pid  3917] <... futex resumed>)        = ?
[pid  3917] +++ exited with 0 +++
[pid  3916] <... exit_group resumed>)   = ?
[pid  3918] <... futex resumed>)        = ?
[pid  3918] +++ exited with 0 +++
[pid  3916] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3916, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3919
./strace-static-x86_64: Process 3919 attached
[pid  3919] set_robust_list(0x5555559155e0, 24) = 0
[pid  3919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3919] setpgid(0, 0)               = 0
[pid  3919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3919] write(3, "1000", 4)         = 4
[pid  3919] close(3)                    = 0
[pid  3919] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3919] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3919] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3920 attached
, parent_tid=[3920], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3920
[pid  3920] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3920] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3919] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3920] <... futex resumed>)        = 0
[pid  3920] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3919] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3920] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3920] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3919] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3919] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3920] <... futex resumed>)        = 0
[pid  3919] <... futex resumed>)        = 1
[pid  3920] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3919] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3920] <... mprotect resumed>)     = 0
[pid  3920] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3919] <... futex resumed>)        = 0
[pid  3919] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3919] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3920] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3919] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3919] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3920] <... openat resumed>)       = 3
[pid  3919] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3920] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3920] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3919] <... clone resumed>, parent_tid=[3921], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3921
./strace-static-x86_64: Process 3921 attached
[pid  3919] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3919] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3921] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3921] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3921] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3919] <... futex resumed>)        = 0
[pid  3921] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3919] exit_group(0)               = ?
[pid  3920] <... futex resumed>)        = ?
[pid  3920] +++ exited with 0 +++
[pid  3921] <... futex resumed>)        = ?
[pid  3921] +++ exited with 0 +++
[pid  3919] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3919, si_uid=0, si_status=0, si_utime=0, si_stime=2} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3922
./strace-static-x86_64: Process 3922 attached
[pid  3922] set_robust_list(0x5555559155e0, 24) = 0
[pid  3922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3922] setpgid(0, 0)               = 0
[pid  3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3922] write(3, "1000", 4)         = 4
[pid  3922] close(3)                    = 0
[pid  3922] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3922] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3922] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3923 attached
, parent_tid=[3923], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3923
[pid  3923] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3922] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3923] <... set_robust_list resumed>) = 0
[pid  3922] <... futex resumed>)        = 0
[pid  3922] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3923] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3923] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3922] <... futex resumed>)        = 0
[pid  3923] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3922] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3922] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3923] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3923] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3922] <... futex resumed>)        = 0
[pid  3922] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3922] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3923] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3922] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3922] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3923] <... openat resumed>)       = 3
[pid  3922] <... mprotect resumed>)     = 0
[pid  3923] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3922] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3924], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3924
[pid  3922] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3922] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3924 attached
 <unfinished ...>
[pid  3924] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3923] <... futex resumed>)        = 0
[pid  3924] <... set_robust_list resumed>) = 0
[pid  3923] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3924] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3924] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3922] <... futex resumed>)        = 0
[pid  3922] exit_group(0 <unfinished ...>
[pid  3923] <... futex resumed>)        = ?
[pid  3922] <... exit_group resumed>)   = ?
[pid  3923] +++ exited with 0 +++
[pid  3924] <... futex resumed>)        = ?
[pid  3924] +++ exited with 0 +++
[pid  3922] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3922, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3925
./strace-static-x86_64: Process 3925 attached
[pid  3925] set_robust_list(0x5555559155e0, 24) = 0
[pid  3925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3925] setpgid(0, 0)               = 0
[pid  3925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3925] write(3, "1000", 4)         = 4
[pid  3925] close(3)                    = 0
[pid  3925] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3925] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3925] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3925] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3926], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3926
[pid  3925] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3925] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3926 attached
 <unfinished ...>
[pid  3926] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3926] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3926] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3925] <... futex resumed>)        = 0
[pid  3925] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3925] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3926] <... futex resumed>)        = 1
[pid  3926] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3926] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3925] <... futex resumed>)        = 0
[pid  3925] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3925] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3925] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3925] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3925] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3927 attached
, parent_tid=[3927], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3927
[pid  3925] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3925] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3926] <... futex resumed>)        = 1
[pid  3926] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3927] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3926] <... openat resumed>)       = 3
[pid  3927] <... set_robust_list resumed>) = 0
[pid  3926] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3926] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3927] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3927] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3925] <... futex resumed>)        = 0
[pid  3925] exit_group(0)               = ?
[pid  3926] <... futex resumed>)        = ?
[pid  3926] +++ exited with 0 +++
[pid  3927] +++ exited with 0 +++
[pid  3925] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3925, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3928
./strace-static-x86_64: Process 3928 attached
[pid  3928] set_robust_list(0x5555559155e0, 24) = 0
[pid  3928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3928] setpgid(0, 0)               = 0
[pid  3928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3928] write(3, "1000", 4)         = 4
[pid  3928] close(3)                    = 0
[pid  3928] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3928] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3928] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3929 attached
, parent_tid=[3929], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3929
[pid  3929] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3928] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3929] <... set_robust_list resumed>) = 0
[pid  3928] <... futex resumed>)        = 0
[pid  3929] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3928] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3929] <... mmap resumed>)         = 0x20000000
[pid  3929] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3928] <... futex resumed>)        = 0
[pid  3929] <... futex resumed>)        = 1
[pid  3928] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3929] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3928] <... futex resumed>)        = 0
[pid  3928] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3929] <... mprotect resumed>)     = 0
[pid  3929] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3928] <... futex resumed>)        = 0
[pid  3928] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3928] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3929] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3928] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3928] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3929] <... openat resumed>)       = 3
[pid  3928] <... mprotect resumed>)     = 0
[pid  3929] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3928] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3929] <... futex resumed>)        = 0
[pid  3929] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3930 attached
 <unfinished ...>
[pid  3928] <... clone resumed>, parent_tid=[3930], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3930
[pid  3930] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3928] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3930] <... set_robust_list resumed>) = 0
[pid  3928] <... futex resumed>)        = 0
[pid  3930] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3928] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3930] <... madvise resumed>)      = 0
[pid  3930] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3928] <... futex resumed>)        = 0
[pid  3930] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3928] exit_group(0 <unfinished ...>
[pid  3930] <... futex resumed>)        = ?
[pid  3929] <... futex resumed>)        = ?
[pid  3928] <... exit_group resumed>)   = ?
[pid  3929] +++ exited with 0 +++
[pid  3930] +++ exited with 0 +++
[pid  3928] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3928, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3931
./strace-static-x86_64: Process 3931 attached
[pid  3931] set_robust_list(0x5555559155e0, 24) = 0
[pid  3931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3931] setpgid(0, 0)               = 0
[pid  3931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3931] write(3, "1000", 4)         = 4
[pid  3931] close(3)                    = 0
[pid  3931] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3931] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3931] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3932 attached
 <unfinished ...>
[pid  3932] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3931] <... clone resumed>, parent_tid=[3932], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3932
[pid  3932] <... set_robust_list resumed>) = 0
[pid  3931] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3932] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3931] <... futex resumed>)        = 0
[pid  3931] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3932] <... mmap resumed>)         = 0x20000000
[pid  3932] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3931] <... futex resumed>)        = 0
[pid  3932] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3931] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3932] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3931] <... futex resumed>)        = 0
[pid  3932] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3931] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3932] <... mprotect resumed>)     = 0
[pid  3932] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3931] <... futex resumed>)        = 0
[pid  3932] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3931] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3932] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3931] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3932] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3931] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3932] <... openat resumed>)       = 3
[pid  3931] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3932] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3931] <... mprotect resumed>)     = 0
[pid  3932] <... futex resumed>)        = 0
[pid  3931] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3933 attached
 <unfinished ...>
[pid  3932] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3933] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3931] <... clone resumed>, parent_tid=[3933], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3933
[pid  3933] <... set_robust_list resumed>) = 0
[pid  3931] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3933] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3931] <... futex resumed>)        = 0
[pid  3931] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3933] <... madvise resumed>)      = 0
[pid  3933] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3931] <... futex resumed>)        = 0
[pid  3933] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3931] exit_group(0 <unfinished ...>
[pid  3933] <... futex resumed>)        = ?
[pid  3932] <... futex resumed>)        = ?
[pid  3931] <... exit_group resumed>)   = ?
[pid  3932] +++ exited with 0 +++
[pid  3933] +++ exited with 0 +++
[pid  3931] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3931, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3934
./strace-static-x86_64: Process 3934 attached
[pid  3934] set_robust_list(0x5555559155e0, 24) = 0
[pid  3934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3934] setpgid(0, 0)               = 0
[pid  3934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3934] write(3, "1000", 4)         = 4
[pid  3934] close(3)                    = 0
[pid  3934] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3934] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3934] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3935 attached
, parent_tid=[3935], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3935
[pid  3934] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3934] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3935] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3935] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3935] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3934] <... futex resumed>)        = 0
[pid  3935] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3934] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3935] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3935] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3934] <... futex resumed>)        = 0
[pid  3934] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3935] <... mprotect resumed>)     = 0
[pid  3935] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3934] <... futex resumed>)        = 0
[pid  3934] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3934] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3935] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3934] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3934] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3934] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3935] <... openat resumed>)       = 3
./strace-static-x86_64: Process 3936 attached
[pid  3936] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3936] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3935] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3934] <... clone resumed>, parent_tid=[3936], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3936
[pid  3935] <... futex resumed>)        = 0
[pid  3934] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3936] <... futex resumed>)        = 0
[pid  3935] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3936] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3936] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3936] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3934] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3934] exit_group(0)               = ?
[pid  3936] <... futex resumed>)        = ?
[pid  3936] +++ exited with 0 +++
[pid  3935] <... futex resumed>)        = ?
[pid  3935] +++ exited with 0 +++
[pid  3934] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3934, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3937
./strace-static-x86_64: Process 3937 attached
[pid  3937] set_robust_list(0x5555559155e0, 24) = 0
[pid  3937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3937] setpgid(0, 0)               = 0
[pid  3937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3937] write(3, "1000", 4)         = 4
[pid  3937] close(3)                    = 0
[pid  3937] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3937] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3937] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3938 attached
, parent_tid=[3938], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3938
[pid  3937] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3938] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3937] <... futex resumed>)        = 0
[pid  3937] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3938] <... set_robust_list resumed>) = 0
[pid  3938] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3938] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3937] <... futex resumed>)        = 0
[pid  3937] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3937] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3938] <... futex resumed>)        = 1
[pid  3938] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3938] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3937] <... futex resumed>)        = 0
[pid  3937] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3937] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3937] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3937] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3939 attached
, parent_tid=[3939], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3939
[pid  3937] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3939] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3937] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3939] <... set_robust_list resumed>) = 0
[pid  3939] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3939] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3937] <... futex resumed>)        = 0
[pid  3939] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3938] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3938] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3937] exit_group(0)               = ?
[pid  3938] <... futex resumed>)        = ?
[pid  3939] <... futex resumed>)        = ?
[pid  3939] +++ exited with 0 +++
[pid  3938] +++ exited with 0 +++
[pid  3937] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3937, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3940
./strace-static-x86_64: Process 3940 attached
[pid  3940] set_robust_list(0x5555559155e0, 24) = 0
[pid  3940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3940] setpgid(0, 0)               = 0
[pid  3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3940] write(3, "1000", 4)         = 4
[pid  3940] close(3)                    = 0
[pid  3940] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3940] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3940] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3941 attached
, parent_tid=[3941], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3941
[pid  3941] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3940] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3941] <... set_robust_list resumed>) = 0
[pid  3940] <... futex resumed>)        = 0
[pid  3941] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3940] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3941] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3940] <... futex resumed>)        = 0
[pid  3941] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3940] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3941] <... futex resumed>)        = 0
[pid  3940] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3941] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3941] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3940] <... futex resumed>)        = 0
[pid  3940] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3940] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3941] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3940] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3940] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3941] <... openat resumed>)       = 3
[pid  3941] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3940] <... mprotect resumed>)     = 0
[pid  3941] <... futex resumed>)        = 0
[pid  3940] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3941] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3942 attached
 <unfinished ...>
[pid  3942] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3940] <... clone resumed>, parent_tid=[3942], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3942
[pid  3940] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3940] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3942] <... set_robust_list resumed>) = 0
[pid  3942] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3942] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3940] <... futex resumed>)        = 0
[pid  3942] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3940] exit_group(0 <unfinished ...>
[pid  3941] <... futex resumed>)        = ?
[pid  3940] <... exit_group resumed>)   = ?
[pid  3941] +++ exited with 0 +++
[pid  3942] <... futex resumed>)        = ?
[pid  3942] +++ exited with 0 +++
[pid  3940] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3943
./strace-static-x86_64: Process 3943 attached
[pid  3943] set_robust_list(0x5555559155e0, 24) = 0
[pid  3943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3943] setpgid(0, 0)               = 0
[pid  3943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3943] write(3, "1000", 4)         = 4
[pid  3943] close(3)                    = 0
[pid  3943] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3943] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3943] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3944 attached
 <unfinished ...>
[pid  3944] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3944] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3943] <... clone resumed>, parent_tid=[3944], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3944
[pid  3943] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3944] <... futex resumed>)        = 0
[pid  3943] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3944] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3944] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3943] <... futex resumed>)        = 0
[pid  3944] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3943] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3944] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3943] <... futex resumed>)        = 0
[pid  3944] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3944] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3944] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3943] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3943] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3944] <... futex resumed>)        = 0
[pid  3943] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3944] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3943] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3943] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3944] <... openat resumed>)       = 3
[pid  3944] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3943] <... mprotect resumed>)     = 0
[pid  3944] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3943] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3945], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3945
[pid  3943] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3945 attached
) = 0
[pid  3945] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3943] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3945] <... set_robust_list resumed>) = 0
[pid  3945] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3945] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3943] <... futex resumed>)        = 0
[pid  3945] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3943] exit_group(0 <unfinished ...>
[pid  3944] <... futex resumed>)        = ?
[pid  3943] <... exit_group resumed>)   = ?
[pid  3944] +++ exited with 0 +++
[pid  3945] <... futex resumed>)        = ?
[pid  3945] +++ exited with 0 +++
[pid  3943] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3943, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3946
./strace-static-x86_64: Process 3946 attached
[pid  3946] set_robust_list(0x5555559155e0, 24) = 0
[pid  3946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3946] setpgid(0, 0)               = 0
[pid  3946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3946] write(3, "1000", 4)         = 4
[pid  3946] close(3)                    = 0
[pid  3946] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3946] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3946] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3947 attached
 <unfinished ...>
[pid  3947] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3947] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3946] <... clone resumed>, parent_tid=[3947], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3947
[pid  3946] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3947] <... futex resumed>)        = 0
[pid  3947] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3946] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3947] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3946] <... futex resumed>)        = 0
[pid  3947] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3946] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3947] <... futex resumed>)        = 0
[pid  3946] <... futex resumed>)        = 1
[pid  3947] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3946] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3947] <... mprotect resumed>)     = 0
[pid  3947] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3946] <... futex resumed>)        = 0
[pid  3947] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3946] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3947] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3946] <... futex resumed>)        = 0
[pid  3946] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3947] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3946] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3946] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3947] <... openat resumed>)       = 3
[pid  3947] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3946] <... mprotect resumed>)     = 0
[pid  3947] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3946] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3948 attached
, parent_tid=[3948], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3948
[pid  3948] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3946] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3948] <... set_robust_list resumed>) = 0
[pid  3946] <... futex resumed>)        = 0
[pid  3948] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3946] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3948] <... madvise resumed>)      = 0
[pid  3948] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3946] <... futex resumed>)        = 0
[pid  3948] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3946] exit_group(0 <unfinished ...>
[pid  3947] <... futex resumed>)        = ?
[pid  3946] <... exit_group resumed>)   = ?
[pid  3947] +++ exited with 0 +++
[pid  3948] <... futex resumed>)        = ?
[pid  3948] +++ exited with 0 +++
[pid  3946] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3946, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3949
./strace-static-x86_64: Process 3949 attached
[pid  3949] set_robust_list(0x5555559155e0, 24) = 0
[pid  3949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3949] setpgid(0, 0)               = 0
[pid  3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3949] write(3, "1000", 4)         = 4
[pid  3949] close(3)                    = 0
[pid  3949] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3949] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3949] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3950 attached
, parent_tid=[3950], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3950
[pid  3950] set_robust_list(0x7f9e51e559e0, 24 <unfinished ...>
[pid  3949] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3950] <... set_robust_list resumed>) = 0
[pid  3949] <... futex resumed>)        = 0
[pid  3950] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0 <unfinished ...>
[pid  3949] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3950] <... mmap resumed>)         = 0x20000000
[pid  3950] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3949] <... futex resumed>)        = 0
[pid  3950] <... futex resumed>)        = 1
[pid  3949] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3950] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC <unfinished ...>
[pid  3949] <... futex resumed>)        = 0
[pid  3949] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3950] <... mprotect resumed>)     = 0
[pid  3950] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3949] <... futex resumed>)        = 0
[pid  3950] <... futex resumed>)        = 1
[pid  3949] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3949] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3950] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3949] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3949] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3950] <... openat resumed>)       = 3
[pid  3949] <... mprotect resumed>)     = 0
[pid  3950] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3949] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID <unfinished ...>
[pid  3950] <... futex resumed>)        = 0
[pid  3950] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3951 attached
 <unfinished ...>
[pid  3949] <... clone resumed>, parent_tid=[3951], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3951
[pid  3951] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3949] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3951] <... set_robust_list resumed>) = 0
[pid  3949] <... futex resumed>)        = 0
[pid  3951] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3949] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3951] <... madvise resumed>)      = 0
[pid  3951] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3949] <... futex resumed>)        = 0
[pid  3951] <... futex resumed>)        = 1
[pid  3949] exit_group(0 <unfinished ...>
[pid  3951] ????( <unfinished ...>
[pid  3949] <... exit_group resumed>)   = ?
[pid  3950] <... futex resumed>)        = ?
[pid  3950] +++ exited with 0 +++
[pid  3951] <... ???? resumed>)         = ?
[pid  3951] +++ exited with 0 +++
[pid  3949] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3949, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3952
./strace-static-x86_64: Process 3952 attached
[pid  3952] set_robust_list(0x5555559155e0, 24) = 0
[pid  3952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3952] setpgid(0, 0)               = 0
[pid  3952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3952] write(3, "1000", 4)         = 4
[pid  3952] close(3)                    = 0
[pid  3952] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3952] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3952] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3953 attached
, parent_tid=[3953], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3953
[pid  3953] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3953] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3952] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3953] <... futex resumed>)        = 0
[pid  3953] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3952] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3953] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3953] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3952] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  3952] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3953] <... futex resumed>)        = 0
[pid  3953] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3953] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3953] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3952] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3952] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3953] <... futex resumed>)        = 0
[pid  3952] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3953] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  3953] <... openat resumed>)       = 3
[pid  3953] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3953] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3952] <... mmap resumed>)         = 0x7f9e51e14000
[pid  3952] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3952] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3954 attached
 <unfinished ...>
[pid  3954] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3954] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3952] <... clone resumed>, parent_tid=[3954], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3954
[pid  3952] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3954] <... futex resumed>)        = 0
[pid  3952] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3954] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3954] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3954] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3952] <... futex resumed>)        = 0
[pid  3952] exit_group(0)               = ?
[pid  3953] <... futex resumed>)        = ?
[pid  3953] +++ exited with 0 +++
[pid  3954] <... futex resumed>)        = ?
[pid  3954] +++ exited with 0 +++
[pid  3952] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3952, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3955
./strace-static-x86_64: Process 3955 attached
[pid  3955] set_robust_list(0x5555559155e0, 24) = 0
[pid  3955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3955] setpgid(0, 0)               = 0
[pid  3955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3955] write(3, "1000", 4)         = 4
[pid  3955] close(3)                    = 0
[pid  3955] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3955] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3955] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3956], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3956
[pid  3955] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3955] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3956 attached
 <unfinished ...>
[pid  3956] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3956] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3956] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3955] <... futex resumed>)        = 0
[pid  3955] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3955] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3956] <... futex resumed>)        = 1
[pid  3956] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3956] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3955] <... futex resumed>)        = 0
[pid  3955] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3955] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3955] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3955] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3957], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3957
[pid  3955] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3955] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3956] <... futex resumed>)        = 1
./strace-static-x86_64: Process 3957 attached
[pid  3957] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3956] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3956] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3956] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3957] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3957] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3955] <... futex resumed>)        = 0
[pid  3955] exit_group(0)               = ?
[pid  3956] <... futex resumed>)        = ?
[pid  3956] +++ exited with 0 +++
[pid  3957] <... futex resumed>)        = ?
[pid  3957] +++ exited with 0 +++
[pid  3955] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3955, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3958
./strace-static-x86_64: Process 3958 attached
[pid  3958] set_robust_list(0x5555559155e0, 24) = 0
[pid  3958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3958] setpgid(0, 0)               = 0
[pid  3958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3958] write(3, "1000", 4)         = 4
[pid  3958] close(3)                    = 0
[pid  3958] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3958] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3958] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3959], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3959
[pid  3958] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3958] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3959 attached
 <unfinished ...>
[pid  3959] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3959] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3959] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3958] <... futex resumed>)        = 0
[pid  3958] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3958] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3959] <... futex resumed>)        = 1
[pid  3959] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3959] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3958] <... futex resumed>)        = 0
[pid  3958] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3958] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3958] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3958] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3960 attached
, parent_tid=[3960], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3960
[pid  3958] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3958] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3959] <... futex resumed>)        = 1
[pid  3960] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3959] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3960] <... set_robust_list resumed>) = 0
[pid  3959] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3959] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3960] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3960] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3958] <... futex resumed>)        = 0
[pid  3958] exit_group(0)               = ?
[pid  3959] <... futex resumed>)        = ?
[pid  3960] <... futex resumed>)        = ?
[pid  3959] +++ exited with 0 +++
[pid  3960] +++ exited with 0 +++
[pid  3958] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3958, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3961
./strace-static-x86_64: Process 3961 attached
[pid  3961] set_robust_list(0x5555559155e0, 24) = 0
[pid  3961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3961] setpgid(0, 0)               = 0
[pid  3961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3961] write(3, "1000", 4)         = 4
[pid  3961] close(3)                    = 0
[pid  3961] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3961] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3961] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3962], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3962
[pid  3961] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3961] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3962 attached
 <unfinished ...>
[pid  3962] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3962] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3962] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3961] <... futex resumed>)        = 0
[pid  3961] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3961] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3962] <... futex resumed>)        = 1
[pid  3962] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3962] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3961] <... futex resumed>)        = 0
[pid  3961] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3961] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3961] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3961] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3963 attached
, parent_tid=[3963], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3963
[pid  3961] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3961] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3962] <... futex resumed>)        = 1
[pid  3963] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3962] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3963] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3962] <... openat resumed>)       = 3
[pid  3962] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3962] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3963] <... madvise resumed>)      = 0
[pid  3963] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3961] <... futex resumed>)        = 0
[pid  3961] exit_group(0)               = ?
[pid  3962] <... futex resumed>)        = ?
[pid  3962] +++ exited with 0 +++
[pid  3963] +++ exited with 0 +++
[pid  3961] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3961, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3964
./strace-static-x86_64: Process 3964 attached
[pid  3964] set_robust_list(0x5555559155e0, 24) = 0
[pid  3964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3964] setpgid(0, 0)               = 0
[pid  3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3964] write(3, "1000", 4)         = 4
[pid  3964] close(3)                    = 0
[pid  3964] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3964] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3964] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3965], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3965
[pid  3964] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3964] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3965 attached
 <unfinished ...>
[pid  3965] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3965] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3965] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3964] <... futex resumed>)        = 0
[pid  3964] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3964] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3965] <... futex resumed>)        = 1
[pid  3965] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3965] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3964] <... futex resumed>)        = 0
[pid  3964] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3964] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3964] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3965] <... futex resumed>)        = 1
[pid  3964] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3966 attached
, parent_tid=[3966], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3966
[pid  3964] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3964] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3966] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3965] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3966] <... set_robust_list resumed>) = 0
[pid  3965] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3965] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3966] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3966] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3964] <... futex resumed>)        = 0
[pid  3964] exit_group(0)               = ?
[pid  3965] <... futex resumed>)        = ?
[pid  3965] +++ exited with 0 +++
[pid  3966] +++ exited with 0 +++
[pid  3964] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3964, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3967 attached
, child_tidptr=0x5555559155d0) = 3967
[pid  3967] set_robust_list(0x5555559155e0, 24) = 0
[pid  3967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3967] setpgid(0, 0)               = 0
[pid  3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3967] write(3, "1000", 4)         = 4
[pid  3967] close(3)                    = 0
[pid  3967] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3967] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3967] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3968], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3968
[pid  3967] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3967] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3968 attached
 <unfinished ...>
[pid  3968] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3968] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3968] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3967] <... futex resumed>)        = 0
[pid  3967] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3967] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3968] <... futex resumed>)        = 1
[pid  3968] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3968] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3967] <... futex resumed>)        = 0
[pid  3967] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3967] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3967] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3967] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3969 attached
, parent_tid=[3969], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3969
[pid  3967] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3967] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3969] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3968] <... futex resumed>)        = 1
[pid  3969] <... set_robust_list resumed>) = 0
[pid  3968] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3968] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3968] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3969] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3969] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3967] <... futex resumed>)        = 0
[pid  3967] exit_group(0)               = ?
[pid  3968] <... futex resumed>)        = ?
[pid  3969] +++ exited with 0 +++
[pid  3968] +++ exited with 0 +++
[pid  3967] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3967, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3970
./strace-static-x86_64: Process 3970 attached
[pid  3970] set_robust_list(0x5555559155e0, 24) = 0
[pid  3970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3970] setpgid(0, 0)               = 0
[pid  3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3970] write(3, "1000", 4)         = 4
[pid  3970] close(3)                    = 0
[pid  3970] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3970] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3970] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3971], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3971
[pid  3970] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3970] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3971 attached
 <unfinished ...>
[pid  3971] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3971] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3971] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3970] <... futex resumed>)        = 0
[pid  3970] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3970] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3971] <... futex resumed>)        = 1
[pid  3971] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3971] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3970] <... futex resumed>)        = 0
[pid  3970] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3970] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3970] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3970] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3972], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3972
[pid  3970] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3970] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3971] <... futex resumed>)        = 1
./strace-static-x86_64: Process 3972 attached
[pid  3971] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3972] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3971] <... openat resumed>)       = 3
[pid  3971] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3971] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3972] <... set_robust_list resumed>) = 0
[pid  3972] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3972] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3970] <... futex resumed>)        = 0
[pid  3970] exit_group(0)               = ?
[pid  3971] <... futex resumed>)        = ?
[pid  3971] +++ exited with 0 +++
[pid  3972] +++ exited with 0 +++
[pid  3970] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3973
./strace-static-x86_64: Process 3973 attached
[pid  3973] set_robust_list(0x5555559155e0, 24) = 0
[pid  3973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3973] setpgid(0, 0)               = 0
[pid  3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3973] write(3, "1000", 4)         = 4
[pid  3973] close(3)                    = 0
[pid  3973] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3973] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3973] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3974], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3974
[pid  3973] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3973] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3974 attached
 <unfinished ...>
[pid  3974] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3974] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3974] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3973] <... futex resumed>)        = 0
[pid  3973] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3973] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3974] <... futex resumed>)        = 1
[pid  3974] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3974] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3973] <... futex resumed>)        = 0
[pid  3973] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3973] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3973] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3973] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3975], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3975
[pid  3973] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3973] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3974] <... futex resumed>)        = 1
[pid  3974] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3974] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3974] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3975 attached
 <unfinished ...>
[pid  3975] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3975] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3975] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3973] <... futex resumed>)        = 0
[pid  3973] exit_group(0)               = ?
[pid  3974] <... futex resumed>)        = ?
[pid  3974] +++ exited with 0 +++
[pid  3975] <... futex resumed>)        = ?
[pid  3975] +++ exited with 0 +++
[pid  3973] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3973, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3976
./strace-static-x86_64: Process 3976 attached
[pid  3976] set_robust_list(0x5555559155e0, 24) = 0
[pid  3976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3976] setpgid(0, 0)               = 0
[pid  3976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3976] write(3, "1000", 4)         = 4
[pid  3976] close(3)                    = 0
[pid  3976] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3976] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3976] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3977], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3977
[pid  3976] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3976] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3977 attached
 <unfinished ...>
[pid  3977] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3977] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3977] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3976] <... futex resumed>)        = 0
[pid  3976] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3976] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3977] <... futex resumed>)        = 1
[pid  3977] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3977] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3976] <... futex resumed>)        = 0
[pid  3976] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3976] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3976] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3976] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3978], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3978
[pid  3976] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3976] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3977] <... futex resumed>)        = 1
[pid  3977] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3977] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3977] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3978 attached
 <unfinished ...>
[pid  3978] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3978] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3978] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3976] <... futex resumed>)        = 0
[pid  3976] exit_group(0)               = ?
[pid  3977] <... futex resumed>)        = ?
[pid  3977] +++ exited with 0 +++
[pid  3978] <... futex resumed>)        = ?
[pid  3978] +++ exited with 0 +++
[pid  3976] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3976, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3979
./strace-static-x86_64: Process 3979 attached
[pid  3979] set_robust_list(0x5555559155e0, 24) = 0
[pid  3979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3979] setpgid(0, 0)               = 0
[pid  3979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3979] write(3, "1000", 4)         = 4
[pid  3979] close(3)                    = 0
[pid  3979] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3979] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3979] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3980], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3980
[pid  3979] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3979] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3980 attached
 <unfinished ...>
[pid  3980] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3980] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3980] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3979] <... futex resumed>)        = 0
[pid  3979] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3979] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3980] <... futex resumed>)        = 1
[pid  3980] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3980] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3979] <... futex resumed>)        = 0
[pid  3979] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3979] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3979] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3979] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3981], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3981
./strace-static-x86_64: Process 3981 attached
[pid  3979] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3979] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3980] <... futex resumed>)        = 1
[pid  3981] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3980] openat(AT_FDCWD, 0x20000000, O_RDONLY <unfinished ...>
[pid  3981] <... set_robust_list resumed>) = 0
[pid  3980] <... openat resumed>)       = 3
[pid  3980] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3980] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3981] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3981] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3979] <... futex resumed>)        = 0
[pid  3979] exit_group(0)               = ?
[pid  3980] <... futex resumed>)        = ?
[pid  3981] +++ exited with 0 +++
[pid  3980] +++ exited with 0 +++
[pid  3979] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3979, si_uid=0, si_status=0, si_utime=0, si_stime=1} ---
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3982
./strace-static-x86_64: Process 3982 attached
[pid  3982] set_robust_list(0x5555559155e0, 24) = 0
[pid  3982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3982] setpgid(0, 0)               = 0
[pid  3982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3982] write(3, "1000", 4)         = 4
[pid  3982] close(3)                    = 0
[pid  3982] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3982] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3982] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3983], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3983
[pid  3982] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3982] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3983 attached
 <unfinished ...>
[pid  3983] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3983] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3983] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3982] <... futex resumed>)        = 0
[pid  3982] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3982] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3983] <... futex resumed>)        = 1
[pid  3983] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3983] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3982] <... futex resumed>)        = 0
[pid  3982] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3982] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3982] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  3983] <... futex resumed>)        = 1
[pid  3982] <... mprotect resumed>)     = 0
[pid  3982] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3984 attached
, parent_tid=[3984], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3984
[pid  3984] set_robust_list(0x7f9e51e349e0, 24 <unfinished ...>
[pid  3982] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3984] <... set_robust_list resumed>) = 0
[pid  3982] <... futex resumed>)        = 0
[pid  3984] madvise(0x20000000, 6291456, MADV_DONTNEED <unfinished ...>
[pid  3982] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3984] <... madvise resumed>)      = 0
[pid  3984] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3982] <... futex resumed>)        = 0
[pid  3984] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3983] openat(AT_FDCWD, 0x20000000, O_RDONLY) = 3
[pid  3983] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3983] futex(0x7f9e51f2b3e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3982] exit_group(0)               = ?
[pid  3984] <... futex resumed>)        = ?
[pid  3984] +++ exited with 0 +++
[pid  3983] <... futex resumed>)        = ?
[pid  3983] +++ exited with 0 +++
[pid  3982] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3982, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555559155d0) = 3985
./strace-static-x86_64: Process 3985 attached
[pid  3985] set_robust_list(0x5555559155e0, 24) = 0
[pid  3985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3985] setpgid(0, 0)               = 0
[pid  3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3985] write(3, "1000", 4)         = 4
[pid  3985] close(3)                    = 0
[pid  3985] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e35000
[pid  3985] mprotect(0x7f9e51e36000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3985] clone(child_stack=0x7f9e51e553f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3986], tls=0x7f9e51e55700, child_tidptr=0x7f9e51e559d0) = 3986
[pid  3985] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3985] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3986 attached
 <unfinished ...>
[pid  3986] set_robust_list(0x7f9e51e559e0, 24) = 0
[pid  3986] mmap(0x20000000, 16732160, PROT_NONE, MAP_SHARED|MAP_FIXED|MAP_ANONYMOUS|MAP_NORESERVE|MAP_POPULATE|MAP_NONBLOCK|MAP_DENYWRITE|MAP_HUGETLB, -1, 0) = 0x20000000
[pid  3986] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3985] <... futex resumed>)        = 0
[pid  3985] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3985] futex(0x7f9e51f2b3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  3986] mprotect(0x20000000, 8388608, PROT_WRITE|PROT_EXEC) = 0
[pid  3986] futex(0x7f9e51f2b3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  3985] <... futex resumed>)        = 0
[pid  3985] futex(0x7f9e51f2b3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3985] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9e51e14000
[pid  3985] mprotect(0x7f9e51e15000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  3985] clone(child_stack=0x7f9e51e343f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3987], tls=0x7f9e51e34700, child_tidptr=0x7f9e51e349d0) = 3987
[pid  3985] futex(0x7f9e51f2b3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  3985] futex(0x7f9e51f2b3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3987 attached
 <unfinished ...>
[pid  3987] set_robust_list(0x7f9e51e349e0, 24) = 0
[pid  3987] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0
[pid  3987] futex(0x7f9e51f2b3fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  3985] <... futex resumed>)        = 0
[pid  3987] <... futex resumed>)        = 1
syzkaller login: [   52.862090][ T3986] ==================================================================
[   52.870194][ T3986] BUG: KASAN: use-after-free in __down_read_common+0xa2/0x2a0
[   52.877667][ T3986] Read of size 8 at addr ffff88801803e908 by task syz-executor407/3986
[   52.885928][ T3986] 
[   52.888236][ T3986] CPU: 0 PID: 3986 Comm: syz-executor407 Not tainted 6.1.0-rc7-syzkaller #0
[   52.896886][ T3986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   52.906922][ T3986] Call Trace:
[   52.910187][ T3986]  <TASK>
[   52.913105][ T3986]  dump_stack_lvl+0x1e3/0x2cb
[   52.917778][ T3986]  ? nf_tcp_handle_invalid+0x62e/0x62e
[   52.923230][ T3986]  ? __wake_up_klogd+0xcd/0x100
[   52.928080][ T3986]  ? panic+0x766/0x766
[   52.932148][ T3986]  ? _printk+0xcf/0x10f
[   52.936296][ T3986]  ? _raw_spin_lock_irqsave+0xac/0x120
[   52.941749][ T3986]  print_address_description+0x74/0x340
[   52.947286][ T3986]  print_report+0x107/0x220
[   52.951776][ T3986]  ? __virt_addr_valid+0x21b/0x2d0
[   52.956879][ T3986]  ? __phys_addr+0xb5/0x160
[   52.961380][ T3986]  ? __down_read_common+0xa2/0x2a0
[   52.966480][ T3986]  kasan_report+0x139/0x170
[   52.970999][ T3986]  ? __down_read_common+0xa2/0x2a0
[   52.976101][ T3986]  kasan_check_range+0x2a7/0x2e0
[   52.981025][ T3986]  __down_read_common+0xa2/0x2a0
[   52.985960][ T3986]  hugetlb_fault+0x62b/0x1a20
[   52.990639][ T3986]  ? hugetlb_fault_mutex_hash+0xc0/0xc0
[   52.996178][ T3986]  ? count_memcg_event_mm+0x342/0x390
[   53.001555][ T3986]  ? _compound_head+0x130/0x130
[   53.006399][ T3986]  ? __lock_acquire+0x1f60/0x1f60
[   53.011416][ T3986]  handle_mm_fault+0x2478/0x3660
[   53.016349][ T3986]  ? mt_find+0xcd3/0xff0
[   53.020589][ T3986]  ? numa_migrate_prep+0x250/0x250
[   53.025703][ T3986]  ? find_vma+0x135/0x1b0
[   53.030117][ T3986]  ? __vma_adjust+0x21e0/0x21e0
[   53.034958][ T3986]  ? do_user_addr_fault+0x1cc/0xcb0
[   53.040148][ T3986]  do_user_addr_fault+0x69b/0xcb0
[   53.045167][ T3986]  exc_page_fault+0x7a/0x120
[   53.049761][ T3986]  asm_exc_page_fault+0x22/0x30
[   53.054686][ T3986] RIP: 0033:0x7f9e51e605bf
[   53.059089][ T3986] Code: 31 c0 49 b8 31 c8 05 00 00 00 02 00 e8 fa 32 04 00 59 5e e9 63 ff ff ff 0f 1f 00 ba 75 00 00 00 45 31 c0 31 c9 bf 01 01 00 00 <4c> 89 24 25 00 00 00 20 48 c7 c6 9c ff ff ff 31 c0 66 89 14 25 08
[   53.078688][ T3986] RSP: 002b:00007f9e51e55320 EFLAGS: 00010246
[   53.084743][ T3986] RAX: 0000000000000002 RBX: 00007f9e51f2b3e8 RCX: 0000000000000000
[   53.092703][ T3986] RDX: 0000000000000075 RSI: 0000000000000081 RDI: 0000000000000101
[   53.100663][ T3986] RBP: 00007f9e51f2b3e0 R08: 0000000000000000 R09: 0000000000000000
[   53.108707][ T3986] R10: 0000000000000000 R11: 0000000000000246 R12: 7363762f7665642f
[   53.116667][ T3986] R13: 00007ffcd43d78cf R14: 00007f9e51e55400 R15: 0000000000022000
[   53.124646][ T3986]  </TASK>
[   53.127654][ T3986] 
[   53.129965][ T3986] Allocated by task 3986:
[   53.134274][ T3986]  kasan_set_track+0x4c/0x70
[   53.138873][ T3986]  __kasan_kmalloc+0x97/0xb0
[   53.143449][ T3986]  hugetlb_reserve_pages+0x271/0x13e0
[   53.148913][ T3986]  hugetlbfs_file_mmap+0x43d/0x5c0
[   53.154031][ T3986]  mmap_region+0x1022/0x1e60
[   53.158610][ T3986]  do_mmap+0x8d9/0xf30
[   53.162671][ T3986]  vm_mmap_pgoff+0x1e5/0x2f0
[   53.167252][ T3986]  ksys_mmap_pgoff+0x512/0x6d0
[   53.172006][ T3986]  do_syscall_64+0x2b/0x70
[   53.176416][ T3986]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   53.182297][ T3986] 
[   53.184604][ T3986] Freed by task 3987:
[   53.188563][ T3986]  kasan_set_track+0x4c/0x70
[   53.193146][ T3986]  kasan_save_free_info+0x27/0x40
[   53.198331][ T3986]  ____kasan_slab_free+0xd6/0x120
[   53.203346][ T3986]  slab_free_freelist_hook+0x12e/0x1a0
[   53.208796][ T3986]  __kmem_cache_free+0x71/0x110
[   53.213642][ T3986]  __unmap_hugepage_range_final+0x284/0x330
[   53.219522][ T3986]  zap_page_range+0x585/0x720
[   53.224188][ T3986]  madvise_dontneed_free+0x4bc/0x1020
[   53.229554][ T3986]  do_madvise+0x7d3/0x2000
[   53.233961][ T3986]  __x64_sys_madvise+0xa2/0xb0
[   53.238713][ T3986]  do_syscall_64+0x2b/0x70
[   53.243121][ T3986]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   53.249001][ T3986] 
[   53.251321][ T3986] The buggy address belongs to the object at ffff88801803e900
[   53.251321][ T3986]  which belongs to the cache kmalloc-192 of size 192
[   53.265357][ T3986] The buggy address is located 8 bytes inside of
[   53.265357][ T3986]  192-byte region [ffff88801803e900, ffff88801803e9c0)
[   53.278450][ T3986] 
[   53.280769][ T3986] The buggy address belongs to the physical page:
[   53.287184][ T3986] page:ffffea0000600f80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1803e
[   53.297335][ T3986] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
[   53.304877][ T3986] raw: 00fff00000000200 ffffea0000600a00 dead000000000002 ffff888012841a00
[   53.313448][ T3986] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[   53.322019][ T3986] page dumped because: kasan: bad access detected
[   53.328418][ T3986] page_owner tracks the page as allocated
[   53.334113][ T3986] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, tgid 1 (swapper/0), ts 2295518295, free_ts 0
[   53.350694][ T3986]  get_page_from_freelist+0x72b/0x7a0
[   53.356071][ T3986]  __alloc_pages+0x259/0x560
[   53.360655][ T3986]  alloc_page_interleave+0x22/0x1c0
[   53.365849][ T3986]  alloc_slab_page+0x70/0xf0
[   53.370430][ T3986]  allocate_slab+0x5e/0x4b0
[   53.374931][ T3986]  ___slab_alloc+0x7f4/0xeb0
[   53.379509][ T3986]  __kmem_cache_alloc_node+0x252/0x310
[   53.384956][ T3986]  kmalloc_trace+0x26/0x60
[   53.389361][ T3986]  call_usermodehelper_setup+0x8a/0x260
[   53.394896][ T3986]  kobject_uevent_env+0x7c1/0x8e0
[   53.399908][ T3986]  kernel_add_sysfs_param+0x106/0x126
[   53.405284][ T3986]  param_sysfs_builtin+0x16a/0x1e2
[   53.410390][ T3986]  param_sysfs_init+0x68/0x6c
[   53.415056][ T3986]  do_one_initcall+0xbd/0x2b0
[   53.419722][ T3986]  do_initcall_level+0x168/0x218
[   53.424646][ T3986]  do_initcalls+0x4b/0x8c
[   53.428963][ T3986] page_owner free stack trace missing
[   53.434318][ T3986] 
[   53.436645][ T3986] Memory state around the buggy address:
[   53.442267][ T3986]  ffff88801803e800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   53.450322][ T3986]  ffff88801803e880: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
[   53.458373][ T3986] >ffff88801803e900: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   53.466430][ T3986]                       ^
[   53.470754][ T3986]  ffff88801803e980: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[   53.478805][ T3986]  ffff88801803ea00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   53.486862][ T3986] ==================================================================
[   53.496658][ T3986] Kernel panic - not syncing: panic_on_warn set ...
[   53.503262][ T3986] CPU: 0 PID: 3986 Comm: syz-executor407 Not tainted 6.1.0-rc7-syzkaller #0
[   53.511933][ T3986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   53.521969][ T3986] Call Trace:
[   53.525241][ T3986]  <TASK>
[   53.528185][ T3986]  dump_stack_lvl+0x1e3/0x2cb
[   53.532878][ T3986]  ? nf_tcp_handle_invalid+0x62e/0x62e
[   53.538350][ T3986]  ? panic+0x766/0x766
[   53.542406][ T3986]  ? preempt_schedule_common+0xb7/0xe0
[   53.547860][ T3986]  ? preempt_schedule+0xd9/0xe0
[   53.552706][ T3986]  ? vscnprintf+0x59/0x80
[   53.557024][ T3986]  panic+0x316/0x766
[pid  3987] futex(0x7f9e51f2b3f8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  3985] exit_group(0 <unfinished ...>
[pid  3987] <... futex resumed>)        = ?
[pid  3985] <... exit_group resumed>)   = ?
[pid  3987] +++ exited with 0 +++
[   53.560916][ T3986]  ? memcpy_page_flushcache+0xfc/0xfc
[   53.566287][ T3986]  ? _raw_spin_unlock_irqrestore+0x128/0x130
[   53.572264][ T3986]  ? __down_read_common+0xa2/0x2a0
[   53.577363][ T3986]  end_report+0x91/0xa0
[   53.581501][ T3986]  kasan_report+0x146/0x170
[   53.585984][ T3986]  ? __down_read_common+0xa2/0x2a0
[   53.591078][ T3986]  kasan_check_range+0x2a7/0x2e0
[   53.595999][ T3986]  __down_read_common+0xa2/0x2a0
[   53.600922][ T3986]  hugetlb_fault+0x62b/0x1a20
[   53.605596][ T3986]  ? hugetlb_fault_mutex_hash+0xc0/0xc0
[   53.611125][ T3986]  ? count_memcg_event_mm+0x342/0x390
[   53.616481][ T3986]  ? _compound_head+0x130/0x130
[   53.621316][ T3986]  ? __lock_acquire+0x1f60/0x1f60
[   53.626324][ T3986]  handle_mm_fault+0x2478/0x3660
[   53.631251][ T3986]  ? mt_find+0xcd3/0xff0
[   53.635482][ T3986]  ? numa_migrate_prep+0x250/0x250
[   53.640577][ T3986]  ? find_vma+0x135/0x1b0
[   53.644889][ T3986]  ? __vma_adjust+0x21e0/0x21e0
[   53.649738][ T3986]  ? do_user_addr_fault+0x1cc/0xcb0
[   53.654937][ T3986]  do_user_addr_fault+0x69b/0xcb0
[   53.659948][ T3986]  exc_page_fault+0x7a/0x120
[   53.664527][ T3986]  asm_exc_page_fault+0x22/0x30
[   53.669359][ T3986] RIP: 0033:0x7f9e51e605bf
[   53.673761][ T3986] Code: 31 c0 49 b8 31 c8 05 00 00 00 02 00 e8 fa 32 04 00 59 5e e9 63 ff ff ff 0f 1f 00 ba 75 00 00 00 45 31 c0 31 c9 bf 01 01 00 00 <4c> 89 24 25 00 00 00 20 48 c7 c6 9c ff ff ff 31 c0 66 89 14 25 08
[   53.693355][ T3986] RSP: 002b:00007f9e51e55320 EFLAGS: 00010246
[   53.699415][ T3986] RAX: 0000000000000002 RBX: 00007f9e51f2b3e8 RCX: 0000000000000000
[   53.707384][ T3986] RDX: 0000000000000075 RSI: 0000000000000081 RDI: 0000000000000101
[   53.715348][ T3986] RBP: 00007f9e51f2b3e0 R08: 0000000000000000 R09: 0000000000000000
[   53.723301][ T3986] R10: 0000000000000000 R11: 0000000000000246 R12: 7363762f7665642f
[   53.731254][ T3986] R13: 00007ffcd43d78cf R14: 00007f9e51e55400 R15: 0000000000022000
[   53.739227][ T3986]  </TASK>
[   53.742400][ T3986] Kernel Offset: disabled
[   53.746718][ T3986] Rebooting in 86400 seconds..