./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor795529831

<...>
] setpgid(0, 0)               = 0
[pid 21768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21768] write(3, "1000", 4)         = 4
[pid 21768] close(3)                    = 0
[pid 21768] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21768] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  161.902550][T21760] vhci_hcd vhci_hcd.0: port 0 already used
[  161.938605][T21764] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21768] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21768] close(5)                    = 0
[pid 21768] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21771 attached
) = 21771
[pid 21768] tkill(21771, SIGSTOP)       = 0
[pid 21771] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21768, si_uid=65534} ---
[pid 21768] exit_group(0 <unfinished ...>
[pid 21771] --- stopped by SIGSTOP ---
[pid 21768] <... exit_group resumed>)   = ?
[pid 21768] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21771, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21772 attached
, child_tidptr=0x555556efc5d0) = 21772
[pid 21772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21772] setpgid(0, 0)               = 0
[pid 21772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21772] write(3, "1000", 4)         = 4
[pid 21772] close(3)                    = 0
[pid 21772] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21772] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  161.972251][T21768] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21772] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21772] close(5)                    = 0
[pid 21772] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21775 attached
) = 21775
[pid 21772] tkill(21775, SIGSTOP)       = 0
[pid 21775] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21772, si_uid=65534} ---
[pid 21772] exit_group(0 <unfinished ...>
[pid 21775] --- stopped by SIGSTOP ---
[pid 21772] <... exit_group resumed>)   = ?
[pid 21772] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21775, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21776 attached
, child_tidptr=0x555556efc5d0) = 21776
[pid 21776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21776] setpgid(0, 0)               = 0
[pid 21776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21776] write(3, "1000", 4)         = 4
[pid 21776] close(3)                    = 0
[pid 21776] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21776] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21776] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21776] close(5)                    = 0
[pid 21776] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21779 attached
) = 21779
[pid 21776] tkill(21779, SIGSTOP)       = 0
[pid 21779] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21776, si_uid=65534} ---
[pid 21776] exit_group(0 <unfinished ...>
[pid 21779] --- stopped by SIGSTOP ---
[pid 21776] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21779, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21776] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21776, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21780 attached
, child_tidptr=0x555556efc5d0) = 21780
[pid 21780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21780] setpgid(0, 0)               = 0
[pid 21780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21780] write(3, "1000", 4)         = 4
[pid 21780] close(3)                    = 0
[pid 21780] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21780] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.019707][T21772] vhci_hcd vhci_hcd.0: port 0 already used
[  162.055091][T21776] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21780] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21780] close(5)                    = 0
[pid 21780] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21783 attached
) = 21783
[pid 21780] tkill(21783, SIGSTOP)       = 0
[pid 21783] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21780, si_uid=65534} ---
[pid 21780] exit_group(0 <unfinished ...>
[pid 21783] --- stopped by SIGSTOP ---
[pid 21780] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21783, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21780] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21780, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21784 attached
, child_tidptr=0x555556efc5d0) = 21784
[pid 21784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21784] setpgid(0, 0)               = 0
[pid 21784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21784] write(3, "1000", 4)         = 4
[pid 21784] close(3)                    = 0
[pid 21784] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21784] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21784] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21784] close(5)                    = 0
[pid 21784] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21787 attached
) = 21787
[pid 21784] tkill(21787, SIGSTOP)       = 0
[pid 21787] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21784, si_uid=65534} ---
[pid 21784] exit_group(0 <unfinished ...>
[pid 21787] --- stopped by SIGSTOP ---
[pid 21784] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21787, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21784] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21784, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21788 attached
, child_tidptr=0x555556efc5d0) = 21788
[pid 21788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21788] setpgid(0, 0)               = 0
[pid 21788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21788] write(3, "1000", 4)         = 4
[pid 21788] close(3)                    = 0
[pid 21788] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21788] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.093145][T21780] vhci_hcd vhci_hcd.0: port 0 already used
[  162.130051][T21784] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21788] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21788] close(5)                    = 0
[pid 21788] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21791 attached
) = 21791
[pid 21788] tkill(21791, SIGSTOP)       = 0
[pid 21791] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21788, si_uid=65534} ---
[pid 21788] exit_group(0 <unfinished ...>
[pid 21791] --- stopped by SIGSTOP ---
[pid 21788] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21791, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 21788] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21788, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21792 attached
, child_tidptr=0x555556efc5d0) = 21792
[pid 21792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21792] setpgid(0, 0)               = 0
[pid 21792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21792] write(3, "1000", 4)         = 4
[pid 21792] close(3)                    = 0
[pid 21792] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21792] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21792] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21792] close(5)                    = 0
[pid 21792] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21795 attached
) = 21795
[pid 21792] tkill(21795, SIGSTOP)       = 0
[pid 21795] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21792, si_uid=65534} ---
[pid 21792] exit_group(0 <unfinished ...>
[pid 21795] --- stopped by SIGSTOP ---
[pid 21792] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21795, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21792] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21792, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21796 attached
, child_tidptr=0x555556efc5d0) = 21796
[pid 21796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21796] setpgid(0, 0)               = 0
[pid 21796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21796] write(3, "1000", 4)         = 4
[pid 21796] close(3)                    = 0
[pid 21796] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21796] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.167575][T21788] vhci_hcd vhci_hcd.0: port 0 already used
[  162.200342][T21792] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21796] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21796] close(5)                    = 0
[pid 21796] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21799 attached
) = 21799
[pid 21796] tkill(21799, SIGSTOP)       = 0
[pid 21796] exit_group(0 <unfinished ...>
[pid 21799] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21796, si_uid=65534} ---
[pid 21796] <... exit_group resumed>)   = ?
[pid 21799] --- stopped by SIGSTOP ---
[pid 21796] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21799, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21800 attached
, child_tidptr=0x555556efc5d0) = 21800
[pid 21800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21800] setpgid(0, 0)               = 0
[pid 21800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21800] write(3, "1000", 4)         = 4
[pid 21800] close(3)                    = 0
[pid 21800] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21800] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21800] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21800] close(5)                    = 0
[pid 21800] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21803 attached
) = 21803
[pid 21800] tkill(21803, SIGSTOP)       = 0
[pid 21803] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21800, si_uid=65534} ---
[pid 21800] exit_group(0 <unfinished ...>
[pid 21803] --- stopped by SIGSTOP ---
[pid 21800] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21803, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21800] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21800, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21804 attached
, child_tidptr=0x555556efc5d0) = 21804
[pid 21804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21804] setpgid(0, 0)               = 0
[pid 21804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21804] write(3, "1000", 4)         = 4
[pid 21804] close(3)                    = 0
[pid 21804] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21804] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.234444][T21796] vhci_hcd vhci_hcd.0: port 0 already used
[  162.271008][T21800] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21804] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21804] close(5)                    = 0
[pid 21804] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21807 attached
) = 21807
[pid 21804] tkill(21807, SIGSTOP)       = 0
[pid 21807] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21804, si_uid=65534} ---
[pid 21804] exit_group(0 <unfinished ...>
[pid 21807] --- stopped by SIGSTOP ---
[pid 21804] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21807, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21804] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21804, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21808 attached
, child_tidptr=0x555556efc5d0) = 21808
[pid 21808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21808] setpgid(0, 0)               = 0
[pid 21808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21808] write(3, "1000", 4)         = 4
[pid 21808] close(3)                    = 0
[pid 21808] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21808] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21808] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21808] close(5)                    = 0
[pid 21808] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21811 attached
) = 21811
[pid 21808] tkill(21811, SIGSTOP)       = 0
[pid 21811] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21808, si_uid=65534} ---
[pid 21808] exit_group(0 <unfinished ...>
[pid 21811] --- stopped by SIGSTOP ---
[pid 21808] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21811, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 21808] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21808, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21812 attached
, child_tidptr=0x555556efc5d0) = 21812
[pid 21812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21812] setpgid(0, 0)               = 0
[pid 21812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21812] write(3, "1000", 4)         = 4
[pid 21812] close(3)                    = 0
[pid 21812] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21812] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.307183][T21804] vhci_hcd vhci_hcd.0: port 0 already used
[  162.343411][T21808] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21812] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21812] close(5)                    = 0
[pid 21812] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21815 attached
) = 21815
[pid 21812] tkill(21815, SIGSTOP)       = 0
[pid 21815] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21812, si_uid=65534} ---
[pid 21812] exit_group(0 <unfinished ...>
[pid 21815] --- stopped by SIGSTOP ---
[pid 21812] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21815, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 21812] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21812, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21816 attached
, child_tidptr=0x555556efc5d0) = 21816
[pid 21816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21816] setpgid(0, 0)               = 0
[pid 21816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21816] write(3, "1000", 4)         = 4
[pid 21816] close(3)                    = 0
[pid 21816] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21816] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21816] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21816] close(5)                    = 0
[pid 21816] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21819 attached
) = 21819
[pid 21816] tkill(21819, SIGSTOP)       = 0
[pid 21819] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21816, si_uid=65534} ---
[pid 21816] exit_group(0 <unfinished ...>
[pid 21819] --- stopped by SIGSTOP ---
[pid 21816] <... exit_group resumed>)   = ?
[pid 21816] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21819, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21820 attached
, child_tidptr=0x555556efc5d0) = 21820
[pid 21820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21820] setpgid(0, 0)               = 0
[pid 21820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21820] write(3, "1000", 4)         = 4
[pid 21820] close(3)                    = 0
[pid 21820] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21820] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.379484][T21812] vhci_hcd vhci_hcd.0: port 0 already used
[  162.415126][T21816] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21820] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21820] close(5)                    = 0
[pid 21820] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21823 attached
) = 21823
[pid 21820] tkill(21823, SIGSTOP)       = 0
[pid 21823] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21820, si_uid=65534} ---
[pid 21820] exit_group(0 <unfinished ...>
[pid 21823] --- stopped by SIGSTOP ---
[pid 21820] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21823, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21820] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21820, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21824 attached
, child_tidptr=0x555556efc5d0) = 21824
[pid 21824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21824] setpgid(0, 0)               = 0
[pid 21824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21824] write(3, "1000", 4)         = 4
[pid 21824] close(3)                    = 0
[pid 21824] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21824] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21824] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21824] close(5)                    = 0
[pid 21824] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21827 attached
) = 21827
[pid 21824] tkill(21827, SIGSTOP)       = 0
[pid 21827] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21824, si_uid=65534} ---
[pid 21824] exit_group(0 <unfinished ...>
[pid 21827] --- stopped by SIGSTOP ---
[pid 21824] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21827, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21824] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21824, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21828 attached
, child_tidptr=0x555556efc5d0) = 21828
[pid 21828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21828] setpgid(0, 0)               = 0
[pid 21828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21828] write(3, "1000", 4)         = 4
[pid 21828] close(3)                    = 0
[pid 21828] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21828] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.455994][T21820] vhci_hcd vhci_hcd.0: port 0 already used
[  162.491122][T21824] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21828] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21828] close(5)                    = 0
[pid 21828] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21831 attached
) = 21831
[pid 21828] tkill(21831, SIGSTOP)       = 0
[pid 21831] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21828, si_uid=65534} ---
[pid 21828] exit_group(0 <unfinished ...>
[pid 21831] --- stopped by SIGSTOP ---
[pid 21828] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21831, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21828] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21828, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21832 attached
, child_tidptr=0x555556efc5d0) = 21832
[pid 21832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21832] setpgid(0, 0)               = 0
[pid 21832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21832] write(3, "1000", 4)         = 4
[pid 21832] close(3)                    = 0
[pid 21832] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21832] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21832] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21832] close(5)                    = 0
[pid 21832] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21835 attached
) = 21835
[pid 21832] tkill(21835, SIGSTOP)       = 0
[pid 21835] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21832, si_uid=65534} ---
[pid 21832] exit_group(0 <unfinished ...>
[pid 21835] --- stopped by SIGSTOP ---
[pid 21832] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21835, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21832] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21832, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21836 attached
, child_tidptr=0x555556efc5d0) = 21836
[pid 21836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21836] setpgid(0, 0)               = 0
[pid 21836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21836] write(3, "1000", 4)         = 4
[pid 21836] close(3)                    = 0
[pid 21836] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21836] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.527452][T21828] vhci_hcd vhci_hcd.0: port 0 already used
[  162.563227][T21832] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21836] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21836] close(5)                    = 0
[pid 21836] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21839 attached
) = 21839
[pid 21836] tkill(21839, SIGSTOP)       = 0
[pid 21839] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21836, si_uid=65534} ---
[pid 21836] exit_group(0 <unfinished ...>
[pid 21839] --- stopped by SIGSTOP ---
[pid 21836] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21839, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21836] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21836, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21840 attached
, child_tidptr=0x555556efc5d0) = 21840
[pid 21840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21840] setpgid(0, 0)               = 0
[pid 21840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21840] write(3, "1000", 4)         = 4
[pid 21840] close(3)                    = 0
[pid 21840] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21840] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21840] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21840] close(5)                    = 0
[pid 21840] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21843 attached
) = 21843
[pid 21840] tkill(21843, SIGSTOP)       = 0
[pid 21843] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21840, si_uid=65534} ---
[pid 21840] exit_group(0 <unfinished ...>
[pid 21843] --- stopped by SIGSTOP ---
[pid 21840] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21843, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21840] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21840, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21844 attached
, child_tidptr=0x555556efc5d0) = 21844
[pid 21844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21844] setpgid(0, 0)               = 0
[pid 21844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21844] write(3, "1000", 4)         = 4
[pid 21844] close(3)                    = 0
[pid 21844] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21844] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.602267][T21836] vhci_hcd vhci_hcd.0: port 0 already used
[  162.642459][T21840] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21844] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21844] close(5)                    = 0
[pid 21844] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21847 attached
) = 21847
[pid 21844] tkill(21847, SIGSTOP)       = 0
[pid 21847] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21844, si_uid=65534} ---
[pid 21844] exit_group(0 <unfinished ...>
[pid 21847] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21847, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21844] <... exit_group resumed>)   = ?
[pid 21844] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21844, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21848 attached
, child_tidptr=0x555556efc5d0) = 21848
[pid 21848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21848] setpgid(0, 0)               = 0
[pid 21848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21848] write(3, "1000", 4)         = 4
[pid 21848] close(3)                    = 0
[pid 21848] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21848] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21848] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21848] close(5)                    = 0
[pid 21848] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21851 attached
) = 21851
[pid 21848] tkill(21851, SIGSTOP)       = 0
[pid 21851] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21848, si_uid=65534} ---
[pid 21848] exit_group(0 <unfinished ...>
[pid 21851] --- stopped by SIGSTOP ---
[pid 21848] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21851, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 21848] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21848, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21852 attached
, child_tidptr=0x555556efc5d0) = 21852
[pid 21852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21852] setpgid(0, 0)               = 0
[pid 21852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21852] write(3, "1000", 4)         = 4
[pid 21852] close(3)                    = 0
[pid 21852] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21852] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.679209][T21844] vhci_hcd vhci_hcd.0: port 0 already used
[  162.718385][T21848] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21852] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21852] close(5)                    = 0
[pid 21852] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21855 attached
) = 21855
[pid 21852] tkill(21855, SIGSTOP)       = 0
[pid 21855] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21852, si_uid=65534} ---
[pid 21852] exit_group(0 <unfinished ...>
[pid 21855] --- stopped by SIGSTOP ---
[pid 21852] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21855, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21852] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21852, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21856 attached
, child_tidptr=0x555556efc5d0) = 21856
[pid 21856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21856] setpgid(0, 0)               = 0
[pid 21856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21856] write(3, "1000", 4)         = 4
[pid 21856] close(3)                    = 0
[pid 21856] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21856] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21856] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21856] close(5)                    = 0
[pid 21856] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21859 attached
) = 21859
[pid 21856] tkill(21859, SIGSTOP)       = 0
[pid 21859] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21856, si_uid=65534} ---
[pid 21856] exit_group(0 <unfinished ...>
[pid 21859] --- stopped by SIGSTOP ---
[pid 21856] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21859, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21856] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21856, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21860 attached
, child_tidptr=0x555556efc5d0) = 21860
[pid 21860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21860] setpgid(0, 0)               = 0
[pid 21860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21860] write(3, "1000", 4)         = 4
[pid 21860] close(3)                    = 0
[pid 21860] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21860] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.754799][T21852] vhci_hcd vhci_hcd.0: port 0 already used
[  162.789869][T21856] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21860] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21860] close(5)                    = 0
[pid 21860] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21863 attached
) = 21863
[pid 21860] tkill(21863, SIGSTOP)       = 0
[pid 21860] exit_group(0 <unfinished ...>
[pid 21863] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21860, si_uid=65534} ---
[pid 21860] <... exit_group resumed>)   = ?
[pid 21860] +++ exited with 0 +++
[pid 21863] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21860, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21864 attached
, child_tidptr=0x555556efc5d0) = 21864
[pid 21864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21864] setpgid(0, 0)               = 0
[pid 21864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21864] write(3, "1000", 4)         = 4
[pid 21864] close(3)                    = 0
[pid 21864] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21864] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21864] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21864] close(5)                    = 0
[pid 21864] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21867 attached
) = 21867
[pid 21864] tkill(21867, SIGSTOP)       = 0
[pid 21867] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21864, si_uid=65534} ---
[pid 21864] exit_group(0 <unfinished ...>
[pid 21867] --- stopped by SIGSTOP ---
[pid 21864] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21867, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21864] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21864, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21868 attached
, child_tidptr=0x555556efc5d0) = 21868
[pid 21868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21868] setpgid(0, 0)               = 0
[pid 21868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21868] write(3, "1000", 4)         = 4
[pid 21868] close(3)                    = 0
[pid 21868] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21868] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.823311][T21860] vhci_hcd vhci_hcd.0: port 0 already used
[  162.863467][T21864] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21868] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21868] close(5)                    = 0
[pid 21868] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21871 attached
) = 21871
[pid 21868] tkill(21871, SIGSTOP)       = 0
[pid 21868] exit_group(0 <unfinished ...>
[pid 21871] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21868, si_uid=65534} ---
[pid 21868] <... exit_group resumed>)   = ?
[pid 21871] --- stopped by SIGSTOP ---
[pid 21868] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21871, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21872 attached
, child_tidptr=0x555556efc5d0) = 21872
[pid 21872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21872] setpgid(0, 0)               = 0
[pid 21872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21872] write(3, "1000", 4)         = 4
[pid 21872] close(3)                    = 0
[pid 21872] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21872] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21872] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21872] close(5)                    = 0
[pid 21872] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21875 attached
) = 21875
[pid 21872] tkill(21875, SIGSTOP)       = 0
[pid 21872] exit_group(0)               = ?
[pid 21875] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21872, si_uid=65534} ---
[pid 21872] +++ exited with 0 +++
[pid 21875] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21872, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21876 attached
, child_tidptr=0x555556efc5d0) = 21876
[pid 21876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21876] setpgid(0, 0)               = 0
[pid 21876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21876] write(3, "1000", 4)         = 4
[pid 21876] close(3)                    = 0
[pid 21876] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21876] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.898316][T21868] vhci_hcd vhci_hcd.0: port 0 already used
[  162.930172][T21872] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21876] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21876] close(5)                    = 0
[pid 21876] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21879 attached
) = 21879
[pid 21876] tkill(21879, SIGSTOP)       = 0
[pid 21879] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21876, si_uid=65534} ---
[pid 21876] exit_group(0 <unfinished ...>
[pid 21879] --- stopped by SIGSTOP ---
[pid 21876] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21879, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21876] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21876, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21880 attached
, child_tidptr=0x555556efc5d0) = 21880
[pid 21880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21880] setpgid(0, 0)               = 0
[pid 21880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21880] write(3, "1000", 4)         = 4
[pid 21880] close(3)                    = 0
[pid 21880] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21880] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21880] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21880] close(5)                    = 0
[pid 21880] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21883 attached
) = 21883
[pid 21880] tkill(21883, SIGSTOP)       = 0
[pid 21883] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21880, si_uid=65534} ---
[pid 21880] exit_group(0 <unfinished ...>
[pid 21883] --- stopped by SIGSTOP ---
[pid 21880] <... exit_group resumed>)   = ?
[pid 21880] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21883, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21884 attached
, child_tidptr=0x555556efc5d0) = 21884
[pid 21884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21884] setpgid(0, 0)               = 0
[pid 21884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21884] write(3, "1000", 4)         = 4
[pid 21884] close(3)                    = 0
[pid 21884] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21884] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  162.962427][T21876] vhci_hcd vhci_hcd.0: port 0 already used
[  162.999221][T21880] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21884] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21884] close(5)                    = 0
[pid 21884] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21887 attached
) = 21887
[pid 21884] tkill(21887, SIGSTOP)       = 0
[pid 21887] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21884, si_uid=65534} ---
[pid 21884] exit_group(0 <unfinished ...>
[pid 21887] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21887, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21884] <... exit_group resumed>)   = ?
[pid 21884] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21884, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21888 attached
, child_tidptr=0x555556efc5d0) = 21888
[pid 21888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21888] setpgid(0, 0)               = 0
[pid 21888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21888] write(3, "1000", 4)         = 4
[pid 21888] close(3)                    = 0
[pid 21888] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21888] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.037800][T21884] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21888] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21888] close(5)                    = 0
[pid 21888] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21891 attached
) = 21891
[pid 21888] tkill(21891, SIGSTOP)       = 0
[pid 21891] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21888, si_uid=65534} ---
[pid 21888] exit_group(0 <unfinished ...>
[pid 21891] --- stopped by SIGSTOP ---
[pid 21888] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21891, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21888] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21888, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21892 attached
, child_tidptr=0x555556efc5d0) = 21892
[pid 21892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21892] setpgid(0, 0)               = 0
[pid 21892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21892] write(3, "1000", 4)         = 4
[pid 21892] close(3)                    = 0
[pid 21892] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21892] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21892] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21892] close(5)                    = 0
[pid 21892] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21895 attached
) = 21895
[pid 21892] tkill(21895, SIGSTOP)       = 0
[pid 21892] exit_group(0)               = ?
[pid 21895] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21892, si_uid=65534} ---
[pid 21892] +++ exited with 0 +++
[pid 21895] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21892, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21896 attached
, child_tidptr=0x555556efc5d0) = 21896
[pid 21896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21896] setpgid(0, 0)               = 0
[pid 21896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21896] write(3, "1000", 4)         = 4
[pid 21896] close(3)                    = 0
[pid 21896] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21896] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.080016][T21888] vhci_hcd vhci_hcd.0: port 0 already used
[  163.114934][T21892] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21896] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21896] close(5)                    = 0
[pid 21896] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21899 attached
) = 21899
[pid 21896] tkill(21899, SIGSTOP)       = 0
[pid 21896] exit_group(0 <unfinished ...>
[pid 21899] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21896, si_uid=65534} ---
[pid 21896] <... exit_group resumed>)   = ?
[pid 21899] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21899, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21896] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21896, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21900 attached
, child_tidptr=0x555556efc5d0) = 21900
[pid 21900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21900] setpgid(0, 0)               = 0
[pid 21900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21900] write(3, "1000", 4)         = 4
[pid 21900] close(3)                    = 0
[pid 21900] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21900] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21900] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21900] close(5)                    = 0
[pid 21900] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21903 attached
) = 21903
[  163.153822][T21896] vhci_hcd vhci_hcd.0: port 0 already used
[  163.189189][T21900] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21900] tkill(21903, SIGSTOP)       = 0
[pid 21900] exit_group(0 <unfinished ...>
[pid 21903] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21900, si_uid=65534} ---
[pid 21900] <... exit_group resumed>)   = ?
[pid 21903] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21903, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21900] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21900, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21904 attached
, child_tidptr=0x555556efc5d0) = 21904
[pid 21904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21904] setpgid(0, 0)               = 0
[pid 21904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21904] write(3, "1000", 4)         = 4
[pid 21904] close(3)                    = 0
[pid 21904] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21904] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21904] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21904] close(5)                    = 0
[pid 21904] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21907 attached
) = 21907
[pid 21904] tkill(21907, SIGSTOP)       = 0
[pid 21907] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21904, si_uid=65534} ---
[pid 21904] exit_group(0 <unfinished ...>
[pid 21907] --- stopped by SIGSTOP ---
[pid 21904] <... exit_group resumed>)   = ?
[pid 21904] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21907, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21908 attached
, child_tidptr=0x555556efc5d0) = 21908
[pid 21908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21908] setpgid(0, 0)               = 0
[pid 21908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21908] write(3, "1000", 4)         = 4
[pid 21908] close(3)                    = 0
[pid 21908] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21908] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21908] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21908] close(5)                    = 0
[pid 21908] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21911 attached
) = 21911
[pid 21908] tkill(21911, SIGSTOP)       = 0
[pid 21911] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21908, si_uid=65534} ---
[pid 21908] exit_group(0 <unfinished ...>
[pid 21911] --- stopped by SIGSTOP ---
[pid 21908] <... exit_group resumed>)   = ?
[pid 21908] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21911, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21912 attached
, child_tidptr=0x555556efc5d0) = 21912
[pid 21912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21912] setpgid(0, 0)               = 0
[pid 21912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21912] write(3, "1000", 4)         = 4
[pid 21912] close(3)                    = 0
[pid 21912] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21912] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.222572][T21904] vhci_hcd vhci_hcd.0: port 0 already used
[  163.259349][T21908] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21912] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21912] close(5)                    = 0
[pid 21912] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21915 attached
) = 21915
[pid 21912] tkill(21915, SIGSTOP)       = 0
[pid 21915] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21912, si_uid=65534} ---
[pid 21912] exit_group(0 <unfinished ...>
[pid 21915] --- stopped by SIGSTOP ---
[pid 21912] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21915, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21912] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21912, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21916 attached
, child_tidptr=0x555556efc5d0) = 21916
[pid 21916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21916] setpgid(0, 0)               = 0
[pid 21916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21916] write(3, "1000", 4)         = 4
[pid 21916] close(3)                    = 0
[pid 21916] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21916] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21916] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21916] close(5)                    = 0
[pid 21916] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21919 attached
) = 21919
[pid 21916] tkill(21919, SIGSTOP)       = 0
[pid 21919] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21916, si_uid=65534} ---
[pid 21916] exit_group(0 <unfinished ...>
[pid 21919] --- stopped by SIGSTOP ---
[pid 21916] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21919, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 21916] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21916, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21920 attached
, child_tidptr=0x555556efc5d0) = 21920
[pid 21920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21920] setpgid(0, 0)               = 0
[pid 21920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21920] write(3, "1000", 4)         = 4
[pid 21920] close(3)                    = 0
[pid 21920] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21920] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.295588][T21912] vhci_hcd vhci_hcd.0: port 0 already used
[  163.329953][T21916] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21920] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21920] close(5)                    = 0
[pid 21920] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21923 attached
) = 21923
[pid 21920] tkill(21923, SIGSTOP)       = 0
[pid 21923] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21920, si_uid=65534} ---
[pid 21920] exit_group(0 <unfinished ...>
[pid 21923] --- stopped by SIGSTOP ---
[pid 21920] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21923, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21920] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21920, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21924 attached
, child_tidptr=0x555556efc5d0) = 21924
[pid 21924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21924] setpgid(0, 0)               = 0
[pid 21924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21924] write(3, "1000", 4)         = 4
[pid 21924] close(3)                    = 0
[pid 21924] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21924] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21924] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21924] close(5)                    = 0
[pid 21924] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21927 attached
) = 21927
[pid 21924] tkill(21927, SIGSTOP)       = 0
[pid 21924] exit_group(0 <unfinished ...>
[pid 21927] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21924, si_uid=65534} ---
[pid 21924] <... exit_group resumed>)   = ?
[pid 21927] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21927, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21924] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21924, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21928 attached
, child_tidptr=0x555556efc5d0) = 21928
[pid 21928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21928] setpgid(0, 0)               = 0
[pid 21928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21928] write(3, "1000", 4)         = 4
[pid 21928] close(3)                    = 0
[pid 21928] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21928] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.365201][T21920] vhci_hcd vhci_hcd.0: port 0 already used
[  163.402444][T21924] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21928] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21928] close(5)                    = 0
[pid 21928] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21931 attached
) = 21931
[pid 21928] tkill(21931, SIGSTOP)       = 0
[pid 21931] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21928, si_uid=65534} ---
[pid 21928] exit_group(0 <unfinished ...>
[pid 21931] --- stopped by SIGSTOP ---
[pid 21928] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21931, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21928] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21928, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21932 attached
, child_tidptr=0x555556efc5d0) = 21932
[pid 21932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21932] setpgid(0, 0)               = 0
[pid 21932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21932] write(3, "1000", 4)         = 4
[pid 21932] close(3)                    = 0
[pid 21932] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21932] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21932] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21932] close(5)                    = 0
[pid 21932] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21935 attached
) = 21935
[pid 21932] tkill(21935, SIGSTOP)       = 0
[pid 21935] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21932, si_uid=65534} ---
[pid 21932] exit_group(0 <unfinished ...>
[pid 21935] --- stopped by SIGSTOP ---
[pid 21932] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21935, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21932] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21932, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21936 attached
, child_tidptr=0x555556efc5d0) = 21936
[pid 21936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21936] setpgid(0, 0)               = 0
[pid 21936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21936] write(3, "1000", 4)         = 4
[pid 21936] close(3)                    = 0
[pid 21936] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21936] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.437913][T21928] vhci_hcd vhci_hcd.0: port 0 already used
[  163.472273][T21932] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21936] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21936] close(5)                    = 0
[pid 21936] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21939 attached
) = 21939
[pid 21936] tkill(21939, SIGSTOP)       = 0
[pid 21939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21936, si_uid=65534} ---
[pid 21936] exit_group(0 <unfinished ...>
[pid 21939] --- stopped by SIGSTOP ---
[pid 21936] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21939, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21936] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21936, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21940 attached
, child_tidptr=0x555556efc5d0) = 21940
[pid 21940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21940] setpgid(0, 0)               = 0
[pid 21940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21940] write(3, "1000", 4)         = 4
[pid 21940] close(3)                    = 0
[pid 21940] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21940] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21940] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21940] close(5)                    = 0
[pid 21940] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21943 attached
) = 21943
[pid 21940] tkill(21943, SIGSTOP)       = 0
[pid 21940] exit_group(0 <unfinished ...>
[pid 21943] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21940, si_uid=65534} ---
[pid 21940] <... exit_group resumed>)   = ?
[pid 21943] --- stopped by SIGSTOP ---
[pid 21940] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21943, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21944 attached
, child_tidptr=0x555556efc5d0) = 21944
[pid 21944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21944] setpgid(0, 0)               = 0
[pid 21944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21944] write(3, "1000", 4)         = 4
[pid 21944] close(3)                    = 0
[pid 21944] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21944] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.506135][T21936] vhci_hcd vhci_hcd.0: port 0 already used
[  163.540471][T21940] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21944] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21944] close(5)                    = 0
[pid 21944] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21947 attached
) = 21947
[pid 21944] tkill(21947, SIGSTOP)       = 0
[pid 21944] exit_group(0 <unfinished ...>
[pid 21947] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21944, si_uid=65534} ---
[pid 21944] <... exit_group resumed>)   = ?
[pid 21947] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21947, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21944] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21944, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21948 attached
, child_tidptr=0x555556efc5d0) = 21948
[pid 21948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21948] setpgid(0, 0)               = 0
[pid 21948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21948] write(3, "1000", 4)         = 4
[pid 21948] close(3)                    = 0
[pid 21948] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21948] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21948] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21948] close(5)                    = 0
[pid 21948] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21951 attached
) = 21951
[pid 21948] tkill(21951, SIGSTOP)       = 0
[pid 21951] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21948, si_uid=65534} ---
[pid 21948] exit_group(0 <unfinished ...>
[pid 21951] --- stopped by SIGSTOP ---
[pid 21948] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21951, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21948] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21948, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21952 attached
, child_tidptr=0x555556efc5d0) = 21952
[pid 21952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21952] setpgid(0, 0)               = 0
[pid 21952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21952] write(3, "1000", 4)         = 4
[pid 21952] close(3)                    = 0
[pid 21952] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21952] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.575869][T21944] vhci_hcd vhci_hcd.0: port 0 already used
[  163.613809][T21948] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21952] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21952] close(5)                    = 0
[pid 21952] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21955 attached
) = 21955
[pid 21952] tkill(21955, SIGSTOP)       = 0
[pid 21955] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21952, si_uid=65534} ---
[pid 21952] exit_group(0 <unfinished ...>
[pid 21955] --- stopped by SIGSTOP ---
[pid 21952] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21955, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21952] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21952, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21956 attached
, child_tidptr=0x555556efc5d0) = 21956
[pid 21956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21956] setpgid(0, 0)               = 0
[pid 21956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21956] write(3, "1000", 4)         = 4
[pid 21956] close(3)                    = 0
[pid 21956] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21956] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21956] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21956] close(5)                    = 0
[pid 21956] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21959 attached
) = 21959
[pid 21956] tkill(21959, SIGSTOP)       = 0
[pid 21959] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21956, si_uid=65534} ---
[pid 21956] exit_group(0 <unfinished ...>
[pid 21959] --- stopped by SIGSTOP ---
[pid 21956] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21959, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 21956] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21956, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21960 attached
, child_tidptr=0x555556efc5d0) = 21960
[pid 21960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21960] setpgid(0, 0)               = 0
[pid 21960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21960] write(3, "1000", 4)         = 4
[pid 21960] close(3)                    = 0
[pid 21960] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21960] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.651869][T21952] vhci_hcd vhci_hcd.0: port 0 already used
[  163.688302][T21956] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21960] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21960] close(5)                    = 0
[pid 21960] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21963 attached
) = 21963
[pid 21960] tkill(21963, SIGSTOP)       = 0
[pid 21960] exit_group(0 <unfinished ...>
[pid 21963] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21960, si_uid=65534} ---
[pid 21960] <... exit_group resumed>)   = ?
[pid 21963] --- stopped by SIGSTOP ---
[pid 21960] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21963, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21964 attached
, child_tidptr=0x555556efc5d0) = 21964
[pid 21964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21964] setpgid(0, 0)               = 0
[pid 21964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21964] write(3, "1000", 4)         = 4
[pid 21964] close(3)                    = 0
[pid 21964] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21964] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21964] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21964] close(5)                    = 0
[pid 21964] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21967 attached
) = 21967
[pid 21964] tkill(21967, SIGSTOP)       = 0
[pid 21964] exit_group(0 <unfinished ...>
[pid 21967] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21964, si_uid=65534} ---
[pid 21964] <... exit_group resumed>)   = ?
[pid 21967] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21967, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21964] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21964, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21968 attached
, child_tidptr=0x555556efc5d0) = 21968
[pid 21968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21968] setpgid(0, 0)               = 0
[pid 21968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21968] write(3, "1000", 4)         = 4
[pid 21968] close(3)                    = 0
[pid 21968] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21968] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.721549][T21960] vhci_hcd vhci_hcd.0: port 0 already used
[  163.756180][T21964] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21968] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21968] close(5)                    = 0
[pid 21968] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21971 attached
) = 21971
[pid 21968] tkill(21971, SIGSTOP)       = 0
[pid 21968] exit_group(0 <unfinished ...>
[pid 21971] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21968, si_uid=65534} ---
[pid 21968] <... exit_group resumed>)   = ?
[pid 21971] --- stopped by SIGSTOP ---
[pid 21968] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21971, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21972 attached
, child_tidptr=0x555556efc5d0) = 21972
[pid 21972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21972] setpgid(0, 0)               = 0
[pid 21972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21972] write(3, "1000", 4)         = 4
[pid 21972] close(3)                    = 0
[pid 21972] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21972] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21972] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21972] close(5)                    = 0
[pid 21972] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21975 attached
) = 21975
[pid 21972] tkill(21975, SIGSTOP)       = 0
[pid 21975] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21972, si_uid=65534} ---
[pid 21972] exit_group(0 <unfinished ...>
[pid 21975] --- stopped by SIGSTOP ---
[pid 21972] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21975, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21972] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21972, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21976 attached
, child_tidptr=0x555556efc5d0) = 21976
[pid 21976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21976] setpgid(0, 0)               = 0
[pid 21976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21976] write(3, "1000", 4)         = 4
[pid 21976] close(3)                    = 0
[pid 21976] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21976] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.792333][T21968] vhci_hcd vhci_hcd.0: port 0 already used
[  163.828367][T21972] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21976] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21976] close(5)                    = 0
[pid 21976] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21979 attached
) = 21979
[pid 21976] tkill(21979, SIGSTOP)       = 0
[pid 21976] exit_group(0 <unfinished ...>
[pid 21979] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21976, si_uid=65534} ---
[pid 21976] <... exit_group resumed>)   = ?
[pid 21979] --- stopped by SIGSTOP ---
[pid 21976] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21979, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21980 attached
, child_tidptr=0x555556efc5d0) = 21980
[pid 21980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21980] setpgid(0, 0)               = 0
[pid 21980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21980] write(3, "1000", 4)         = 4
[pid 21980] close(3)                    = 0
[pid 21980] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21980] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21980] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21980] close(5)                    = 0
[pid 21980] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21983 attached
) = 21983
[pid 21980] tkill(21983, SIGSTOP)       = 0
[pid 21983] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21980, si_uid=65534} ---
[pid 21980] exit_group(0)               = ?
[pid 21983] --- stopped by SIGSTOP ---
[pid 21980] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21983, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21984 attached
, child_tidptr=0x555556efc5d0) = 21984
[pid 21984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21984] setpgid(0, 0)               = 0
[pid 21984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21984] write(3, "1000", 4)         = 4
[pid 21984] close(3)                    = 0
[pid 21984] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21984] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.862866][T21976] vhci_hcd vhci_hcd.0: port 0 already used
[  163.900824][T21980] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21984] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21984] close(5)                    = 0
[pid 21984] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21987 attached
) = 21987
[pid 21984] tkill(21987, SIGSTOP)       = 0
[pid 21987] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21984, si_uid=65534} ---
[pid 21984] exit_group(0 <unfinished ...>
[pid 21987] --- stopped by SIGSTOP ---
[pid 21984] <... exit_group resumed>)   = ?
[pid 21984] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21987, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21988 attached
, child_tidptr=0x555556efc5d0) = 21988
[pid 21988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21988] setpgid(0, 0)               = 0
[pid 21988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21988] write(3, "1000", 4)         = 4
[pid 21988] close(3)                    = 0
[pid 21988] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21988] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21988] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21988] close(5)                    = 0
[pid 21988] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21991 attached
) = 21991
[pid 21988] tkill(21991, SIGSTOP)       = 0
[pid 21991] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21988, si_uid=65534} ---
[pid 21988] exit_group(0 <unfinished ...>
[pid 21991] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21991, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21988] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 21988] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21988, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21992 attached
, child_tidptr=0x555556efc5d0) = 21992
[pid 21992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21992] setpgid(0, 0)               = 0
[pid 21992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21992] write(3, "1000", 4)         = 4
[pid 21992] close(3)                    = 0
[pid 21992] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21992] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  163.938285][T21984] vhci_hcd vhci_hcd.0: port 0 already used
[  163.973563][T21988] vhci_hcd vhci_hcd.0: port 0 already used
[pid 21992] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21992] close(5)                    = 0
[pid 21992] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21995 attached
) = 21995
[pid 21992] tkill(21995, SIGSTOP)       = 0
[pid 21992] exit_group(0 <unfinished ...>
[pid 21995] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21992, si_uid=65534} ---
[pid 21992] <... exit_group resumed>)   = ?
[pid 21995] --- stopped by SIGSTOP ---
[pid 21992] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21995, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21996 attached
, child_tidptr=0x555556efc5d0) = 21996
[pid 21996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 21996] setpgid(0, 0)               = 0
[pid 21996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 21996] write(3, "1000", 4)         = 4
[pid 21996] close(3)                    = 0
[pid 21996] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 21996] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 21996] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 21996] close(5)                    = 0
[pid 21996] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 21999 attached
) = 21999
[pid 21996] tkill(21999, SIGSTOP)       = 0
[pid 21996] exit_group(0 <unfinished ...>
[pid 21999] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=21996, si_uid=65534} ---
[pid 21996] <... exit_group resumed>)   = ?
[pid 21999] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=21999, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 21996] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21996, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22000 attached
, child_tidptr=0x555556efc5d0) = 22000
[pid 22000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22000] setpgid(0, 0)               = 0
[pid 22000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22000] write(3, "1000", 4)         = 4
[pid 22000] close(3)                    = 0
[pid 22000] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22000] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.010456][T21992] vhci_hcd vhci_hcd.0: port 0 already used
[  164.045919][T21996] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22000] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22000] close(5)                    = 0
[pid 22000] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22003 attached
) = 22003
[pid 22000] tkill(22003, SIGSTOP)       = 0
[pid 22003] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22000, si_uid=65534} ---
[pid 22000] exit_group(0)               = ?
[pid 22003] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22003, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22000] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22000, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22004 attached
, child_tidptr=0x555556efc5d0) = 22004
[pid 22004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22004] setpgid(0, 0)               = 0
[pid 22004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22004] write(3, "1000", 4)         = 4
[pid 22004] close(3)                    = 0
[pid 22004] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22004] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22004] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22004] close(5)                    = 0
[pid 22004] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22007 attached
) = 22007
[pid 22004] tkill(22007, SIGSTOP)       = 0
[pid 22004] exit_group(0 <unfinished ...>
[pid 22007] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22004, si_uid=65534} ---
[pid 22004] <... exit_group resumed>)   = ?
[pid 22007] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22007, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22004] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22004, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22008 attached
, child_tidptr=0x555556efc5d0) = 22008
[pid 22008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22008] setpgid(0, 0)               = 0
[pid 22008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22008] write(3, "1000", 4)         = 4
[pid 22008] close(3)                    = 0
[pid 22008] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22008] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.083232][T22000] vhci_hcd vhci_hcd.0: port 0 already used
[  164.120900][T22004] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22008] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22008] close(5)                    = 0
[pid 22008] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22011 attached
) = 22011
[pid 22008] tkill(22011, SIGSTOP)       = 0
[pid 22008] exit_group(0 <unfinished ...>
[pid 22011] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22008, si_uid=65534} ---
[pid 22008] <... exit_group resumed>)   = ?
[pid 22011] --- stopped by SIGSTOP ---
[pid 22008] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22011, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22012 attached
, child_tidptr=0x555556efc5d0) = 22012
[pid 22012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22012] setpgid(0, 0)               = 0
[pid 22012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22012] write(3, "1000", 4)         = 4
[pid 22012] close(3)                    = 0
[pid 22012] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22012] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.157437][T22008] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22012] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22012] close(5)                    = 0
[pid 22012] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22015 attached
) = 22015
[pid 22012] tkill(22015, SIGSTOP)       = 0
[pid 22015] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22012, si_uid=65534} ---
[pid 22012] exit_group(0 <unfinished ...>
[pid 22015] --- stopped by SIGSTOP ---
[pid 22012] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22015, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22012] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22012, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22016 attached
, child_tidptr=0x555556efc5d0) = 22016
[pid 22016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22016] setpgid(0, 0)               = 0
[pid 22016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22016] write(3, "1000", 4)         = 4
[pid 22016] close(3)                    = 0
[pid 22016] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22016] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22016] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22016] close(5)                    = 0
[pid 22016] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22019 attached
) = 22019
[pid 22016] tkill(22019, SIGSTOP)       = 0
[pid 22019] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22016, si_uid=65534} ---
[pid 22016] exit_group(0 <unfinished ...>
[pid 22019] --- stopped by SIGSTOP ---
[pid 22016] <... exit_group resumed>)   = ?
[pid 22016] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22019, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22020 attached
, child_tidptr=0x555556efc5d0) = 22020
[pid 22020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22020] setpgid(0, 0)               = 0
[pid 22020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22020] write(3, "1000", 4)         = 4
[pid 22020] close(3)                    = 0
[pid 22020] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22020] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.198390][T22012] vhci_hcd vhci_hcd.0: port 0 already used
[  164.235142][T22016] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22020] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22020] close(5)                    = 0
[pid 22020] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22023 attached
) = 22023
[pid 22020] tkill(22023, SIGSTOP)       = 0
[pid 22023] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22020, si_uid=65534} ---
[pid 22020] exit_group(0 <unfinished ...>
[pid 22023] --- stopped by SIGSTOP ---
[pid 22020] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22023, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22020] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22020, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22024 attached
, child_tidptr=0x555556efc5d0) = 22024
[pid 22024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22024] setpgid(0, 0)               = 0
[pid 22024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22024] write(3, "1000", 4)         = 4
[pid 22024] close(3)                    = 0
[pid 22024] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22024] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22024] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22024] close(5)                    = 0
[pid 22024] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22027 attached
) = 22027
[pid 22024] tkill(22027, SIGSTOP)       = 0
[pid 22024] exit_group(0 <unfinished ...>
[pid 22027] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22024, si_uid=65534} ---
[pid 22024] <... exit_group resumed>)   = ?
[pid 22024] +++ exited with 0 +++
[pid 22027] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22024, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22028 attached
, child_tidptr=0x555556efc5d0) = 22028
[pid 22028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22028] setpgid(0, 0)               = 0
[pid 22028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22028] write(3, "1000", 4)         = 4
[pid 22028] close(3)                    = 0
[pid 22028] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22028] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.273924][T22020] vhci_hcd vhci_hcd.0: port 0 already used
[  164.307149][T22024] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22028] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22028] close(5)                    = 0
[pid 22028] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22031 attached
) = 22031
[pid 22028] tkill(22031, SIGSTOP)       = 0
[pid 22031] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22028, si_uid=65534} ---
[pid 22028] exit_group(0 <unfinished ...>
[pid 22031] --- stopped by SIGSTOP ---
[pid 22028] <... exit_group resumed>)   = ?
[pid 22028] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22031, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22032 attached
, child_tidptr=0x555556efc5d0) = 22032
[pid 22032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22032] setpgid(0, 0)               = 0
[pid 22032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22032] write(3, "1000", 4)         = 4
[pid 22032] close(3)                    = 0
[pid 22032] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22032] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22032] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22032] close(5)                    = 0
[pid 22032] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22035 attached
) = 22035
[pid 22032] tkill(22035, SIGSTOP)       = 0
[pid 22035] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22032, si_uid=65534} ---
[pid 22032] exit_group(0)               = ?
[pid 22035] --- stopped by SIGSTOP ---
[pid 22032] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22035, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22036 attached
, child_tidptr=0x555556efc5d0) = 22036
[pid 22036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22036] setpgid(0, 0)               = 0
[pid 22036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[  164.343173][T22028] vhci_hcd vhci_hcd.0: port 0 already used
[  164.382966][T22032] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22036] write(3, "1000", 4)         = 4
[pid 22036] close(3)                    = 0
[pid 22036] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22036] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22036] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22036] close(5)                    = 0
[pid 22036] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22039 attached
) = 22039
[pid 22036] tkill(22039, SIGSTOP)       = 0
[pid 22039] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22036, si_uid=65534} ---
[pid 22036] exit_group(0 <unfinished ...>
[pid 22039] --- stopped by SIGSTOP ---
[pid 22036] <... exit_group resumed>)   = ?
[pid 22036] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22039, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22040 attached
, child_tidptr=0x555556efc5d0) = 22040
[pid 22040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22040] setpgid(0, 0)               = 0
[pid 22040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22040] write(3, "1000", 4)         = 4
[pid 22040] close(3)                    = 0
[pid 22040] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22040] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22040] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22040] close(5)                    = 0
[pid 22040] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22043 attached
) = 22043
[pid 22040] tkill(22043, SIGSTOP)       = 0
[pid 22040] exit_group(0 <unfinished ...>
[pid 22043] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22040, si_uid=65534} ---
[pid 22040] <... exit_group resumed>)   = ?
[pid 22043] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22043, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22040] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22040, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22044 attached
, child_tidptr=0x555556efc5d0) = 22044
[pid 22044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22044] setpgid(0, 0)               = 0
[pid 22044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22044] write(3, "1000", 4)         = 4
[pid 22044] close(3)                    = 0
[pid 22044] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22044] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.433007][T22036] vhci_hcd vhci_hcd.0: port 0 already used
[  164.471318][T22040] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22044] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22044] close(5)                    = 0
[pid 22044] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22047 attached
) = 22047
[pid 22044] tkill(22047, SIGSTOP)       = 0
[pid 22044] exit_group(0 <unfinished ...>
[pid 22047] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22044, si_uid=65534} ---
[pid 22044] <... exit_group resumed>)   = ?
[pid 22047] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22047, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22044] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22044, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22048 attached
, child_tidptr=0x555556efc5d0) = 22048
[pid 22048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22048] setpgid(0, 0)               = 0
[pid 22048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22048] write(3, "1000", 4)         = 4
[pid 22048] close(3)                    = 0
[pid 22048] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22048] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22048] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22048] close(5)                    = 0
[pid 22048] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22051 attached
) = 22051
[pid 22048] tkill(22051, SIGSTOP)       = 0
[pid 22048] exit_group(0 <unfinished ...>
[pid 22051] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22048, si_uid=65534} ---
[pid 22048] <... exit_group resumed>)   = ?
[pid 22051] --- stopped by SIGSTOP ---
[pid 22048] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22051, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22052 attached
, child_tidptr=0x555556efc5d0) = 22052
[pid 22052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22052] setpgid(0, 0)               = 0
[pid 22052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22052] write(3, "1000", 4)         = 4
[pid 22052] close(3)                    = 0
[pid 22052] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22052] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.508198][T22044] vhci_hcd vhci_hcd.0: port 0 already used
[  164.544405][T22048] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22052] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22052] close(5)                    = 0
[pid 22052] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22055 attached
) = 22055
[pid 22052] tkill(22055, SIGSTOP)       = 0
[pid 22052] exit_group(0 <unfinished ...>
[pid 22055] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22052, si_uid=65534} ---
[pid 22052] <... exit_group resumed>)   = ?
[pid 22055] --- stopped by SIGSTOP ---
[pid 22052] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22055, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22056 attached
, child_tidptr=0x555556efc5d0) = 22056
[pid 22056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22056] setpgid(0, 0)               = 0
[pid 22056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22056] write(3, "1000", 4)         = 4
[pid 22056] close(3)                    = 0
[pid 22056] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22056] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22056] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22056] close(5)                    = 0
[pid 22056] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22059 attached
) = 22059
[pid 22056] tkill(22059, SIGSTOP)       = 0
[pid 22059] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22056, si_uid=65534} ---
[pid 22056] exit_group(0 <unfinished ...>
[pid 22059] --- stopped by SIGSTOP ---
[pid 22056] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22059, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22056] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22056, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22060 attached
, child_tidptr=0x555556efc5d0) = 22060
[pid 22060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22060] setpgid(0, 0)               = 0
[pid 22060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22060] write(3, "1000", 4)         = 4
[pid 22060] close(3)                    = 0
[pid 22060] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22060] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.579319][T22052] vhci_hcd vhci_hcd.0: port 0 already used
[  164.615760][T22056] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22060] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22060] close(5)                    = 0
[pid 22060] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22063 attached
) = 22063
[pid 22060] tkill(22063, SIGSTOP)       = 0
[pid 22063] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22060, si_uid=65534} ---
[pid 22060] exit_group(0 <unfinished ...>
[pid 22063] --- stopped by SIGSTOP ---
[pid 22060] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22063, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22060] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22060, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22064 attached
, child_tidptr=0x555556efc5d0) = 22064
[pid 22064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22064] setpgid(0, 0)               = 0
[pid 22064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22064] write(3, "1000", 4)         = 4
[pid 22064] close(3)                    = 0
[pid 22064] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22064] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.652607][T22060] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22064] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22064] close(5)                    = 0
[pid 22064] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22067 attached
) = 22067
[pid 22064] tkill(22067, SIGSTOP)       = 0
[pid 22067] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22064, si_uid=65534} ---
[pid 22064] exit_group(0 <unfinished ...>
[pid 22067] --- stopped by SIGSTOP ---
[pid 22064] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22067, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22064] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22064, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22068 attached
, child_tidptr=0x555556efc5d0) = 22068
[pid 22068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22068] setpgid(0, 0)               = 0
[pid 22068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22068] write(3, "1000", 4)         = 4
[pid 22068] close(3)                    = 0
[pid 22068] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22068] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22068] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22068] close(5)                    = 0
[pid 22068] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22071 attached
) = 22071
[pid 22068] tkill(22071, SIGSTOP)       = 0
[pid 22068] exit_group(0 <unfinished ...>
[pid 22071] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22068, si_uid=65534} ---
[pid 22068] <... exit_group resumed>)   = ?
[pid 22071] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22071, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22068] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22068, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22072 attached
, child_tidptr=0x555556efc5d0) = 22072
[pid 22072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22072] setpgid(0, 0)               = 0
[pid 22072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22072] write(3, "1000", 4)         = 4
[pid 22072] close(3)                    = 0
[pid 22072] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22072] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.693295][T22064] vhci_hcd vhci_hcd.0: port 0 already used
[  164.732670][T22068] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22072] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22072] close(5)                    = 0
[pid 22072] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22075 attached
) = 22075
[pid 22072] tkill(22075, SIGSTOP)       = 0
[pid 22075] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22072, si_uid=65534} ---
[pid 22072] exit_group(0 <unfinished ...>
[pid 22075] --- stopped by SIGSTOP ---
[pid 22072] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22075, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22072] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22072, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22076 attached
, child_tidptr=0x555556efc5d0) = 22076
[pid 22076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22076] setpgid(0, 0)               = 0
[pid 22076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22076] write(3, "1000", 4)         = 4
[pid 22076] close(3)                    = 0
[pid 22076] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22076] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22076] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22076] close(5)                    = 0
[pid 22076] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22079 attached
) = 22079
[pid 22076] tkill(22079, SIGSTOP)       = 0
[pid 22079] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22076, si_uid=65534} ---
[pid 22076] exit_group(0 <unfinished ...>
[pid 22079] --- stopped by SIGSTOP ---
[pid 22076] <... exit_group resumed>)   = ?
[pid 22076] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22079, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22080 attached
, child_tidptr=0x555556efc5d0) = 22080
[pid 22080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22080] setpgid(0, 0)               = 0
[pid 22080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22080] write(3, "1000", 4)         = 4
[pid 22080] close(3)                    = 0
[pid 22080] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22080] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.769331][T22072] vhci_hcd vhci_hcd.0: port 0 already used
[  164.804379][T22076] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22080] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22080] close(5)                    = 0
[pid 22080] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22083 attached
) = 22083
[pid 22080] tkill(22083, SIGSTOP)       = 0
[pid 22083] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22080, si_uid=65534} ---
[pid 22080] exit_group(0 <unfinished ...>
[pid 22083] --- stopped by SIGSTOP ---
[pid 22080] <... exit_group resumed>)   = ?
[pid 22080] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22083, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22084 attached
, child_tidptr=0x555556efc5d0) = 22084
[pid 22084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22084] setpgid(0, 0)               = 0
[pid 22084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22084] write(3, "1000", 4)         = 4
[pid 22084] close(3)                    = 0
[pid 22084] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22084] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22084] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22084] close(5)                    = 0
[pid 22084] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22087 attached
) = 22087
[pid 22084] tkill(22087, SIGSTOP)       = 0
[pid 22087] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22084, si_uid=65534} ---
[pid 22084] exit_group(0 <unfinished ...>
[pid 22087] --- stopped by SIGSTOP ---
[pid 22084] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22087, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22084] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22084, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22088 attached
, child_tidptr=0x555556efc5d0) = 22088
[pid 22088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22088] setpgid(0, 0)               = 0
[pid 22088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22088] write(3, "1000", 4)         = 4
[pid 22088] close(3)                    = 0
[pid 22088] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22088] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.842292][T22080] vhci_hcd vhci_hcd.0: port 0 already used
[  164.879530][T22084] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22088] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22088] close(5)                    = 0
[pid 22088] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22091 attached
) = 22091
[pid 22088] tkill(22091, SIGSTOP)       = 0
[pid 22091] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22088, si_uid=65534} ---
[pid 22088] exit_group(0 <unfinished ...>
[pid 22091] --- stopped by SIGSTOP ---
[pid 22088] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22091, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22088] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22088, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22092 attached
, child_tidptr=0x555556efc5d0) = 22092
[pid 22092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22092] setpgid(0, 0)               = 0
[pid 22092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22092] write(3, "1000", 4)         = 4
[pid 22092] close(3)                    = 0
[pid 22092] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22092] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22092] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22092] close(5)                    = 0
[pid 22092] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22095 attached
) = 22095
[pid 22092] tkill(22095, SIGSTOP)       = 0
[pid 22095] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22092, si_uid=65534} ---
[pid 22092] exit_group(0 <unfinished ...>
[pid 22095] --- stopped by SIGSTOP ---
[pid 22092] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22095, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22092] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22092, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22096 attached
, child_tidptr=0x555556efc5d0) = 22096
[pid 22096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22096] setpgid(0, 0)               = 0
[pid 22096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22096] write(3, "1000", 4)         = 4
[pid 22096] close(3)                    = 0
[pid 22096] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22096] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.917569][T22088] vhci_hcd vhci_hcd.0: port 0 already used
[  164.954228][T22092] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22096] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22096] close(5)                    = 0
[pid 22096] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22099 attached
) = 22099
[pid 22096] tkill(22099, SIGSTOP)       = 0
[pid 22096] exit_group(0 <unfinished ...>
[pid 22099] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22096, si_uid=65534} ---
[pid 22096] <... exit_group resumed>)   = ?
[pid 22099] --- stopped by SIGSTOP ---
[pid 22096] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22099, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22100 attached
, child_tidptr=0x555556efc5d0) = 22100
[pid 22100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22100] setpgid(0, 0)               = 0
[pid 22100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22100] write(3, "1000", 4)         = 4
[pid 22100] close(3)                    = 0
[pid 22100] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22100] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22100] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22100] close(5)                    = 0
[pid 22100] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22103 attached
) = 22103
[pid 22100] tkill(22103, SIGSTOP)       = 0
[pid 22100] exit_group(0 <unfinished ...>
[pid 22103] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22100, si_uid=65534} ---
[pid 22100] <... exit_group resumed>)   = ?
[pid 22103] --- stopped by SIGSTOP ---
[pid 22100] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22103, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22104 attached
, child_tidptr=0x555556efc5d0) = 22104
[pid 22104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22104] setpgid(0, 0)               = 0
[pid 22104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22104] write(3, "1000", 4)         = 4
[pid 22104] close(3)                    = 0
[pid 22104] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22104] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  164.992314][T22096] vhci_hcd vhci_hcd.0: port 0 already used
[  165.028532][T22100] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22104] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22104] close(5)                    = 0
[pid 22104] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22107 attached
) = 22107
[pid 22104] tkill(22107, SIGSTOP)       = 0
[pid 22104] exit_group(0)               = ?
[pid 22107] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22104, si_uid=65534} ---
[pid 22104] +++ exited with 0 +++
[pid 22107] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22104, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22108 attached
, child_tidptr=0x555556efc5d0) = 22108
[pid 22108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22108] setpgid(0, 0)               = 0
[pid 22108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22108] write(3, "1000", 4)         = 4
[pid 22108] close(3)                    = 0
[pid 22108] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22108] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22108] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22108] close(5)                    = 0
[pid 22108] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22111 attached
) = 22111
[pid 22108] tkill(22111, SIGSTOP)       = 0
[pid 22111] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22108, si_uid=65534} ---
[pid 22108] exit_group(0 <unfinished ...>
[pid 22111] --- stopped by SIGSTOP ---
[pid 22108] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22111, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22108] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22112 attached
, child_tidptr=0x555556efc5d0) = 22112
[pid 22112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22112] setpgid(0, 0)               = 0
[pid 22112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22112] write(3, "1000", 4)         = 4
[pid 22112] close(3)                    = 0
[pid 22112] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22112] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.064587][T22104] vhci_hcd vhci_hcd.0: port 0 already used
[  165.103218][T22108] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22112] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22112] close(5)                    = 0
[pid 22112] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22115 attached
) = 22115
[pid 22112] tkill(22115, SIGSTOP)       = 0
[pid 22115] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22112, si_uid=65534} ---
[pid 22112] exit_group(0 <unfinished ...>
[pid 22115] --- stopped by SIGSTOP ---
[pid 22112] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22115, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22112] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22112, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22116 attached
, child_tidptr=0x555556efc5d0) = 22116
[pid 22116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22116] setpgid(0, 0)               = 0
[pid 22116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22116] write(3, "1000", 4)         = 4
[pid 22116] close(3)                    = 0
[pid 22116] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22116] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22116] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22116] close(5)                    = 0
[pid 22116] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22119 attached
) = 22119
[pid 22116] tkill(22119, SIGSTOP)       = 0
[pid 22119] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22116, si_uid=65534} ---
[pid 22116] exit_group(0 <unfinished ...>
[pid 22119] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22119, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22116] <... exit_group resumed>)   = ?
[pid 22116] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22120 attached
, child_tidptr=0x555556efc5d0) = 22120
[pid 22120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22120] setpgid(0, 0)               = 0
[pid 22120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22120] write(3, "1000", 4)         = 4
[pid 22120] close(3)                    = 0
[pid 22120] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22120] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.143504][T22112] vhci_hcd vhci_hcd.0: port 0 already used
[  165.181487][T22116] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22120] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22120] close(5)                    = 0
[pid 22120] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22123 attached
) = 22123
[pid 22120] tkill(22123, SIGSTOP)       = 0
[pid 22123] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22120, si_uid=65534} ---
[pid 22120] exit_group(0 <unfinished ...>
[pid 22123] --- stopped by SIGSTOP ---
[pid 22120] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22123, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22120] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22120, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22124 attached
, child_tidptr=0x555556efc5d0) = 22124
[pid 22124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22124] setpgid(0, 0)               = 0
[pid 22124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22124] write(3, "1000", 4)         = 4
[pid 22124] close(3)                    = 0
[pid 22124] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22124] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22124] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22124] close(5)                    = 0
[pid 22124] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22127 attached
) = 22127
[pid 22124] tkill(22127, SIGSTOP)       = 0
[pid 22127] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22124, si_uid=65534} ---
[pid 22124] exit_group(0 <unfinished ...>
[pid 22127] --- stopped by SIGSTOP ---
[pid 22124] <... exit_group resumed>)   = ?
[pid 22124] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22127, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22128 attached
, child_tidptr=0x555556efc5d0) = 22128
[pid 22128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22128] setpgid(0, 0)               = 0
[pid 22128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22128] write(3, "1000", 4)         = 4
[pid 22128] close(3)                    = 0
[pid 22128] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22128] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.217304][T22120] vhci_hcd vhci_hcd.0: port 0 already used
[  165.251481][T22124] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22128] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22128] close(5)                    = 0
[pid 22128] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22131 attached
) = 22131
[pid 22128] tkill(22131, SIGSTOP)       = 0
[pid 22131] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22128, si_uid=65534} ---
[pid 22128] exit_group(0 <unfinished ...>
[pid 22131] --- stopped by SIGSTOP ---
[pid 22128] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22131, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22128] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22128, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22132 attached
, child_tidptr=0x555556efc5d0) = 22132
[pid 22132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22132] setpgid(0, 0)               = 0
[pid 22132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22132] write(3, "1000", 4)         = 4
[pid 22132] close(3)                    = 0
[pid 22132] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22132] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22132] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22132] close(5)                    = 0
[pid 22132] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22135 attached
) = 22135
[pid 22132] tkill(22135, SIGSTOP)       = 0
[pid 22135] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22132, si_uid=65534} ---
[pid 22132] exit_group(0 <unfinished ...>
[pid 22135] --- stopped by SIGSTOP ---
[pid 22132] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22135, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22132] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22132, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22136 attached
, child_tidptr=0x555556efc5d0) = 22136
[pid 22136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22136] setpgid(0, 0)               = 0
[pid 22136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22136] write(3, "1000", 4)         = 4
[pid 22136] close(3)                    = 0
[pid 22136] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22136] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.288039][T22128] vhci_hcd vhci_hcd.0: port 0 already used
[  165.322348][T22132] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22136] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22136] close(5)                    = 0
[pid 22136] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22139 attached
) = 22139
[pid 22136] tkill(22139, SIGSTOP)       = 0
[pid 22139] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22136, si_uid=65534} ---
[pid 22136] exit_group(0)               = ?
[pid 22139] --- stopped by SIGSTOP ---
[pid 22136] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22139, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22140 attached
, child_tidptr=0x555556efc5d0) = 22140
[pid 22140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22140] setpgid(0, 0)               = 0
[pid 22140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22140] write(3, "1000", 4)         = 4
[pid 22140] close(3)                    = 0
[pid 22140] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22140] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22140] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22140] close(5)                    = 0
[pid 22140] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22143 attached
) = 22143
[pid 22140] tkill(22143, SIGSTOP)       = 0
[pid 22140] exit_group(0 <unfinished ...>
[pid 22143] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22140, si_uid=65534} ---
[pid 22140] <... exit_group resumed>)   = ?
[pid 22143] --- stopped by SIGSTOP ---
[pid 22140] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22143, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22144 attached
, child_tidptr=0x555556efc5d0) = 22144
[pid 22144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22144] setpgid(0, 0)               = 0
[pid 22144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22144] write(3, "1000", 4)         = 4
[pid 22144] close(3)                    = 0
[pid 22144] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22144] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.357362][T22136] vhci_hcd vhci_hcd.0: port 0 already used
[  165.394475][T22140] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22144] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22144] close(5)                    = 0
[pid 22144] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22147 attached
) = 22147
[pid 22144] tkill(22147, SIGSTOP)       = 0
[pid 22144] exit_group(0)               = ?
[pid 22147] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22144, si_uid=65534} ---
[pid 22144] +++ exited with 0 +++
[pid 22147] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22144, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22148 attached
, child_tidptr=0x555556efc5d0) = 22148
[pid 22148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22148] setpgid(0, 0)               = 0
[pid 22148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22148] write(3, "1000", 4)         = 4
[pid 22148] close(3)                    = 0
[pid 22148] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22148] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22148] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22148] close(5)                    = 0
[pid 22148] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22151 attached
) = 22151
[pid 22148] tkill(22151, SIGSTOP)       = 0
[pid 22151] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22148, si_uid=65534} ---
[pid 22148] exit_group(0 <unfinished ...>
[pid 22151] --- stopped by SIGSTOP ---
[pid 22148] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22151, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22148] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22148, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22152 attached
, child_tidptr=0x555556efc5d0) = 22152
[pid 22152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22152] setpgid(0, 0)               = 0
[pid 22152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22152] write(3, "1000", 4)         = 4
[pid 22152] close(3)                    = 0
[pid 22152] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22152] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.427291][T22144] vhci_hcd vhci_hcd.0: port 0 already used
[  165.463323][T22148] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22152] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22152] close(5)                    = 0
[pid 22152] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22155 attached
) = 22155
[pid 22152] tkill(22155, SIGSTOP)       = 0
[pid 22155] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22152, si_uid=65534} ---
[pid 22152] exit_group(0 <unfinished ...>
[pid 22155] --- stopped by SIGSTOP ---
[pid 22152] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22155, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22152] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22152, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22156 attached
, child_tidptr=0x555556efc5d0) = 22156
[pid 22156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22156] setpgid(0, 0)               = 0
[pid 22156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22156] write(3, "1000", 4)         = 4
[pid 22156] close(3)                    = 0
[pid 22156] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22156] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22156] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22156] close(5)                    = 0
[pid 22156] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22159 attached
) = 22159
[pid 22156] tkill(22159, SIGSTOP)       = 0
[pid 22159] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22156, si_uid=65534} ---
[pid 22156] exit_group(0)               = ?
[pid 22159] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22159, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22156] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22156, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22160 attached
, child_tidptr=0x555556efc5d0) = 22160
[pid 22160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22160] setpgid(0, 0)               = 0
[pid 22160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22160] write(3, "1000", 4)         = 4
[pid 22160] close(3)                    = 0
[pid 22160] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22160] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.499538][T22152] vhci_hcd vhci_hcd.0: port 0 already used
[  165.536778][T22156] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22160] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22160] close(5)                    = 0
[pid 22160] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22163 attached
) = 22163
[pid 22160] tkill(22163, SIGSTOP)       = 0
[pid 22160] exit_group(0 <unfinished ...>
[pid 22163] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22160, si_uid=65534} ---
[pid 22160] <... exit_group resumed>)   = ?
[pid 22163] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22163, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22160] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22160, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22164 attached
, child_tidptr=0x555556efc5d0) = 22164
[pid 22164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22164] setpgid(0, 0)               = 0
[pid 22164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22164] write(3, "1000", 4)         = 4
[pid 22164] close(3)                    = 0
[pid 22164] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22164] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22164] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22164] close(5)                    = 0
[pid 22164] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22167 attached
) = 22167
[pid 22164] tkill(22167, SIGSTOP)       = 0
[pid 22164] exit_group(0 <unfinished ...>
[pid 22167] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22164, si_uid=65534} ---
[pid 22164] <... exit_group resumed>)   = ?
[pid 22164] +++ exited with 0 +++
[pid 22167] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22164, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22168 attached
, child_tidptr=0x555556efc5d0) = 22168
[pid 22168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22168] setpgid(0, 0)               = 0
[pid 22168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22168] write(3, "1000", 4)         = 4
[pid 22168] close(3)                    = 0
[pid 22168] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22168] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.575691][T22160] vhci_hcd vhci_hcd.0: port 0 already used
[  165.614666][T22164] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22168] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22168] close(5)                    = 0
[pid 22168] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22171 attached
) = 22171
[pid 22168] tkill(22171, SIGSTOP)       = 0
[pid 22171] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22168, si_uid=65534} ---
[pid 22168] exit_group(0 <unfinished ...>
[pid 22171] --- stopped by SIGSTOP ---
[pid 22168] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22171, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22168] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22168, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22172 attached
, child_tidptr=0x555556efc5d0) = 22172
[pid 22172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22172] setpgid(0, 0)               = 0
[pid 22172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22172] write(3, "1000", 4)         = 4
[pid 22172] close(3)                    = 0
[pid 22172] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22172] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22172] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22172] close(5)                    = 0
[pid 22172] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22175 attached
) = 22175
[pid 22172] tkill(22175, SIGSTOP)       = 0
[pid 22175] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22172, si_uid=65534} ---
[pid 22172] exit_group(0)               = ?
[pid 22175] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22175, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22172] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22172, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22176 attached
, child_tidptr=0x555556efc5d0) = 22176
[pid 22176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22176] setpgid(0, 0)               = 0
[pid 22176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22176] write(3, "1000", 4)         = 4
[pid 22176] close(3)                    = 0
[pid 22176] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22176] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.649979][T22168] vhci_hcd vhci_hcd.0: port 0 already used
[  165.688017][T22172] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22176] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22176] close(5)                    = 0
[pid 22176] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22179 attached
) = 22179
[pid 22176] tkill(22179, SIGSTOP)       = 0
[pid 22179] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22176, si_uid=65534} ---
[pid 22176] exit_group(0 <unfinished ...>
[pid 22179] --- stopped by SIGSTOP ---
[pid 22176] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22179, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22176] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22176, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22180 attached
, child_tidptr=0x555556efc5d0) = 22180
[pid 22180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22180] setpgid(0, 0)               = 0
[pid 22180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22180] write(3, "1000", 4)         = 4
[pid 22180] close(3)                    = 0
[pid 22180] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22180] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22180] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22180] close(5)                    = 0
[pid 22180] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22183 attached
) = 22183
[pid 22180] tkill(22183, SIGSTOP)       = 0
[pid 22180] exit_group(0 <unfinished ...>
[pid 22183] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22180, si_uid=65534} ---
[pid 22180] <... exit_group resumed>)   = ?
[pid 22183] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22183, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22180] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22180, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22184 attached
, child_tidptr=0x555556efc5d0) = 22184
[pid 22184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22184] setpgid(0, 0)               = 0
[pid 22184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22184] write(3, "1000", 4)         = 4
[pid 22184] close(3)                    = 0
[pid 22184] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22184] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.724458][T22176] vhci_hcd vhci_hcd.0: port 0 already used
[  165.762712][T22180] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22184] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22184] close(5)                    = 0
[pid 22184] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22187 attached
) = 22187
[pid 22184] tkill(22187, SIGSTOP)       = 0
[pid 22184] exit_group(0 <unfinished ...>
[pid 22187] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22184, si_uid=65534} ---
[pid 22184] <... exit_group resumed>)   = ?
[pid 22184] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22184, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 22187] --- stopped by SIGSTOP ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22188 attached
, child_tidptr=0x555556efc5d0) = 22188
[pid 22188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22188] setpgid(0, 0)               = 0
[pid 22188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22188] write(3, "1000", 4)         = 4
[pid 22188] close(3)                    = 0
[pid 22188] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22188] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22188] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22188] close(5)                    = 0
[pid 22188] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22191 attached
) = 22191
[pid 22188] tkill(22191, SIGSTOP)       = 0
[pid 22191] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22188, si_uid=65534} ---
[pid 22188] exit_group(0 <unfinished ...>
[pid 22191] --- stopped by SIGSTOP ---
[pid 22188] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22191, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22188] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22188, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22192 attached
, child_tidptr=0x555556efc5d0) = 22192
[pid 22192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22192] setpgid(0, 0)               = 0
[pid 22192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22192] write(3, "1000", 4)         = 4
[pid 22192] close(3)                    = 0
[pid 22192] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22192] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.800250][T22184] vhci_hcd vhci_hcd.0: port 0 already used
[  165.835561][T22188] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22192] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22192] close(5)                    = 0
[pid 22192] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22195 attached
) = 22195
[pid 22192] tkill(22195, SIGSTOP)       = 0
[pid 22192] exit_group(0 <unfinished ...>
[pid 22195] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22192, si_uid=65534} ---
[pid 22192] <... exit_group resumed>)   = ?
[pid 22195] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22195, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22192] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22192, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22196 attached
, child_tidptr=0x555556efc5d0) = 22196
[pid 22196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22196] setpgid(0, 0)               = 0
[pid 22196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22196] write(3, "1000", 4)         = 4
[pid 22196] close(3)                    = 0
[pid 22196] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22196] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22196] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22196] close(5)                    = 0
[pid 22196] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22199 attached
) = 22199
[pid 22196] tkill(22199, SIGSTOP)       = 0
[pid 22196] exit_group(0 <unfinished ...>
[pid 22199] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22196, si_uid=65534} ---
[pid 22196] <... exit_group resumed>)   = ?
[pid 22199] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22199, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22196] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22200 attached
, child_tidptr=0x555556efc5d0) = 22200
[pid 22200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22200] setpgid(0, 0)               = 0
[pid 22200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22200] write(3, "1000", 4)         = 4
[pid 22200] close(3)                    = 0
[pid 22200] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22200] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.875116][T22192] vhci_hcd vhci_hcd.0: port 0 already used
[  165.912380][T22196] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22200] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22200] close(5)                    = 0
[pid 22200] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22203 attached
) = 22203
[pid 22200] tkill(22203, SIGSTOP)       = 0
[pid 22200] exit_group(0 <unfinished ...>
[pid 22203] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22200, si_uid=65534} ---
[pid 22200] <... exit_group resumed>)   = ?
[pid 22200] +++ exited with 0 +++
[pid 22203] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22200, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22204 attached
, child_tidptr=0x555556efc5d0) = 22204
[pid 22204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22204] setpgid(0, 0)               = 0
[pid 22204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22204] write(3, "1000", 4)         = 4
[pid 22204] close(3)                    = 0
[pid 22204] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22204] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22204] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22204] close(5)                    = 0
[pid 22204] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22207 attached
) = 22207
[pid 22204] tkill(22207, SIGSTOP)       = 0
[pid 22204] exit_group(0 <unfinished ...>
[pid 22207] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22204, si_uid=65534} ---
[pid 22204] <... exit_group resumed>)   = ?
[pid 22207] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22207, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22204] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22208 attached
, child_tidptr=0x555556efc5d0) = 22208
[pid 22208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22208] setpgid(0, 0)               = 0
[pid 22208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22208] write(3, "1000", 4)         = 4
[pid 22208] close(3)                    = 0
[pid 22208] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22208] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  165.949817][T22200] vhci_hcd vhci_hcd.0: port 0 already used
[  165.987698][T22204] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22208] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22208] close(5)                    = 0
[pid 22208] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22211 attached
) = 22211
[pid 22208] tkill(22211, SIGSTOP)       = 0
[pid 22208] exit_group(0 <unfinished ...>
[pid 22211] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22208, si_uid=65534} ---
[pid 22208] <... exit_group resumed>)   = ?
[pid 22211] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22211, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22208] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22208, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22212 attached
, child_tidptr=0x555556efc5d0) = 22212
[pid 22212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22212] setpgid(0, 0)               = 0
[pid 22212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22212] write(3, "1000", 4)         = 4
[pid 22212] close(3)                    = 0
[pid 22212] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22212] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22212] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22212] close(5)                    = 0
[pid 22212] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22215 attached
) = 22215
[pid 22212] tkill(22215, SIGSTOP)       = 0
[pid 22215] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22212, si_uid=65534} ---
[pid 22212] exit_group(0)               = ?
[pid 22215] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22215, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22212] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22212, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22216 attached
, child_tidptr=0x555556efc5d0) = 22216
[pid 22216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22216] setpgid(0, 0)               = 0
[pid 22216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22216] write(3, "1000", 4)         = 4
[pid 22216] close(3)                    = 0
[pid 22216] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22216] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.026196][T22208] vhci_hcd vhci_hcd.0: port 0 already used
[  166.065026][T22212] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22216] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22216] close(5)                    = 0
[pid 22216] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22219 attached
) = 22219
[pid 22216] tkill(22219, SIGSTOP <unfinished ...>
[pid 22219] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22216, si_uid=65534} ---
[pid 22216] <... tkill resumed>)        = 0
[pid 22219] --- stopped by SIGSTOP ---
[pid 22216] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22219, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22216] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22216] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22216, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22220 attached
, child_tidptr=0x555556efc5d0) = 22220
[pid 22220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22220] setpgid(0, 0)               = 0
[pid 22220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22220] write(3, "1000", 4)         = 4
[pid 22220] close(3)                    = 0
[pid 22220] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22220] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22220] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22220] close(5)                    = 0
[pid 22220] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22223 attached
) = 22223
[pid 22220] tkill(22223, SIGSTOP)       = 0
[pid 22220] exit_group(0 <unfinished ...>
[pid 22223] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22220, si_uid=65534} ---
[pid 22220] <... exit_group resumed>)   = ?
[pid 22223] --- stopped by SIGSTOP ---
[pid 22220] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22223, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22224 attached
, child_tidptr=0x555556efc5d0) = 22224
[pid 22224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22224] setpgid(0, 0)               = 0
[pid 22224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22224] write(3, "1000", 4)         = 4
[pid 22224] close(3)                    = 0
[pid 22224] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22224] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.104441][T22216] vhci_hcd vhci_hcd.0: port 0 already used
[  166.140363][T22220] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22224] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22224] close(5)                    = 0
[pid 22224] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22227 attached
) = 22227
[pid 22224] tkill(22227, SIGSTOP)       = 0
[pid 22227] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22224, si_uid=65534} ---
[pid 22224] exit_group(0 <unfinished ...>
[pid 22227] --- stopped by SIGSTOP ---
[pid 22224] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22227, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22224] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22224, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22228 attached
, child_tidptr=0x555556efc5d0) = 22228
[pid 22228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22228] setpgid(0, 0)               = 0
[pid 22228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22228] write(3, "1000", 4)         = 4
[pid 22228] close(3)                    = 0
[pid 22228] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22228] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22228] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22228] close(5)                    = 0
[pid 22228] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22231 attached
) = 22231
[pid 22228] tkill(22231, SIGSTOP)       = 0
[pid 22231] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22228, si_uid=65534} ---
[pid 22228] exit_group(0 <unfinished ...>
[pid 22231] --- stopped by SIGSTOP ---
[pid 22228] <... exit_group resumed>)   = ?
[pid 22228] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22231, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22232 attached
, child_tidptr=0x555556efc5d0) = 22232
[pid 22232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22232] setpgid(0, 0)               = 0
[pid 22232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22232] write(3, "1000", 4)         = 4
[pid 22232] close(3)                    = 0
[pid 22232] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22232] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.179186][T22224] vhci_hcd vhci_hcd.0: port 0 already used
[  166.214612][T22228] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22232] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22232] close(5)                    = 0
[pid 22232] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22235 attached
) = 22235
[pid 22232] tkill(22235, SIGSTOP)       = 0
[pid 22235] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22232, si_uid=65534} ---
[pid 22232] exit_group(0 <unfinished ...>
[pid 22235] --- stopped by SIGSTOP ---
[pid 22232] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22235, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22232] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22232, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22236 attached
, child_tidptr=0x555556efc5d0) = 22236
[pid 22236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22236] setpgid(0, 0)               = 0
[pid 22236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22236] write(3, "1000", 4)         = 4
[pid 22236] close(3)                    = 0
[pid 22236] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22236] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22236] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22236] close(5)                    = 0
[pid 22236] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22239 attached
) = 22239
[pid 22236] tkill(22239, SIGSTOP)       = 0
[pid 22239] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22236, si_uid=65534} ---
[pid 22236] exit_group(0 <unfinished ...>
[pid 22239] --- stopped by SIGSTOP ---
[pid 22236] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22239, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22236] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22240 attached
, child_tidptr=0x555556efc5d0) = 22240
[pid 22240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22240] setpgid(0, 0)               = 0
[pid 22240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22240] write(3, "1000", 4)         = 4
[pid 22240] close(3)                    = 0
[pid 22240] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22240] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.255551][T22232] vhci_hcd vhci_hcd.0: port 0 already used
[  166.294400][T22236] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22240] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22240] close(5)                    = 0
[pid 22240] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22243 attached
) = 22243
[pid 22240] tkill(22243, SIGSTOP)       = 0
[pid 22240] exit_group(0 <unfinished ...>
[pid 22243] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22240, si_uid=65534} ---
[pid 22240] <... exit_group resumed>)   = ?
[pid 22243] --- stopped by SIGSTOP ---
[pid 22240] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22243, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22244 attached
, child_tidptr=0x555556efc5d0) = 22244
[pid 22244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22244] setpgid(0, 0)               = 0
[pid 22244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22244] write(3, "1000", 4)         = 4
[pid 22244] close(3)                    = 0
[pid 22244] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22244] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22244] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22244] close(5)                    = 0
[pid 22244] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22247 attached
) = 22247
[pid 22244] tkill(22247, SIGSTOP)       = 0
[pid 22244] exit_group(0 <unfinished ...>
[pid 22247] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22244, si_uid=65534} ---
[pid 22244] <... exit_group resumed>)   = ?
[pid 22247] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22247, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22244] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22244, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22248 attached
, child_tidptr=0x555556efc5d0) = 22248
[pid 22248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22248] setpgid(0, 0)               = 0
[pid 22248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22248] write(3, "1000", 4)         = 4
[pid 22248] close(3)                    = 0
[  166.331016][T22240] vhci_hcd vhci_hcd.0: port 0 already used
[  166.367189][T22244] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22248] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22248] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22248] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22248] close(5)                    = 0
[pid 22248] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22251 attached
) = 22251
[pid 22248] tkill(22251, SIGSTOP)       = 0
[pid 22251] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22248, si_uid=65534} ---
[pid 22248] exit_group(0)               = ?
[pid 22251] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22251, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22248] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22252 attached
, child_tidptr=0x555556efc5d0) = 22252
[pid 22252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22252] setpgid(0, 0)               = 0
[pid 22252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22252] write(3, "1000", 4)         = 4
[pid 22252] close(3)                    = 0
[pid 22252] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22252] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22252] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22252] close(5)                    = 0
[pid 22252] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22255 attached
) = 22255
[pid 22252] tkill(22255, SIGSTOP)       = 0
[pid 22252] exit_group(0 <unfinished ...>
[pid 22255] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22252, si_uid=65534} ---
[pid 22252] <... exit_group resumed>)   = ?
[pid 22255] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22255, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22252] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22252, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22256 attached
, child_tidptr=0x555556efc5d0) = 22256
[pid 22256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22256] setpgid(0, 0)               = 0
[pid 22256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22256] write(3, "1000", 4)         = 4
[pid 22256] close(3)                    = 0
[pid 22256] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22256] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.403330][T22248] vhci_hcd vhci_hcd.0: port 0 already used
[  166.439822][T22252] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22256] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22256] close(5)                    = 0
[pid 22256] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22259 attached
) = 22259
[pid 22256] tkill(22259, SIGSTOP)       = 0
[pid 22256] exit_group(0 <unfinished ...>
[pid 22259] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22256, si_uid=65534} ---
[pid 22256] <... exit_group resumed>)   = ?
[pid 22259] --- stopped by SIGSTOP ---
[pid 22256] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22259, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22260 attached
, child_tidptr=0x555556efc5d0) = 22260
[pid 22260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22260] setpgid(0, 0)               = 0
[pid 22260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22260] write(3, "1000", 4)         = 4
[pid 22260] close(3)                    = 0
[pid 22260] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22260] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22260] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22260] close(5)                    = 0
[pid 22260] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22263 attached
) = 22263
[pid 22260] tkill(22263, SIGSTOP)       = 0
[pid 22260] exit_group(0 <unfinished ...>
[pid 22263] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22260, si_uid=65534} ---
[pid 22260] <... exit_group resumed>)   = ?
[pid 22263] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22263, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22260] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22260, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22264 attached
, child_tidptr=0x555556efc5d0) = 22264
[pid 22264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22264] setpgid(0, 0)               = 0
[pid 22264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22264] write(3, "1000", 4)         = 4
[pid 22264] close(3)                    = 0
[pid 22264] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22264] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.476054][T22256] vhci_hcd vhci_hcd.0: port 0 already used
[  166.515189][T22260] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22264] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22264] close(5)                    = 0
[pid 22264] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22267 attached
) = 22267
[pid 22264] tkill(22267, SIGSTOP)       = 0
[pid 22264] exit_group(0 <unfinished ...>
[pid 22267] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22264, si_uid=65534} ---
[pid 22264] <... exit_group resumed>)   = ?
[pid 22267] --- stopped by SIGSTOP ---
[pid 22264] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22267, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22268 attached
, child_tidptr=0x555556efc5d0) = 22268
[pid 22268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22268] setpgid(0, 0)               = 0
[pid 22268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22268] write(3, "1000", 4)         = 4
[pid 22268] close(3)                    = 0
[pid 22268] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22268] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.553854][T22264] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22268] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22268] close(5)                    = 0
[pid 22268] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22271 attached
) = 22271
[pid 22268] tkill(22271, SIGSTOP)       = 0
[pid 22271] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22268, si_uid=65534} ---
[pid 22268] exit_group(0 <unfinished ...>
[pid 22271] --- stopped by SIGSTOP ---
[pid 22268] <... exit_group resumed>)   = ?
[pid 22268] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22271, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22272 attached
, child_tidptr=0x555556efc5d0) = 22272
[pid 22272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22272] setpgid(0, 0)               = 0
[pid 22272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22272] write(3, "1000", 4)         = 4
[pid 22272] close(3)                    = 0
[pid 22272] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22272] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22272] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22272] close(5)                    = 0
[pid 22272] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22275 attached
) = 22275
[pid 22272] tkill(22275, SIGSTOP)       = 0
[pid 22272] exit_group(0 <unfinished ...>
[pid 22275] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22272, si_uid=65534} ---
[pid 22272] <... exit_group resumed>)   = ?
[pid 22275] --- stopped by SIGSTOP ---
[pid 22272] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22275, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22276 attached
, child_tidptr=0x555556efc5d0) = 22276
[pid 22276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22276] setpgid(0, 0)               = 0
[pid 22276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22276] write(3, "1000", 4)         = 4
[pid 22276] close(3)                    = 0
[pid 22276] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22276] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.595084][T22268] vhci_hcd vhci_hcd.0: port 0 already used
[  166.633741][T22272] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22276] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22276] close(5)                    = 0
[pid 22276] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22279 attached
) = 22279
[pid 22276] tkill(22279, SIGSTOP)       = 0
[pid 22279] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22276, si_uid=65534} ---
[pid 22276] exit_group(0 <unfinished ...>
[pid 22279] --- stopped by SIGSTOP ---
[pid 22276] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22279, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22276] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22276, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22280 attached
, child_tidptr=0x555556efc5d0) = 22280
[pid 22280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22280] setpgid(0, 0)               = 0
[pid 22280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22280] write(3, "1000", 4)         = 4
[pid 22280] close(3)                    = 0
[pid 22280] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22280] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22280] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22280] close(5)                    = 0
[pid 22280] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22283 attached
) = 22283
[pid 22280] tkill(22283, SIGSTOP)       = 0
[pid 22283] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22280, si_uid=65534} ---
[pid 22280] exit_group(0 <unfinished ...>
[pid 22283] --- stopped by SIGSTOP ---
[pid 22280] <... exit_group resumed>)   = ?
[pid 22280] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22283, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22284 attached
, child_tidptr=0x555556efc5d0) = 22284
[pid 22284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22284] setpgid(0, 0)               = 0
[pid 22284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22284] write(3, "1000", 4)         = 4
[pid 22284] close(3)                    = 0
[pid 22284] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22284] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.678241][T22276] vhci_hcd vhci_hcd.0: port 0 already used
[  166.715711][T22280] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22284] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22284] close(5)                    = 0
[pid 22284] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22287 attached
) = 22287
[pid 22284] tkill(22287, SIGSTOP)       = 0
[pid 22287] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22284, si_uid=65534} ---
[pid 22284] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22287, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22287] --- stopped by SIGSTOP ---
[pid 22284] <... exit_group resumed>)   = ?
[pid 22284] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22284, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22288 attached
, child_tidptr=0x555556efc5d0) = 22288
[pid 22288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22288] setpgid(0, 0)               = 0
[pid 22288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22288] write(3, "1000", 4)         = 4
[pid 22288] close(3)                    = 0
[pid 22288] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22288] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22288] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22288] close(5)                    = 0
[pid 22288] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22291 attached
) = 22291
[pid 22288] tkill(22291, SIGSTOP)       = 0
[pid 22291] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22288, si_uid=65534} ---
[pid 22288] exit_group(0 <unfinished ...>
[pid 22291] --- stopped by SIGSTOP ---
[pid 22288] <... exit_group resumed>)   = ?
[pid 22288] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22291, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22292 attached
, child_tidptr=0x555556efc5d0) = 22292
[pid 22292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22292] setpgid(0, 0)               = 0
[pid 22292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22292] write(3, "1000", 4)         = 4
[pid 22292] close(3)                    = 0
[pid 22292] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22292] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.752062][T22284] vhci_hcd vhci_hcd.0: port 0 already used
[  166.785322][T22288] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22292] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22292] close(5)                    = 0
[pid 22292] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22295 attached
) = 22295
[pid 22292] tkill(22295, SIGSTOP)       = 0
[pid 22295] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22292, si_uid=65534} ---
[pid 22292] exit_group(0 <unfinished ...>
[pid 22295] --- stopped by SIGSTOP ---
[pid 22292] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22295, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22292] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22292, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22296 attached
, child_tidptr=0x555556efc5d0) = 22296
[pid 22296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22296] setpgid(0, 0)               = 0
[pid 22296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22296] write(3, "1000", 4)         = 4
[pid 22296] close(3)                    = 0
[pid 22296] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22296] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22296] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22296] close(5)                    = 0
[pid 22296] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22299 attached
) = 22299
[pid 22296] tkill(22299, SIGSTOP)       = 0
[pid 22299] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22296, si_uid=65534} ---
[pid 22296] exit_group(0 <unfinished ...>
[pid 22299] --- stopped by SIGSTOP ---
[pid 22296] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22299, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22296] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22296, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22300 attached
, child_tidptr=0x555556efc5d0) = 22300
[pid 22300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22300] setpgid(0, 0)               = 0
[pid 22300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22300] write(3, "1000", 4)         = 4
[pid 22300] close(3)                    = 0
[pid 22300] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22300] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.823479][T22292] vhci_hcd vhci_hcd.0: port 0 already used
[  166.858824][T22296] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22300] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22300] close(5)                    = 0
[pid 22300] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22303 attached
) = 22303
[pid 22300] tkill(22303, SIGSTOP)       = 0
[pid 22303] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22300, si_uid=65534} ---
[pid 22300] exit_group(0 <unfinished ...>
[pid 22303] --- stopped by SIGSTOP ---
[pid 22300] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22303, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22300] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22300, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22304 attached
, child_tidptr=0x555556efc5d0) = 22304
[pid 22304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22304] setpgid(0, 0)               = 0
[pid 22304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22304] write(3, "1000", 4)         = 4
[pid 22304] close(3)                    = 0
[pid 22304] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22304] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22304] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22304] close(5)                    = 0
[pid 22304] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22307 attached
) = 22307
[pid 22304] tkill(22307, SIGSTOP)       = 0
[pid 22304] exit_group(0 <unfinished ...>
[pid 22307] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22304, si_uid=65534} ---
[pid 22304] <... exit_group resumed>)   = ?
[pid 22307] --- stopped by SIGSTOP ---
[pid 22304] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22307, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22308 attached
, child_tidptr=0x555556efc5d0) = 22308
[pid 22308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22308] setpgid(0, 0)               = 0
[pid 22308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22308] write(3, "1000", 4)         = 4
[pid 22308] close(3)                    = 0
[pid 22308] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22308] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.892175][T22300] vhci_hcd vhci_hcd.0: port 0 already used
[  166.927996][T22304] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22308] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22308] close(5)                    = 0
[pid 22308] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22311 attached
) = 22311
[pid 22308] tkill(22311, SIGSTOP)       = 0
[pid 22308] exit_group(0)               = ?
[pid 22311] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22308, si_uid=65534} ---
[pid 22308] +++ exited with 0 +++
[pid 22311] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22308, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22312 attached
, child_tidptr=0x555556efc5d0) = 22312
[pid 22312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22312] setpgid(0, 0)               = 0
[pid 22312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22312] write(3, "1000", 4)         = 4
[pid 22312] close(3)                    = 0
[pid 22312] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22312] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22312] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22312] close(5)                    = 0
[pid 22312] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22315 attached
) = 22315
[pid 22312] tkill(22315, SIGSTOP)       = 0
[pid 22315] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22312, si_uid=65534} ---
[pid 22312] exit_group(0 <unfinished ...>
[pid 22315] --- stopped by SIGSTOP ---
[pid 22312] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22315, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22312] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22312, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22316 attached
, child_tidptr=0x555556efc5d0) = 22316
[pid 22316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22316] setpgid(0, 0)               = 0
[pid 22316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22316] write(3, "1000", 4)         = 4
[pid 22316] close(3)                    = 0
[pid 22316] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22316] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  166.965672][T22308] vhci_hcd vhci_hcd.0: port 0 already used
[  167.002046][T22312] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22316] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22316] close(5)                    = 0
[pid 22316] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22319 attached
) = 22319
[pid 22316] tkill(22319, SIGSTOP)       = 0
[pid 22316] exit_group(0 <unfinished ...>
[pid 22319] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22316, si_uid=65534} ---
[pid 22316] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22319, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22319] --- stopped by SIGSTOP ---
[pid 22316] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22316, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22320 attached
, child_tidptr=0x555556efc5d0) = 22320
[pid 22320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22320] setpgid(0, 0)               = 0
[pid 22320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22320] write(3, "1000", 4)         = 4
[pid 22320] close(3)                    = 0
[pid 22320] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22320] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.040810][T22316] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22320] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22320] close(5)                    = 0
[pid 22320] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22323 attached
) = 22323
[pid 22320] tkill(22323, SIGSTOP)       = 0
[pid 22323] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22320, si_uid=65534} ---
[pid 22320] exit_group(0 <unfinished ...>
[pid 22323] --- stopped by SIGSTOP ---
[pid 22320] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22323, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22320] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22320, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22324 attached
, child_tidptr=0x555556efc5d0) = 22324
[pid 22324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22324] setpgid(0, 0)               = 0
[pid 22324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22324] write(3, "1000", 4)         = 4
[pid 22324] close(3)                    = 0
[pid 22324] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22324] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22324] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22324] close(5)                    = 0
[pid 22324] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22327 attached
) = 22327
[pid 22324] tkill(22327, SIGSTOP)       = 0
[pid 22327] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22324, si_uid=65534} ---
[pid 22324] exit_group(0 <unfinished ...>
[pid 22327] --- stopped by SIGSTOP ---
[pid 22324] <... exit_group resumed>)   = ?
[pid 22324] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22327, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22328 attached
, child_tidptr=0x555556efc5d0) = 22328
[pid 22328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22328] setpgid(0, 0)               = 0
[pid 22328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22328] write(3, "1000", 4)         = 4
[pid 22328] close(3)                    = 0
[pid 22328] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22328] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.082206][T22320] vhci_hcd vhci_hcd.0: port 0 already used
[  167.120106][T22324] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22328] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22328] close(5)                    = 0
[pid 22328] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22331 attached
) = 22331
[pid 22328] tkill(22331, SIGSTOP)       = 0
[pid 22331] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22328, si_uid=65534} ---
[pid 22328] exit_group(0 <unfinished ...>
[pid 22331] --- stopped by SIGSTOP ---
[pid 22328] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22331, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22328] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22328, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22332 attached
, child_tidptr=0x555556efc5d0) = 22332
[pid 22332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22332] setpgid(0, 0)               = 0
[pid 22332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22332] write(3, "1000", 4)         = 4
[pid 22332] close(3)                    = 0
[pid 22332] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22332] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22332] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22332] close(5)                    = 0
[pid 22332] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22335 attached
) = 22335
[pid 22332] tkill(22335, SIGSTOP)       = 0
[pid 22335] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22332, si_uid=65534} ---
[pid 22332] exit_group(0 <unfinished ...>
[pid 22335] --- stopped by SIGSTOP ---
[pid 22332] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22335, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22332] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22332, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22336 attached
, child_tidptr=0x555556efc5d0) = 22336
[pid 22336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22336] setpgid(0, 0)               = 0
[pid 22336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22336] write(3, "1000", 4)         = 4
[pid 22336] close(3)                    = 0
[pid 22336] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22336] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.158215][T22328] vhci_hcd vhci_hcd.0: port 0 already used
[  167.193815][T22332] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22336] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22336] close(5)                    = 0
[pid 22336] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22339 attached
) = 22339
[pid 22336] tkill(22339, SIGSTOP)       = 0
[pid 22336] exit_group(0 <unfinished ...>
[pid 22339] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22336, si_uid=65534} ---
[pid 22336] <... exit_group resumed>)   = ?
[pid 22336] +++ exited with 0 +++
[pid 22339] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22336, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22340 attached
, child_tidptr=0x555556efc5d0) = 22340
[pid 22340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22340] setpgid(0, 0)               = 0
[pid 22340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22340] write(3, "1000", 4)         = 4
[pid 22340] close(3)                    = 0
[pid 22340] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22340] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22340] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22340] close(5)                    = 0
[pid 22340] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22343 attached
) = 22343
[pid 22340] tkill(22343, SIGSTOP)       = 0
[pid 22343] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22340, si_uid=65534} ---
[pid 22340] exit_group(0 <unfinished ...>
[pid 22343] --- stopped by SIGSTOP ---
[pid 22340] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22343, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22340] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22340, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22344 attached
, child_tidptr=0x555556efc5d0) = 22344
[pid 22344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22344] setpgid(0, 0)               = 0
[pid 22344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22344] write(3, "1000", 4)         = 4
[pid 22344] close(3)                    = 0
[pid 22344] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22344] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.230173][T22336] vhci_hcd vhci_hcd.0: port 0 already used
[  167.269670][T22340] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22344] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22344] close(5)                    = 0
[pid 22344] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22347 attached
) = 22347
[pid 22344] tkill(22347, SIGSTOP)       = 0
[pid 22344] exit_group(0 <unfinished ...>
[pid 22347] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22344, si_uid=65534} ---
[pid 22344] <... exit_group resumed>)   = ?
[pid 22347] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22347, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22344] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22344, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22348 attached
, child_tidptr=0x555556efc5d0) = 22348
[pid 22348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22348] setpgid(0, 0)               = 0
[pid 22348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22348] write(3, "1000", 4)         = 4
[pid 22348] close(3)                    = 0
[pid 22348] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22348] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22348] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22348] close(5)                    = 0
[pid 22348] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22351 attached
) = 22351
[pid 22348] tkill(22351, SIGSTOP)       = 0
[pid 22348] exit_group(0)               = ?
[pid 22351] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22348, si_uid=65534} ---
[pid 22348] +++ exited with 0 +++
[pid 22351] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22348, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22352 attached
, child_tidptr=0x555556efc5d0) = 22352
[pid 22352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22352] setpgid(0, 0)               = 0
[pid 22352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22352] write(3, "1000", 4)         = 4
[pid 22352] close(3)                    = 0
[pid 22352] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22352] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.310221][T22344] vhci_hcd vhci_hcd.0: port 0 already used
[  167.347964][T22348] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22352] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22352] close(5)                    = 0
[pid 22352] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22355 attached
) = 22355
[pid 22352] tkill(22355, SIGSTOP)       = 0
[pid 22355] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22352, si_uid=65534} ---
[pid 22352] exit_group(0 <unfinished ...>
[pid 22355] --- stopped by SIGSTOP ---
[pid 22352] <... exit_group resumed>)   = ?
[pid 22352] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22355, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22356 attached
, child_tidptr=0x555556efc5d0) = 22356
[pid 22356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22356] setpgid(0, 0)               = 0
[pid 22356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22356] write(3, "1000", 4)         = 4
[pid 22356] close(3)                    = 0
[pid 22356] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22356] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22356] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22356] close(5)                    = 0
[pid 22356] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22359 attached
) = 22359
[pid 22356] tkill(22359, SIGSTOP)       = 0
[pid 22359] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22356, si_uid=65534} ---
[pid 22356] exit_group(0 <unfinished ...>
[pid 22359] --- stopped by SIGSTOP ---
[pid 22356] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22359, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22356] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22356, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22360 attached
, child_tidptr=0x555556efc5d0) = 22360
[pid 22360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22360] setpgid(0, 0)               = 0
[pid 22360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22360] write(3, "1000", 4)         = 4
[pid 22360] close(3)                    = 0
[pid 22360] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22360] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.383508][T22352] vhci_hcd vhci_hcd.0: port 0 already used
[  167.421783][T22356] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22360] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22360] close(5)                    = 0
[pid 22360] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22363 attached
) = 22363
[pid 22360] tkill(22363, SIGSTOP)       = 0
[pid 22363] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22360, si_uid=65534} ---
[pid 22360] exit_group(0 <unfinished ...>
[pid 22363] --- stopped by SIGSTOP ---
[pid 22360] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22363, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22360] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22360, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22364 attached
, child_tidptr=0x555556efc5d0) = 22364
[pid 22364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22364] setpgid(0, 0)               = 0
[pid 22364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22364] write(3, "1000", 4)         = 4
[pid 22364] close(3)                    = 0
[pid 22364] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22364] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22364] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22364] close(5)                    = 0
[pid 22364] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22367 attached
) = 22367
[pid 22364] tkill(22367, SIGSTOP)       = 0
[pid 22367] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22364, si_uid=65534} ---
[pid 22364] exit_group(0 <unfinished ...>
[pid 22367] --- stopped by SIGSTOP ---
[pid 22364] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22367, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22364] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22364, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22368 attached
, child_tidptr=0x555556efc5d0) = 22368
[pid 22368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22368] setpgid(0, 0)               = 0
[pid 22368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22368] write(3, "1000", 4)         = 4
[pid 22368] close(3)                    = 0
[pid 22368] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22368] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.457478][T22360] vhci_hcd vhci_hcd.0: port 0 already used
[  167.491267][T22364] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22368] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22368] close(5)                    = 0
[pid 22368] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22371 attached
) = 22371
[pid 22368] tkill(22371, SIGSTOP)       = 0
[pid 22371] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22368, si_uid=65534} ---
[pid 22368] exit_group(0 <unfinished ...>
[pid 22371] --- stopped by SIGSTOP ---
[pid 22368] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22371, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22368] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22368, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22372 attached
, child_tidptr=0x555556efc5d0) = 22372
[pid 22372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22372] setpgid(0, 0)               = 0
[pid 22372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22372] write(3, "1000", 4)         = 4
[pid 22372] close(3)                    = 0
[pid 22372] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22372] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.528834][T22368] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22372] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22372] close(5)                    = 0
[pid 22372] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22375 attached
) = 22375
[pid 22372] tkill(22375, SIGSTOP)       = 0
[pid 22372] exit_group(0 <unfinished ...>
[pid 22375] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22372, si_uid=65534} ---
[pid 22372] <... exit_group resumed>)   = ?
[pid 22375] --- stopped by SIGSTOP ---
[pid 22372] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22375, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22376 attached
, child_tidptr=0x555556efc5d0) = 22376
[pid 22376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22376] setpgid(0, 0)               = 0
[pid 22376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22376] write(3, "1000", 4)         = 4
[pid 22376] close(3)                    = 0
[pid 22376] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22376] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.570245][T22372] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22376] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22376] close(5)                    = 0
[pid 22376] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22379 attached
) = 22379
[pid 22376] tkill(22379, SIGSTOP)       = 0
[pid 22376] exit_group(0 <unfinished ...>
[pid 22379] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22376, si_uid=65534} ---
[pid 22376] <... exit_group resumed>)   = ?
[pid 22379] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22379, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22376] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22376, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22380 attached
, child_tidptr=0x555556efc5d0) = 22380
[pid 22380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22380] setpgid(0, 0)               = 0
[pid 22380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22380] write(3, "1000", 4)         = 4
[pid 22380] close(3)                    = 0
[pid 22380] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22380] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22380] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22380] close(5)                    = 0
[pid 22380] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22383 attached
) = 22383
[pid 22380] tkill(22383, SIGSTOP)       = 0
[pid 22380] exit_group(0 <unfinished ...>
[pid 22383] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22380, si_uid=65534} ---
[pid 22380] <... exit_group resumed>)   = ?
[pid 22383] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22383, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22380] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22380, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22384 attached
, child_tidptr=0x555556efc5d0) = 22384
[pid 22384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22384] setpgid(0, 0)               = 0
[pid 22384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22384] write(3, "1000", 4)         = 4
[pid 22384] close(3)                    = 0
[pid 22384] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22384] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.615887][T22376] vhci_hcd vhci_hcd.0: port 0 already used
[  167.655943][T22380] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22384] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22384] close(5)                    = 0
[pid 22384] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22387 attached
) = 22387
[pid 22384] tkill(22387, SIGSTOP)       = 0
[pid 22384] exit_group(0)               = ?
[pid 22387] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22384, si_uid=65534} ---
[pid 22384] +++ exited with 0 +++
[pid 22387] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22384, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22388 attached
, child_tidptr=0x555556efc5d0) = 22388
[pid 22388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22388] setpgid(0, 0)               = 0
[pid 22388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22388] write(3, "1000", 4)         = 4
[pid 22388] close(3)                    = 0
[pid 22388] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22388] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22388] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22388] close(5)                    = 0
[pid 22388] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22391 attached
) = 22391
[pid 22388] tkill(22391, SIGSTOP)       = 0
[pid 22391] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22388, si_uid=65534} ---
[pid 22388] exit_group(0 <unfinished ...>
[pid 22391] --- stopped by SIGSTOP ---
[pid 22388] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22391, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22388] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22388, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22392 attached
, child_tidptr=0x555556efc5d0) = 22392
[pid 22392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22392] setpgid(0, 0)               = 0
[pid 22392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22392] write(3, "1000", 4)         = 4
[pid 22392] close(3)                    = 0
[pid 22392] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22392] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.696417][T22384] vhci_hcd vhci_hcd.0: port 0 already used
[  167.736092][T22388] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22392] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22392] close(5)                    = 0
[pid 22392] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22395 attached
) = 22395
[pid 22392] tkill(22395, SIGSTOP)       = 0
[pid 22395] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22392, si_uid=65534} ---
[pid 22392] exit_group(0 <unfinished ...>
[pid 22395] --- stopped by SIGSTOP ---
[pid 22392] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22395, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22392] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22392, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22396 attached
, child_tidptr=0x555556efc5d0) = 22396
[pid 22396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22396] setpgid(0, 0)               = 0
[pid 22396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22396] write(3, "1000", 4)         = 4
[pid 22396] close(3)                    = 0
[pid 22396] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22396] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22396] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22396] close(5)                    = 0
[pid 22396] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22399 attached
) = 22399
[pid 22396] tkill(22399, SIGSTOP)       = 0
[pid 22399] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22396, si_uid=65534} ---
[pid 22396] exit_group(0 <unfinished ...>
[pid 22399] --- stopped by SIGSTOP ---
[pid 22396] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22399, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22396] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22396, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22400 attached
, child_tidptr=0x555556efc5d0) = 22400
[pid 22400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22400] setpgid(0, 0)               = 0
[pid 22400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22400] write(3, "1000", 4)         = 4
[pid 22400] close(3)                    = 0
[pid 22400] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  167.773444][T22392] vhci_hcd vhci_hcd.0: port 0 already used
[  167.810580][T22396] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22400] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22400] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22400] close(5)                    = 0
[pid 22400] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22403 attached
) = 22403
[pid 22400] tkill(22403, SIGSTOP)       = 0
[pid 22400] exit_group(0)               = ?
[pid 22403] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22400, si_uid=65534} ---
[pid 22400] +++ exited with 0 +++
[pid 22403] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22400, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22404 attached
, child_tidptr=0x555556efc5d0) = 22404
[pid 22404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22404] setpgid(0, 0)               = 0
[pid 22404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22404] write(3, "1000", 4)         = 4
[pid 22404] close(3)                    = 0
[pid 22404] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22404] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22404] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22404] close(5)                    = 0
[pid 22404] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22407 attached
) = 22407
[pid 22404] tkill(22407, SIGSTOP)       = 0
[pid 22404] exit_group(0 <unfinished ...>
[pid 22407] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22404, si_uid=65534} ---
[pid 22404] <... exit_group resumed>)   = ?
[pid 22407] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22407, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22404] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22404, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22408 attached
, child_tidptr=0x555556efc5d0) = 22408
[pid 22408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22408] setpgid(0, 0)               = 0
[pid 22408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22408] write(3, "1000", 4)         = 4
[pid 22408] close(3)                    = 0
[pid 22408] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22408] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.846930][T22400] vhci_hcd vhci_hcd.0: port 0 already used
[  167.881955][T22404] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22408] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22408] close(5)                    = 0
[pid 22408] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22411 attached
) = 22411
[pid 22408] tkill(22411, SIGSTOP)       = 0
[pid 22411] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22408, si_uid=65534} ---
[pid 22408] exit_group(0 <unfinished ...>
[pid 22411] --- stopped by SIGSTOP ---
[pid 22408] <... exit_group resumed>)   = ?
[pid 22408] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22411, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22412 attached
, child_tidptr=0x555556efc5d0) = 22412
[pid 22412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22412] setpgid(0, 0)               = 0
[pid 22412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22412] write(3, "1000", 4)         = 4
[pid 22412] close(3)                    = 0
[pid 22412] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22412] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22412] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22412] close(5)                    = 0
[pid 22412] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22415 attached
) = 22415
[pid 22412] tkill(22415, SIGSTOP)       = 0
[pid 22415] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22412, si_uid=65534} ---
[pid 22412] exit_group(0)               = ?
[pid 22415] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22415, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22412] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22412, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22416 attached
, child_tidptr=0x555556efc5d0) = 22416
[pid 22416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22416] setpgid(0, 0)               = 0
[pid 22416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22416] write(3, "1000", 4)         = 4
[pid 22416] close(3)                    = 0
[pid 22416] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22416] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  167.922669][T22408] vhci_hcd vhci_hcd.0: port 0 already used
[  167.960018][T22412] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22416] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22416] close(5)                    = 0
[pid 22416] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22419 attached
) = 22419
[pid 22416] tkill(22419, SIGSTOP)       = 0
[pid 22416] exit_group(0)               = ?
[pid 22419] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22416, si_uid=65534} ---
[pid 22416] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22416, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 22419] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22420 attached
, child_tidptr=0x555556efc5d0) = 22420
[pid 22420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22420] setpgid(0, 0)               = 0
[pid 22420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22420] write(3, "1000", 4)         = 4
[pid 22420] close(3)                    = 0
[pid 22420] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22420] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22420] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22420] close(5)                    = 0
[pid 22420] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22423 attached
) = 22423
[pid 22420] tkill(22423, SIGSTOP)       = 0
[pid 22420] exit_group(0 <unfinished ...>
[pid 22423] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22420, si_uid=65534} ---
[pid 22420] <... exit_group resumed>)   = ?
[pid 22423] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22423, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22420] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22420, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22424 attached
, child_tidptr=0x555556efc5d0) = 22424
[pid 22424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22424] setpgid(0, 0)               = 0
[pid 22424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22424] write(3, "1000", 4)         = 4
[pid 22424] close(3)                    = 0
[  168.000756][T22416] vhci_hcd vhci_hcd.0: port 0 already used
[  168.033704][T22420] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22424] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22424] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22424] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22424] close(5)                    = 0
[pid 22424] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22427 attached
) = 22427
[pid 22424] tkill(22427, SIGSTOP)       = 0
[pid 22427] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22424, si_uid=65534} ---
[pid 22424] exit_group(0 <unfinished ...>
[pid 22427] --- stopped by SIGSTOP ---
[pid 22424] <... exit_group resumed>)   = ?
[pid 22424] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22427, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22428 attached
, child_tidptr=0x555556efc5d0) = 22428
[pid 22428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22428] setpgid(0, 0)               = 0
[pid 22428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22428] write(3, "1000", 4)         = 4
[pid 22428] close(3)                    = 0
[pid 22428] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22428] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22428] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22428] close(5)                    = 0
[pid 22428] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22431 attached
) = 22431
[pid 22428] tkill(22431, SIGSTOP)       = 0
[pid 22431] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22428, si_uid=65534} ---
[pid 22428] exit_group(0 <unfinished ...>
[pid 22431] --- stopped by SIGSTOP ---
[pid 22428] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22431, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22428] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22428, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22432 attached
, child_tidptr=0x555556efc5d0) = 22432
[pid 22432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22432] setpgid(0, 0)               = 0
[pid 22432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22432] write(3, "1000", 4)         = 4
[pid 22432] close(3)                    = 0
[pid 22432] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22432] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.073897][T22424] vhci_hcd vhci_hcd.0: port 0 already used
[  168.113707][T22428] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22432] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22432] close(5)                    = 0
[pid 22432] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22435 attached
) = 22435
[pid 22432] tkill(22435, SIGSTOP)       = 0
[pid 22432] exit_group(0)               = ?
[pid 22435] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22432, si_uid=65534} ---
[pid 22432] +++ exited with 0 +++
[pid 22435] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22432, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22436 attached
, child_tidptr=0x555556efc5d0) = 22436
[pid 22436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22436] setpgid(0, 0)               = 0
[pid 22436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22436] write(3, "1000", 4)         = 4
[pid 22436] close(3)                    = 0
[pid 22436] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22436] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22436] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22436] close(5)                    = 0
[pid 22436] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22439 attached
) = 22439
[pid 22436] tkill(22439, SIGSTOP)       = 0
[pid 22439] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22436, si_uid=65534} ---
[pid 22436] exit_group(0 <unfinished ...>
[pid 22439] --- stopped by SIGSTOP ---
[pid 22436] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22439, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22436] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22436, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22440 attached
, child_tidptr=0x555556efc5d0) = 22440
[pid 22440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22440] setpgid(0, 0)               = 0
[pid 22440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22440] write(3, "1000", 4)         = 4
[pid 22440] close(3)                    = 0
[pid 22440] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22440] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.147571][T22432] vhci_hcd vhci_hcd.0: port 0 already used
[  168.179272][T22436] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22440] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22440] close(5)                    = 0
[pid 22440] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22443 attached
) = 22443
[pid 22440] tkill(22443, SIGSTOP)       = 0
[pid 22443] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22440, si_uid=65534} ---
[pid 22440] exit_group(0 <unfinished ...>
[pid 22443] --- stopped by SIGSTOP ---
[pid 22440] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22443, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22440] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22440, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22444 attached
, child_tidptr=0x555556efc5d0) = 22444
[pid 22444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22444] setpgid(0, 0)               = 0
[pid 22444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22444] write(3, "1000", 4)         = 4
[pid 22444] close(3)                    = 0
[pid 22444] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22444] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22444] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22444] close(5)                    = 0
[pid 22444] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22447 attached
) = 22447
[pid 22444] tkill(22447, SIGSTOP)       = 0
[pid 22447] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22444, si_uid=65534} ---
[pid 22444] exit_group(0 <unfinished ...>
[pid 22447] --- stopped by SIGSTOP ---
[pid 22444] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22447, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22444] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22444, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22448 attached
, child_tidptr=0x555556efc5d0) = 22448
[pid 22448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22448] setpgid(0, 0)               = 0
[pid 22448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22448] write(3, "1000", 4)         = 4
[pid 22448] close(3)                    = 0
[pid 22448] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22448] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.213936][T22440] vhci_hcd vhci_hcd.0: port 0 already used
[  168.249725][T22444] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22448] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22448] close(5)                    = 0
[pid 22448] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22451 attached
) = 22451
[pid 22448] tkill(22451, SIGSTOP)       = 0
[pid 22451] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22448, si_uid=65534} ---
[pid 22448] exit_group(0 <unfinished ...>
[pid 22451] --- stopped by SIGSTOP ---
[pid 22448] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22451, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22448] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22448, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22452 attached
, child_tidptr=0x555556efc5d0) = 22452
[pid 22452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22452] setpgid(0, 0)               = 0
[pid 22452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22452] write(3, "1000", 4)         = 4
[pid 22452] close(3)                    = 0
[pid 22452] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22452] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22452] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22452] close(5)                    = 0
[pid 22452] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22455 attached
) = 22455
[pid 22452] tkill(22455, SIGSTOP)       = 0
[pid 22455] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22452, si_uid=65534} ---
[pid 22452] exit_group(0 <unfinished ...>
[pid 22455] --- stopped by SIGSTOP ---
[pid 22452] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22455, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22452] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22452, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22456 attached
, child_tidptr=0x555556efc5d0) = 22456
[pid 22456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22456] setpgid(0, 0)               = 0
[pid 22456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22456] write(3, "1000", 4)         = 4
[pid 22456] close(3)                    = 0
[pid 22456] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22456] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.284746][T22448] vhci_hcd vhci_hcd.0: port 0 already used
[  168.322300][T22452] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22456] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22456] close(5)                    = 0
[pid 22456] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22459 attached
) = 22459
[pid 22456] tkill(22459, SIGSTOP)       = 0
[pid 22459] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22456, si_uid=65534} ---
[pid 22456] exit_group(0 <unfinished ...>
[pid 22459] --- stopped by SIGSTOP ---
[pid 22456] <... exit_group resumed>)   = ?
[pid 22456] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22459, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22460 attached
, child_tidptr=0x555556efc5d0) = 22460
[pid 22460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22460] setpgid(0, 0)               = 0
[pid 22460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22460] write(3, "1000", 4)         = 4
[pid 22460] close(3)                    = 0
[pid 22460] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22460] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22460] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22460] close(5)                    = 0
[pid 22460] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22463 attached
) = 22463
[pid 22460] tkill(22463, SIGSTOP)       = 0
[pid 22463] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22460, si_uid=65534} ---
[pid 22460] exit_group(0 <unfinished ...>
[pid 22463] --- stopped by SIGSTOP ---
[pid 22460] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22463, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22460] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22460, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22464 attached
, child_tidptr=0x555556efc5d0) = 22464
[pid 22464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22464] setpgid(0, 0)               = 0
[pid 22464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22464] write(3, "1000", 4)         = 4
[pid 22464] close(3)                    = 0
[pid 22464] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22464] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.358433][T22456] vhci_hcd vhci_hcd.0: port 0 already used
[  168.394229][T22460] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22464] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22464] close(5)                    = 0
[pid 22464] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22467 attached
) = 22467
[pid 22464] tkill(22467, SIGSTOP)       = 0
[pid 22467] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22464, si_uid=65534} ---
[pid 22464] exit_group(0 <unfinished ...>
[pid 22467] --- stopped by SIGSTOP ---
[pid 22464] <... exit_group resumed>)   = ?
[pid 22464] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22467, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22468 attached
, child_tidptr=0x555556efc5d0) = 22468
[pid 22468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22468] setpgid(0, 0)               = 0
[pid 22468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22468] write(3, "1000", 4)         = 4
[pid 22468] close(3)                    = 0
[pid 22468] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22468] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22468] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22468] close(5)                    = 0
[pid 22468] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22471 attached
) = 22471
[pid 22468] tkill(22471, SIGSTOP)       = 0
[pid 22471] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22468, si_uid=65534} ---
[pid 22468] exit_group(0 <unfinished ...>
[pid 22471] --- stopped by SIGSTOP ---
[pid 22468] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22471, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22468] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22468, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22472 attached
, child_tidptr=0x555556efc5d0) = 22472
[pid 22472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22472] setpgid(0, 0)               = 0
[pid 22472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22472] write(3, "1000", 4)         = 4
[pid 22472] close(3)                    = 0
[pid 22472] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22472] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.429371][T22464] vhci_hcd vhci_hcd.0: port 0 already used
[  168.467236][T22468] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22472] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22472] close(5)                    = 0
[pid 22472] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22475 attached
) = 22475
[pid 22472] tkill(22475, SIGSTOP)       = 0
[pid 22475] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22472, si_uid=65534} ---
[pid 22472] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22475, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22475] --- stopped by SIGSTOP ---
[pid 22472] <... exit_group resumed>)   = ?
[pid 22472] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22472, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22476 attached
, child_tidptr=0x555556efc5d0) = 22476
[pid 22476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22476] setpgid(0, 0)               = 0
[pid 22476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22476] write(3, "1000", 4)         = 4
[pid 22476] close(3)                    = 0
[pid 22476] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22476] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22476] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22476] close(5)                    = 0
[pid 22476] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22479 attached
) = 22479
[pid 22476] tkill(22479, SIGSTOP)       = 0
[pid 22479] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22476, si_uid=65534} ---
[pid 22476] exit_group(0 <unfinished ...>
[pid 22479] --- stopped by SIGSTOP ---
[pid 22476] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22479, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22476] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22476, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22480 attached
, child_tidptr=0x555556efc5d0) = 22480
[pid 22480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22480] setpgid(0, 0)               = 0
[pid 22480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22480] write(3, "1000", 4)         = 4
[pid 22480] close(3)                    = 0
[pid 22480] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22480] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.502394][T22472] vhci_hcd vhci_hcd.0: port 0 already used
[  168.539408][T22476] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22480] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22480] close(5)                    = 0
[pid 22480] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22483 attached
) = 22483
[pid 22480] tkill(22483, SIGSTOP)       = 0
[pid 22480] exit_group(0 <unfinished ...>
[pid 22483] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22480, si_uid=65534} ---
[pid 22480] <... exit_group resumed>)   = ?
[pid 22483] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22483, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22480] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22480, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22484 attached
, child_tidptr=0x555556efc5d0) = 22484
[pid 22484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22484] setpgid(0, 0)               = 0
[pid 22484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22484] write(3, "1000", 4)         = 4
[pid 22484] close(3)                    = 0
[pid 22484] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22484] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22484] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22484] close(5)                    = 0
[pid 22484] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22487 attached
) = 22487
[pid 22484] tkill(22487, SIGSTOP)       = 0
[pid 22487] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22484, si_uid=65534} ---
[pid 22484] exit_group(0 <unfinished ...>
[pid 22487] --- stopped by SIGSTOP ---
[pid 22484] <... exit_group resumed>)   = ?
[pid 22484] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22487, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22488 attached
, child_tidptr=0x555556efc5d0) = 22488
[pid 22488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22488] setpgid(0, 0)               = 0
[pid 22488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22488] write(3, "1000", 4)         = 4
[pid 22488] close(3)                    = 0
[pid 22488] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22488] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.574871][T22480] vhci_hcd vhci_hcd.0: port 0 already used
[  168.610095][T22484] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22488] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22488] close(5)                    = 0
[pid 22488] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22491 attached
) = 22491
[pid 22488] tkill(22491, SIGSTOP)       = 0
[pid 22491] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22488, si_uid=65534} ---
[pid 22488] exit_group(0 <unfinished ...>
[pid 22491] --- stopped by SIGSTOP ---
[pid 22488] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22491, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22488] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22488, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22492 attached
, child_tidptr=0x555556efc5d0) = 22492
[pid 22492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22492] setpgid(0, 0)               = 0
[pid 22492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22492] write(3, "1000", 4)         = 4
[pid 22492] close(3)                    = 0
[pid 22492] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22492] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22492] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22492] close(5)                    = 0
[pid 22492] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22495 attached
) = 22495
[pid 22492] tkill(22495, SIGSTOP)       = 0
[pid 22495] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22492, si_uid=65534} ---
[pid 22492] exit_group(0 <unfinished ...>
[pid 22495] --- stopped by SIGSTOP ---
[pid 22492] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22495, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22492] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22492, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22496 attached
, child_tidptr=0x555556efc5d0) = 22496
[pid 22496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22496] setpgid(0, 0)               = 0
[pid 22496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22496] write(3, "1000", 4)         = 4
[pid 22496] close(3)                    = 0
[pid 22496] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22496] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.645817][T22488] vhci_hcd vhci_hcd.0: port 0 already used
[  168.685584][T22492] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22496] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22496] close(5)                    = 0
[pid 22496] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22499 attached
) = 22499
[pid 22496] tkill(22499, SIGSTOP)       = 0
[pid 22499] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22496, si_uid=65534} ---
[pid 22496] exit_group(0 <unfinished ...>
[pid 22499] --- stopped by SIGSTOP ---
[pid 22496] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22499, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22496] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22496, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22500 attached
, child_tidptr=0x555556efc5d0) = 22500
[pid 22500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22500] setpgid(0, 0)               = 0
[pid 22500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22500] write(3, "1000", 4)         = 4
[pid 22500] close(3)                    = 0
[pid 22500] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22500] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22500] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22500] close(5)                    = 0
[pid 22500] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22503 attached
) = 22503
[pid 22500] tkill(22503, SIGSTOP)       = 0
[pid 22503] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22500, si_uid=65534} ---
[pid 22500] exit_group(0 <unfinished ...>
[pid 22503] --- stopped by SIGSTOP ---
[pid 22500] <... exit_group resumed>)   = ?
[pid 22500] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22503, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22504 attached
, child_tidptr=0x555556efc5d0) = 22504
[pid 22504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22504] setpgid(0, 0)               = 0
[pid 22504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22504] write(3, "1000", 4)         = 4
[pid 22504] close(3)                    = 0
[pid 22504] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22504] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.720999][T22496] vhci_hcd vhci_hcd.0: port 0 already used
[  168.759016][T22500] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22504] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22504] close(5)                    = 0
[pid 22504] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22507 attached
) = 22507
[pid 22504] tkill(22507, SIGSTOP)       = 0
[pid 22507] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22504, si_uid=65534} ---
[pid 22504] exit_group(0 <unfinished ...>
[pid 22507] --- stopped by SIGSTOP ---
[pid 22504] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22507, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22504] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22504, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22508 attached
, child_tidptr=0x555556efc5d0) = 22508
[pid 22508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22508] setpgid(0, 0)               = 0
[pid 22508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22508] write(3, "1000", 4)         = 4
[pid 22508] close(3)                    = 0
[pid 22508] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22508] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22508] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22508] close(5)                    = 0
[pid 22508] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22511 attached
) = 22511
[pid 22508] tkill(22511, SIGSTOP)       = 0
[pid 22511] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22508, si_uid=65534} ---
[pid 22508] exit_group(0 <unfinished ...>
[pid 22511] --- stopped by SIGSTOP ---
[pid 22508] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22511, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22508] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22508, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22512 attached
, child_tidptr=0x555556efc5d0) = 22512
[pid 22512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22512] setpgid(0, 0)               = 0
[pid 22512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22512] write(3, "1000", 4)         = 4
[pid 22512] close(3)                    = 0
[pid 22512] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22512] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.795972][T22504] vhci_hcd vhci_hcd.0: port 0 already used
[  168.829102][T22508] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22512] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22512] close(5)                    = 0
[pid 22512] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22515 attached
) = 22515
[pid 22512] tkill(22515, SIGSTOP)       = 0
[pid 22512] exit_group(0 <unfinished ...>
[pid 22515] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22512, si_uid=65534} ---
[pid 22512] <... exit_group resumed>)   = ?
[pid 22515] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22515, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22512] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22512, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22516 attached
, child_tidptr=0x555556efc5d0) = 22516
[pid 22516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22516] setpgid(0, 0)               = 0
[pid 22516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22516] write(3, "1000", 4)         = 4
[pid 22516] close(3)                    = 0
[pid 22516] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22516] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22516] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22516] close(5)                    = 0
[pid 22516] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22519 attached
) = 22519
[pid 22516] tkill(22519, SIGSTOP)       = 0
[pid 22519] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22516, si_uid=65534} ---
[pid 22516] exit_group(0 <unfinished ...>
[pid 22519] --- stopped by SIGSTOP ---
[pid 22516] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22519, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22516] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22516, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22520 attached
, child_tidptr=0x555556efc5d0) = 22520
[pid 22520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22520] setpgid(0, 0)               = 0
[pid 22520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22520] write(3, "1000", 4)         = 4
[pid 22520] close(3)                    = 0
[pid 22520] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22520] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.865124][T22512] vhci_hcd vhci_hcd.0: port 0 already used
[  168.899265][T22516] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22520] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22520] close(5)                    = 0
[pid 22520] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22523 attached
) = 22523
[pid 22520] tkill(22523, SIGSTOP)       = 0
[pid 22523] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22520, si_uid=65534} ---
[pid 22520] exit_group(0)               = ?
[pid 22523] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22523, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22520] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22520, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22524 attached
, child_tidptr=0x555556efc5d0) = 22524
[pid 22524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22524] setpgid(0, 0)               = 0
[pid 22524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22524] write(3, "1000", 4)         = 4
[pid 22524] close(3)                    = 0
[pid 22524] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22524] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22524] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22524] close(5)                    = 0
[pid 22524] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22527 attached
) = 22527
[pid 22524] tkill(22527, SIGSTOP)       = 0
[pid 22527] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22524, si_uid=65534} ---
[pid 22524] exit_group(0 <unfinished ...>
[pid 22527] --- stopped by SIGSTOP ---
[pid 22524] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22527, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22524] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22524, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22528 attached
, child_tidptr=0x555556efc5d0) = 22528
[pid 22528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22528] setpgid(0, 0)               = 0
[pid 22528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22528] write(3, "1000", 4)         = 4
[pid 22528] close(3)                    = 0
[pid 22528] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22528] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  168.934594][T22520] vhci_hcd vhci_hcd.0: port 0 already used
[  168.974690][T22524] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22528] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22528] close(5)                    = 0
[pid 22528] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22531 attached
) = 22531
[pid 22528] tkill(22531, SIGSTOP)       = 0
[pid 22531] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22528, si_uid=65534} ---
[pid 22528] exit_group(0 <unfinished ...>
[pid 22531] --- stopped by SIGSTOP ---
[pid 22528] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22531, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22528] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22528, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22532 attached
, child_tidptr=0x555556efc5d0) = 22532
[pid 22532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22532] setpgid(0, 0)               = 0
[pid 22532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22532] write(3, "1000", 4)         = 4
[pid 22532] close(3)                    = 0
[pid 22532] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22532] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22532] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22532] close(5)                    = 0
[pid 22532] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22535 attached
) = 22535
[pid 22532] tkill(22535, SIGSTOP)       = 0
[pid 22535] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22532, si_uid=65534} ---
[pid 22532] exit_group(0 <unfinished ...>
[pid 22535] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22535, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22532] <... exit_group resumed>)   = ?
[pid 22532] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22532, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22536 attached
, child_tidptr=0x555556efc5d0) = 22536
[pid 22536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22536] setpgid(0, 0)               = 0
[pid 22536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22536] write(3, "1000", 4)         = 4
[pid 22536] close(3)                    = 0
[pid 22536] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22536] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.012151][T22528] vhci_hcd vhci_hcd.0: port 0 already used
[  169.051186][T22532] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22536] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22536] close(5)                    = 0
[pid 22536] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22539 attached
) = 22539
[pid 22536] tkill(22539, SIGSTOP)       = 0
[pid 22539] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22536, si_uid=65534} ---
[pid 22536] exit_group(0 <unfinished ...>
[pid 22539] --- stopped by SIGSTOP ---
[pid 22536] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22539, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22536] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22536, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22540 attached
, child_tidptr=0x555556efc5d0) = 22540
[pid 22540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22540] setpgid(0, 0)               = 0
[pid 22540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22540] write(3, "1000", 4)         = 4
[pid 22540] close(3)                    = 0
[pid 22540] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22540] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.094799][T22536] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22540] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22540] close(5)                    = 0
[pid 22540] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22543 attached
) = 22543
[pid 22540] tkill(22543, SIGSTOP)       = 0
[pid 22543] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22540, si_uid=65534} ---
[pid 22540] exit_group(0 <unfinished ...>
[pid 22543] --- stopped by SIGSTOP ---
[pid 22540] <... exit_group resumed>)   = ?
[pid 22540] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22543, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22544 attached
, child_tidptr=0x555556efc5d0) = 22544
[pid 22544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22544] setpgid(0, 0)               = 0
[pid 22544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22544] write(3, "1000", 4)         = 4
[pid 22544] close(3)                    = 0
[pid 22544] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22544] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22544] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22544] close(5)                    = 0
[pid 22544] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22547 attached
) = 22547
[pid 22544] tkill(22547, SIGSTOP)       = 0
[pid 22547] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22544, si_uid=65534} ---
[pid 22544] exit_group(0 <unfinished ...>
[pid 22547] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22547, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22544] <... exit_group resumed>)   = ?
[pid 22544] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22544, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22548 attached
, child_tidptr=0x555556efc5d0) = 22548
[pid 22548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22548] setpgid(0, 0)               = 0
[pid 22548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22548] write(3, "1000", 4)         = 4
[pid 22548] close(3)                    = 0
[pid 22548] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22548] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.135292][T22540] vhci_hcd vhci_hcd.0: port 0 already used
[  169.175193][T22544] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22548] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22548] close(5)                    = 0
[pid 22548] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22551 attached
) = 22551
[pid 22548] tkill(22551, SIGSTOP)       = 0
[pid 22551] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22548, si_uid=65534} ---
[pid 22548] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22551, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22551] --- stopped by SIGSTOP ---
[pid 22548] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22548, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22552 attached
, child_tidptr=0x555556efc5d0) = 22552
[pid 22552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22552] setpgid(0, 0)               = 0
[pid 22552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22552] write(3, "1000", 4)         = 4
[pid 22552] close(3)                    = 0
[pid 22552] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22552] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.213145][T22548] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22552] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22552] close(5)                    = 0
[pid 22552] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22555 attached
) = 22555
[pid 22552] tkill(22555, SIGSTOP)       = 0
[pid 22555] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22552, si_uid=65534} ---
[pid 22552] exit_group(0 <unfinished ...>
[pid 22555] --- stopped by SIGSTOP ---
[pid 22552] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22555, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22552] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22552, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22556 attached
, child_tidptr=0x555556efc5d0) = 22556
[pid 22556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22556] setpgid(0, 0)               = 0
[pid 22556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22556] write(3, "1000", 4)         = 4
[pid 22556] close(3)                    = 0
[pid 22556] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22556] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22556] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22556] close(5)                    = 0
[pid 22556] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22559 attached
) = 22559
[pid 22556] tkill(22559, SIGSTOP)       = 0
[pid 22559] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22556, si_uid=65534} ---
[pid 22556] exit_group(0 <unfinished ...>
[pid 22559] --- stopped by SIGSTOP ---
[pid 22556] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22559, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22556] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22556, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22560 attached
, child_tidptr=0x555556efc5d0) = 22560
[pid 22560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22560] setpgid(0, 0)               = 0
[pid 22560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22560] write(3, "1000", 4)         = 4
[pid 22560] close(3)                    = 0
[pid 22560] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22560] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.255626][T22552] vhci_hcd vhci_hcd.0: port 0 already used
[  169.295831][T22556] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22560] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22560] close(5)                    = 0
[pid 22560] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22563 attached
) = 22563
[pid 22560] tkill(22563, SIGSTOP)       = 0
[pid 22563] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22560, si_uid=65534} ---
[pid 22560] exit_group(0 <unfinished ...>
[pid 22563] --- stopped by SIGSTOP ---
[pid 22560] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22563, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22560] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22560, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22564 attached
, child_tidptr=0x555556efc5d0) = 22564
[pid 22564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22564] setpgid(0, 0)               = 0
[pid 22564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22564] write(3, "1000", 4)         = 4
[pid 22564] close(3)                    = 0
[pid 22564] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22564] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22564] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22564] close(5)                    = 0
[pid 22564] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22567 attached
) = 22567
[pid 22564] tkill(22567, SIGSTOP)       = 0
[pid 22564] exit_group(0 <unfinished ...>
[pid 22567] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22564, si_uid=65534} ---
[pid 22564] <... exit_group resumed>)   = ?
[pid 22567] --- stopped by SIGSTOP ---
[pid 22564] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22567, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22568 attached
, child_tidptr=0x555556efc5d0) = 22568
[pid 22568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22568] setpgid(0, 0)               = 0
[pid 22568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22568] write(3, "1000", 4)         = 4
[pid 22568] close(3)                    = 0
[pid 22568] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22568] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.330412][T22560] vhci_hcd vhci_hcd.0: port 0 already used
[  169.365409][T22564] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22568] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22568] close(5)                    = 0
[pid 22568] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22571 attached
) = 22571
[pid 22568] tkill(22571, SIGSTOP)       = 0
[pid 22571] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22568, si_uid=65534} ---
[pid 22568] exit_group(0 <unfinished ...>
[pid 22571] --- stopped by SIGSTOP ---
[pid 22568] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22571, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22568] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22568, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22572 attached
, child_tidptr=0x555556efc5d0) = 22572
[pid 22572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22572] setpgid(0, 0)               = 0
[pid 22572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22572] write(3, "1000", 4)         = 4
[pid 22572] close(3)                    = 0
[pid 22572] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22572] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22572] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22572] close(5)                    = 0
[pid 22572] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22575 attached
) = 22575
[pid 22572] tkill(22575, SIGSTOP)       = 0
[pid 22575] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22572, si_uid=65534} ---
[pid 22572] exit_group(0 <unfinished ...>
[pid 22575] --- stopped by SIGSTOP ---
[pid 22572] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22575, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22572] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22572, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22576 attached
, child_tidptr=0x555556efc5d0) = 22576
[pid 22576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22576] setpgid(0, 0)               = 0
[pid 22576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22576] write(3, "1000", 4)         = 4
[pid 22576] close(3)                    = 0
[pid 22576] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22576] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.398588][T22568] vhci_hcd vhci_hcd.0: port 0 already used
[  169.435174][T22572] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22576] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22576] close(5)                    = 0
[pid 22576] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22579 attached
) = 22579
[pid 22576] tkill(22579, SIGSTOP)       = 0
[pid 22579] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22576, si_uid=65534} ---
[pid 22576] exit_group(0 <unfinished ...>
[pid 22579] --- stopped by SIGSTOP ---
[pid 22576] <... exit_group resumed>)   = ?
[pid 22576] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22579, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22580 attached
, child_tidptr=0x555556efc5d0) = 22580
[pid 22580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22580] setpgid(0, 0)               = 0
[pid 22580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22580] write(3, "1000", 4)         = 4
[pid 22580] close(3)                    = 0
[pid 22580] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22580] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22580] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22580] close(5)                    = 0
[pid 22580] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22583 attached
) = 22583
[pid 22580] tkill(22583, SIGSTOP)       = 0
[pid 22583] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22580, si_uid=65534} ---
[pid 22580] exit_group(0 <unfinished ...>
[pid 22583] --- stopped by SIGSTOP ---
[pid 22580] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22583, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22580] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22580, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22584 attached
, child_tidptr=0x555556efc5d0) = 22584
[pid 22584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22584] setpgid(0, 0)               = 0
[pid 22584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22584] write(3, "1000", 4)         = 4
[pid 22584] close(3)                    = 0
[pid 22584] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22584] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.471581][T22576] vhci_hcd vhci_hcd.0: port 0 already used
[  169.508597][T22580] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22584] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22584] close(5)                    = 0
[pid 22584] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22587 attached
) = 22587
[pid 22584] tkill(22587, SIGSTOP)       = 0
[pid 22587] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22584, si_uid=65534} ---
[pid 22584] exit_group(0 <unfinished ...>
[pid 22587] --- stopped by SIGSTOP ---
[pid 22584] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22587, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22584] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22584, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22588 attached
, child_tidptr=0x555556efc5d0) = 22588
[pid 22588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22588] setpgid(0, 0)               = 0
[pid 22588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22588] write(3, "1000", 4)         = 4
[pid 22588] close(3)                    = 0
[pid 22588] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22588] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22588] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22588] close(5)                    = 0
[pid 22588] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22591 attached
) = 22591
[pid 22588] tkill(22591, SIGSTOP)       = 0
[pid 22588] exit_group(0 <unfinished ...>
[pid 22591] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22588, si_uid=65534} ---
[pid 22588] <... exit_group resumed>)   = ?
[pid 22591] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22591, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22588] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22588, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22592 attached
, child_tidptr=0x555556efc5d0) = 22592
[pid 22592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22592] setpgid(0, 0)               = 0
[pid 22592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22592] write(3, "1000", 4)         = 4
[pid 22592] close(3)                    = 0
[pid 22592] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22592] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.544606][T22584] vhci_hcd vhci_hcd.0: port 0 already used
[  169.582063][T22588] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22592] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22592] close(5)                    = 0
[pid 22592] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22595 attached
) = 22595
[pid 22592] tkill(22595, SIGSTOP)       = 0
[pid 22592] exit_group(0 <unfinished ...>
[pid 22595] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22592, si_uid=65534} ---
[pid 22592] <... exit_group resumed>)   = ?
[pid 22595] --- stopped by SIGSTOP ---
[pid 22592] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22595, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22596 attached
, child_tidptr=0x555556efc5d0) = 22596
[pid 22596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22596] setpgid(0, 0)               = 0
[pid 22596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22596] write(3, "1000", 4)         = 4
[pid 22596] close(3)                    = 0
[pid 22596] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22596] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22596] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22596] close(5)                    = 0
[pid 22596] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22599 attached
) = 22599
[pid 22596] tkill(22599, SIGSTOP)       = 0
[pid 22596] exit_group(0 <unfinished ...>
[pid 22599] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22596, si_uid=65534} ---
[pid 22596] <... exit_group resumed>)   = ?
[pid 22599] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22599, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22596] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22596, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22600 attached
, child_tidptr=0x555556efc5d0) = 22600
[pid 22600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22600] setpgid(0, 0)               = 0
[pid 22600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22600] write(3, "1000", 4)         = 4
[pid 22600] close(3)                    = 0
[pid 22600] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22600] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.621027][T22592] vhci_hcd vhci_hcd.0: port 0 already used
[  169.657513][T22596] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22600] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22600] close(5)                    = 0
[pid 22600] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22603 attached
) = 22603
[pid 22600] tkill(22603, SIGSTOP)       = 0
[pid 22603] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22600, si_uid=65534} ---
[pid 22600] exit_group(0 <unfinished ...>
[pid 22603] --- stopped by SIGSTOP ---
[pid 22600] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22603, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22600] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22600, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22604 attached
, child_tidptr=0x555556efc5d0) = 22604
[pid 22604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22604] setpgid(0, 0)               = 0
[pid 22604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22604] write(3, "1000", 4)         = 4
[pid 22604] close(3)                    = 0
[pid 22604] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22604] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22604] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22604] close(5)                    = 0
[pid 22604] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22607 attached
) = 22607
[pid 22604] tkill(22607, SIGSTOP)       = 0
[pid 22604] exit_group(0 <unfinished ...>
[pid 22607] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22604, si_uid=65534} ---
[pid 22604] <... exit_group resumed>)   = ?
[pid 22607] --- stopped by SIGSTOP ---
[pid 22604] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22607, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22608 attached
, child_tidptr=0x555556efc5d0) = 22608
[pid 22608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22608] setpgid(0, 0)               = 0
[pid 22608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22608] write(3, "1000", 4)         = 4
[pid 22608] close(3)                    = 0
[pid 22608] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22608] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.694841][T22600] vhci_hcd vhci_hcd.0: port 0 already used
[  169.734076][T22604] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22608] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22608] close(5)                    = 0
[pid 22608] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22611 attached
) = 22611
[pid 22608] tkill(22611, SIGSTOP)       = 0
[pid 22608] exit_group(0 <unfinished ...>
[pid 22611] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22608, si_uid=65534} ---
[pid 22608] <... exit_group resumed>)   = ?
[pid 22608] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22608, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 22611] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22612 attached
, child_tidptr=0x555556efc5d0) = 22612
[pid 22612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22612] setpgid(0, 0)               = 0
[pid 22612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22612] write(3, "1000", 4)         = 4
[pid 22612] close(3)                    = 0
[pid 22612] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22612] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22612] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22612] close(5)                    = 0
[pid 22612] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22615 attached
) = 22615
[pid 22612] tkill(22615, SIGSTOP)       = 0
[pid 22615] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22612, si_uid=65534} ---
[pid 22612] exit_group(0 <unfinished ...>
[pid 22615] --- stopped by SIGSTOP ---
[pid 22612] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22615, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22612] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22612, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22616 attached
, child_tidptr=0x555556efc5d0) = 22616
[pid 22616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22616] setpgid(0, 0)               = 0
[pid 22616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22616] write(3, "1000", 4)         = 4
[pid 22616] close(3)                    = 0
[pid 22616] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22616] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.776435][T22608] vhci_hcd vhci_hcd.0: port 0 already used
[  169.816516][T22612] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22616] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22616] close(5)                    = 0
[pid 22616] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22619 attached
) = 22619
[pid 22616] tkill(22619, SIGSTOP)       = 0
[pid 22619] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22616, si_uid=65534} ---
[pid 22616] exit_group(0 <unfinished ...>
[pid 22619] --- stopped by SIGSTOP ---
[pid 22616] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22619, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22616] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22616, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22620 attached
, child_tidptr=0x555556efc5d0) = 22620
[pid 22620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22620] setpgid(0, 0)               = 0
[pid 22620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22620] write(3, "1000", 4)         = 4
[pid 22620] close(3)                    = 0
[pid 22620] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22620] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22620] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22620] close(5)                    = 0
[pid 22620] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22623 attached
) = 22623
[pid 22620] tkill(22623, SIGSTOP)       = 0
[pid 22623] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22620, si_uid=65534} ---
[pid 22620] exit_group(0 <unfinished ...>
[pid 22623] --- stopped by SIGSTOP ---
[pid 22620] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22623, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22620] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22620, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22624 attached
, child_tidptr=0x555556efc5d0) = 22624
[pid 22624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22624] setpgid(0, 0)               = 0
[pid 22624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22624] write(3, "1000", 4)         = 4
[pid 22624] close(3)                    = 0
[pid 22624] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22624] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.857148][T22616] vhci_hcd vhci_hcd.0: port 0 already used
[  169.895314][T22620] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22624] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22624] close(5)                    = 0
[pid 22624] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22627 attached
) = 22627
[pid 22624] tkill(22627, SIGSTOP)       = 0
[pid 22624] exit_group(0 <unfinished ...>
[pid 22627] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22624, si_uid=65534} ---
[pid 22624] <... exit_group resumed>)   = ?
[pid 22627] --- stopped by SIGSTOP ---
[pid 22624] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22627, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22628 attached
, child_tidptr=0x555556efc5d0) = 22628
[pid 22628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22628] setpgid(0, 0)               = 0
[pid 22628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22628] write(3, "1000", 4)         = 4
[pid 22628] close(3)                    = 0
[pid 22628] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22628] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22628] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22628] close(5)                    = 0
[pid 22628] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22631 attached
) = 22631
[pid 22628] tkill(22631, SIGSTOP)       = 0
[pid 22631] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22628, si_uid=65534} ---
[pid 22628] exit_group(0 <unfinished ...>
[pid 22631] --- stopped by SIGSTOP ---
[pid 22628] <... exit_group resumed>)   = ?
[pid 22628] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22631, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22632 attached
, child_tidptr=0x555556efc5d0) = 22632
[pid 22632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22632] setpgid(0, 0)               = 0
[pid 22632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22632] write(3, "1000", 4)         = 4
[pid 22632] close(3)                    = 0
[pid 22632] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22632] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  169.932179][T22624] vhci_hcd vhci_hcd.0: port 0 already used
[  169.968061][T22628] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22632] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22632] close(5)                    = 0
[pid 22632] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22635 attached
) = 22635
[pid 22632] tkill(22635, SIGSTOP)       = 0
[pid 22632] exit_group(0 <unfinished ...>
[pid 22635] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22632, si_uid=65534} ---
[pid 22632] <... exit_group resumed>)   = ?
[pid 22635] --- stopped by SIGSTOP ---
[pid 22632] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22635, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22636 attached
, child_tidptr=0x555556efc5d0) = 22636
[pid 22636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22636] setpgid(0, 0)               = 0
[pid 22636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22636] write(3, "1000", 4)         = 4
[pid 22636] close(3)                    = 0
[pid 22636] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22636] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22636] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22636] close(5)                    = 0
[pid 22636] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22639 attached
) = 22639
[pid 22636] tkill(22639, SIGSTOP)       = 0
[pid 22639] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22636, si_uid=65534} ---
[pid 22636] exit_group(0 <unfinished ...>
[pid 22639] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22639, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22636] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22636] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22636, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22640 attached
, child_tidptr=0x555556efc5d0) = 22640
[pid 22640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22640] setpgid(0, 0)               = 0
[pid 22640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22640] write(3, "1000", 4)         = 4
[pid 22640] close(3)                    = 0
[pid 22640] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22640] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.004980][T22632] vhci_hcd vhci_hcd.0: port 0 already used
[  170.041225][T22636] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22640] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22640] close(5)                    = 0
[pid 22640] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22643 attached
) = 22643
[pid 22640] tkill(22643, SIGSTOP)       = 0
[pid 22643] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22640, si_uid=65534} ---
[pid 22640] exit_group(0 <unfinished ...>
[pid 22643] --- stopped by SIGSTOP ---
[pid 22640] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22643, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22640] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22640, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22644 attached
, child_tidptr=0x555556efc5d0) = 22644
[pid 22644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22644] setpgid(0, 0)               = 0
[pid 22644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22644] write(3, "1000", 4)         = 4
[pid 22644] close(3)                    = 0
[pid 22644] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22644] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22644] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22644] close(5)                    = 0
[pid 22644] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22647 attached
) = 22647
[pid 22644] tkill(22647, SIGSTOP)       = 0
[pid 22647] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22644, si_uid=65534} ---
[pid 22644] exit_group(0 <unfinished ...>
[pid 22647] --- stopped by SIGSTOP ---
[pid 22644] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22647, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22644] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22644, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22648 attached
, child_tidptr=0x555556efc5d0) = 22648
[pid 22648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22648] setpgid(0, 0)               = 0
[pid 22648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22648] write(3, "1000", 4)         = 4
[pid 22648] close(3)                    = 0
[pid 22648] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22648] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.074327][T22640] vhci_hcd vhci_hcd.0: port 0 already used
[  170.109032][T22644] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22648] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22648] close(5)                    = 0
[pid 22648] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22651 attached
) = 22651
[pid 22648] tkill(22651, SIGSTOP)       = 0
[pid 22651] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22648, si_uid=65534} ---
[pid 22648] exit_group(0 <unfinished ...>
[pid 22651] --- stopped by SIGSTOP ---
[pid 22648] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22651, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22648] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22648, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22652 attached
, child_tidptr=0x555556efc5d0) = 22652
[pid 22652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22652] setpgid(0, 0)               = 0
[pid 22652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22652] write(3, "1000", 4)         = 4
[pid 22652] close(3)                    = 0
[pid 22652] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22652] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22652] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22652] close(5)                    = 0
[pid 22652] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22655 attached
) = 22655
[pid 22652] tkill(22655, SIGSTOP)       = 0
[pid 22652] exit_group(0 <unfinished ...>
[pid 22655] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22652, si_uid=65534} ---
[pid 22652] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22655, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22655] --- stopped by SIGSTOP ---
[pid 22652] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22652, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22656 attached
, child_tidptr=0x555556efc5d0) = 22656
[pid 22656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22656] setpgid(0, 0)               = 0
[pid 22656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22656] write(3, "1000", 4)         = 4
[pid 22656] close(3)                    = 0
[pid 22656] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22656] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.142146][T22648] vhci_hcd vhci_hcd.0: port 0 already used
[  170.176455][T22652] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22656] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22656] close(5)                    = 0
[pid 22656] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22659 attached
) = 22659
[pid 22656] tkill(22659, SIGSTOP)       = 0
[pid 22659] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22656, si_uid=65534} ---
[pid 22656] exit_group(0 <unfinished ...>
[pid 22659] --- stopped by SIGSTOP ---
[pid 22656] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22659, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22656] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22656, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22660 attached
, child_tidptr=0x555556efc5d0) = 22660
[pid 22660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22660] setpgid(0, 0)               = 0
[pid 22660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22660] write(3, "1000", 4)         = 4
[pid 22660] close(3)                    = 0
[pid 22660] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22660] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22660] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22660] close(5)                    = 0
[pid 22660] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22663 attached
) = 22663
[pid 22660] tkill(22663, SIGSTOP)       = 0
[pid 22663] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22660, si_uid=65534} ---
[pid 22660] exit_group(0 <unfinished ...>
[pid 22663] --- stopped by SIGSTOP ---
[pid 22660] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22663, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22660] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22660, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22664 attached
, child_tidptr=0x555556efc5d0) = 22664
[pid 22664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22664] setpgid(0, 0)               = 0
[pid 22664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22664] write(3, "1000", 4)         = 4
[pid 22664] close(3)                    = 0
[pid 22664] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22664] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.210964][T22656] vhci_hcd vhci_hcd.0: port 0 already used
[  170.246534][T22660] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22664] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22664] close(5)                    = 0
[pid 22664] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22667 attached
) = 22667
[pid 22664] tkill(22667, SIGSTOP)       = 0
[pid 22667] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22664, si_uid=65534} ---
[pid 22664] exit_group(0 <unfinished ...>
[pid 22667] --- stopped by SIGSTOP ---
[pid 22664] <... exit_group resumed>)   = ?
[pid 22664] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22667, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22668 attached
, child_tidptr=0x555556efc5d0) = 22668
[pid 22668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22668] setpgid(0, 0)               = 0
[pid 22668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22668] write(3, "1000", 4)         = 4
[pid 22668] close(3)                    = 0
[pid 22668] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22668] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22668] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22668] close(5)                    = 0
[pid 22668] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22671 attached
) = 22671
[pid 22668] tkill(22671, SIGSTOP)       = 0
[pid 22671] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22668, si_uid=65534} ---
[pid 22668] exit_group(0 <unfinished ...>
[pid 22671] --- stopped by SIGSTOP ---
[pid 22668] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22671, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22668] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22668, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22672 attached
, child_tidptr=0x555556efc5d0) = 22672
[pid 22672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22672] setpgid(0, 0)               = 0
[pid 22672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22672] write(3, "1000", 4)         = 4
[pid 22672] close(3)                    = 0
[pid 22672] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22672] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.281159][T22664] vhci_hcd vhci_hcd.0: port 0 already used
[  170.317601][T22668] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22672] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22672] close(5)                    = 0
[pid 22672] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22675 attached
) = 22675
[pid 22672] tkill(22675, SIGSTOP)       = 0
[pid 22675] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22672, si_uid=65534} ---
[pid 22672] exit_group(0 <unfinished ...>
[pid 22675] --- stopped by SIGSTOP ---
[pid 22672] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22675, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22672] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22672, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22676 attached
, child_tidptr=0x555556efc5d0) = 22676
[pid 22676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22676] setpgid(0, 0)               = 0
[pid 22676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22676] write(3, "1000", 4)         = 4
[pid 22676] close(3)                    = 0
[pid 22676] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22676] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22676] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22676] close(5)                    = 0
[pid 22676] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22679 attached
) = 22679
[pid 22676] tkill(22679, SIGSTOP)       = 0
[pid 22679] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22676, si_uid=65534} ---
[pid 22676] exit_group(0 <unfinished ...>
[pid 22679] --- stopped by SIGSTOP ---
[pid 22676] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22679, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22676] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22676, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22680 attached
, child_tidptr=0x555556efc5d0) = 22680
[pid 22680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22680] setpgid(0, 0)               = 0
[pid 22680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22680] write(3, "1000", 4)         = 4
[pid 22680] close(3)                    = 0
[pid 22680] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22680] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.353007][T22672] vhci_hcd vhci_hcd.0: port 0 already used
[  170.387749][T22676] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22680] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22680] close(5)                    = 0
[pid 22680] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22683 attached
) = 22683
[pid 22680] tkill(22683, SIGSTOP)       = 0
[pid 22683] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22680, si_uid=65534} ---
[pid 22680] exit_group(0)               = ?
[pid 22683] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22683, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22680] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22680, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22684 attached
, child_tidptr=0x555556efc5d0) = 22684
[pid 22684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22684] setpgid(0, 0)               = 0
[pid 22684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22684] write(3, "1000", 4)         = 4
[pid 22684] close(3)                    = 0
[pid 22684] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22684] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22684] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22684] close(5)                    = 0
[pid 22684] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22687 attached
) = 22687
[pid 22684] tkill(22687, SIGSTOP)       = 0
[pid 22687] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22684, si_uid=65534} ---
[pid 22684] exit_group(0 <unfinished ...>
[pid 22687] --- stopped by SIGSTOP ---
[pid 22684] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22687, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22684] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22684, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22688 attached
, child_tidptr=0x555556efc5d0) = 22688
[pid 22688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22688] setpgid(0, 0)               = 0
[pid 22688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22688] write(3, "1000", 4)         = 4
[pid 22688] close(3)                    = 0
[pid 22688] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22688] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.423566][T22680] vhci_hcd vhci_hcd.0: port 0 already used
[  170.460306][T22684] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22688] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22688] close(5)                    = 0
[pid 22688] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22691 attached
) = 22691
[pid 22688] tkill(22691, SIGSTOP)       = 0
[pid 22691] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22688, si_uid=65534} ---
[pid 22688] exit_group(0 <unfinished ...>
[pid 22691] --- stopped by SIGSTOP ---
[pid 22688] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22691, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22688] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22688, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22692 attached
, child_tidptr=0x555556efc5d0) = 22692
[pid 22692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22692] setpgid(0, 0)               = 0
[pid 22692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22692] write(3, "1000", 4)         = 4
[pid 22692] close(3)                    = 0
[pid 22692] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22692] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22692] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22692] close(5)                    = 0
[pid 22692] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22695 attached
) = 22695
[pid 22692] tkill(22695, SIGSTOP)       = 0
[pid 22692] exit_group(0)               = ?
[pid 22695] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22692, si_uid=65534} ---
[pid 22692] +++ exited with 0 +++
[pid 22695] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22692, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22696 attached
, child_tidptr=0x555556efc5d0) = 22696
[pid 22696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22696] setpgid(0, 0)               = 0
[pid 22696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22696] write(3, "1000", 4)         = 4
[pid 22696] close(3)                    = 0
[pid 22696] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22696] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.495433][T22688] vhci_hcd vhci_hcd.0: port 0 already used
[  170.529433][T22692] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22696] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22696] close(5)                    = 0
[pid 22696] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22699 attached
) = 22699
[pid 22696] tkill(22699, SIGSTOP)       = 0
[pid 22699] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22696, si_uid=65534} ---
[pid 22696] exit_group(0 <unfinished ...>
[pid 22699] --- stopped by SIGSTOP ---
[pid 22696] <... exit_group resumed>)   = ?
[pid 22696] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22699, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22700 attached
, child_tidptr=0x555556efc5d0) = 22700
[pid 22700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22700] setpgid(0, 0)               = 0
[pid 22700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22700] write(3, "1000", 4)         = 4
[pid 22700] close(3)                    = 0
[pid 22700] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22700] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22700] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22700] close(5)                    = 0
[pid 22700] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22703 attached
) = 22703
[pid 22700] tkill(22703, SIGSTOP)       = 0
[pid 22703] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22700, si_uid=65534} ---
[pid 22700] exit_group(0 <unfinished ...>
[pid 22703] --- stopped by SIGSTOP ---
[pid 22700] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22703, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22700] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22700, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22704 attached
, child_tidptr=0x555556efc5d0) = 22704
[pid 22704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22704] setpgid(0, 0)               = 0
[pid 22704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22704] write(3, "1000", 4)         = 4
[pid 22704] close(3)                    = 0
[pid 22704] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22704] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.564798][T22696] vhci_hcd vhci_hcd.0: port 0 already used
[  170.600335][T22700] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22704] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22704] close(5)                    = 0
[pid 22704] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22707 attached
) = 22707
[pid 22704] tkill(22707, SIGSTOP)       = 0
[pid 22704] exit_group(0 <unfinished ...>
[pid 22707] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22704, si_uid=65534} ---
[pid 22704] <... exit_group resumed>)   = ?
[pid 22707] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22707, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22704] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22704, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22708 attached
, child_tidptr=0x555556efc5d0) = 22708
[pid 22708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22708] setpgid(0, 0)               = 0
[pid 22708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22708] write(3, "1000", 4)         = 4
[pid 22708] close(3)                    = 0
[pid 22708] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22708] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.637850][T22704] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22708] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22708] close(5)                    = 0
[pid 22708] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22711 attached
) = 22711
[pid 22708] tkill(22711, SIGSTOP)       = 0
[pid 22708] exit_group(0 <unfinished ...>
[pid 22711] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22708, si_uid=65534} ---
[pid 22708] <... exit_group resumed>)   = ?
[pid 22711] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22711, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22708] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22708, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22712 attached
, child_tidptr=0x555556efc5d0) = 22712
[pid 22712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22712] setpgid(0, 0)               = 0
[pid 22712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22712] write(3, "1000", 4)         = 4
[pid 22712] close(3)                    = 0
[pid 22712] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22712] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22712] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22712] close(5)                    = 0
[pid 22712] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22715 attached
) = 22715
[pid 22712] tkill(22715, SIGSTOP)       = 0
[pid 22712] exit_group(0 <unfinished ...>
[pid 22715] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22712, si_uid=65534} ---
[pid 22712] <... exit_group resumed>)   = ?
[pid 22715] --- stopped by SIGSTOP ---
[pid 22712] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22715, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22716 attached
, child_tidptr=0x555556efc5d0) = 22716
[pid 22716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22716] setpgid(0, 0)               = 0
[pid 22716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22716] write(3, "1000", 4)         = 4
[pid 22716] close(3)                    = 0
[pid 22716] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22716] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.679351][T22708] vhci_hcd vhci_hcd.0: port 0 already used
[  170.715931][T22712] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22716] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22716] close(5)                    = 0
[pid 22716] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22719 attached
) = 22719
[pid 22716] tkill(22719, SIGSTOP)       = 0
[pid 22716] exit_group(0 <unfinished ...>
[pid 22719] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22716, si_uid=65534} ---
[pid 22716] <... exit_group resumed>)   = ?
[pid 22719] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22719, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22716] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22716, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22720 attached
, child_tidptr=0x555556efc5d0) = 22720
[pid 22720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22720] setpgid(0, 0)               = 0
[pid 22720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22720] write(3, "1000", 4)         = 4
[pid 22720] close(3)                    = 0
[pid 22720] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22720] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22720] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22720] close(5)                    = 0
[pid 22720] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22723 attached
) = 22723
[pid 22720] tkill(22723, SIGSTOP)       = 0
[pid 22720] exit_group(0 <unfinished ...>
[pid 22723] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22720, si_uid=65534} ---
[pid 22720] <... exit_group resumed>)   = ?
[pid 22723] --- stopped by SIGSTOP ---
[pid 22720] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22723, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22724 attached
, child_tidptr=0x555556efc5d0) = 22724
[pid 22724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22724] setpgid(0, 0)               = 0
[pid 22724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22724] write(3, "1000", 4)         = 4
[pid 22724] close(3)                    = 0
[pid 22724] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22724] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.753418][T22716] vhci_hcd vhci_hcd.0: port 0 already used
[  170.791522][T22720] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22724] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22724] close(5)                    = 0
[pid 22724] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22727 attached
) = 22727
[pid 22724] tkill(22727, SIGSTOP)       = 0
[pid 22727] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22724, si_uid=65534} ---
[pid 22724] exit_group(0 <unfinished ...>
[pid 22727] --- stopped by SIGSTOP ---
[pid 22724] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22727, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22724] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22724, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22728 attached
, child_tidptr=0x555556efc5d0) = 22728
[pid 22728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22728] setpgid(0, 0)               = 0
[pid 22728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22728] write(3, "1000", 4)         = 4
[pid 22728] close(3)                    = 0
[pid 22728] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22728] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.827035][T22724] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22728] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22728] close(5)                    = 0
[pid 22728] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22731 attached
) = 22731
[pid 22728] tkill(22731, SIGSTOP)       = 0
[pid 22731] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22728, si_uid=65534} ---
[pid 22728] exit_group(0 <unfinished ...>
[pid 22731] --- stopped by SIGSTOP ---
[pid 22728] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22731, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22728] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22728, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22732 attached
, child_tidptr=0x555556efc5d0) = 22732
[pid 22732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22732] setpgid(0, 0)               = 0
[pid 22732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22732] write(3, "1000", 4)         = 4
[pid 22732] close(3)                    = 0
[pid 22732] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22732] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22732] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22732] close(5)                    = 0
[pid 22732] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22735 attached
) = 22735
[pid 22732] tkill(22735, SIGSTOP)       = 0
[pid 22735] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22732, si_uid=65534} ---
[pid 22732] exit_group(0 <unfinished ...>
[pid 22735] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22735, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22732] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22732] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22732, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22736 attached
, child_tidptr=0x555556efc5d0) = 22736
[pid 22736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22736] setpgid(0, 0)               = 0
[pid 22736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22736] write(3, "1000", 4)         = 4
[pid 22736] close(3)                    = 0
[pid 22736] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22736] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.867275][T22728] vhci_hcd vhci_hcd.0: port 0 already used
[  170.905925][T22732] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22736] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22736] close(5)                    = 0
[pid 22736] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22739 attached
) = 22739
[pid 22736] tkill(22739, SIGSTOP)       = 0
[pid 22739] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22736, si_uid=65534} ---
[pid 22736] exit_group(0 <unfinished ...>
[pid 22739] --- stopped by SIGSTOP ---
[pid 22736] <... exit_group resumed>)   = ?
[pid 22736] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22739, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22740 attached
, child_tidptr=0x555556efc5d0) = 22740
[pid 22740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22740] setpgid(0, 0)               = 0
[pid 22740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22740] write(3, "1000", 4)         = 4
[pid 22740] close(3)                    = 0
[pid 22740] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22740] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22740] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22740] close(5)                    = 0
[pid 22740] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22743 attached
) = 22743
[pid 22740] tkill(22743, SIGSTOP)       = 0
[pid 22743] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22740, si_uid=65534} ---
[pid 22740] exit_group(0 <unfinished ...>
[pid 22743] --- stopped by SIGSTOP ---
[pid 22740] <... exit_group resumed>)   = ?
[pid 22740] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22743, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22744 attached
, child_tidptr=0x555556efc5d0) = 22744
[pid 22744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22744] setpgid(0, 0)               = 0
[pid 22744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22744] write(3, "1000", 4)         = 4
[pid 22744] close(3)                    = 0
[pid 22744] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22744] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  170.945664][T22736] vhci_hcd vhci_hcd.0: port 0 already used
[  170.983356][T22740] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22744] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22744] close(5)                    = 0
[pid 22744] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22747 attached
) = 22747
[pid 22744] tkill(22747, SIGSTOP)       = 0
[pid 22747] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22744, si_uid=65534} ---
[pid 22744] exit_group(0 <unfinished ...>
[pid 22747] --- stopped by SIGSTOP ---
[pid 22744] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22747, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22744] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22744, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22748 attached
, child_tidptr=0x555556efc5d0) = 22748
[pid 22748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22748] setpgid(0, 0)               = 0
[pid 22748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22748] write(3, "1000", 4)         = 4
[pid 22748] close(3)                    = 0
[pid 22748] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22748] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22748] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22748] close(5)                    = 0
[pid 22748] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22751 attached
) = 22751
[pid 22748] tkill(22751, SIGSTOP)       = 0
[pid 22751] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22748, si_uid=65534} ---
[pid 22748] exit_group(0 <unfinished ...>
[pid 22751] --- stopped by SIGSTOP ---
[pid 22748] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22751, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22748] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22748, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22752 attached
, child_tidptr=0x555556efc5d0) = 22752
[pid 22752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22752] setpgid(0, 0)               = 0
[pid 22752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22752] write(3, "1000", 4)         = 4
[pid 22752] close(3)                    = 0
[pid 22752] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22752] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.027909][T22744] vhci_hcd vhci_hcd.0: port 0 already used
[  171.067171][T22748] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22752] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22752] close(5)                    = 0
[pid 22752] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22755 attached
) = 22755
[pid 22752] tkill(22755, SIGSTOP)       = 0
[pid 22755] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22752, si_uid=65534} ---
[pid 22752] exit_group(0 <unfinished ...>
[pid 22755] --- stopped by SIGSTOP ---
[pid 22752] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22755, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22752] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22752, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22756 attached
, child_tidptr=0x555556efc5d0) = 22756
[pid 22756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22756] setpgid(0, 0)               = 0
[pid 22756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22756] write(3, "1000", 4)         = 4
[pid 22756] close(3)                    = 0
[pid 22756] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22756] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.105421][T22752] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22756] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22756] close(5)                    = 0
[pid 22756] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22759 attached
) = 22759
[pid 22756] tkill(22759, SIGSTOP)       = 0
[pid 22759] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22756, si_uid=65534} ---
[pid 22756] exit_group(0 <unfinished ...>
[pid 22759] --- stopped by SIGSTOP ---
[pid 22756] <... exit_group resumed>)   = ?
[pid 22756] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22759, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22760 attached
, child_tidptr=0x555556efc5d0) = 22760
[pid 22760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22760] setpgid(0, 0)               = 0
[pid 22760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22760] write(3, "1000", 4)         = 4
[pid 22760] close(3)                    = 0
[pid 22760] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22760] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22760] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22760] close(5)                    = 0
[pid 22760] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22763 attached
) = 22763
[pid 22760] tkill(22763, SIGSTOP)       = 0
[pid 22760] exit_group(0)               = ?
[pid 22763] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22760, si_uid=65534} ---
[pid 22760] +++ exited with 0 +++
[pid 22763] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22760, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22764 attached
, child_tidptr=0x555556efc5d0) = 22764
[pid 22764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22764] setpgid(0, 0)               = 0
[pid 22764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22764] write(3, "1000", 4)         = 4
[pid 22764] close(3)                    = 0
[pid 22764] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22764] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.146132][T22756] vhci_hcd vhci_hcd.0: port 0 already used
[  171.181653][T22760] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22764] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22764] close(5)                    = 0
[pid 22764] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22767 attached
) = 22767
[pid 22764] tkill(22767, SIGSTOP)       = 0
[pid 22767] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22764, si_uid=65534} ---
[pid 22764] exit_group(0 <unfinished ...>
[pid 22767] --- stopped by SIGSTOP ---
[pid 22764] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22767, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22764] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22764, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22768 attached
, child_tidptr=0x555556efc5d0) = 22768
[pid 22768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22768] setpgid(0, 0)               = 0
[pid 22768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22768] write(3, "1000", 4)         = 4
[pid 22768] close(3)                    = 0
[pid 22768] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22768] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22768] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22768] close(5)                    = 0
[pid 22768] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22771 attached
) = 22771
[pid 22768] tkill(22771, SIGSTOP)       = 0
[pid 22771] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22768, si_uid=65534} ---
[pid 22768] exit_group(0 <unfinished ...>
[pid 22771] --- stopped by SIGSTOP ---
[pid 22768] <... exit_group resumed>)   = ?
[pid 22768] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22771, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22772 attached
, child_tidptr=0x555556efc5d0) = 22772
[pid 22772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22772] setpgid(0, 0)               = 0
[pid 22772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22772] write(3, "1000", 4)         = 4
[pid 22772] close(3)                    = 0
[pid 22772] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22772] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.214335][T22764] vhci_hcd vhci_hcd.0: port 0 already used
[  171.249928][T22768] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22772] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22772] close(5)                    = 0
[pid 22772] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22775 attached
) = 22775
[pid 22772] tkill(22775, SIGSTOP)       = 0
[pid 22775] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22772, si_uid=65534} ---
[pid 22772] exit_group(0 <unfinished ...>
[pid 22775] --- stopped by SIGSTOP ---
[pid 22772] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22775, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22772] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22772, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22776 attached
, child_tidptr=0x555556efc5d0) = 22776
[pid 22776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22776] setpgid(0, 0)               = 0
[pid 22776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22776] write(3, "1000", 4)         = 4
[pid 22776] close(3)                    = 0
[pid 22776] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22776] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22776] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22776] close(5)                    = 0
[pid 22776] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22779 attached
) = 22779
[pid 22776] tkill(22779, SIGSTOP)       = 0
[pid 22779] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22776, si_uid=65534} ---
[pid 22776] exit_group(0 <unfinished ...>
[pid 22779] --- stopped by SIGSTOP ---
[pid 22776] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22779, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22776] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22776, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22780 attached
, child_tidptr=0x555556efc5d0) = 22780
[pid 22780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22780] setpgid(0, 0)               = 0
[pid 22780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22780] write(3, "1000", 4)         = 4
[pid 22780] close(3)                    = 0
[  171.288025][T22772] vhci_hcd vhci_hcd.0: port 0 already used
[  171.322425][T22776] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22780] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22780] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22780] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22780] close(5)                    = 0
[pid 22780] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22783 attached
) = 22783
[pid 22780] tkill(22783, SIGSTOP)       = 0
[pid 22783] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22780, si_uid=65534} ---
[pid 22780] exit_group(0 <unfinished ...>
[pid 22783] --- stopped by SIGSTOP ---
[pid 22780] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22783, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22780] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22780, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22784 attached
, child_tidptr=0x555556efc5d0) = 22784
[pid 22784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22784] setpgid(0, 0)               = 0
[pid 22784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22784] write(3, "1000", 4)         = 4
[pid 22784] close(3)                    = 0
[pid 22784] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22784] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22784] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22784] close(5)                    = 0
[pid 22784] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22787 attached
) = 22787
[pid 22784] tkill(22787, SIGSTOP)       = 0
[pid 22787] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22784, si_uid=65534} ---
[pid 22784] exit_group(0 <unfinished ...>
[pid 22787] --- stopped by SIGSTOP ---
[pid 22784] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22787, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22784] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22784, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22788 attached
, child_tidptr=0x555556efc5d0) = 22788
[pid 22788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22788] setpgid(0, 0)               = 0
[pid 22788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22788] write(3, "1000", 4)         = 4
[pid 22788] close(3)                    = 0
[pid 22788] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22788] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.358107][T22780] vhci_hcd vhci_hcd.0: port 0 already used
[  171.392969][T22784] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22788] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22788] close(5)                    = 0
[pid 22788] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22791 attached
) = 22791
[pid 22788] tkill(22791, SIGSTOP)       = 0
[pid 22791] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22788, si_uid=65534} ---
[pid 22788] exit_group(0 <unfinished ...>
[pid 22791] --- stopped by SIGSTOP ---
[pid 22788] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22791, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22788] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22788, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22792 attached
, child_tidptr=0x555556efc5d0) = 22792
[pid 22792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22792] setpgid(0, 0)               = 0
[pid 22792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22792] write(3, "1000", 4)         = 4
[pid 22792] close(3)                    = 0
[pid 22792] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22792] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22792] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22792] close(5)                    = 0
[pid 22792] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22795 attached
) = 22795
[pid 22792] tkill(22795, SIGSTOP)       = 0
[pid 22795] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22792, si_uid=65534} ---
[pid 22792] exit_group(0 <unfinished ...>
[pid 22795] --- stopped by SIGSTOP ---
[pid 22792] <... exit_group resumed>)   = ?
[pid 22792] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22795, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22796 attached
, child_tidptr=0x555556efc5d0) = 22796
[pid 22796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22796] setpgid(0, 0)               = 0
[pid 22796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22796] write(3, "1000", 4)         = 4
[pid 22796] close(3)                    = 0
[pid 22796] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22796] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.429005][T22788] vhci_hcd vhci_hcd.0: port 0 already used
[  171.465188][T22792] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22796] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22796] close(5)                    = 0
[pid 22796] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22799 attached
) = 22799
[pid 22796] tkill(22799, SIGSTOP)       = 0
[pid 22799] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22796, si_uid=65534} ---
[pid 22796] exit_group(0 <unfinished ...>
[pid 22799] --- stopped by SIGSTOP ---
[pid 22796] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22799, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22796] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22796, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22800 attached
, child_tidptr=0x555556efc5d0) = 22800
[pid 22800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22800] setpgid(0, 0)               = 0
[pid 22800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22800] write(3, "1000", 4)         = 4
[pid 22800] close(3)                    = 0
[pid 22800] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22800] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22800] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22800] close(5)                    = 0
[pid 22800] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22803 attached
) = 22803
[pid 22800] tkill(22803, SIGSTOP)       = 0
[pid 22803] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22800, si_uid=65534} ---
[pid 22800] exit_group(0 <unfinished ...>
[pid 22803] --- stopped by SIGSTOP ---
[pid 22800] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22803, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22800] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22800, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22804 attached
, child_tidptr=0x555556efc5d0) = 22804
[pid 22804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22804] setpgid(0, 0)               = 0
[pid 22804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22804] write(3, "1000", 4)         = 4
[pid 22804] close(3)                    = 0
[pid 22804] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22804] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.501548][T22796] vhci_hcd vhci_hcd.0: port 0 already used
[  171.537183][T22800] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22804] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22804] close(5)                    = 0
[pid 22804] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22807 attached
) = 22807
[pid 22804] tkill(22807, SIGSTOP)       = 0
[pid 22804] exit_group(0 <unfinished ...>
[pid 22807] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22804, si_uid=65534} ---
[pid 22804] <... exit_group resumed>)   = ?
[pid 22807] --- stopped by SIGSTOP ---
[pid 22804] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22807, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22808 attached
, child_tidptr=0x555556efc5d0) = 22808
[pid 22808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22808] setpgid(0, 0)               = 0
[pid 22808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22808] write(3, "1000", 4)         = 4
[pid 22808] close(3)                    = 0
[pid 22808] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22808] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22808] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22808] close(5)                    = 0
[pid 22808] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22811 attached
) = 22811
[pid 22808] tkill(22811, SIGSTOP)       = 0
[pid 22811] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22808, si_uid=65534} ---
[pid 22808] exit_group(0 <unfinished ...>
[pid 22811] --- stopped by SIGSTOP ---
[pid 22808] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22811, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22808] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22808, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22812 attached
, child_tidptr=0x555556efc5d0) = 22812
[pid 22812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22812] setpgid(0, 0)               = 0
[pid 22812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22812] write(3, "1000", 4)         = 4
[pid 22812] close(3)                    = 0
[pid 22812] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22812] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.574256][T22804] vhci_hcd vhci_hcd.0: port 0 already used
[  171.612751][T22808] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22812] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22812] close(5)                    = 0
[pid 22812] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22815 attached
) = 22815
[pid 22812] tkill(22815, SIGSTOP)       = 0
[pid 22815] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22812, si_uid=65534} ---
[pid 22812] exit_group(0 <unfinished ...>
[pid 22815] --- stopped by SIGSTOP ---
[pid 22812] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22815, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22812] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22812, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22816 attached
, child_tidptr=0x555556efc5d0) = 22816
[pid 22816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22816] setpgid(0, 0)               = 0
[pid 22816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22816] write(3, "1000", 4)         = 4
[pid 22816] close(3)                    = 0
[pid 22816] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22816] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.655317][T22812] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22816] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22816] close(5)                    = 0
[pid 22816] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22819 attached
) = 22819
[pid 22816] tkill(22819, SIGSTOP)       = 0
[pid 22819] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22816, si_uid=65534} ---
[pid 22816] exit_group(0 <unfinished ...>
[pid 22819] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22819, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22816] <... exit_group resumed>)   = ?
[pid 22816] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22816, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22820 attached
, child_tidptr=0x555556efc5d0) = 22820
[pid 22820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22820] setpgid(0, 0)               = 0
[pid 22820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22820] write(3, "1000", 4)         = 4
[pid 22820] close(3)                    = 0
[pid 22820] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22820] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.697697][T22816] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22820] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22820] close(5)                    = 0
[pid 22820] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22823 attached
) = 22823
[pid 22820] tkill(22823, SIGSTOP)       = 0
[pid 22823] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22820, si_uid=65534} ---
[pid 22820] exit_group(0 <unfinished ...>
[pid 22823] --- stopped by SIGSTOP ---
[pid 22820] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22823, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22820] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22820, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22824 attached
, child_tidptr=0x555556efc5d0) = 22824
[pid 22824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22824] setpgid(0, 0)               = 0
[pid 22824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22824] write(3, "1000", 4)         = 4
[pid 22824] close(3)                    = 0
[pid 22824] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22824] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.737889][T22820] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22824] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22824] close(5)                    = 0
[pid 22824] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22827 attached
) = 22827
[pid 22824] tkill(22827, SIGSTOP)       = 0
[pid 22827] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22824, si_uid=65534} ---
[pid 22824] exit_group(0 <unfinished ...>
[pid 22827] --- stopped by SIGSTOP ---
[pid 22824] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22827, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22824] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22824, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22828 attached
, child_tidptr=0x555556efc5d0) = 22828
[pid 22828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22828] setpgid(0, 0)               = 0
[pid 22828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22828] write(3, "1000", 4)         = 4
[pid 22828] close(3)                    = 0
[pid 22828] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22828] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22828] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22828] close(5)                    = 0
[pid 22828] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22831 attached
) = 22831
[pid 22828] tkill(22831, SIGSTOP)       = 0
[pid 22831] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22828, si_uid=65534} ---
[pid 22828] exit_group(0 <unfinished ...>
[pid 22831] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22831, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22828] <... exit_group resumed>)   = ?
[pid 22828] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22828, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22832 attached
, child_tidptr=0x555556efc5d0) = 22832
[pid 22832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22832] setpgid(0, 0)               = 0
[pid 22832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22832] write(3, "1000", 4)         = 4
[pid 22832] close(3)                    = 0
[pid 22832] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22832] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.780451][T22824] vhci_hcd vhci_hcd.0: port 0 already used
[  171.818755][T22828] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22832] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22832] close(5)                    = 0
[pid 22832] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22835 attached
) = 22835
[pid 22832] tkill(22835, SIGSTOP)       = 0
[pid 22835] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22832, si_uid=65534} ---
[pid 22832] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22835, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22835] --- stopped by SIGSTOP ---
[pid 22832] <... exit_group resumed>)   = ?
[pid 22832] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22832, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22836 attached
, child_tidptr=0x555556efc5d0) = 22836
[pid 22836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22836] setpgid(0, 0)               = 0
[pid 22836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22836] write(3, "1000", 4)         = 4
[pid 22836] close(3)                    = 0
[pid 22836] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22836] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22836] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22836] close(5)                    = 0
[pid 22836] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22839 attached
) = 22839
[pid 22836] tkill(22839, SIGSTOP)       = 0
[pid 22839] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22836, si_uid=65534} ---
[pid 22836] exit_group(0 <unfinished ...>
[pid 22839] --- stopped by SIGSTOP ---
[pid 22836] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22839, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22836] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22836, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22840 attached
, child_tidptr=0x555556efc5d0) = 22840
[pid 22840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22840] setpgid(0, 0)               = 0
[pid 22840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22840] write(3, "1000", 4)         = 4
[pid 22840] close(3)                    = 0
[pid 22840] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22840] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.860034][T22832] vhci_hcd vhci_hcd.0: port 0 already used
[  171.898870][T22836] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22840] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22840] close(5)                    = 0
[pid 22840] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22843 attached
) = 22843
[pid 22840] tkill(22843, SIGSTOP)       = 0
[pid 22843] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22840, si_uid=65534} ---
[pid 22840] exit_group(0 <unfinished ...>
[pid 22843] --- stopped by SIGSTOP ---
[pid 22840] <... exit_group resumed>)   = ?
[pid 22840] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22843, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22844 attached
, child_tidptr=0x555556efc5d0) = 22844
[pid 22844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22844] setpgid(0, 0)               = 0
[pid 22844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22844] write(3, "1000", 4)         = 4
[pid 22844] close(3)                    = 0
[pid 22844] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22844] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.936108][T22840] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22844] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22844] close(5)                    = 0
[pid 22844] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22847 attached
) = 22847
[pid 22844] tkill(22847, SIGSTOP)       = 0
[pid 22847] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22844, si_uid=65534} ---
[pid 22844] exit_group(0 <unfinished ...>
[pid 22847] --- stopped by SIGSTOP ---
[pid 22844] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22847, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22844] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22844, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22848 attached
, child_tidptr=0x555556efc5d0) = 22848
[pid 22848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22848] setpgid(0, 0)               = 0
[pid 22848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22848] write(3, "1000", 4)         = 4
[pid 22848] close(3)                    = 0
[pid 22848] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22848] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22848] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22848] close(5)                    = 0
[pid 22848] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22851 attached
) = 22851
[pid 22848] tkill(22851, SIGSTOP)       = 0
[pid 22851] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22848, si_uid=65534} ---
[pid 22848] exit_group(0 <unfinished ...>
[pid 22851] --- stopped by SIGSTOP ---
[pid 22848] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22851, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22848] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22848, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22852 attached
, child_tidptr=0x555556efc5d0) = 22852
[pid 22852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22852] setpgid(0, 0)               = 0
[pid 22852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22852] write(3, "1000", 4)         = 4
[pid 22852] close(3)                    = 0
[pid 22852] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22852] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  171.976731][T22844] vhci_hcd vhci_hcd.0: port 0 already used
[  172.015716][T22848] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22852] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22852] close(5)                    = 0
[pid 22852] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22855 attached
) = 22855
[pid 22852] tkill(22855, SIGSTOP)       = 0
[pid 22852] exit_group(0 <unfinished ...>
[pid 22855] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22852, si_uid=65534} ---
[pid 22852] <... exit_group resumed>)   = ?
[pid 22852] +++ exited with 0 +++
[pid 22855] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22852, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22856 attached
, child_tidptr=0x555556efc5d0) = 22856
[pid 22856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22856] setpgid(0, 0)               = 0
[pid 22856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22856] write(3, "1000", 4)         = 4
[pid 22856] close(3)                    = 0
[pid 22856] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22856] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.052308][T22852] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22856] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22856] close(5)                    = 0
[pid 22856] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22859 attached
) = 22859
[pid 22856] tkill(22859, SIGSTOP)       = 0
[pid 22859] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22856, si_uid=65534} ---
[pid 22856] exit_group(0 <unfinished ...>
[pid 22859] --- stopped by SIGSTOP ---
[pid 22856] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22859, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22856] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22856, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22860 attached
, child_tidptr=0x555556efc5d0) = 22860
[pid 22860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22860] setpgid(0, 0)               = 0
[pid 22860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22860] write(3, "1000", 4)         = 4
[pid 22860] close(3)                    = 0
[pid 22860] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22860] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22860] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22860] close(5)                    = 0
[pid 22860] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22863 attached
) = 22863
[pid 22860] tkill(22863, SIGSTOP)       = 0
[pid 22860] exit_group(0 <unfinished ...>
[pid 22863] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22860, si_uid=65534} ---
[pid 22860] <... exit_group resumed>)   = ?
[pid 22863] --- stopped by SIGSTOP ---
[pid 22860] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22863, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22864 attached
, child_tidptr=0x555556efc5d0) = 22864
[pid 22864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22864] setpgid(0, 0)               = 0
[pid 22864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22864] write(3, "1000", 4)         = 4
[pid 22864] close(3)                    = 0
[pid 22864] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22864] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.092924][T22856] vhci_hcd vhci_hcd.0: port 0 already used
[  172.130833][T22860] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22864] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22864] close(5)                    = 0
[pid 22864] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22867 attached
) = 22867
[pid 22864] tkill(22867, SIGSTOP)       = 0
[pid 22864] exit_group(0 <unfinished ...>
[pid 22867] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22864, si_uid=65534} ---
[pid 22864] <... exit_group resumed>)   = ?
[pid 22864] +++ exited with 0 +++
[pid 22867] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22864, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22868 attached
, child_tidptr=0x555556efc5d0) = 22868
[pid 22868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22868] setpgid(0, 0)               = 0
[pid 22868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22868] write(3, "1000", 4)         = 4
[pid 22868] close(3)                    = 0
[pid 22868] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22868] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22868] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22868] close(5)                    = 0
[pid 22868] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22871 attached
) = 22871
[pid 22868] tkill(22871, SIGSTOP)       = 0
[pid 22871] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22868, si_uid=65534} ---
[pid 22868] exit_group(0 <unfinished ...>
[pid 22871] --- stopped by SIGSTOP ---
[pid 22868] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22871, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22868] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22868, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22872 attached
, child_tidptr=0x555556efc5d0) = 22872
[pid 22872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22872] setpgid(0, 0)               = 0
[pid 22872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22872] write(3, "1000", 4)         = 4
[pid 22872] close(3)                    = 0
[pid 22872] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22872] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.167215][T22864] vhci_hcd vhci_hcd.0: port 0 already used
[  172.205404][T22868] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22872] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22872] close(5)                    = 0
[pid 22872] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22875 attached
) = 22875
[pid 22872] tkill(22875, SIGSTOP)       = 0
[pid 22875] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22872, si_uid=65534} ---
[pid 22872] exit_group(0 <unfinished ...>
[pid 22875] --- stopped by SIGSTOP ---
[pid 22872] <... exit_group resumed>)   = ?
[pid 22872] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22875, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22876 attached
, child_tidptr=0x555556efc5d0) = 22876
[pid 22876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22876] setpgid(0, 0)               = 0
[pid 22876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22876] write(3, "1000", 4)         = 4
[pid 22876] close(3)                    = 0
[pid 22876] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22876] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.246550][T22872] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22876] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22876] close(5)                    = 0
[pid 22876] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22879 attached
) = 22879
[pid 22876] tkill(22879, SIGSTOP)       = 0
[pid 22879] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22876, si_uid=65534} ---
[pid 22876] exit_group(0 <unfinished ...>
[pid 22879] --- stopped by SIGSTOP ---
[pid 22876] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22879, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22876] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22876, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22880 attached
, child_tidptr=0x555556efc5d0) = 22880
[pid 22880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22880] setpgid(0, 0)               = 0
[pid 22880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22880] write(3, "1000", 4)         = 4
[pid 22880] close(3)                    = 0
[pid 22880] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22880] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22880] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22880] close(5)                    = 0
[pid 22880] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22883 attached
) = 22883
[pid 22880] tkill(22883, SIGSTOP)       = 0
[pid 22880] exit_group(0 <unfinished ...>
[pid 22883] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22880, si_uid=65534} ---
[pid 22880] <... exit_group resumed>)   = ?
[pid 22883] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22883, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22880] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22880, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22884 attached
, child_tidptr=0x555556efc5d0) = 22884
[pid 22884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22884] setpgid(0, 0)               = 0
[pid 22884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22884] write(3, "1000", 4)         = 4
[pid 22884] close(3)                    = 0
[pid 22884] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22884] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.288195][T22876] vhci_hcd vhci_hcd.0: port 0 already used
[  172.325144][T22880] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22884] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22884] close(5)                    = 0
[pid 22884] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22887 attached
) = 22887
[pid 22884] tkill(22887, SIGSTOP)       = 0
[pid 22887] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22884, si_uid=65534} ---
[pid 22884] exit_group(0 <unfinished ...>
[pid 22887] --- stopped by SIGSTOP ---
[pid 22884] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22887, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22884] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22884, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22888 attached
, child_tidptr=0x555556efc5d0) = 22888
[pid 22888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22888] setpgid(0, 0)               = 0
[pid 22888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22888] write(3, "1000", 4)         = 4
[pid 22888] close(3)                    = 0
[pid 22888] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22888] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22888] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22888] close(5)                    = 0
[pid 22888] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22891 attached
) = 22891
[pid 22888] tkill(22891, SIGSTOP)       = 0
[pid 22888] exit_group(0 <unfinished ...>
[pid 22891] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22888, si_uid=65534} ---
[pid 22888] <... exit_group resumed>)   = ?
[pid 22891] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22891, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22888] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22888, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22892 attached
, child_tidptr=0x555556efc5d0) = 22892
[pid 22892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22892] setpgid(0, 0)               = 0
[pid 22892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22892] write(3, "1000", 4)         = 4
[pid 22892] close(3)                    = 0
[pid 22892] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22892] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.362964][T22884] vhci_hcd vhci_hcd.0: port 0 already used
[  172.399703][T22888] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22892] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22892] close(5)                    = 0
[pid 22892] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22895 attached
) = 22895
[pid 22892] tkill(22895, SIGSTOP)       = 0
[pid 22895] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22892, si_uid=65534} ---
[pid 22892] exit_group(0)               = ?
[pid 22895] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22895, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22892] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22892, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22896 attached
, child_tidptr=0x555556efc5d0) = 22896
[pid 22896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22896] setpgid(0, 0)               = 0
[pid 22896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22896] write(3, "1000", 4)         = 4
[pid 22896] close(3)                    = 0
[pid 22896] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22896] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22896] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22896] close(5)                    = 0
[pid 22896] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22899 attached
) = 22899
[pid 22896] tkill(22899, SIGSTOP)       = 0
[pid 22896] exit_group(0 <unfinished ...>
[pid 22899] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22896, si_uid=65534} ---
[pid 22896] <... exit_group resumed>)   = ?
[pid 22899] --- stopped by SIGSTOP ---
[pid 22896] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22899, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22900 attached
, child_tidptr=0x555556efc5d0) = 22900
[pid 22900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22900] setpgid(0, 0)               = 0
[pid 22900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22900] write(3, "1000", 4)         = 4
[pid 22900] close(3)                    = 0
[pid 22900] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22900] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.437204][T22892] vhci_hcd vhci_hcd.0: port 0 already used
[  172.474748][T22896] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22900] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22900] close(5)                    = 0
[pid 22900] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22903 attached
) = 22903
[pid 22900] tkill(22903, SIGSTOP)       = 0
[pid 22900] exit_group(0 <unfinished ...>
[pid 22903] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22900, si_uid=65534} ---
[pid 22900] <... exit_group resumed>)   = ?
[pid 22903] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22903, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22900] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22900, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22904 attached
, child_tidptr=0x555556efc5d0) = 22904
[pid 22904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22904] setpgid(0, 0)               = 0
[pid 22904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22904] write(3, "1000", 4)         = 4
[pid 22904] close(3)                    = 0
[pid 22904] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22904] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22904] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22904] close(5)                    = 0
[pid 22904] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22907 attached
) = 22907
[pid 22904] tkill(22907, SIGSTOP)       = 0
[pid 22904] exit_group(0 <unfinished ...>
[pid 22907] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22904, si_uid=65534} ---
[pid 22904] <... exit_group resumed>)   = ?
[pid 22907] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22907, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22904] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22904, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22908 attached
, child_tidptr=0x555556efc5d0) = 22908
[pid 22908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22908] setpgid(0, 0)               = 0
[pid 22908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22908] write(3, "1000", 4)         = 4
[pid 22908] close(3)                    = 0
[pid 22908] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22908] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.511121][T22900] vhci_hcd vhci_hcd.0: port 0 already used
[  172.548079][T22904] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22908] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22908] close(5)                    = 0
[pid 22908] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22911 attached
) = 22911
[pid 22908] tkill(22911, SIGSTOP)       = 0
[pid 22908] exit_group(0 <unfinished ...>
[pid 22911] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22908, si_uid=65534} ---
[pid 22908] <... exit_group resumed>)   = ?
[pid 22911] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22911, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22908] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22908, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22912 attached
, child_tidptr=0x555556efc5d0) = 22912
[pid 22912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22912] setpgid(0, 0)               = 0
[pid 22912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22912] write(3, "1000", 4)         = 4
[pid 22912] close(3)                    = 0
[pid 22912] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22912] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22912] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22912] close(5)                    = 0
[pid 22912] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22915 attached
) = 22915
[pid 22912] tkill(22915, SIGSTOP)       = 0
[pid 22915] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22912, si_uid=65534} ---
[pid 22912] exit_group(0 <unfinished ...>
[pid 22915] --- stopped by SIGSTOP ---
[pid 22912] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22915, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22912] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22912, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22916 attached
, child_tidptr=0x555556efc5d0) = 22916
[pid 22916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22916] setpgid(0, 0)               = 0
[pid 22916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22916] write(3, "1000", 4)         = 4
[pid 22916] close(3)                    = 0
[pid 22916] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22916] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.586110][T22908] vhci_hcd vhci_hcd.0: port 0 already used
[  172.624589][T22912] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22916] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22916] close(5)                    = 0
[pid 22916] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22919 attached
) = 22919
[pid 22916] tkill(22919, SIGSTOP)       = 0
[pid 22919] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22916, si_uid=65534} ---
[pid 22916] exit_group(0 <unfinished ...>
[pid 22919] --- stopped by SIGSTOP ---
[pid 22916] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22919, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22916] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22916, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22920 attached
, child_tidptr=0x555556efc5d0) = 22920
[pid 22920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22920] setpgid(0, 0)               = 0
[pid 22920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22920] write(3, "1000", 4)         = 4
[pid 22920] close(3)                    = 0
[pid 22920] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22920] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22920] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22920] close(5)                    = 0
[pid 22920] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22923 attached
) = 22923
[pid 22920] tkill(22923, SIGSTOP)       = 0
[pid 22923] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22920, si_uid=65534} ---
[pid 22920] exit_group(0 <unfinished ...>
[pid 22923] --- stopped by SIGSTOP ---
[pid 22920] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22923, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22920] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22920, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22924 attached
, child_tidptr=0x555556efc5d0) = 22924
[pid 22924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22924] setpgid(0, 0)               = 0
[pid 22924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22924] write(3, "1000", 4)         = 4
[pid 22924] close(3)                    = 0
[pid 22924] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22924] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.663699][T22916] vhci_hcd vhci_hcd.0: port 0 already used
[  172.700993][T22920] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22924] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22924] close(5)                    = 0
[pid 22924] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22927 attached
) = 22927
[pid 22924] tkill(22927, SIGSTOP)       = 0
[pid 22924] exit_group(0 <unfinished ...>
[pid 22927] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22924, si_uid=65534} ---
[pid 22924] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22927, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22927] --- stopped by SIGSTOP ---
[pid 22924] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22924, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22928 attached
, child_tidptr=0x555556efc5d0) = 22928
[pid 22928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22928] setpgid(0, 0)               = 0
[pid 22928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22928] write(3, "1000", 4)         = 4
[pid 22928] close(3)                    = 0
[pid 22928] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22928] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22928] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22928] close(5)                    = 0
[pid 22928] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22931 attached
) = 22931
[pid 22928] tkill(22931, SIGSTOP)       = 0
[pid 22931] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22928, si_uid=65534} ---
[pid 22928] exit_group(0 <unfinished ...>
[pid 22931] --- stopped by SIGSTOP ---
[pid 22928] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22931, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22928] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22928, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22932 attached
, child_tidptr=0x555556efc5d0) = 22932
[pid 22932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22932] setpgid(0, 0)               = 0
[pid 22932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22932] write(3, "1000", 4)         = 4
[pid 22932] close(3)                    = 0
[pid 22932] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22932] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.739971][T22924] vhci_hcd vhci_hcd.0: port 0 already used
[  172.778072][T22928] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22932] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22932] close(5)                    = 0
[pid 22932] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22935 attached
) = 22935
[pid 22932] tkill(22935, SIGSTOP)       = 0
[pid 22932] exit_group(0 <unfinished ...>
[pid 22935] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22932, si_uid=65534} ---
[pid 22932] <... exit_group resumed>)   = ?
[pid 22935] --- stopped by SIGSTOP ---
[pid 22932] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22935, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22936 attached
, child_tidptr=0x555556efc5d0) = 22936
[pid 22936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22936] setpgid(0, 0)               = 0
[pid 22936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22936] write(3, "1000", 4)         = 4
[pid 22936] close(3)                    = 0
[pid 22936] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22936] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22936] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22936] close(5)                    = 0
[pid 22936] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22939 attached
) = 22939
[pid 22936] tkill(22939, SIGSTOP)       = 0
[pid 22939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22936, si_uid=65534} ---
[pid 22936] exit_group(0 <unfinished ...>
[pid 22939] --- stopped by SIGSTOP ---
[pid 22936] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22939, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22936] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22936, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22940 attached
, child_tidptr=0x555556efc5d0) = 22940
[pid 22940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22940] setpgid(0, 0)               = 0
[pid 22940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22940] write(3, "1000", 4)         = 4
[pid 22940] close(3)                    = 0
[pid 22940] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22940] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.814282][T22932] vhci_hcd vhci_hcd.0: port 0 already used
[  172.849221][T22936] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22940] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22940] close(5)                    = 0
[pid 22940] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22943 attached
) = 22943
[pid 22940] tkill(22943, SIGSTOP)       = 0
[pid 22943] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22940, si_uid=65534} ---
[pid 22940] exit_group(0 <unfinished ...>
[pid 22943] --- stopped by SIGSTOP ---
[pid 22940] <... exit_group resumed>)   = ?
[pid 22940] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22943, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22944 attached
, child_tidptr=0x555556efc5d0) = 22944
[pid 22944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22944] setpgid(0, 0)               = 0
[pid 22944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22944] write(3, "1000", 4)         = 4
[pid 22944] close(3)                    = 0
[pid 22944] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22944] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22944] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22944] close(5)                    = 0
[pid 22944] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22947 attached
) = 22947
[pid 22944] tkill(22947, SIGSTOP)       = 0
[pid 22947] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22944, si_uid=65534} ---
[pid 22944] exit_group(0 <unfinished ...>
[pid 22947] --- stopped by SIGSTOP ---
[pid 22944] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22947, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22944] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22944, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22948 attached
, child_tidptr=0x555556efc5d0) = 22948
[pid 22948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22948] setpgid(0, 0)               = 0
[pid 22948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22948] write(3, "1000", 4)         = 4
[pid 22948] close(3)                    = 0
[pid 22948] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22948] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.885113][T22940] vhci_hcd vhci_hcd.0: port 0 already used
[  172.922457][T22944] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22948] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22948] close(5)                    = 0
[pid 22948] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22951 attached
) = 22951
[pid 22948] tkill(22951, SIGSTOP)       = 0
[pid 22951] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22948, si_uid=65534} ---
[pid 22948] exit_group(0 <unfinished ...>
[pid 22951] --- stopped by SIGSTOP ---
[pid 22948] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22951, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22948] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22948, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22952 attached
, child_tidptr=0x555556efc5d0) = 22952
[pid 22952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22952] setpgid(0, 0)               = 0
[pid 22952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22952] write(3, "1000", 4)         = 4
[pid 22952] close(3)                    = 0
[pid 22952] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22952] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22952] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22952] close(5)                    = 0
[pid 22952] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22955 attached
) = 22955
[pid 22952] tkill(22955, SIGSTOP)       = 0
[pid 22955] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22952, si_uid=65534} ---
[pid 22952] exit_group(0 <unfinished ...>
[pid 22955] --- stopped by SIGSTOP ---
[pid 22952] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22955, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22952] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22952, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22956 attached
, child_tidptr=0x555556efc5d0) = 22956
[pid 22956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22956] setpgid(0, 0)               = 0
[pid 22956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22956] write(3, "1000", 4)         = 4
[pid 22956] close(3)                    = 0
[pid 22956] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22956] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  172.959975][T22948] vhci_hcd vhci_hcd.0: port 0 already used
[  172.997894][T22952] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22956] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22956] close(5)                    = 0
[pid 22956] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22959 attached
) = 22959
[pid 22956] tkill(22959, SIGSTOP)       = 0
[pid 22959] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22956, si_uid=65534} ---
[pid 22956] exit_group(0 <unfinished ...>
[pid 22959] --- stopped by SIGSTOP ---
[pid 22956] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22959, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 22956] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22956, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22960 attached
, child_tidptr=0x555556efc5d0) = 22960
[pid 22960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22960] setpgid(0, 0)               = 0
[pid 22960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22960] write(3, "1000", 4)         = 4
[pid 22960] close(3)                    = 0
[pid 22960] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22960] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22960] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22960] close(5)                    = 0
[pid 22960] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22963 attached
) = 22963
[pid 22960] tkill(22963, SIGSTOP)       = 0
[pid 22963] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22960, si_uid=65534} ---
[pid 22960] exit_group(0 <unfinished ...>
[pid 22963] --- stopped by SIGSTOP ---
[pid 22960] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22963, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22960] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22960, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22964 attached
, child_tidptr=0x555556efc5d0) = 22964
[pid 22964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22964] setpgid(0, 0)               = 0
[pid 22964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22964] write(3, "1000", 4)         = 4
[pid 22964] close(3)                    = 0
[pid 22964] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22964] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.032561][T22956] vhci_hcd vhci_hcd.0: port 0 already used
[  173.066406][T22960] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22964] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22964] close(5)                    = 0
[pid 22964] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22967 attached
) = 22967
[pid 22964] tkill(22967, SIGSTOP)       = 0
[pid 22967] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22964, si_uid=65534} ---
[pid 22964] exit_group(0)               = ?
[pid 22967] --- stopped by SIGSTOP ---
[pid 22964] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22967, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22968 attached
, child_tidptr=0x555556efc5d0) = 22968
[pid 22968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22968] setpgid(0, 0)               = 0
[pid 22968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22968] write(3, "1000", 4)         = 4
[pid 22968] close(3)                    = 0
[pid 22968] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22968] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.105068][T22964] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22968] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22968] close(5)                    = 0
[pid 22968] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22971 attached
) = 22971
[pid 22968] tkill(22971, SIGSTOP)       = 0
[pid 22971] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22968, si_uid=65534} ---
[pid 22968] exit_group(0 <unfinished ...>
[pid 22971] --- stopped by SIGSTOP ---
[pid 22968] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22971, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22968] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22968, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22972 attached
, child_tidptr=0x555556efc5d0) = 22972
[pid 22972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22972] setpgid(0, 0)               = 0
[pid 22972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22972] write(3, "1000", 4)         = 4
[pid 22972] close(3)                    = 0
[pid 22972] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22972] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22972] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22972] close(5)                    = 0
[pid 22972] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22975 attached
) = 22975
[pid 22972] tkill(22975, SIGSTOP)       = 0
[pid 22972] exit_group(0 <unfinished ...>
[pid 22975] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22972, si_uid=65534} ---
[pid 22972] <... exit_group resumed>)   = ?
[pid 22975] --- stopped by SIGSTOP ---
[pid 22972] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22975, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22976 attached
, child_tidptr=0x555556efc5d0) = 22976
[pid 22976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22976] setpgid(0, 0)               = 0
[pid 22976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22976] write(3, "1000", 4)         = 4
[pid 22976] close(3)                    = 0
[pid 22976] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22976] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.161067][T22968] vhci_hcd vhci_hcd.0: port 0 already used
[  173.199426][T22972] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22976] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22976] close(5)                    = 0
[pid 22976] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 22979
./strace-static-x86_64: Process 22979 attached
[pid 22976] tkill(22979, SIGSTOP)       = 0
[pid 22976] exit_group(0)               = ?
[pid 22979] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22976, si_uid=65534} ---
[pid 22976] +++ exited with 0 +++
[pid 22979] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22976, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22980 attached
, child_tidptr=0x555556efc5d0) = 22980
[pid 22980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22980] setpgid(0, 0)               = 0
[pid 22980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22980] write(3, "1000", 4)         = 4
[pid 22980] close(3)                    = 0
[pid 22980] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22980] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.237645][T22976] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22980] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22980] close(5)                    = 0
[pid 22980] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22983 attached
) = 22983
[pid 22980] tkill(22983, SIGSTOP)       = 0
[pid 22980] exit_group(0 <unfinished ...>
[pid 22983] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22980, si_uid=65534} ---
[pid 22980] <... exit_group resumed>)   = ?
[pid 22980] +++ exited with 0 +++
[pid 22983] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22980, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22984 attached
, child_tidptr=0x555556efc5d0) = 22984
[pid 22984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22984] setpgid(0, 0)               = 0
[pid 22984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22984] write(3, "1000", 4)         = 4
[pid 22984] close(3)                    = 0
[pid 22984] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22984] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.283251][T22980] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22984] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22984] close(5)                    = 0
[pid 22984] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22987 attached
) = 22987
[pid 22984] tkill(22987, SIGSTOP)       = 0
[pid 22984] exit_group(0 <unfinished ...>
[pid 22987] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22984, si_uid=65534} ---
[pid 22984] <... exit_group resumed>)   = ?
[pid 22987] --- stopped by SIGSTOP ---
[pid 22984] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22987, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22988 attached
, child_tidptr=0x555556efc5d0) = 22988
[pid 22988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22988] setpgid(0, 0)               = 0
[pid 22988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22988] write(3, "1000", 4)         = 4
[pid 22988] close(3)                    = 0
[pid 22988] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22988] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22988] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22988] close(5)                    = 0
[pid 22988] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22991 attached
) = 22991
[pid 22988] tkill(22991, SIGSTOP)       = 0
[pid 22991] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22988, si_uid=65534} ---
[pid 22988] exit_group(0 <unfinished ...>
[pid 22991] --- stopped by SIGSTOP ---
[pid 22988] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22991, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 22988] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22988, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22992 attached
, child_tidptr=0x555556efc5d0) = 22992
[pid 22992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22992] setpgid(0, 0)               = 0
[pid 22992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22992] write(3, "1000", 4)         = 4
[pid 22992] close(3)                    = 0
[pid 22992] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22992] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.325082][T22984] vhci_hcd vhci_hcd.0: port 0 already used
[  173.364834][T22988] vhci_hcd vhci_hcd.0: port 0 already used
[pid 22992] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22992] close(5)                    = 0
[pid 22992] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22995 attached
) = 22995
[pid 22992] tkill(22995, SIGSTOP)       = 0
[pid 22995] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22992, si_uid=65534} ---
[pid 22992] exit_group(0 <unfinished ...>
[pid 22995] --- stopped by SIGSTOP ---
[pid 22992] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22995, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22992] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22992, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 22996 attached
, child_tidptr=0x555556efc5d0) = 22996
[pid 22996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 22996] setpgid(0, 0)               = 0
[pid 22996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 22996] write(3, "1000", 4)         = 4
[pid 22996] close(3)                    = 0
[pid 22996] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 22996] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 22996] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 22996] close(5)                    = 0
[pid 22996] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 22999 attached
) = 22999
[pid 22996] tkill(22999, SIGSTOP)       = 0
[pid 22999] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=22996, si_uid=65534} ---
[pid 22996] exit_group(0 <unfinished ...>
[pid 22999] --- stopped by SIGSTOP ---
[pid 22996] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=22999, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 22996] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22996, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23000 attached
, child_tidptr=0x555556efc5d0) = 23000
[pid 23000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23000] setpgid(0, 0)               = 0
[pid 23000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23000] write(3, "1000", 4)         = 4
[pid 23000] close(3)                    = 0
[pid 23000] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23000] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.403924][T22992] vhci_hcd vhci_hcd.0: port 0 already used
[  173.439328][T22996] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23000] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23000] close(5)                    = 0
[pid 23000] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23003 attached
) = 23003
[pid 23000] tkill(23003, SIGSTOP)       = 0
[pid 23003] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23000, si_uid=65534} ---
[pid 23000] exit_group(0 <unfinished ...>
[pid 23003] --- stopped by SIGSTOP ---
[pid 23000] <... exit_group resumed>)   = ?
[pid 23000] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23003, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23004 attached
, child_tidptr=0x555556efc5d0) = 23004
[pid 23004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23004] setpgid(0, 0)               = 0
[pid 23004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23004] write(3, "1000", 4)         = 4
[pid 23004] close(3)                    = 0
[pid 23004] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23004] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.477875][T23000] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23004] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23004] close(5)                    = 0
[pid 23004] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23007 attached
) = 23007
[pid 23004] tkill(23007, SIGSTOP)       = 0
[pid 23004] exit_group(0 <unfinished ...>
[pid 23007] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23004, si_uid=65534} ---
[pid 23004] <... exit_group resumed>)   = ?
[pid 23007] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23007, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23004] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23004, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23008 attached
, child_tidptr=0x555556efc5d0) = 23008
[pid 23008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23008] setpgid(0, 0)               = 0
[pid 23008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23008] write(3, "1000", 4)         = 4
[pid 23008] close(3)                    = 0
[pid 23008] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23008] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23008] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23008] close(5)                    = 0
[pid 23008] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23011 attached
) = 23011
[pid 23008] tkill(23011, SIGSTOP)       = 0
[pid 23011] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23008, si_uid=65534} ---
[pid 23008] exit_group(0 <unfinished ...>
[pid 23011] --- stopped by SIGSTOP ---
[pid 23008] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23011, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23008] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23008, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23012 attached
, child_tidptr=0x555556efc5d0) = 23012
[pid 23012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23012] setpgid(0, 0)               = 0
[pid 23012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23012] write(3, "1000", 4)         = 4
[pid 23012] close(3)                    = 0
[pid 23012] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23012] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.519587][T23004] vhci_hcd vhci_hcd.0: port 0 already used
[  173.559048][T23008] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23012] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23012] close(5)                    = 0
[pid 23012] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23015 attached
) = 23015
[pid 23012] tkill(23015, SIGSTOP)       = 0
[pid 23015] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23012, si_uid=65534} ---
[pid 23012] exit_group(0 <unfinished ...>
[pid 23015] --- stopped by SIGSTOP ---
[pid 23012] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23015, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23012] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23012, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23016 attached
, child_tidptr=0x555556efc5d0) = 23016
[pid 23016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23016] setpgid(0, 0)               = 0
[pid 23016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23016] write(3, "1000", 4)         = 4
[pid 23016] close(3)                    = 0
[pid 23016] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23016] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23016] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23016] close(5)                    = 0
[pid 23016] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23019 attached
) = 23019
[pid 23016] tkill(23019, SIGSTOP)       = 0
[pid 23019] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23016, si_uid=65534} ---
[pid 23016] exit_group(0 <unfinished ...>
[pid 23019] --- stopped by SIGSTOP ---
[pid 23016] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23019, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23016] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23016, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23020 attached
, child_tidptr=0x555556efc5d0) = 23020
[pid 23020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23020] setpgid(0, 0)               = 0
[pid 23020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23020] write(3, "1000", 4)         = 4
[pid 23020] close(3)                    = 0
[pid 23020] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23020] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.598396][T23012] vhci_hcd vhci_hcd.0: port 0 already used
[  173.636431][T23016] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23020] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23020] close(5)                    = 0
[pid 23020] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23023 attached
) = 23023
[pid 23020] tkill(23023, SIGSTOP)       = 0
[pid 23023] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23020, si_uid=65534} ---
[pid 23020] exit_group(0 <unfinished ...>
[pid 23023] --- stopped by SIGSTOP ---
[pid 23020] <... exit_group resumed>)   = ?
[pid 23020] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23023, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23024 attached
, child_tidptr=0x555556efc5d0) = 23024
[pid 23024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23024] setpgid(0, 0)               = 0
[pid 23024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23024] write(3, "1000", 4)         = 4
[pid 23024] close(3)                    = 0
[pid 23024] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23024] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23024] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23024] close(5)                    = 0
[pid 23024] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23027 attached
) = 23027
[pid 23024] tkill(23027, SIGSTOP)       = 0
[pid 23024] exit_group(0 <unfinished ...>
[pid 23027] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23024, si_uid=65534} ---
[pid 23024] <... exit_group resumed>)   = ?
[pid 23024] +++ exited with 0 +++
[pid 23027] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23024, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23028 attached
, child_tidptr=0x555556efc5d0) = 23028
[pid 23028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23028] setpgid(0, 0)               = 0
[pid 23028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23028] write(3, "1000", 4)         = 4
[pid 23028] close(3)                    = 0
[pid 23028] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23028] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.672392][T23020] vhci_hcd vhci_hcd.0: port 0 already used
[  173.711940][T23024] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23028] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23028] close(5)                    = 0
[pid 23028] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23031 attached
) = 23031
[pid 23028] tkill(23031, SIGSTOP)       = 0
[pid 23031] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23028, si_uid=65534} ---
[pid 23028] exit_group(0)               = ?
[pid 23031] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23031, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23028] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23028, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23032 attached
, child_tidptr=0x555556efc5d0) = 23032
[pid 23032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23032] setpgid(0, 0)               = 0
[pid 23032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23032] write(3, "1000", 4)         = 4
[pid 23032] close(3)                    = 0
[pid 23032] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23032] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23032] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23032] close(5)                    = 0
[pid 23032] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23035 attached
) = 23035
[pid 23032] tkill(23035, SIGSTOP)       = 0
[pid 23035] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23032, si_uid=65534} ---
[pid 23032] exit_group(0 <unfinished ...>
[pid 23035] --- stopped by SIGSTOP ---
[pid 23032] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23035, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23032] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23032, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23036 attached
, child_tidptr=0x555556efc5d0) = 23036
[pid 23036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23036] setpgid(0, 0)               = 0
[pid 23036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23036] write(3, "1000", 4)         = 4
[pid 23036] close(3)                    = 0
[pid 23036] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23036] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.750660][T23028] vhci_hcd vhci_hcd.0: port 0 already used
[  173.789191][T23032] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23036] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23036] close(5)                    = 0
[pid 23036] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23039 attached
) = 23039
[pid 23036] tkill(23039, SIGSTOP)       = 0
[pid 23039] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23036, si_uid=65534} ---
[pid 23036] exit_group(0 <unfinished ...>
[pid 23039] --- stopped by SIGSTOP ---
[pid 23036] <... exit_group resumed>)   = ?
[pid 23036] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23039, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23040 attached
, child_tidptr=0x555556efc5d0) = 23040
[pid 23040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23040] setpgid(0, 0)               = 0
[pid 23040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23040] write(3, "1000", 4)         = 4
[pid 23040] close(3)                    = 0
[pid 23040] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23040] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23040] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23040] close(5)                    = 0
[pid 23040] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23043 attached
) = 23043
[pid 23040] tkill(23043, SIGSTOP)       = 0
[pid 23040] exit_group(0 <unfinished ...>
[pid 23043] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23040, si_uid=65534} ---
[pid 23040] <... exit_group resumed>)   = ?
[pid 23043] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23043, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23040] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23040, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23044 attached
, child_tidptr=0x555556efc5d0) = 23044
[pid 23044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23044] setpgid(0, 0)               = 0
[pid 23044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23044] write(3, "1000", 4)         = 4
[pid 23044] close(3)                    = 0
[pid 23044] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23044] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.823115][T23036] vhci_hcd vhci_hcd.0: port 0 already used
[  173.862571][T23040] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23044] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23044] close(5)                    = 0
[pid 23044] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23047 attached
) = 23047
[pid 23044] tkill(23047, SIGSTOP)       = 0
[pid 23047] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23044, si_uid=65534} ---
[pid 23044] exit_group(0)               = ?
[pid 23047] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23047, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23044] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23044, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23048 attached
, child_tidptr=0x555556efc5d0) = 23048
[pid 23048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23048] setpgid(0, 0)               = 0
[pid 23048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23048] write(3, "1000", 4)         = 4
[pid 23048] close(3)                    = 0
[pid 23048] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23048] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.899584][T23044] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23048] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23048] close(5)                    = 0
[pid 23048] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23051 attached
) = 23051
[pid 23048] tkill(23051, SIGSTOP)       = 0
[pid 23051] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23048, si_uid=65534} ---
[pid 23048] exit_group(0)               = ?
[pid 23051] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23051, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23048] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23048, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23052 attached
, child_tidptr=0x555556efc5d0) = 23052
[pid 23052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23052] setpgid(0, 0)               = 0
[pid 23052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23052] write(3, "1000", 4)         = 4
[pid 23052] close(3)                    = 0
[pid 23052] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23052] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.942512][T23048] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23052] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23052] close(5)                    = 0
[pid 23052] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23055 attached
) = 23055
[pid 23052] tkill(23055, SIGSTOP)       = 0
[pid 23055] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23052, si_uid=65534} ---
[pid 23052] exit_group(0)               = ?
[pid 23055] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23055, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23052] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23052, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23056 attached
, child_tidptr=0x555556efc5d0) = 23056
[pid 23056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23056] setpgid(0, 0)               = 0
[pid 23056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23056] write(3, "1000", 4)         = 4
[pid 23056] close(3)                    = 0
[pid 23056] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23056] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  173.983002][T23052] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23056] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23056] close(5)                    = 0
[pid 23056] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23059 attached
) = 23059
[pid 23056] tkill(23059, SIGSTOP)       = 0
[pid 23059] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23056, si_uid=65534} ---
[pid 23056] exit_group(0 <unfinished ...>
[pid 23059] --- stopped by SIGSTOP ---
[pid 23056] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23059, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23056] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23056, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23060 attached
, child_tidptr=0x555556efc5d0) = 23060
[pid 23060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23060] setpgid(0, 0)               = 0
[pid 23060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23060] write(3, "1000", 4)         = 4
[pid 23060] close(3)                    = 0
[pid 23060] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23060] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23060] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23060] close(5)                    = 0
[pid 23060] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23063 attached
) = 23063
[pid 23060] tkill(23063, SIGSTOP)       = 0
[pid 23063] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23060, si_uid=65534} ---
[pid 23060] exit_group(0 <unfinished ...>
[pid 23063] --- stopped by SIGSTOP ---
[pid 23060] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23063, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23060] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23060, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23064 attached
, child_tidptr=0x555556efc5d0) = 23064
[pid 23064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23064] setpgid(0, 0)               = 0
[pid 23064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23064] write(3, "1000", 4)         = 4
[pid 23064] close(3)                    = 0
[pid 23064] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23064] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.023604][T23056] vhci_hcd vhci_hcd.0: port 0 already used
[  174.060519][T23060] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23064] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23064] close(5)                    = 0
[pid 23064] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23067 attached
) = 23067
[pid 23064] tkill(23067, SIGSTOP)       = 0
[pid 23067] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23064, si_uid=65534} ---
[pid 23064] exit_group(0 <unfinished ...>
[pid 23067] --- stopped by SIGSTOP ---
[pid 23064] <... exit_group resumed>)   = ?
[pid 23064] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23067, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23068 attached
, child_tidptr=0x555556efc5d0) = 23068
[pid 23068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23068] setpgid(0, 0)               = 0
[pid 23068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23068] write(3, "1000", 4)         = 4
[pid 23068] close(3)                    = 0
[pid 23068] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23068] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.103817][T23064] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23068] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23068] close(5)                    = 0
[pid 23068] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23071 attached
) = 23071
[pid 23068] tkill(23071, SIGSTOP)       = 0
[pid 23071] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23068, si_uid=65534} ---
[pid 23068] exit_group(0)               = ?
[pid 23071] --- stopped by SIGSTOP ---
[pid 23068] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23071, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23072 attached
, child_tidptr=0x555556efc5d0) = 23072
[pid 23072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23072] setpgid(0, 0)               = 0
[pid 23072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23072] write(3, "1000", 4)         = 4
[pid 23072] close(3)                    = 0
[pid 23072] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23072] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23072] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23072] close(5)                    = 0
[pid 23072] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23075 attached
) = 23075
[pid 23072] tkill(23075, SIGSTOP)       = 0
[pid 23075] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23072, si_uid=65534} ---
[pid 23072] exit_group(0 <unfinished ...>
[pid 23075] --- stopped by SIGSTOP ---
[pid 23072] <... exit_group resumed>)   = ?
[pid 23072] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23075, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23076 attached
, child_tidptr=0x555556efc5d0) = 23076
[pid 23076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23076] setpgid(0, 0)               = 0
[pid 23076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23076] write(3, "1000", 4)         = 4
[pid 23076] close(3)                    = 0
[pid 23076] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  174.144145][T23068] vhci_hcd vhci_hcd.0: port 0 already used
[  174.181837][T23072] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23076] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23076] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23076] close(5)                    = 0
[pid 23076] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23079 attached
) = 23079
[pid 23076] tkill(23079, SIGSTOP)       = 0
[pid 23079] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23076, si_uid=65534} ---
[pid 23076] exit_group(0 <unfinished ...>
[pid 23079] --- stopped by SIGSTOP ---
[pid 23076] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23079, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23076] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23076, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23080 attached
, child_tidptr=0x555556efc5d0) = 23080
[pid 23080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23080] setpgid(0, 0)               = 0
[pid 23080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23080] write(3, "1000", 4)         = 4
[pid 23080] close(3)                    = 0
[pid 23080] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23080] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23080] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23080] close(5)                    = 0
[pid 23080] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23083 attached
) = 23083
[pid 23080] tkill(23083, SIGSTOP)       = 0
[pid 23083] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23080, si_uid=65534} ---
[pid 23080] exit_group(0 <unfinished ...>
[pid 23083] --- stopped by SIGSTOP ---
[pid 23080] <... exit_group resumed>)   = ?
[pid 23080] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23083, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23084 attached
, child_tidptr=0x555556efc5d0) = 23084
[pid 23084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23084] setpgid(0, 0)               = 0
[pid 23084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23084] write(3, "1000", 4)         = 4
[pid 23084] close(3)                    = 0
[pid 23084] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23084] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.229964][T23076] vhci_hcd vhci_hcd.0: port 0 already used
[  174.270014][T23080] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23084] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23084] close(5)                    = 0
[pid 23084] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23087 attached
) = 23087
[pid 23084] tkill(23087, SIGSTOP)       = 0
[pid 23084] exit_group(0)               = ?
[pid 23087] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23084, si_uid=65534} ---
[pid 23084] +++ exited with 0 +++
[pid 23087] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23084, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23088 attached
, child_tidptr=0x555556efc5d0) = 23088
[pid 23088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23088] setpgid(0, 0)               = 0
[pid 23088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23088] write(3, "1000", 4)         = 4
[pid 23088] close(3)                    = 0
[pid 23088] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23088] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23088] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23088] close(5)                    = 0
[pid 23088] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23091 attached
) = 23091
[pid 23088] tkill(23091, SIGSTOP)       = 0
[pid 23091] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23088, si_uid=65534} ---
[pid 23088] exit_group(0 <unfinished ...>
[pid 23091] --- stopped by SIGSTOP ---
[pid 23088] <... exit_group resumed>)   = ?
[pid 23088] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23091, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23092 attached
, child_tidptr=0x555556efc5d0) = 23092
[pid 23092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23092] setpgid(0, 0)               = 0
[pid 23092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23092] write(3, "1000", 4)         = 4
[pid 23092] close(3)                    = 0
[pid 23092] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23092] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.308030][T23084] vhci_hcd vhci_hcd.0: port 0 already used
[  174.342446][T23088] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23092] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23092] close(5)                    = 0
[pid 23092] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23095 attached
) = 23095
[pid 23092] tkill(23095, SIGSTOP)       = 0
[pid 23095] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23092, si_uid=65534} ---
[pid 23092] exit_group(0 <unfinished ...>
[pid 23095] --- stopped by SIGSTOP ---
[pid 23092] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23095, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23092] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23092, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23096 attached
, child_tidptr=0x555556efc5d0) = 23096
[pid 23096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23096] setpgid(0, 0)               = 0
[pid 23096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23096] write(3, "1000", 4)         = 4
[pid 23096] close(3)                    = 0
[pid 23096] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23096] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23096] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23096] close(5)                    = 0
[pid 23096] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23099 attached
) = 23099
[pid 23096] tkill(23099, SIGSTOP)       = 0
[pid 23099] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23096, si_uid=65534} ---
[pid 23096] exit_group(0 <unfinished ...>
[pid 23099] --- stopped by SIGSTOP ---
[pid 23096] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23099, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23096] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23096, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23100 attached
, child_tidptr=0x555556efc5d0) = 23100
[pid 23100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23100] setpgid(0, 0)               = 0
[pid 23100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23100] write(3, "1000", 4)         = 4
[pid 23100] close(3)                    = 0
[pid 23100] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23100] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.379665][T23092] vhci_hcd vhci_hcd.0: port 0 already used
[  174.416086][T23096] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23100] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23100] close(5)                    = 0
[pid 23100] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23103 attached
) = 23103
[pid 23100] tkill(23103, SIGSTOP)       = 0
[pid 23103] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23100, si_uid=65534} ---
[pid 23100] exit_group(0 <unfinished ...>
[pid 23103] --- stopped by SIGSTOP ---
[pid 23100] <... exit_group resumed>)   = ?
[pid 23100] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23103, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23104 attached
, child_tidptr=0x555556efc5d0) = 23104
[pid 23104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23104] setpgid(0, 0)               = 0
[pid 23104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23104] write(3, "1000", 4)         = 4
[pid 23104] close(3)                    = 0
[pid 23104] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23104] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.449948][T23100] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23104] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23104] close(5)                    = 0
[pid 23104] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23107 attached
) = 23107
[pid 23104] tkill(23107, SIGSTOP)       = 0
[pid 23107] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23104, si_uid=65534} ---
[pid 23104] exit_group(0 <unfinished ...>
[pid 23107] --- stopped by SIGSTOP ---
[pid 23104] <... exit_group resumed>)   = ?
[pid 23104] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23107, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23108 attached
, child_tidptr=0x555556efc5d0) = 23108
[pid 23108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23108] setpgid(0, 0)               = 0
[pid 23108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23108] write(3, "1000", 4)         = 4
[pid 23108] close(3)                    = 0
[pid 23108] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23108] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23108] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23108] close(5)                    = 0
[pid 23108] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23111 attached
) = 23111
[pid 23108] tkill(23111, SIGSTOP)       = 0
[pid 23111] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23108, si_uid=65534} ---
[pid 23108] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23111, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23111] --- stopped by SIGSTOP ---
[pid 23108] <... exit_group resumed>)   = ?
[pid 23108] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23112 attached
, child_tidptr=0x555556efc5d0) = 23112
[pid 23112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23112] setpgid(0, 0)               = 0
[pid 23112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23112] write(3, "1000", 4)         = 4
[pid 23112] close(3)                    = 0
[pid 23112] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23112] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.491205][T23104] vhci_hcd vhci_hcd.0: port 0 already used
[  174.530236][T23108] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23112] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23112] close(5)                    = 0
[pid 23112] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23115 attached
) = 23115
[pid 23112] tkill(23115, SIGSTOP)       = 0
[pid 23115] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23112, si_uid=65534} ---
[pid 23112] exit_group(0 <unfinished ...>
[pid 23115] --- stopped by SIGSTOP ---
[pid 23112] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23115, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23112] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23112, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23116 attached
, child_tidptr=0x555556efc5d0) = 23116
[pid 23116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23116] setpgid(0, 0)               = 0
[pid 23116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23116] write(3, "1000", 4)         = 4
[pid 23116] close(3)                    = 0
[pid 23116] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23116] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23116] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23116] close(5)                    = 0
[pid 23116] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23119 attached
) = 23119
[pid 23116] tkill(23119, SIGSTOP)       = 0
[pid 23119] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23116, si_uid=65534} ---
[pid 23116] exit_group(0 <unfinished ...>
[pid 23119] --- stopped by SIGSTOP ---
[pid 23116] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23119, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23116] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23120 attached
, child_tidptr=0x555556efc5d0) = 23120
[pid 23120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23120] setpgid(0, 0)               = 0
[pid 23120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23120] write(3, "1000", 4)         = 4
[pid 23120] close(3)                    = 0
[pid 23120] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23120] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.569263][T23112] vhci_hcd vhci_hcd.0: port 0 already used
[  174.607409][T23116] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23120] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23120] close(5)                    = 0
[pid 23120] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23123 attached
) = 23123
[pid 23120] tkill(23123, SIGSTOP)       = 0
[pid 23123] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23120, si_uid=65534} ---
[pid 23120] exit_group(0 <unfinished ...>
[pid 23123] --- stopped by SIGSTOP ---
[pid 23120] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23123, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23120] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23120, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23124 attached
, child_tidptr=0x555556efc5d0) = 23124
[pid 23124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23124] setpgid(0, 0)               = 0
[pid 23124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23124] write(3, "1000", 4)         = 4
[pid 23124] close(3)                    = 0
[pid 23124] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23124] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23124] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23124] close(5)                    = 0
[pid 23124] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23127 attached
) = 23127
[pid 23124] tkill(23127, SIGSTOP)       = 0
[pid 23127] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23124, si_uid=65534} ---
[pid 23124] exit_group(0 <unfinished ...>
[pid 23127] --- stopped by SIGSTOP ---
[pid 23124] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23127, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23124] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23124, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23128 attached
, child_tidptr=0x555556efc5d0) = 23128
[pid 23128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23128] setpgid(0, 0)               = 0
[pid 23128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23128] write(3, "1000", 4)         = 4
[pid 23128] close(3)                    = 0
[pid 23128] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23128] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.643610][T23120] vhci_hcd vhci_hcd.0: port 0 already used
[  174.680947][T23124] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23128] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23128] close(5)                    = 0
[pid 23128] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23131 attached
) = 23131
[pid 23128] tkill(23131, SIGSTOP)       = 0
[pid 23128] exit_group(0 <unfinished ...>
[pid 23131] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23128, si_uid=65534} ---
[pid 23128] <... exit_group resumed>)   = ?
[pid 23131] --- stopped by SIGSTOP ---
[pid 23128] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23131, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23132 attached
, child_tidptr=0x555556efc5d0) = 23132
[pid 23132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23132] setpgid(0, 0)               = 0
[pid 23132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23132] write(3, "1000", 4)         = 4
[pid 23132] close(3)                    = 0
[pid 23132] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23132] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23132] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23132] close(5)                    = 0
[pid 23132] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23135 attached
) = 23135
[pid 23132] tkill(23135, SIGSTOP)       = 0
[pid 23135] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23132, si_uid=65534} ---
[pid 23132] exit_group(0 <unfinished ...>
[pid 23135] --- stopped by SIGSTOP ---
[pid 23132] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23135, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23132] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23132, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23136 attached
, child_tidptr=0x555556efc5d0) = 23136
[pid 23136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23136] setpgid(0, 0)               = 0
[pid 23136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23136] write(3, "1000", 4)         = 4
[pid 23136] close(3)                    = 0
[pid 23136] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23136] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.719160][T23128] vhci_hcd vhci_hcd.0: port 0 already used
[  174.752990][T23132] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23136] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23136] close(5)                    = 0
[pid 23136] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23139 attached
) = 23139
[pid 23136] tkill(23139, SIGSTOP)       = 0
[pid 23136] exit_group(0 <unfinished ...>
[pid 23139] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23136, si_uid=65534} ---
[pid 23136] <... exit_group resumed>)   = ?
[pid 23139] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23139, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23136] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23136, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23140 attached
, child_tidptr=0x555556efc5d0) = 23140
[pid 23140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23140] setpgid(0, 0)               = 0
[pid 23140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23140] write(3, "1000", 4)         = 4
[pid 23140] close(3)                    = 0
[pid 23140] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23140] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23140] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23140] close(5)                    = 0
[pid 23140] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23143 attached
) = 23143
[pid 23140] tkill(23143, SIGSTOP)       = 0
[pid 23143] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23140, si_uid=65534} ---
[pid 23140] exit_group(0 <unfinished ...>
[pid 23143] --- stopped by SIGSTOP ---
[pid 23140] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23143, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23140] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23140, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23144 attached
, child_tidptr=0x555556efc5d0) = 23144
[pid 23144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23144] setpgid(0, 0)               = 0
[pid 23144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23144] write(3, "1000", 4)         = 4
[pid 23144] close(3)                    = 0
[pid 23144] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23144] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.797838][T23136] vhci_hcd vhci_hcd.0: port 0 already used
[  174.832447][T23140] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23144] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23144] close(5)                    = 0
[pid 23144] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23147 attached
) = 23147
[pid 23144] tkill(23147, SIGSTOP)       = 0
[pid 23147] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23144, si_uid=65534} ---
[pid 23144] exit_group(0 <unfinished ...>
[pid 23147] --- stopped by SIGSTOP ---
[pid 23144] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23147, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23144] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23144, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23148 attached
, child_tidptr=0x555556efc5d0) = 23148
[pid 23148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23148] setpgid(0, 0)               = 0
[pid 23148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23148] write(3, "1000", 4)         = 4
[pid 23148] close(3)                    = 0
[pid 23148] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23148] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23148] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23148] close(5)                    = 0
[pid 23148] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23151 attached
) = 23151
[pid 23148] tkill(23151, SIGSTOP)       = 0
[pid 23151] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23148, si_uid=65534} ---
[pid 23148] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23151, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23151] --- stopped by SIGSTOP ---
[pid 23148] <... exit_group resumed>)   = ?
[pid 23148] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23148, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23152 attached
, child_tidptr=0x555556efc5d0) = 23152
[pid 23152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23152] setpgid(0, 0)               = 0
[pid 23152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23152] write(3, "1000", 4)         = 4
[pid 23152] close(3)                    = 0
[pid 23152] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23152] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.869906][T23144] vhci_hcd vhci_hcd.0: port 0 already used
[  174.903339][T23148] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23152] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23152] close(5)                    = 0
[pid 23152] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23155 attached
) = 23155
[pid 23152] tkill(23155, SIGSTOP)       = 0
[pid 23155] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23152, si_uid=65534} ---
[pid 23152] exit_group(0 <unfinished ...>
[pid 23155] --- stopped by SIGSTOP ---
[pid 23152] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23155, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23152] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23152, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23156 attached
, child_tidptr=0x555556efc5d0) = 23156
[pid 23156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23156] setpgid(0, 0)               = 0
[pid 23156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23156] write(3, "1000", 4)         = 4
[pid 23156] close(3)                    = 0
[pid 23156] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23156] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.937784][T23152] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23156] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23156] close(5)                    = 0
[pid 23156] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23159 attached
) = 23159
[pid 23156] tkill(23159, SIGSTOP)       = 0
[pid 23159] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23156, si_uid=65534} ---
[pid 23156] exit_group(0 <unfinished ...>
[pid 23159] --- stopped by SIGSTOP ---
[pid 23156] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23159, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23156] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23156, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23160 attached
, child_tidptr=0x555556efc5d0) = 23160
[pid 23160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23160] setpgid(0, 0)               = 0
[pid 23160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23160] write(3, "1000", 4)         = 4
[pid 23160] close(3)                    = 0
[pid 23160] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23160] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  174.980014][T23156] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23160] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23160] close(5)                    = 0
[pid 23160] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23163 attached
) = 23163
[pid 23160] tkill(23163, SIGSTOP)       = 0
[pid 23160] exit_group(0 <unfinished ...>
[pid 23163] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23160, si_uid=65534} ---
[pid 23160] <... exit_group resumed>)   = ?
[pid 23163] --- stopped by SIGSTOP ---
[pid 23160] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23163, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23164 attached
, child_tidptr=0x555556efc5d0) = 23164
[pid 23164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23164] setpgid(0, 0)               = 0
[pid 23164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23164] write(3, "1000", 4)         = 4
[pid 23164] close(3)                    = 0
[pid 23164] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23164] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.024043][T23160] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23164] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23164] close(5)                    = 0
[pid 23164] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23167 attached
) = 23167
[pid 23164] tkill(23167, SIGSTOP)       = 0
[pid 23167] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23164, si_uid=65534} ---
[pid 23164] exit_group(0)               = ?
[pid 23167] --- stopped by SIGSTOP ---
[pid 23164] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23167, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23168 attached
, child_tidptr=0x555556efc5d0) = 23168
[pid 23168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23168] setpgid(0, 0)               = 0
[pid 23168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23168] write(3, "1000", 4)         = 4
[pid 23168] close(3)                    = 0
[pid 23168] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23168] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.067147][T23164] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23168] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23168] close(5)                    = 0
[pid 23168] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23171 attached
) = 23171
[pid 23168] tkill(23171, SIGSTOP)       = 0
[pid 23168] exit_group(0)               = ?
[pid 23171] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23168, si_uid=65534} ---
[pid 23168] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23168, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23171] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23171, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23172 attached
, child_tidptr=0x555556efc5d0) = 23172
[pid 23172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23172] setpgid(0, 0)               = 0
[pid 23172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23172] write(3, "1000", 4)         = 4
[pid 23172] close(3)                    = 0
[pid 23172] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23172] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23172] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23172] close(5)                    = 0
[pid 23172] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23175 attached
) = 23175
[pid 23172] tkill(23175, SIGSTOP)       = 0
[pid 23175] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23172, si_uid=65534} ---
[pid 23172] exit_group(0 <unfinished ...>
[pid 23175] --- stopped by SIGSTOP ---
[pid 23172] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23175, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23172] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23172, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23176 attached
, child_tidptr=0x555556efc5d0) = 23176
[pid 23176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23176] setpgid(0, 0)               = 0
[pid 23176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23176] write(3, "1000", 4)         = 4
[pid 23176] close(3)                    = 0
[pid 23176] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23176] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.108630][T23168] vhci_hcd vhci_hcd.0: port 0 already used
[  175.145280][T23172] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23176] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23176] close(5)                    = 0
[pid 23176] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23179 attached
) = 23179
[pid 23176] tkill(23179, SIGSTOP)       = 0
[pid 23179] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23176, si_uid=65534} ---
[pid 23176] exit_group(0 <unfinished ...>
[pid 23179] --- stopped by SIGSTOP ---
[pid 23176] <... exit_group resumed>)   = ?
[pid 23176] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23179, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23180 attached
, child_tidptr=0x555556efc5d0) = 23180
[pid 23180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23180] setpgid(0, 0)               = 0
[pid 23180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23180] write(3, "1000", 4)         = 4
[pid 23180] close(3)                    = 0
[pid 23180] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23180] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23180] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23180] close(5)                    = 0
[pid 23180] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23183 attached
) = 23183
[pid 23180] tkill(23183, SIGSTOP)       = 0
[pid 23183] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23180, si_uid=65534} ---
[pid 23180] exit_group(0 <unfinished ...>
[pid 23183] --- stopped by SIGSTOP ---
[pid 23180] <... exit_group resumed>)   = ?
[pid 23180] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23183, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23184 attached
, child_tidptr=0x555556efc5d0) = 23184
[pid 23184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23184] setpgid(0, 0)               = 0
[pid 23184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23184] write(3, "1000", 4)         = 4
[pid 23184] close(3)                    = 0
[pid 23184] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23184] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.184457][T23176] vhci_hcd vhci_hcd.0: port 0 already used
[  175.222694][T23180] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23184] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23184] close(5)                    = 0
[pid 23184] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23187 attached
) = 23187
[pid 23184] tkill(23187, SIGSTOP)       = 0
[pid 23187] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23184, si_uid=65534} ---
[pid 23187] --- stopped by SIGSTOP ---
[pid 23184] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23187, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23184] <... exit_group resumed>)   = ?
[pid 23184] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23184, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23188 attached
, child_tidptr=0x555556efc5d0) = 23188
[pid 23188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23188] setpgid(0, 0)               = 0
[pid 23188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23188] write(3, "1000", 4)         = 4
[pid 23188] close(3)                    = 0
[pid 23188] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23188] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.262835][T23184] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23188] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23188] close(5)                    = 0
[pid 23188] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23191 attached
) = 23191
[pid 23188] tkill(23191, SIGSTOP)       = 0
[pid 23191] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23188, si_uid=65534} ---
[pid 23188] exit_group(0 <unfinished ...>
[pid 23191] --- stopped by SIGSTOP ---
[pid 23188] <... exit_group resumed>)   = ?
[pid 23188] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23191, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23192 attached
, child_tidptr=0x555556efc5d0) = 23192
[pid 23192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23192] setpgid(0, 0)               = 0
[pid 23192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23192] write(3, "1000", 4)         = 4
[pid 23192] close(3)                    = 0
[pid 23192] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23192] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23192] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23192] close(5)                    = 0
[pid 23192] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23195 attached
) = 23195
[pid 23192] tkill(23195, SIGSTOP)       = 0
[pid 23192] exit_group(0 <unfinished ...>
[pid 23195] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23192, si_uid=65534} ---
[pid 23192] <... exit_group resumed>)   = ?
[pid 23195] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23195, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23192] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23192, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23196 attached
, child_tidptr=0x555556efc5d0) = 23196
[pid 23196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23196] setpgid(0, 0)               = 0
[pid 23196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23196] write(3, "1000", 4)         = 4
[pid 23196] close(3)                    = 0
[pid 23196] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23196] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.306311][T23188] vhci_hcd vhci_hcd.0: port 0 already used
[  175.345649][T23192] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23196] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23196] close(5)                    = 0
[pid 23196] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23199 attached
) = 23199
[pid 23196] tkill(23199, SIGSTOP)       = 0
[pid 23199] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23196, si_uid=65534} ---
[pid 23196] exit_group(0 <unfinished ...>
[pid 23199] --- stopped by SIGSTOP ---
[pid 23196] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23199, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23196] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23200 attached
, child_tidptr=0x555556efc5d0) = 23200
[pid 23200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23200] setpgid(0, 0)               = 0
[pid 23200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23200] write(3, "1000", 4)         = 4
[pid 23200] close(3)                    = 0
[pid 23200] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23200] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23200] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23200] close(5)                    = 0
[pid 23200] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23203 attached
) = 23203
[pid 23200] tkill(23203, SIGSTOP)       = 0
[pid 23203] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23200, si_uid=65534} ---
[pid 23200] exit_group(0 <unfinished ...>
[pid 23203] --- stopped by SIGSTOP ---
[pid 23200] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23203, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23200] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23200, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23204 attached
, child_tidptr=0x555556efc5d0) = 23204
[pid 23204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23204] setpgid(0, 0)               = 0
[pid 23204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23204] write(3, "1000", 4)         = 4
[pid 23204] close(3)                    = 0
[pid 23204] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23204] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.382359][T23196] vhci_hcd vhci_hcd.0: port 0 already used
[  175.420026][T23200] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23204] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23204] close(5)                    = 0
[pid 23204] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23207 attached
) = 23207
[pid 23204] tkill(23207, SIGSTOP)       = 0
[pid 23207] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23204, si_uid=65534} ---
[pid 23204] exit_group(0 <unfinished ...>
[pid 23207] --- stopped by SIGSTOP ---
[pid 23204] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23207, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23204] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23208 attached
, child_tidptr=0x555556efc5d0) = 23208
[pid 23208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23208] setpgid(0, 0)               = 0
[pid 23208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23208] write(3, "1000", 4)         = 4
[pid 23208] close(3)                    = 0
[pid 23208] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23208] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23208] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23208] close(5)                    = 0
[pid 23208] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23211 attached
) = 23211
[pid 23208] tkill(23211, SIGSTOP)       = 0
[pid 23211] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23208, si_uid=65534} ---
[pid 23208] exit_group(0 <unfinished ...>
[pid 23211] --- stopped by SIGSTOP ---
[pid 23208] <... exit_group resumed>)   = ?
[pid 23208] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23211, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23212 attached
, child_tidptr=0x555556efc5d0) = 23212
[pid 23212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23212] setpgid(0, 0)               = 0
[pid 23212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23212] write(3, "1000", 4)         = 4
[pid 23212] close(3)                    = 0
[pid 23212] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23212] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.454808][T23204] vhci_hcd vhci_hcd.0: port 0 already used
[  175.492920][T23208] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23212] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23212] close(5)                    = 0
[pid 23212] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23215 attached
) = 23215
[pid 23212] tkill(23215, SIGSTOP)       = 0
[pid 23215] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23212, si_uid=65534} ---
[pid 23212] exit_group(0 <unfinished ...>
[pid 23215] --- stopped by SIGSTOP ---
[pid 23212] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23215, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23212] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23212, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23216 attached
, child_tidptr=0x555556efc5d0) = 23216
[pid 23216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23216] setpgid(0, 0)               = 0
[pid 23216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23216] write(3, "1000", 4)         = 4
[pid 23216] close(3)                    = 0
[pid 23216] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23216] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23216] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23216] close(5)                    = 0
[pid 23216] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23219 attached
) = 23219
[pid 23216] tkill(23219, SIGSTOP)       = 0
[pid 23219] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23216, si_uid=65534} ---
[pid 23216] exit_group(0 <unfinished ...>
[pid 23219] --- stopped by SIGSTOP ---
[pid 23216] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23219, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23216] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23216, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23220 attached
, child_tidptr=0x555556efc5d0) = 23220
[pid 23220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23220] setpgid(0, 0)               = 0
[pid 23220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23220] write(3, "1000", 4)         = 4
[pid 23220] close(3)                    = 0
[pid 23220] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23220] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.531822][T23212] vhci_hcd vhci_hcd.0: port 0 already used
[  175.568826][T23216] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23220] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23220] close(5)                    = 0
[pid 23220] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23223 attached
) = 23223
[pid 23220] tkill(23223, SIGSTOP)       = 0
[pid 23223] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23220, si_uid=65534} ---
[pid 23220] exit_group(0 <unfinished ...>
[pid 23223] --- stopped by SIGSTOP ---
[pid 23220] <... exit_group resumed>)   = ?
[pid 23220] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23223, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23224 attached
, child_tidptr=0x555556efc5d0) = 23224
[pid 23224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23224] setpgid(0, 0)               = 0
[pid 23224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23224] write(3, "1000", 4)         = 4
[pid 23224] close(3)                    = 0
[pid 23224] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23224] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23224] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23224] close(5)                    = 0
[pid 23224] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23227 attached
) = 23227
[pid 23224] tkill(23227, SIGSTOP)       = 0
[pid 23227] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23224, si_uid=65534} ---
[pid 23224] exit_group(0 <unfinished ...>
[pid 23227] --- stopped by SIGSTOP ---
[pid 23224] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23227, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23224] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23224, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23228 attached
, child_tidptr=0x555556efc5d0) = 23228
[pid 23228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23228] setpgid(0, 0)               = 0
[pid 23228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23228] write(3, "1000", 4)         = 4
[pid 23228] close(3)                    = 0
[pid 23228] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23228] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.610869][T23220] vhci_hcd vhci_hcd.0: port 0 already used
[  175.650396][T23224] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23228] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23228] close(5)                    = 0
[pid 23228] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23231 attached
) = 23231
[pid 23228] tkill(23231, SIGSTOP)       = 0
[pid 23228] exit_group(0 <unfinished ...>
[pid 23231] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23228, si_uid=65534} ---
[pid 23228] <... exit_group resumed>)   = ?
[pid 23231] --- stopped by SIGSTOP ---
[pid 23228] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23231, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23232 attached
, child_tidptr=0x555556efc5d0) = 23232
[pid 23232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23232] setpgid(0, 0)               = 0
[pid 23232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23232] write(3, "1000", 4)         = 4
[pid 23232] close(3)                    = 0
[pid 23232] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23232] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23232] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23232] close(5)                    = 0
[pid 23232] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23235 attached
) = 23235
[pid 23232] tkill(23235, SIGSTOP)       = 0
[pid 23235] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23232, si_uid=65534} ---
[pid 23232] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23235, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23235] --- stopped by SIGSTOP ---
[pid 23232] <... exit_group resumed>)   = ?
[pid 23232] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23232, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23236 attached
, child_tidptr=0x555556efc5d0) = 23236
[pid 23236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23236] setpgid(0, 0)               = 0
[pid 23236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23236] write(3, "1000", 4)         = 4
[pid 23236] close(3)                    = 0
[pid 23236] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23236] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.686671][T23228] vhci_hcd vhci_hcd.0: port 0 already used
[  175.723211][T23232] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23236] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23236] close(5)                    = 0
[pid 23236] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23239 attached
) = 23239
[pid 23236] tkill(23239, SIGSTOP)       = 0
[pid 23239] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23236, si_uid=65534} ---
[pid 23236] exit_group(0 <unfinished ...>
[pid 23239] --- stopped by SIGSTOP ---
[pid 23236] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23239, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23236] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23240 attached
, child_tidptr=0x555556efc5d0) = 23240
[pid 23240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23240] setpgid(0, 0)               = 0
[pid 23240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23240] write(3, "1000", 4)         = 4
[pid 23240] close(3)                    = 0
[pid 23240] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23240] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23240] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23240] close(5)                    = 0
[pid 23240] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23243 attached
) = 23243
[pid 23240] tkill(23243, SIGSTOP)       = 0
[pid 23243] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23240, si_uid=65534} ---
[pid 23240] exit_group(0 <unfinished ...>
[pid 23243] --- stopped by SIGSTOP ---
[pid 23240] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23243, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23240] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23240, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23244 attached
, child_tidptr=0x555556efc5d0) = 23244
[pid 23244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23244] setpgid(0, 0)               = 0
[pid 23244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23244] write(3, "1000", 4)         = 4
[pid 23244] close(3)                    = 0
[pid 23244] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23244] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.758773][T23236] vhci_hcd vhci_hcd.0: port 0 already used
[  175.796971][T23240] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23244] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23244] close(5)                    = 0
[pid 23244] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23247 attached
) = 23247
[pid 23244] tkill(23247, SIGSTOP)       = 0
[pid 23247] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23244, si_uid=65534} ---
[pid 23244] exit_group(0 <unfinished ...>
[pid 23247] --- stopped by SIGSTOP ---
[pid 23244] <... exit_group resumed>)   = ?
[pid 23244] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23247, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23248 attached
, child_tidptr=0x555556efc5d0) = 23248
[pid 23248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23248] setpgid(0, 0)               = 0
[pid 23248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23248] write(3, "1000", 4)         = 4
[pid 23248] close(3)                    = 0
[pid 23248] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23248] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23248] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23248] close(5)                    = 0
[pid 23248] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23251 attached
) = 23251
[pid 23248] tkill(23251, SIGSTOP)       = 0
[pid 23251] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23248, si_uid=65534} ---
[pid 23248] exit_group(0 <unfinished ...>
[pid 23251] --- stopped by SIGSTOP ---
[pid 23248] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23251, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23248] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23252 attached
, child_tidptr=0x555556efc5d0) = 23252
[pid 23252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23252] setpgid(0, 0)               = 0
[pid 23252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23252] write(3, "1000", 4)         = 4
[pid 23252] close(3)                    = 0
[pid 23252] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23252] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.831569][T23244] vhci_hcd vhci_hcd.0: port 0 already used
[  175.869441][T23248] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23252] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23252] close(5)                    = 0
[pid 23252] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23255 attached
) = 23255
[pid 23252] tkill(23255, SIGSTOP)       = 0
[pid 23255] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23252, si_uid=65534} ---
[pid 23252] exit_group(0 <unfinished ...>
[pid 23255] --- stopped by SIGSTOP ---
[pid 23252] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23255, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23252] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23252, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23256 attached
, child_tidptr=0x555556efc5d0) = 23256
[pid 23256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23256] setpgid(0, 0)               = 0
[pid 23256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23256] write(3, "1000", 4)         = 4
[pid 23256] close(3)                    = 0
[pid 23256] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23256] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23256] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23256] close(5)                    = 0
[pid 23256] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23259 attached
) = 23259
[pid 23256] tkill(23259, SIGSTOP)       = 0
[pid 23259] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23256, si_uid=65534} ---
[pid 23256] exit_group(0 <unfinished ...>
[pid 23259] --- stopped by SIGSTOP ---
[pid 23256] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23259, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23256] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23256, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23260 attached
, child_tidptr=0x555556efc5d0) = 23260
[pid 23260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23260] setpgid(0, 0)               = 0
[pid 23260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23260] write(3, "1000", 4)         = 4
[pid 23260] close(3)                    = 0
[pid 23260] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23260] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.903527][T23252] vhci_hcd vhci_hcd.0: port 0 already used
[  175.942263][T23256] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23260] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23260] close(5)                    = 0
[pid 23260] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23263 attached
) = 23263
[pid 23260] tkill(23263, SIGSTOP)       = 0
[pid 23263] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23260, si_uid=65534} ---
[pid 23260] exit_group(0)               = ?
[pid 23263] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23263, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23260] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23260, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23264 attached
, child_tidptr=0x555556efc5d0) = 23264
[pid 23264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23264] setpgid(0, 0)               = 0
[pid 23264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23264] write(3, "1000", 4)         = 4
[pid 23264] close(3)                    = 0
[pid 23264] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23264] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  175.983534][T23260] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23264] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23264] close(5)                    = 0
[pid 23264] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23267 attached
) = 23267
[pid 23264] tkill(23267, SIGSTOP)       = 0
[pid 23264] exit_group(0 <unfinished ...>
[pid 23267] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23264, si_uid=65534} ---
[pid 23264] <... exit_group resumed>)   = ?
[pid 23267] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23267, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23264] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23264, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23268 attached
, child_tidptr=0x555556efc5d0) = 23268
[pid 23268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23268] setpgid(0, 0)               = 0
[pid 23268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23268] write(3, "1000", 4)         = 4
[pid 23268] close(3)                    = 0
[pid 23268] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23268] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23268] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23268] close(5)                    = 0
[pid 23268] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23271 attached
) = 23271
[pid 23268] tkill(23271, SIGSTOP)       = 0
[pid 23268] exit_group(0 <unfinished ...>
[pid 23271] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23268, si_uid=65534} ---
[pid 23268] <... exit_group resumed>)   = ?
[pid 23268] +++ exited with 0 +++
[pid 23271] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23268, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23272 attached
, child_tidptr=0x555556efc5d0) = 23272
[pid 23272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23272] setpgid(0, 0)               = 0
[pid 23272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23272] write(3, "1000", 4)         = 4
[pid 23272] close(3)                    = 0
[pid 23272] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23272] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.024081][T23264] vhci_hcd vhci_hcd.0: port 0 already used
[  176.062822][T23268] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23272] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23272] close(5)                    = 0
[pid 23272] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23275 attached
) = 23275
[pid 23272] tkill(23275, SIGSTOP)       = 0
[pid 23272] exit_group(0 <unfinished ...>
[pid 23275] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23272, si_uid=65534} ---
[pid 23272] <... exit_group resumed>)   = ?
[pid 23275] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23275, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23272] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23272, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23276 attached
, child_tidptr=0x555556efc5d0) = 23276
[pid 23276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23276] setpgid(0, 0)               = 0
[pid 23276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23276] write(3, "1000", 4)         = 4
[pid 23276] close(3)                    = 0
[pid 23276] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23276] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23276] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23276] close(5)                    = 0
[pid 23276] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23279 attached
) = 23279
[pid 23276] tkill(23279, SIGSTOP)       = 0
[pid 23276] exit_group(0)               = ?
[pid 23279] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23276, si_uid=65534} ---
[pid 23276] +++ exited with 0 +++
[pid 23279] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23276, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23280 attached
, child_tidptr=0x555556efc5d0) = 23280
[pid 23280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23280] setpgid(0, 0)               = 0
[pid 23280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23280] write(3, "1000", 4)         = 4
[pid 23280] close(3)                    = 0
[pid 23280] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23280] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.098968][T23272] vhci_hcd vhci_hcd.0: port 0 already used
[  176.137206][T23276] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23280] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23280] close(5)                    = 0
[pid 23280] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23283 attached
) = 23283
[pid 23280] tkill(23283, SIGSTOP)       = 0
[pid 23283] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23280, si_uid=65534} ---
[pid 23280] exit_group(0)               = ?
[pid 23283] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23283, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23280] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23280, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23284 attached
, child_tidptr=0x555556efc5d0) = 23284
[pid 23284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23284] setpgid(0, 0)               = 0
[pid 23284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23284] write(3, "1000", 4)         = 4
[pid 23284] close(3)                    = 0
[pid 23284] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23284] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23284] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23284] close(5)                    = 0
[pid 23284] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23287 attached
) = 23287
[pid 23284] tkill(23287, SIGSTOP)       = 0
[pid 23287] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23284, si_uid=65534} ---
[pid 23284] exit_group(0 <unfinished ...>
[pid 23287] --- stopped by SIGSTOP ---
[pid 23284] <... exit_group resumed>)   = ?
[pid 23284] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23287, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23288 attached
, child_tidptr=0x555556efc5d0) = 23288
[pid 23288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23288] setpgid(0, 0)               = 0
[pid 23288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23288] write(3, "1000", 4)         = 4
[pid 23288] close(3)                    = 0
[pid 23288] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23288] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.176287][T23280] vhci_hcd vhci_hcd.0: port 0 already used
[  176.214147][T23284] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23288] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23288] close(5)                    = 0
[pid 23288] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23291 attached
) = 23291
[pid 23288] tkill(23291, SIGSTOP)       = 0
[pid 23291] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23288, si_uid=65534} ---
[pid 23288] exit_group(0 <unfinished ...>
[pid 23291] --- stopped by SIGSTOP ---
[pid 23288] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23291, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23288] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23288, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23292 attached
, child_tidptr=0x555556efc5d0) = 23292
[pid 23292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23292] setpgid(0, 0)               = 0
[pid 23292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23292] write(3, "1000", 4)         = 4
[pid 23292] close(3)                    = 0
[pid 23292] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23292] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23292] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23292] close(5)                    = 0
[pid 23292] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23295 attached
) = 23295
[pid 23292] tkill(23295, SIGSTOP)       = 0
[pid 23295] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23292, si_uid=65534} ---
[pid 23292] exit_group(0 <unfinished ...>
[pid 23295] --- stopped by SIGSTOP ---
[pid 23292] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23295, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23292] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23292, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23296 attached
, child_tidptr=0x555556efc5d0) = 23296
[pid 23296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23296] setpgid(0, 0)               = 0
[pid 23296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23296] write(3, "1000", 4)         = 4
[pid 23296] close(3)                    = 0
[pid 23296] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23296] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.253410][T23288] vhci_hcd vhci_hcd.0: port 0 already used
[  176.289500][T23292] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23296] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23296] close(5)                    = 0
[pid 23296] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23299 attached
) = 23299
[pid 23296] tkill(23299, SIGSTOP)       = 0
[pid 23296] exit_group(0 <unfinished ...>
[pid 23299] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23296, si_uid=65534} ---
[pid 23296] <... exit_group resumed>)   = ?
[pid 23299] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23299, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23296] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23296, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23300 attached
, child_tidptr=0x555556efc5d0) = 23300
[pid 23300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23300] setpgid(0, 0)               = 0
[pid 23300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23300] write(3, "1000", 4)         = 4
[pid 23300] close(3)                    = 0
[pid 23300] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23300] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23300] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23300] close(5)                    = 0
[pid 23300] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23303 attached
) = 23303
[pid 23300] tkill(23303, SIGSTOP)       = 0
[pid 23303] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23300, si_uid=65534} ---
[pid 23300] exit_group(0 <unfinished ...>
[pid 23303] --- stopped by SIGSTOP ---
[pid 23300] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23303, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23300] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23300, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23304 attached
, child_tidptr=0x555556efc5d0) = 23304
[pid 23304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23304] setpgid(0, 0)               = 0
[pid 23304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23304] write(3, "1000", 4)         = 4
[pid 23304] close(3)                    = 0
[pid 23304] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23304] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.326387][T23296] vhci_hcd vhci_hcd.0: port 0 already used
[  176.364039][T23300] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23304] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23304] close(5)                    = 0
[pid 23304] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23307 attached
) = 23307
[pid 23304] tkill(23307, SIGSTOP)       = 0
[pid 23307] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23304, si_uid=65534} ---
[pid 23304] exit_group(0)               = ?
[pid 23304] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23304, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23307] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23307, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23308 attached
, child_tidptr=0x555556efc5d0) = 23308
[pid 23308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23308] setpgid(0, 0)               = 0
[pid 23308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23308] write(3, "1000", 4)         = 4
[pid 23308] close(3)                    = 0
[pid 23308] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23308] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.404404][T23304] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23308] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23308] close(5)                    = 0
[pid 23308] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23311 attached
) = 23311
[pid 23308] tkill(23311, SIGSTOP)       = 0
[pid 23311] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23308, si_uid=65534} ---
[pid 23311] --- stopped by SIGSTOP ---
[pid 23308] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23311, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23308] <... exit_group resumed>)   = ?
[pid 23308] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23308, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23312 attached
, child_tidptr=0x555556efc5d0) = 23312
[pid 23312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23312] setpgid(0, 0)               = 0
[pid 23312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23312] write(3, "1000", 4)         = 4
[pid 23312] close(3)                    = 0
[pid 23312] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23312] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.446080][T23308] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23312] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23312] close(5)                    = 0
[pid 23312] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23315 attached
) = 23315
[pid 23312] tkill(23315, SIGSTOP)       = 0
[pid 23315] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23312, si_uid=65534} ---
[pid 23312] exit_group(0 <unfinished ...>
[pid 23315] --- stopped by SIGSTOP ---
[pid 23312] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23315, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23312] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23312, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23316 attached
, child_tidptr=0x555556efc5d0) = 23316
[pid 23316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23316] setpgid(0, 0)               = 0
[pid 23316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23316] write(3, "1000", 4)         = 4
[pid 23316] close(3)                    = 0
[pid 23316] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23316] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23316] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23316] close(5)                    = 0
[pid 23316] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23319 attached
) = 23319
[pid 23316] tkill(23319, SIGSTOP)       = 0
[pid 23316] exit_group(0 <unfinished ...>
[pid 23319] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23316, si_uid=65534} ---
[pid 23316] <... exit_group resumed>)   = ?
[pid 23319] --- stopped by SIGSTOP ---
[pid 23316] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23319, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23320 attached
, child_tidptr=0x555556efc5d0) = 23320
[pid 23320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23320] setpgid(0, 0)               = 0
[pid 23320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23320] write(3, "1000", 4)         = 4
[pid 23320] close(3)                    = 0
[pid 23320] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23320] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.499006][T23312] vhci_hcd vhci_hcd.0: port 0 already used
[  176.538668][T23316] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23320] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23320] close(5)                    = 0
[pid 23320] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23323 attached
) = 23323
[pid 23320] tkill(23323, SIGSTOP)       = 0
[pid 23323] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23320, si_uid=65534} ---
[pid 23320] exit_group(0 <unfinished ...>
[pid 23323] --- stopped by SIGSTOP ---
[pid 23320] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23323, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23320] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23320, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23324 attached
, child_tidptr=0x555556efc5d0) = 23324
[pid 23324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23324] setpgid(0, 0)               = 0
[pid 23324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23324] write(3, "1000", 4)         = 4
[pid 23324] close(3)                    = 0
[pid 23324] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23324] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.579144][T23320] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23324] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23324] close(5)                    = 0
[pid 23324] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23327 attached
) = 23327
[pid 23324] tkill(23327, SIGSTOP)       = 0
[pid 23324] exit_group(0)               = ?
[pid 23327] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23324, si_uid=65534} ---
[pid 23324] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23324, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23327] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23327, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23328 attached
, child_tidptr=0x555556efc5d0) = 23328
[pid 23328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23328] setpgid(0, 0)               = 0
[pid 23328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23328] write(3, "1000", 4)         = 4
[pid 23328] close(3)                    = 0
[pid 23328] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23328] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23328] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23328] close(5)                    = 0
[pid 23328] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23331 attached
) = 23331
[pid 23328] tkill(23331, SIGSTOP)       = 0
[pid 23331] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23328, si_uid=65534} ---
[pid 23328] exit_group(0 <unfinished ...>
[pid 23331] --- stopped by SIGSTOP ---
[pid 23328] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23331, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23328] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23328, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23332 attached
, child_tidptr=0x555556efc5d0) = 23332
[pid 23332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23332] setpgid(0, 0)               = 0
[pid 23332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23332] write(3, "1000", 4)         = 4
[pid 23332] close(3)                    = 0
[pid 23332] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23332] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.623152][T23324] vhci_hcd vhci_hcd.0: port 0 already used
[  176.662709][T23328] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23332] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23332] close(5)                    = 0
[pid 23332] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23335 attached
) = 23335
[pid 23332] tkill(23335, SIGSTOP)       = 0
[pid 23332] exit_group(0 <unfinished ...>
[pid 23335] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23332, si_uid=65534} ---
[pid 23332] <... exit_group resumed>)   = ?
[pid 23335] --- stopped by SIGSTOP ---
[pid 23332] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23335, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23336 attached
, child_tidptr=0x555556efc5d0) = 23336
[pid 23336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23336] setpgid(0, 0)               = 0
[pid 23336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23336] write(3, "1000", 4)         = 4
[pid 23336] close(3)                    = 0
[pid 23336] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23336] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23336] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23336] close(5)                    = 0
[pid 23336] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 23339
[pid 23336] tkill(23339, SIGSTOP)       = 0
[pid 23336] exit_group(0)               = ?
[pid 23336] +++ exited with 0 +++
./strace-static-x86_64: Process 23339 attached
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23336, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 23339] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23336, si_uid=65534} ---
[pid 23339] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 23340 attached
[pid  5018] <... clone resumed>, child_tidptr=0x555556efc5d0) = 23340
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23339, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23340] setpgid(0, 0)               = 0
[pid 23340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23340] write(3, "1000", 4)         = 4
[pid 23340] close(3)                    = 0
[pid 23340] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23340] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.701391][T23332] vhci_hcd vhci_hcd.0: port 0 already used
[  176.741024][T23336] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23340] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23340] close(5)                    = 0
[pid 23340] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23343 attached
) = 23343
[pid 23340] tkill(23343, SIGSTOP)       = 0
[pid 23343] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23340, si_uid=65534} ---
[pid 23340] exit_group(0 <unfinished ...>
[pid 23343] --- stopped by SIGSTOP ---
[pid 23340] <... exit_group resumed>)   = ?
[pid 23340] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23343, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23344 attached
, child_tidptr=0x555556efc5d0) = 23344
[pid 23344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23344] setpgid(0, 0)               = 0
[pid 23344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23344] write(3, "1000", 4)         = 4
[pid 23344] close(3)                    = 0
[pid 23344] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23344] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23344] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23344] close(5)                    = 0
[pid 23344] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23347 attached
) = 23347
[pid 23344] tkill(23347, SIGSTOP)       = 0
[pid 23347] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23344, si_uid=65534} ---
[pid 23344] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23347, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23347] --- stopped by SIGSTOP ---
[pid 23344] <... exit_group resumed>)   = ?
[pid 23344] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23344, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23348 attached
, child_tidptr=0x555556efc5d0) = 23348
[pid 23348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23348] setpgid(0, 0)               = 0
[pid 23348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23348] write(3, "1000", 4)         = 4
[pid 23348] close(3)                    = 0
[pid 23348] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23348] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.780851][T23340] vhci_hcd vhci_hcd.0: port 0 already used
[  176.820191][T23344] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23348] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23348] close(5)                    = 0
[pid 23348] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23351 attached
) = 23351
[pid 23348] tkill(23351, SIGSTOP)       = 0
[pid 23351] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23348, si_uid=65534} ---
[pid 23348] exit_group(0 <unfinished ...>
[pid 23351] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23351, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23348] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23348] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23348, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 23352
./strace-static-x86_64: Process 23352 attached
[pid 23352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23352] setpgid(0, 0)               = 0
[pid 23352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23352] write(3, "1000", 4)         = 4
[pid 23352] close(3)                    = 0
[pid 23352] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23352] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.857564][T23348] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23352] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23352] close(5)                    = 0
[pid 23352] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23355 attached
) = 23355
[pid 23352] tkill(23355, SIGSTOP)       = 0
[pid 23355] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23352, si_uid=65534} ---
[pid 23352] exit_group(0 <unfinished ...>
[pid 23355] --- stopped by SIGSTOP ---
[pid 23352] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23355, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23352] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23352, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23356 attached
, child_tidptr=0x555556efc5d0) = 23356
[pid 23356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23356] setpgid(0, 0)               = 0
[pid 23356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23356] write(3, "1000", 4)         = 4
[pid 23356] close(3)                    = 0
[pid 23356] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23356] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23356] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23356] close(5)                    = 0
[pid 23356] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23359 attached
) = 23359
[pid 23356] tkill(23359, SIGSTOP)       = 0
[pid 23359] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23356, si_uid=65534} ---
[pid 23356] exit_group(0 <unfinished ...>
[pid 23359] --- stopped by SIGSTOP ---
[pid 23356] <... exit_group resumed>)   = ?
[pid 23356] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23359, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23360 attached
, child_tidptr=0x555556efc5d0) = 23360
[pid 23360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23360] setpgid(0, 0)               = 0
[pid 23360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23360] write(3, "1000", 4)         = 4
[pid 23360] close(3)                    = 0
[pid 23360] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23360] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.899703][T23352] vhci_hcd vhci_hcd.0: port 0 already used
[  176.938663][T23356] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23360] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23360] close(5)                    = 0
[pid 23360] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23363 attached
) = 23363
[pid 23360] tkill(23363, SIGSTOP)       = 0
[pid 23363] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23360, si_uid=65534} ---
[pid 23360] exit_group(0 <unfinished ...>
[pid 23363] --- stopped by SIGSTOP ---
[pid 23360] <... exit_group resumed>)   = ?
[pid 23360] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23363, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23364 attached
, child_tidptr=0x555556efc5d0) = 23364
[pid 23364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23364] setpgid(0, 0)               = 0
[pid 23364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23364] write(3, "1000", 4)         = 4
[pid 23364] close(3)                    = 0
[pid 23364] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23364] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23364] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23364] close(5)                    = 0
[pid 23364] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23367 attached
) = 23367
[pid 23364] tkill(23367, SIGSTOP)       = 0
[pid 23367] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23364, si_uid=65534} ---
[pid 23364] exit_group(0 <unfinished ...>
[pid 23367] --- stopped by SIGSTOP ---
[pid 23364] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23367, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23364] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23364, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23368 attached
, child_tidptr=0x555556efc5d0) = 23368
[pid 23368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23368] setpgid(0, 0)               = 0
[pid 23368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23368] write(3, "1000", 4)         = 4
[pid 23368] close(3)                    = 0
[pid 23368] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23368] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  176.981223][T23360] vhci_hcd vhci_hcd.0: port 0 already used
[  177.020621][T23364] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23368] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23368] close(5)                    = 0
[pid 23368] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23371 attached
) = 23371
[pid 23368] tkill(23371, SIGSTOP)       = 0
[pid 23371] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23368, si_uid=65534} ---
[pid 23368] exit_group(0 <unfinished ...>
[pid 23371] --- stopped by SIGSTOP ---
[pid 23368] <... exit_group resumed>)   = ?
[pid 23368] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23371, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23372 attached
, child_tidptr=0x555556efc5d0) = 23372
[pid 23372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23372] setpgid(0, 0)               = 0
[pid 23372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23372] write(3, "1000", 4)         = 4
[pid 23372] close(3)                    = 0
[pid 23372] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23372] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.061501][T23368] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23372] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23372] close(5)                    = 0
[pid 23372] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23375 attached
) = 23375
[pid 23372] tkill(23375, SIGSTOP)       = 0
[pid 23372] exit_group(0 <unfinished ...>
[pid 23375] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23372, si_uid=65534} ---
[pid 23372] <... exit_group resumed>)   = ?
[pid 23375] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23375, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23372] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23372, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23376 attached
, child_tidptr=0x555556efc5d0) = 23376
[pid 23376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23376] setpgid(0, 0)               = 0
[pid 23376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23376] write(3, "1000", 4)         = 4
[pid 23376] close(3)                    = 0
[pid 23376] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23376] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.102373][T23372] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23376] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23376] close(5)                    = 0
[pid 23376] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23379 attached
) = 23379
[pid 23376] tkill(23379, SIGSTOP)       = 0
[pid 23379] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23376, si_uid=65534} ---
[pid 23376] exit_group(0 <unfinished ...>
[pid 23379] --- stopped by SIGSTOP ---
[pid 23376] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23379, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23376] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23376, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23380 attached
, child_tidptr=0x555556efc5d0) = 23380
[pid 23380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23380] setpgid(0, 0)               = 0
[pid 23380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23380] write(3, "1000", 4)         = 4
[pid 23380] close(3)                    = 0
[pid 23380] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23380] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23380] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23380] close(5)                    = 0
[pid 23380] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23383 attached
) = 23383
[pid 23380] tkill(23383, SIGSTOP)       = 0
[pid 23383] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23380, si_uid=65534} ---
[pid 23380] exit_group(0 <unfinished ...>
[pid 23383] --- stopped by SIGSTOP ---
[pid 23380] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23383, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23380] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23380, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23384 attached
, child_tidptr=0x555556efc5d0) = 23384
[pid 23384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23384] setpgid(0, 0)               = 0
[pid 23384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23384] write(3, "1000", 4)         = 4
[pid 23384] close(3)                    = 0
[pid 23384] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23384] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.143344][T23376] vhci_hcd vhci_hcd.0: port 0 already used
[  177.181321][T23380] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23384] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23384] close(5)                    = 0
[pid 23384] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23387 attached
) = 23387
[pid 23384] tkill(23387, SIGSTOP)       = 0
[pid 23387] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23384, si_uid=65534} ---
[pid 23384] exit_group(0 <unfinished ...>
[pid 23387] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23387, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23384] <... exit_group resumed>)   = ?
[pid 23384] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23384, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23388 attached
, child_tidptr=0x555556efc5d0) = 23388
[pid 23388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23388] setpgid(0, 0)               = 0
[pid 23388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23388] write(3, "1000", 4)         = 4
[pid 23388] close(3)                    = 0
[pid 23388] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23388] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23388] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23388] close(5)                    = 0
[pid 23388] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23391 attached
) = 23391
[pid 23388] tkill(23391, SIGSTOP)       = 0
[pid 23391] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23388, si_uid=65534} ---
[pid 23388] exit_group(0 <unfinished ...>
[pid 23391] --- stopped by SIGSTOP ---
[pid 23388] <... exit_group resumed>)   = ?
[pid 23388] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23391, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23392 attached
, child_tidptr=0x555556efc5d0) = 23392
[pid 23392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23392] setpgid(0, 0)               = 0
[pid 23392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23392] write(3, "1000", 4)         = 4
[pid 23392] close(3)                    = 0
[pid 23392] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23392] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.221581][T23384] vhci_hcd vhci_hcd.0: port 0 already used
[  177.260834][T23388] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23392] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23392] close(5)                    = 0
[pid 23392] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23395 attached
) = 23395
[pid 23392] tkill(23395, SIGSTOP)       = 0
[pid 23395] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23392, si_uid=65534} ---
[pid 23392] exit_group(0 <unfinished ...>
[pid 23395] --- stopped by SIGSTOP ---
[pid 23392] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23395, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23392] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23392, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23396 attached
, child_tidptr=0x555556efc5d0) = 23396
[pid 23396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23396] setpgid(0, 0)               = 0
[pid 23396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23396] write(3, "1000", 4)         = 4
[pid 23396] close(3)                    = 0
[pid 23396] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23396] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23396] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23396] close(5)                    = 0
[pid 23396] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23399 attached
) = 23399
[pid 23396] tkill(23399, SIGSTOP)       = 0
[pid 23399] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23396, si_uid=65534} ---
[pid 23396] exit_group(0 <unfinished ...>
[pid 23399] --- stopped by SIGSTOP ---
[pid 23396] <... exit_group resumed>)   = ?
[pid 23396] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23399, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23400 attached
, child_tidptr=0x555556efc5d0) = 23400
[pid 23400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23400] setpgid(0, 0)               = 0
[pid 23400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23400] write(3, "1000", 4)         = 4
[pid 23400] close(3)                    = 0
[pid 23400] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23400] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.299749][T23392] vhci_hcd vhci_hcd.0: port 0 already used
[  177.336367][T23396] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23400] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23400] close(5)                    = 0
[pid 23400] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23403 attached
) = 23403
[pid 23400] tkill(23403, SIGSTOP)       = 0
[pid 23403] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23400, si_uid=65534} ---
[pid 23400] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23403, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23403] --- stopped by SIGSTOP ---
[pid 23400] <... exit_group resumed>)   = ?
[pid 23400] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23400, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23404 attached
, child_tidptr=0x555556efc5d0) = 23404
[pid 23404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23404] setpgid(0, 0)               = 0
[pid 23404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23404] write(3, "1000", 4)         = 4
[pid 23404] close(3)                    = 0
[pid 23404] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23404] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.378596][T23400] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23404] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23404] close(5)                    = 0
[pid 23404] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23407 attached
) = 23407
[pid 23404] tkill(23407, SIGSTOP)       = 0
[pid 23407] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23404, si_uid=65534} ---
[pid 23404] exit_group(0 <unfinished ...>
[pid 23407] --- stopped by SIGSTOP ---
[pid 23404] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23407, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23404] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23404, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23408 attached
, child_tidptr=0x555556efc5d0) = 23408
[pid 23408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23408] setpgid(0, 0)               = 0
[pid 23408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23408] write(3, "1000", 4)         = 4
[pid 23408] close(3)                    = 0
[pid 23408] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23408] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23408] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23408] close(5)                    = 0
[pid 23408] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23411 attached
) = 23411
[pid 23408] tkill(23411, SIGSTOP)       = 0
[pid 23411] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23408, si_uid=65534} ---
[pid 23408] exit_group(0 <unfinished ...>
[pid 23411] --- stopped by SIGSTOP ---
[pid 23408] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23411, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23408] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23408, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23412 attached
, child_tidptr=0x555556efc5d0) = 23412
[pid 23412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23412] setpgid(0, 0)               = 0
[pid 23412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23412] write(3, "1000", 4)         = 4
[pid 23412] close(3)                    = 0
[pid 23412] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23412] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.420071][T23404] vhci_hcd vhci_hcd.0: port 0 already used
[  177.456703][T23408] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23412] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23412] close(5)                    = 0
[pid 23412] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23415 attached
) = 23415
[pid 23412] tkill(23415, SIGSTOP)       = 0
[pid 23412] exit_group(0 <unfinished ...>
[pid 23415] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23412, si_uid=65534} ---
[pid 23412] <... exit_group resumed>)   = ?
[pid 23415] --- stopped by SIGSTOP ---
[pid 23412] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23415, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23416 attached
, child_tidptr=0x555556efc5d0) = 23416
[pid 23416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23416] setpgid(0, 0)               = 0
[pid 23416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23416] write(3, "1000", 4)         = 4
[pid 23416] close(3)                    = 0
[pid 23416] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23416] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23416] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23416] close(5)                    = 0
[pid 23416] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23419 attached
) = 23419
[pid 23416] tkill(23419, SIGSTOP)       = 0
[pid 23416] exit_group(0 <unfinished ...>
[pid 23419] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23416, si_uid=65534} ---
[pid 23416] <... exit_group resumed>)   = ?
[pid 23419] --- stopped by SIGSTOP ---
[pid 23416] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23419, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23420 attached
, child_tidptr=0x555556efc5d0) = 23420
[pid 23420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23420] setpgid(0, 0)               = 0
[pid 23420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23420] write(3, "1000", 4)         = 4
[pid 23420] close(3)                    = 0
[pid 23420] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23420] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.497103][T23412] vhci_hcd vhci_hcd.0: port 0 already used
[  177.536977][T23416] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23420] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23420] close(5)                    = 0
[pid 23420] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23423 attached
) = 23423
[pid 23420] tkill(23423, SIGSTOP)       = 0
[pid 23423] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23420, si_uid=65534} ---
[pid 23420] exit_group(0 <unfinished ...>
[pid 23423] --- stopped by SIGSTOP ---
[pid 23420] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23423, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23420] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23420, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23424 attached
, child_tidptr=0x555556efc5d0) = 23424
[pid 23424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23424] setpgid(0, 0)               = 0
[pid 23424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23424] write(3, "1000", 4)         = 4
[pid 23424] close(3)                    = 0
[pid 23424] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23424] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23424] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23424] close(5)                    = 0
[pid 23424] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23427 attached
) = 23427
[pid 23424] tkill(23427, SIGSTOP)       = 0
[pid 23427] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23424, si_uid=65534} ---
[pid 23424] exit_group(0 <unfinished ...>
[pid 23427] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23427, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23424] <... exit_group resumed>)   = ?
[pid 23424] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23424, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23428 attached
, child_tidptr=0x555556efc5d0) = 23428
[pid 23428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23428] setpgid(0, 0)               = 0
[pid 23428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23428] write(3, "1000", 4)         = 4
[pid 23428] close(3)                    = 0
[pid 23428] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23428] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.578291][T23420] vhci_hcd vhci_hcd.0: port 0 already used
[  177.617158][T23424] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23428] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23428] close(5)                    = 0
[pid 23428] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23431 attached
) = 23431
[pid 23428] tkill(23431, SIGSTOP)       = 0
[pid 23428] exit_group(0 <unfinished ...>
[pid 23431] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23428, si_uid=65534} ---
[pid 23428] <... exit_group resumed>)   = ?
[pid 23428] +++ exited with 0 +++
[pid 23431] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23428, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23432 attached
, child_tidptr=0x555556efc5d0) = 23432
[pid 23432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23432] setpgid(0, 0)               = 0
[pid 23432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23432] write(3, "1000", 4)         = 4
[pid 23432] close(3)                    = 0
[pid 23432] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23432] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23432] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23432] close(5)                    = 0
[pid 23432] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23435 attached
) = 23435
[pid 23432] tkill(23435, SIGSTOP)       = 0
[pid 23432] exit_group(0 <unfinished ...>
[pid 23435] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23432, si_uid=65534} ---
[pid 23432] <... exit_group resumed>)   = ?
[pid 23435] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23435, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23432] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23432, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23436 attached
, child_tidptr=0x555556efc5d0) = 23436
[pid 23436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23436] setpgid(0, 0)               = 0
[pid 23436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23436] write(3, "1000", 4)         = 4
[pid 23436] close(3)                    = 0
[pid 23436] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23436] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.662077][T23428] vhci_hcd vhci_hcd.0: port 0 already used
[  177.700838][T23432] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23436] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23436] close(5)                    = 0
[pid 23436] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23439 attached
) = 23439
[pid 23436] tkill(23439, SIGSTOP)       = 0
[pid 23436] exit_group(0 <unfinished ...>
[pid 23439] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23436, si_uid=65534} ---
[pid 23436] <... exit_group resumed>)   = ?
[pid 23439] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23439, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23436] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23436, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23440 attached
, child_tidptr=0x555556efc5d0) = 23440
[pid 23440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23440] setpgid(0, 0)               = 0
[pid 23440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23440] write(3, "1000", 4)         = 4
[pid 23440] close(3)                    = 0
[pid 23440] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23440] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23440] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23440] close(5)                    = 0
[pid 23440] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23443 attached
) = 23443
[pid 23440] tkill(23443, SIGSTOP)       = 0
[pid 23440] exit_group(0 <unfinished ...>
[pid 23443] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23440, si_uid=65534} ---
[pid 23440] <... exit_group resumed>)   = ?
[pid 23443] --- stopped by SIGSTOP ---
[pid 23440] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23443, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23444 attached
, child_tidptr=0x555556efc5d0) = 23444
[pid 23444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23444] setpgid(0, 0)               = 0
[pid 23444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23444] write(3, "1000", 4)         = 4
[pid 23444] close(3)                    = 0
[pid 23444] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23444] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.743539][T23436] vhci_hcd vhci_hcd.0: port 0 already used
[  177.782881][T23440] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23444] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23444] close(5)                    = 0
[pid 23444] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23447 attached
) = 23447
[pid 23444] tkill(23447, SIGSTOP)       = 0
[pid 23447] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23444, si_uid=65534} ---
[pid 23444] exit_group(0 <unfinished ...>
[pid 23447] --- stopped by SIGSTOP ---
[pid 23444] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23447, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23444] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23444, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23448 attached
, child_tidptr=0x555556efc5d0) = 23448
[pid 23448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23448] setpgid(0, 0)               = 0
[pid 23448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23448] write(3, "1000", 4)         = 4
[pid 23448] close(3)                    = 0
[pid 23448] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23448] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23448] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23448] close(5)                    = 0
[pid 23448] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23451 attached
) = 23451
[pid 23448] tkill(23451, SIGSTOP)       = 0
[pid 23451] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23448, si_uid=65534} ---
[pid 23448] exit_group(0 <unfinished ...>
[pid 23451] --- stopped by SIGSTOP ---
[pid 23448] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23451, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23448] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23448, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23452 attached
, child_tidptr=0x555556efc5d0) = 23452
[pid 23452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23452] setpgid(0, 0)               = 0
[pid 23452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23452] write(3, "1000", 4)         = 4
[pid 23452] close(3)                    = 0
[pid 23452] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23452] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.825132][T23444] vhci_hcd vhci_hcd.0: port 0 already used
[  177.865066][T23448] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23452] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23452] close(5)                    = 0
[pid 23452] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23455 attached
) = 23455
[pid 23452] tkill(23455, SIGSTOP)       = 0
[pid 23455] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23452, si_uid=65534} ---
[pid 23452] exit_group(0 <unfinished ...>
[pid 23455] --- stopped by SIGSTOP ---
[pid 23452] <... exit_group resumed>)   = ?
[pid 23452] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23455, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23456 attached
, child_tidptr=0x555556efc5d0) = 23456
[pid 23456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23456] setpgid(0, 0)               = 0
[pid 23456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23456] write(3, "1000", 4)         = 4
[pid 23456] close(3)                    = 0
[pid 23456] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23456] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23456] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23456] close(5)                    = 0
[pid 23456] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23459 attached
) = 23459
[pid 23456] tkill(23459, SIGSTOP)       = 0
[pid 23459] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23456, si_uid=65534} ---
[pid 23456] exit_group(0 <unfinished ...>
[pid 23459] --- stopped by SIGSTOP ---
[pid 23456] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23459, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23456] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23456, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23460 attached
, child_tidptr=0x555556efc5d0) = 23460
[pid 23460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23460] setpgid(0, 0)               = 0
[pid 23460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23460] write(3, "1000", 4)         = 4
[pid 23460] close(3)                    = 0
[pid 23460] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23460] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.902936][T23452] vhci_hcd vhci_hcd.0: port 0 already used
[  177.942326][T23456] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23460] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23460] close(5)                    = 0
[pid 23460] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23463 attached
) = 23463
[pid 23460] tkill(23463, SIGSTOP)       = 0
[pid 23463] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23460, si_uid=65534} ---
[pid 23460] exit_group(0 <unfinished ...>
[pid 23463] --- stopped by SIGSTOP ---
[pid 23460] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23463, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23460] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23460, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23464 attached
, child_tidptr=0x555556efc5d0) = 23464
[pid 23464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23464] setpgid(0, 0)               = 0
[pid 23464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23464] write(3, "1000", 4)         = 4
[pid 23464] close(3)                    = 0
[pid 23464] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23464] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23464] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23464] close(5)                    = 0
[pid 23464] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23467 attached
) = 23467
[pid 23464] tkill(23467, SIGSTOP)       = 0
[pid 23467] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23464, si_uid=65534} ---
[pid 23464] exit_group(0 <unfinished ...>
[pid 23467] --- stopped by SIGSTOP ---
[pid 23464] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23467, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23464] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23464, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23468 attached
, child_tidptr=0x555556efc5d0) = 23468
[pid 23468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23468] setpgid(0, 0)               = 0
[pid 23468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23468] write(3, "1000", 4)         = 4
[pid 23468] close(3)                    = 0
[pid 23468] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23468] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  177.980139][T23460] vhci_hcd vhci_hcd.0: port 0 already used
[  178.017880][T23464] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23468] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23468] close(5)                    = 0
[pid 23468] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23471 attached
) = 23471
[pid 23468] tkill(23471, SIGSTOP)       = 0
[pid 23471] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23468, si_uid=65534} ---
[pid 23468] exit_group(0 <unfinished ...>
[pid 23471] --- stopped by SIGSTOP ---
[pid 23468] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23471, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23468] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23468, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23472 attached
, child_tidptr=0x555556efc5d0) = 23472
[pid 23472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23472] setpgid(0, 0)               = 0
[pid 23472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23472] write(3, "1000", 4)         = 4
[pid 23472] close(3)                    = 0
[pid 23472] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23472] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23472] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23472] close(5)                    = 0
[pid 23472] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23475 attached
) = 23475
[pid 23472] tkill(23475, SIGSTOP)       = 0
[pid 23472] exit_group(0 <unfinished ...>
[pid 23475] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23472, si_uid=65534} ---
[pid 23472] <... exit_group resumed>)   = ?
[pid 23475] --- stopped by SIGSTOP ---
[pid 23472] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23475, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23476 attached
, child_tidptr=0x555556efc5d0) = 23476
[pid 23476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23476] setpgid(0, 0)               = 0
[pid 23476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23476] write(3, "1000", 4)         = 4
[pid 23476] close(3)                    = 0
[pid 23476] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23476] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.060628][T23468] vhci_hcd vhci_hcd.0: port 0 already used
[  178.100303][T23472] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23476] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23476] close(5)                    = 0
[pid 23476] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23479 attached
) = 23479
[pid 23476] tkill(23479, SIGSTOP)       = 0
[pid 23476] exit_group(0 <unfinished ...>
[pid 23479] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23476, si_uid=65534} ---
[pid 23476] <... exit_group resumed>)   = ?
[pid 23479] --- stopped by SIGSTOP ---
[pid 23476] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23479, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23480 attached
, child_tidptr=0x555556efc5d0) = 23480
[pid 23480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23480] setpgid(0, 0)               = 0
[pid 23480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23480] write(3, "1000", 4)         = 4
[pid 23480] close(3)                    = 0
[pid 23480] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23480] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23480] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23480] close(5)                    = 0
[pid 23480] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23483 attached
) = 23483
[pid 23480] tkill(23483, SIGSTOP)       = 0
[pid 23483] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23480, si_uid=65534} ---
[pid 23480] exit_group(0 <unfinished ...>
[pid 23483] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23483, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23480] <... exit_group resumed>)   = ?
[pid 23480] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23480, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23484 attached
, child_tidptr=0x555556efc5d0) = 23484
[pid 23484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23484] setpgid(0, 0)               = 0
[pid 23484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23484] write(3, "1000", 4)         = 4
[pid 23484] close(3)                    = 0
[pid 23484] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23484] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.142114][T23476] vhci_hcd vhci_hcd.0: port 0 already used
[  178.180155][T23480] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23484] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23484] close(5)                    = 0
[pid 23484] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23487 attached
) = 23487
[pid 23484] tkill(23487, SIGSTOP)       = 0
[pid 23487] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23484, si_uid=65534} ---
[pid 23484] exit_group(0 <unfinished ...>
[pid 23487] --- stopped by SIGSTOP ---
[pid 23484] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23487, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23484] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23484, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23488 attached
, child_tidptr=0x555556efc5d0) = 23488
[pid 23488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23488] setpgid(0, 0)               = 0
[pid 23488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23488] write(3, "1000", 4)         = 4
[pid 23488] close(3)                    = 0
[pid 23488] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23488] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.220470][T23484] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23488] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23488] close(5)                    = 0
[pid 23488] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23491 attached
) = 23491
[pid 23488] tkill(23491, SIGSTOP)       = 0
[pid 23491] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23488, si_uid=65534} ---
[pid 23488] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23491, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23491] --- stopped by SIGSTOP ---
[pid 23488] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23488, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23492 attached
, child_tidptr=0x555556efc5d0) = 23492
[pid 23492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23492] setpgid(0, 0)               = 0
[pid 23492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23492] write(3, "1000", 4)         = 4
[pid 23492] close(3)                    = 0
[pid 23492] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23492] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.262252][T23488] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23492] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23492] close(5)                    = 0
[pid 23492] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23495 attached
) = 23495
[pid 23492] tkill(23495, SIGSTOP)       = 0
[pid 23495] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23492, si_uid=65534} ---
[pid 23492] exit_group(0)               = ?
[pid 23495] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23495, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23492] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23492, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23496 attached
, child_tidptr=0x555556efc5d0) = 23496
[pid 23496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23496] setpgid(0, 0)               = 0
[pid 23496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23496] write(3, "1000", 4)         = 4
[pid 23496] close(3)                    = 0
[pid 23496] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23496] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.302648][T23492] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23496] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23496] close(5)                    = 0
[pid 23496] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23499 attached
) = 23499
[pid 23496] tkill(23499, SIGSTOP)       = 0
[pid 23499] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23496, si_uid=65534} ---
[pid 23496] exit_group(0 <unfinished ...>
[pid 23499] --- stopped by SIGSTOP ---
[pid 23496] <... exit_group resumed>)   = ?
[pid 23496] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23499, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23500 attached
, child_tidptr=0x555556efc5d0) = 23500
[pid 23500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23500] setpgid(0, 0)               = 0
[pid 23500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23500] write(3, "1000", 4)         = 4
[pid 23500] close(3)                    = 0
[pid 23500] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23500] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.345200][T23496] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23500] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23500] close(5)                    = 0
[pid 23500] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23503 attached
) = 23503
[pid 23500] tkill(23503, SIGSTOP)       = 0
[pid 23503] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23500, si_uid=65534} ---
[pid 23500] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23503, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23503] --- stopped by SIGSTOP ---
[pid 23500] <... exit_group resumed>)   = ?
[pid 23500] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23500, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23504 attached
, child_tidptr=0x555556efc5d0) = 23504
[pid 23504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23504] setpgid(0, 0)               = 0
[pid 23504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23504] write(3, "1000", 4)         = 4
[pid 23504] close(3)                    = 0
[pid 23504] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23504] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23504] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23504] close(5)                    = 0
[pid 23504] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23507 attached
) = 23507
[pid 23504] tkill(23507, SIGSTOP)       = 0
[pid 23507] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23504, si_uid=65534} ---
[pid 23504] exit_group(0 <unfinished ...>
[pid 23507] --- stopped by SIGSTOP ---
[pid 23504] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23507, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23504] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23504, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23508 attached
, child_tidptr=0x555556efc5d0) = 23508
[pid 23508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23508] setpgid(0, 0)               = 0
[pid 23508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23508] write(3, "1000", 4)         = 4
[pid 23508] close(3)                    = 0
[pid 23508] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23508] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.387459][T23500] vhci_hcd vhci_hcd.0: port 0 already used
[  178.427425][T23504] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23508] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23508] close(5)                    = 0
[pid 23508] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23511 attached
) = 23511
[pid 23508] tkill(23511, SIGSTOP)       = 0
[pid 23511] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23508, si_uid=65534} ---
[pid 23508] exit_group(0 <unfinished ...>
[pid 23511] --- stopped by SIGSTOP ---
[pid 23508] <... exit_group resumed>)   = ?
[pid 23508] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23511, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23512 attached
, child_tidptr=0x555556efc5d0) = 23512
[pid 23512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23512] setpgid(0, 0)               = 0
[pid 23512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23512] write(3, "1000", 4)         = 4
[pid 23512] close(3)                    = 0
[pid 23512] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23512] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23512] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23512] close(5)                    = 0
[pid 23512] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23515 attached
) = 23515
[pid 23512] tkill(23515, SIGSTOP)       = 0
[pid 23515] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23512, si_uid=65534} ---
[pid 23512] exit_group(0 <unfinished ...>
[pid 23515] --- stopped by SIGSTOP ---
[pid 23512] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23515, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23512] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23512, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23516 attached
, child_tidptr=0x555556efc5d0) = 23516
[pid 23516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23516] setpgid(0, 0)               = 0
[pid 23516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23516] write(3, "1000", 4)         = 4
[pid 23516] close(3)                    = 0
[pid 23516] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23516] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.469964][T23508] vhci_hcd vhci_hcd.0: port 0 already used
[  178.507762][T23512] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23516] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23516] close(5)                    = 0
[pid 23516] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23519 attached
) = 23519
[pid 23516] tkill(23519, SIGSTOP)       = 0
[pid 23519] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23516, si_uid=65534} ---
[pid 23516] exit_group(0 <unfinished ...>
[pid 23519] --- stopped by SIGSTOP ---
[pid 23516] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23519, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23516] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23516, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23520 attached
, child_tidptr=0x555556efc5d0) = 23520
[pid 23520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23520] setpgid(0, 0)               = 0
[pid 23520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23520] write(3, "1000", 4)         = 4
[pid 23520] close(3)                    = 0
[pid 23520] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23520] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.547123][T23516] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23520] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23520] close(5)                    = 0
[pid 23520] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23523 attached
) = 23523
[pid 23520] tkill(23523, SIGSTOP)       = 0
[pid 23523] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23520, si_uid=65534} ---
[pid 23520] exit_group(0 <unfinished ...>
[pid 23523] --- stopped by SIGSTOP ---
[pid 23520] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23523, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23520] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23520, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23524 attached
, child_tidptr=0x555556efc5d0) = 23524
[pid 23524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23524] setpgid(0, 0)               = 0
[pid 23524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23524] write(3, "1000", 4)         = 4
[pid 23524] close(3)                    = 0
[pid 23524] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23524] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23524] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23524] close(5)                    = 0
[pid 23524] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23527 attached
) = 23527
[pid 23524] tkill(23527, SIGSTOP)       = 0
[pid 23527] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23524, si_uid=65534} ---
[pid 23524] exit_group(0 <unfinished ...>
[pid 23527] --- stopped by SIGSTOP ---
[pid 23524] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23527, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23524] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23524, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23528 attached
, child_tidptr=0x555556efc5d0) = 23528
[pid 23528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23528] setpgid(0, 0)               = 0
[pid 23528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23528] write(3, "1000", 4)         = 4
[pid 23528] close(3)                    = 0
[pid 23528] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23528] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.588182][T23520] vhci_hcd vhci_hcd.0: port 0 already used
[  178.627498][T23524] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23528] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23528] close(5)                    = 0
[pid 23528] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23531 attached
) = 23531
[pid 23528] tkill(23531, SIGSTOP)       = 0
[pid 23531] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23528, si_uid=65534} ---
[pid 23528] exit_group(0 <unfinished ...>
[pid 23531] --- stopped by SIGSTOP ---
[pid 23528] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23531, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23528] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23528, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23532 attached
, child_tidptr=0x555556efc5d0) = 23532
[pid 23532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23532] setpgid(0, 0)               = 0
[pid 23532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23532] write(3, "1000", 4)         = 4
[pid 23532] close(3)                    = 0
[pid 23532] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23532] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23532] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23532] close(5)                    = 0
[pid 23532] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23535 attached
) = 23535
[pid 23532] tkill(23535, SIGSTOP)       = 0
[pid 23535] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23532, si_uid=65534} ---
[pid 23532] exit_group(0 <unfinished ...>
[pid 23535] --- stopped by SIGSTOP ---
[pid 23532] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23535, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23532] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23532, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23536 attached
, child_tidptr=0x555556efc5d0) = 23536
[pid 23536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23536] setpgid(0, 0)               = 0
[pid 23536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23536] write(3, "1000", 4)         = 4
[pid 23536] close(3)                    = 0
[pid 23536] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23536] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.667680][T23528] vhci_hcd vhci_hcd.0: port 0 already used
[  178.704055][T23532] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23536] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23536] close(5)                    = 0
[pid 23536] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23539 attached
) = 23539
[pid 23536] tkill(23539, SIGSTOP)       = 0
[pid 23539] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23536, si_uid=65534} ---
[pid 23536] exit_group(0 <unfinished ...>
[pid 23539] --- stopped by SIGSTOP ---
[pid 23536] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23539, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23536] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23536, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23540 attached
, child_tidptr=0x555556efc5d0) = 23540
[pid 23540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23540] setpgid(0, 0)               = 0
[pid 23540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23540] write(3, "1000", 4)         = 4
[pid 23540] close(3)                    = 0
[pid 23540] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23540] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23540] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23540] close(5)                    = 0
[pid 23540] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23543 attached
) = 23543
[pid 23540] tkill(23543, SIGSTOP)       = 0
[pid 23543] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23540, si_uid=65534} ---
[pid 23540] exit_group(0 <unfinished ...>
[pid 23543] --- stopped by SIGSTOP ---
[pid 23540] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23543, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23540] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23540, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23544 attached
, child_tidptr=0x555556efc5d0) = 23544
[pid 23544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23544] setpgid(0, 0)               = 0
[pid 23544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23544] write(3, "1000", 4)         = 4
[pid 23544] close(3)                    = 0
[pid 23544] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23544] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.751273][T23536] vhci_hcd vhci_hcd.0: port 0 already used
[  178.790202][T23540] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23544] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23544] close(5)                    = 0
[pid 23544] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23547 attached
) = 23547
[pid 23544] tkill(23547, SIGSTOP)       = 0
[pid 23547] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23544, si_uid=65534} ---
[pid 23544] exit_group(0 <unfinished ...>
[pid 23547] --- stopped by SIGSTOP ---
[pid 23544] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23547, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23544] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23544, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23548 attached
, child_tidptr=0x555556efc5d0) = 23548
[pid 23548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23548] setpgid(0, 0)               = 0
[pid 23548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23548] write(3, "1000", 4)         = 4
[pid 23548] close(3)                    = 0
[pid 23548] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23548] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.830679][T23544] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23548] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23548] close(5)                    = 0
[pid 23548] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23551 attached
) = 23551
[pid 23548] tkill(23551, SIGSTOP)       = 0
[pid 23548] exit_group(0 <unfinished ...>
[pid 23551] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23548, si_uid=65534} ---
[pid 23548] <... exit_group resumed>)   = ?
[pid 23551] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23551, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23548] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23548, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23552 attached
, child_tidptr=0x555556efc5d0) = 23552
[pid 23552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23552] setpgid(0, 0)               = 0
[pid 23552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23552] write(3, "1000", 4)         = 4
[pid 23552] close(3)                    = 0
[pid 23552] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23552] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23552] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23552] close(5)                    = 0
[pid 23552] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23555 attached
) = 23555
[pid 23552] tkill(23555, SIGSTOP)       = 0
[pid 23555] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23552, si_uid=65534} ---
[pid 23552] exit_group(0 <unfinished ...>
[pid 23555] --- stopped by SIGSTOP ---
[pid 23552] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23555, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23552] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23552, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23556 attached
, child_tidptr=0x555556efc5d0) = 23556
[pid 23556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23556] setpgid(0, 0)               = 0
[pid 23556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23556] write(3, "1000", 4)         = 4
[pid 23556] close(3)                    = 0
[pid 23556] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23556] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.871404][T23548] vhci_hcd vhci_hcd.0: port 0 already used
[  178.909038][T23552] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23556] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23556] close(5)                    = 0
[pid 23556] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23559 attached
) = 23559
[pid 23556] tkill(23559, SIGSTOP)       = 0
[pid 23559] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23556, si_uid=65534} ---
[pid 23556] exit_group(0 <unfinished ...>
[pid 23559] --- stopped by SIGSTOP ---
[pid 23556] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23559, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23556] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23556, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23560 attached
, child_tidptr=0x555556efc5d0) = 23560
[pid 23560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23560] setpgid(0, 0)               = 0
[pid 23560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23560] write(3, "1000", 4)         = 4
[pid 23560] close(3)                    = 0
[pid 23560] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23560] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.950203][T23556] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23560] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23560] close(5)                    = 0
[pid 23560] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23563 attached
) = 23563
[pid 23560] tkill(23563, SIGSTOP)       = 0
[pid 23563] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23560, si_uid=65534} ---
[pid 23560] exit_group(0)               = ?
[pid 23563] --- stopped by SIGSTOP ---
[pid 23560] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23563, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23564 attached
, child_tidptr=0x555556efc5d0) = 23564
[pid 23564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23564] setpgid(0, 0)               = 0
[pid 23564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23564] write(3, "1000", 4)         = 4
[pid 23564] close(3)                    = 0
[pid 23564] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23564] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  178.992682][T23560] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23564] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23564] close(5)                    = 0
[pid 23564] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23567 attached
) = 23567
[pid 23564] tkill(23567, SIGSTOP)       = 0
[pid 23567] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23564, si_uid=65534} ---
[pid 23564] exit_group(0 <unfinished ...>
[pid 23567] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23567, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23564] <... exit_group resumed>)   = ?
[pid 23564] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23564, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23568 attached
, child_tidptr=0x555556efc5d0) = 23568
[pid 23568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23568] setpgid(0, 0)               = 0
[pid 23568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23568] write(3, "1000", 4)         = 4
[pid 23568] close(3)                    = 0
[pid 23568] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23568] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.035366][T23564] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23568] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23568] close(5)                    = 0
[pid 23568] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23571 attached
) = 23571
[pid 23568] tkill(23571, SIGSTOP)       = 0
[pid 23568] exit_group(0 <unfinished ...>
[pid 23571] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23568, si_uid=65534} ---
[pid 23568] <... exit_group resumed>)   = ?
[pid 23571] --- stopped by SIGSTOP ---
[pid 23568] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23571, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23572 attached
, child_tidptr=0x555556efc5d0) = 23572
[pid 23572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23572] setpgid(0, 0)               = 0
[pid 23572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23572] write(3, "1000", 4)         = 4
[pid 23572] close(3)                    = 0
[pid 23572] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23572] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23572] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23572] close(5)                    = 0
[pid 23572] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23575 attached
) = 23575
[pid 23572] tkill(23575, SIGSTOP)       = 0
[pid 23575] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23572, si_uid=65534} ---
[pid 23572] exit_group(0)               = ?
[pid 23572] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23572, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23575] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23575, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23576 attached
, child_tidptr=0x555556efc5d0) = 23576
[pid 23576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23576] setpgid(0, 0)               = 0
[pid 23576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23576] write(3, "1000", 4)         = 4
[pid 23576] close(3)                    = 0
[pid 23576] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23576] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.078124][T23568] vhci_hcd vhci_hcd.0: port 0 already used
[  179.118177][T23572] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23576] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23576] close(5)                    = 0
[pid 23576] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23579 attached
) = 23579
[pid 23576] tkill(23579, SIGSTOP)       = 0
[pid 23579] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23576, si_uid=65534} ---
[pid 23576] exit_group(0 <unfinished ...>
[pid 23579] --- stopped by SIGSTOP ---
[pid 23576] <... exit_group resumed>)   = ?
[pid 23576] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23579, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23580 attached
, child_tidptr=0x555556efc5d0) = 23580
[pid 23580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23580] setpgid(0, 0)               = 0
[pid 23580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23580] write(3, "1000", 4)         = 4
[pid 23580] close(3)                    = 0
[pid 23580] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23580] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23580] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23580] close(5)                    = 0
[pid 23580] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23583 attached
) = 23583
[pid 23580] tkill(23583, SIGSTOP)       = 0
[pid 23580] exit_group(0)               = ?
[pid 23583] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23580, si_uid=65534} ---
[pid 23580] +++ exited with 0 +++
[pid 23583] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23580, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23584 attached
, child_tidptr=0x555556efc5d0) = 23584
[pid 23584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23584] setpgid(0, 0)               = 0
[pid 23584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23584] write(3, "1000", 4)         = 4
[pid 23584] close(3)                    = 0
[pid 23584] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23584] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.161817][T23576] vhci_hcd vhci_hcd.0: port 0 already used
[  179.200269][T23580] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23584] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23584] close(5)                    = 0
[pid 23584] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23587 attached
) = 23587
[pid 23584] tkill(23587, SIGSTOP)       = 0
[pid 23587] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23584, si_uid=65534} ---
[pid 23584] exit_group(0 <unfinished ...>
[pid 23587] --- stopped by SIGSTOP ---
[pid 23584] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23587, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23584] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23584, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23588 attached
, child_tidptr=0x555556efc5d0) = 23588
[pid 23588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23588] setpgid(0, 0)               = 0
[pid 23588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23588] write(3, "1000", 4)         = 4
[pid 23588] close(3)                    = 0
[pid 23588] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23588] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.235183][T23584] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23588] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23588] close(5)                    = 0
[pid 23588] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23591 attached
) = 23591
[pid 23588] tkill(23591, SIGSTOP)       = 0
[pid 23591] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23588, si_uid=65534} ---
[pid 23588] exit_group(0 <unfinished ...>
[pid 23591] --- stopped by SIGSTOP ---
[pid 23588] <... exit_group resumed>)   = ?
[pid 23588] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23591, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23592 attached
, child_tidptr=0x555556efc5d0) = 23592
[pid 23592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23592] setpgid(0, 0)               = 0
[pid 23592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23592] write(3, "1000", 4)         = 4
[pid 23592] close(3)                    = 0
[pid 23592] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23592] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.277428][T23588] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23592] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23592] close(5)                    = 0
[pid 23592] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23595 attached
) = 23595
[pid 23592] tkill(23595, SIGSTOP)       = 0
[pid 23595] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23592, si_uid=65534} ---
[pid 23592] exit_group(0 <unfinished ...>
[pid 23595] --- stopped by SIGSTOP ---
[pid 23592] <... exit_group resumed>)   = ?
[pid 23592] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23595, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23596 attached
, child_tidptr=0x555556efc5d0) = 23596
[pid 23596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23596] setpgid(0, 0)               = 0
[pid 23596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23596] write(3, "1000", 4)         = 4
[pid 23596] close(3)                    = 0
[pid 23596] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23596] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23596] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23596] close(5)                    = 0
[pid 23596] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23599 attached
) = 23599
[pid 23596] tkill(23599, SIGSTOP)       = 0
[pid 23596] exit_group(0)               = ?
[pid 23599] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23596, si_uid=65534} ---
[pid 23596] +++ exited with 0 +++
[pid 23599] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23596, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23600 attached
, child_tidptr=0x555556efc5d0) = 23600
[pid 23600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23600] setpgid(0, 0)               = 0
[pid 23600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23600] write(3, "1000", 4)         = 4
[pid 23600] close(3)                    = 0
[pid 23600] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23600] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.317767][T23592] vhci_hcd vhci_hcd.0: port 0 already used
[  179.354680][T23596] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23600] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23600] close(5)                    = 0
[pid 23600] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23603 attached
) = 23603
[pid 23600] tkill(23603, SIGSTOP)       = 0
[pid 23600] exit_group(0 <unfinished ...>
[pid 23603] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23600, si_uid=65534} ---
[pid 23600] <... exit_group resumed>)   = ?
[pid 23603] --- stopped by SIGSTOP ---
[pid 23600] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23603, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23604 attached
, child_tidptr=0x555556efc5d0) = 23604
[pid 23604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23604] setpgid(0, 0)               = 0
[pid 23604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23604] write(3, "1000", 4)         = 4
[pid 23604] close(3)                    = 0
[pid 23604] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23604] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23604] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23604] close(5)                    = 0
[pid 23604] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23607 attached
) = 23607
[pid 23604] tkill(23607, SIGSTOP)       = 0
[pid 23607] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23604, si_uid=65534} ---
[pid 23604] exit_group(0 <unfinished ...>
[pid 23607] --- stopped by SIGSTOP ---
[pid 23604] <... exit_group resumed>)   = ?
[pid 23604] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23607, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23608 attached
, child_tidptr=0x555556efc5d0) = 23608
[pid 23608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23608] setpgid(0, 0)               = 0
[pid 23608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23608] write(3, "1000", 4)         = 4
[pid 23608] close(3)                    = 0
[pid 23608] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23608] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.392849][T23600] vhci_hcd vhci_hcd.0: port 0 already used
[  179.432860][T23604] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23608] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23608] close(5)                    = 0
[pid 23608] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23611 attached
) = 23611
[pid 23608] tkill(23611, SIGSTOP)       = 0
[pid 23611] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23608, si_uid=65534} ---
[pid 23608] exit_group(0 <unfinished ...>
[pid 23611] --- stopped by SIGSTOP ---
[pid 23608] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23611, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23608] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23608, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23612 attached
, child_tidptr=0x555556efc5d0) = 23612
[pid 23612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23612] setpgid(0, 0)               = 0
[pid 23612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23612] write(3, "1000", 4)         = 4
[pid 23612] close(3)                    = 0
[pid 23612] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23612] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23612] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23612] close(5)                    = 0
[pid 23612] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23615 attached
) = 23615
[pid 23612] tkill(23615, SIGSTOP)       = 0
[pid 23615] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23612, si_uid=65534} ---
[pid 23612] exit_group(0 <unfinished ...>
[pid 23615] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23615, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23612] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23612] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23612, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23616 attached
, child_tidptr=0x555556efc5d0) = 23616
[pid 23616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23616] setpgid(0, 0)               = 0
[pid 23616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23616] write(3, "1000", 4)         = 4
[pid 23616] close(3)                    = 0
[pid 23616] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23616] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.475287][T23608] vhci_hcd vhci_hcd.0: port 0 already used
[  179.513317][T23612] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23616] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23616] close(5)                    = 0
[pid 23616] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23619 attached
) = 23619
[pid 23616] tkill(23619, SIGSTOP)       = 0
[pid 23619] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23616, si_uid=65534} ---
[pid 23616] exit_group(0 <unfinished ...>
[pid 23619] --- stopped by SIGSTOP ---
[pid 23616] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23619, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23616] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23616, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23620 attached
, child_tidptr=0x555556efc5d0) = 23620
[pid 23620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23620] setpgid(0, 0)               = 0
[pid 23620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23620] write(3, "1000", 4)         = 4
[pid 23620] close(3)                    = 0
[pid 23620] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23620] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.552928][T23616] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23620] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23620] close(5)                    = 0
[pid 23620] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23623 attached
) = 23623
[pid 23620] tkill(23623, SIGSTOP)       = 0
[pid 23620] exit_group(0 <unfinished ...>
[pid 23623] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23620, si_uid=65534} ---
[pid 23620] <... exit_group resumed>)   = ?
[pid 23623] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23623, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23620] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23620, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23624 attached
, child_tidptr=0x555556efc5d0) = 23624
[pid 23624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23624] setpgid(0, 0)               = 0
[pid 23624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23624] write(3, "1000", 4)         = 4
[pid 23624] close(3)                    = 0
[pid 23624] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23624] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23624] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23624] close(5)                    = 0
[pid 23624] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23627 attached
) = 23627
[pid 23624] tkill(23627, SIGSTOP)       = 0
[pid 23624] exit_group(0 <unfinished ...>
[pid 23627] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23624, si_uid=65534} ---
[pid 23624] <... exit_group resumed>)   = ?
[pid 23627] --- stopped by SIGSTOP ---
[pid 23624] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23627, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23628 attached
, child_tidptr=0x555556efc5d0) = 23628
[pid 23628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23628] setpgid(0, 0)               = 0
[pid 23628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23628] write(3, "1000", 4)         = 4
[pid 23628] close(3)                    = 0
[pid 23628] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23628] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.595297][T23620] vhci_hcd vhci_hcd.0: port 0 already used
[  179.634515][T23624] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23628] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23628] close(5)                    = 0
[pid 23628] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23631 attached
) = 23631
[pid 23628] tkill(23631, SIGSTOP)       = 0
[pid 23631] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23628, si_uid=65534} ---
[pid 23628] exit_group(0 <unfinished ...>
[pid 23631] --- stopped by SIGSTOP ---
[pid 23628] <... exit_group resumed>)   = ?
[pid 23628] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23631, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23632 attached
, child_tidptr=0x555556efc5d0) = 23632
[pid 23632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23632] setpgid(0, 0)               = 0
[pid 23632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23632] write(3, "1000", 4)         = 4
[pid 23632] close(3)                    = 0
[pid 23632] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23632] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.675546][T23628] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23632] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23632] close(5)                    = 0
[pid 23632] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23635 attached
) = 23635
[pid 23632] tkill(23635, SIGSTOP)       = 0
[pid 23635] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23632, si_uid=65534} ---
[pid 23632] exit_group(0 <unfinished ...>
[pid 23635] --- stopped by SIGSTOP ---
[pid 23632] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23635, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23632] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23632, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23636 attached
, child_tidptr=0x555556efc5d0) = 23636
[pid 23636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23636] setpgid(0, 0)               = 0
[pid 23636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23636] write(3, "1000", 4)         = 4
[pid 23636] close(3)                    = 0
[pid 23636] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23636] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23636] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23636] close(5)                    = 0
[pid 23636] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23639 attached
) = 23639
[pid 23636] tkill(23639, SIGSTOP)       = 0
[pid 23636] exit_group(0)               = ?
[pid 23639] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23636, si_uid=65534} ---
[pid 23639] --- stopped by SIGSTOP ---
[pid 23636] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23639, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23640 attached
, child_tidptr=0x555556efc5d0) = 23640
[pid 23640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23640] setpgid(0, 0)               = 0
[pid 23640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23640] write(3, "1000", 4)         = 4
[pid 23640] close(3)                    = 0
[pid 23640] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23640] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.717537][T23632] vhci_hcd vhci_hcd.0: port 0 already used
[  179.757448][T23636] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23640] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23640] close(5)                    = 0
[pid 23640] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23643 attached
) = 23643
[pid 23640] tkill(23643, SIGSTOP)       = 0
[pid 23643] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23640, si_uid=65534} ---
[pid 23640] exit_group(0)               = ?
[pid 23643] --- stopped by SIGSTOP ---
[pid 23640] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23643, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23644 attached
, child_tidptr=0x555556efc5d0) = 23644
[pid 23644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23644] setpgid(0, 0)               = 0
[pid 23644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23644] write(3, "1000", 4)         = 4
[pid 23644] close(3)                    = 0
[pid 23644] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23644] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23644] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23644] close(5)                    = 0
[pid 23644] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23647 attached
) = 23647
[pid 23644] tkill(23647, SIGSTOP)       = 0
[pid 23644] exit_group(0 <unfinished ...>
[pid 23647] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23644, si_uid=65534} ---
[pid 23644] <... exit_group resumed>)   = ?
[pid 23647] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23647, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23644] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23644, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23648 attached
, child_tidptr=0x555556efc5d0) = 23648
[pid 23648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23648] setpgid(0, 0)               = 0
[pid 23648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23648] write(3, "1000", 4)         = 4
[pid 23648] close(3)                    = 0
[pid 23648] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23648] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.794304][T23640] vhci_hcd vhci_hcd.0: port 0 already used
[  179.832384][T23644] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23648] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23648] close(5)                    = 0
[pid 23648] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23651 attached
) = 23651
[pid 23648] tkill(23651, SIGSTOP)       = 0
[pid 23651] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23648, si_uid=65534} ---
[pid 23648] exit_group(0 <unfinished ...>
[pid 23651] --- stopped by SIGSTOP ---
[pid 23648] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23651, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23648] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23648, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23652 attached
, child_tidptr=0x555556efc5d0) = 23652
[pid 23652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23652] setpgid(0, 0)               = 0
[pid 23652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23652] write(3, "1000", 4)         = 4
[pid 23652] close(3)                    = 0
[pid 23652] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23652] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.869512][T23648] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23652] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23652] close(5)                    = 0
[pid 23652] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23655 attached
) = 23655
[pid 23652] tkill(23655, SIGSTOP)       = 0
[pid 23655] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23652, si_uid=65534} ---
[pid 23652] exit_group(0 <unfinished ...>
[pid 23655] --- stopped by SIGSTOP ---
[pid 23652] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23655, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23652] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23652, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23656 attached
, child_tidptr=0x555556efc5d0) = 23656
[pid 23656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23656] setpgid(0, 0)               = 0
[pid 23656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23656] write(3, "1000", 4)         = 4
[pid 23656] close(3)                    = 0
[pid 23656] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23656] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.911033][T23652] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23656] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23656] close(5)                    = 0
[pid 23656] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23659 attached
) = 23659
[pid 23656] tkill(23659, SIGSTOP)       = 0
[pid 23659] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23656, si_uid=65534} ---
[pid 23656] exit_group(0 <unfinished ...>
[pid 23659] --- stopped by SIGSTOP ---
[pid 23656] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23659, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23656] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23656, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23660 attached
, child_tidptr=0x555556efc5d0) = 23660
[pid 23660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23660] setpgid(0, 0)               = 0
[pid 23660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23660] write(3, "1000", 4)         = 4
[pid 23660] close(3)                    = 0
[pid 23660] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23660] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23660] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23660] close(5)                    = 0
[pid 23660] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23663 attached
) = 23663
[pid 23660] tkill(23663, SIGSTOP)       = 0
[pid 23663] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23660, si_uid=65534} ---
[pid 23660] exit_group(0 <unfinished ...>
[pid 23663] --- stopped by SIGSTOP ---
[pid 23660] <... exit_group resumed>)   = ?
[pid 23660] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23663, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23664 attached
, child_tidptr=0x555556efc5d0) = 23664
[pid 23664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23664] setpgid(0, 0)               = 0
[pid 23664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23664] write(3, "1000", 4)         = 4
[pid 23664] close(3)                    = 0
[pid 23664] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23664] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  179.951905][T23656] vhci_hcd vhci_hcd.0: port 0 already used
[  179.990963][T23660] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23664] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23664] close(5)                    = 0
[pid 23664] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23667 attached
) = 23667
[pid 23664] tkill(23667, SIGSTOP)       = 0
[pid 23667] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23664, si_uid=65534} ---
[pid 23664] exit_group(0 <unfinished ...>
[pid 23667] --- stopped by SIGSTOP ---
[pid 23664] <... exit_group resumed>)   = ?
[pid 23664] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23667, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23668 attached
, child_tidptr=0x555556efc5d0) = 23668
[pid 23668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23668] setpgid(0, 0)               = 0
[pid 23668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23668] write(3, "1000", 4)         = 4
[pid 23668] close(3)                    = 0
[pid 23668] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23668] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.028051][T23664] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23668] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23668] close(5)                    = 0
[pid 23668] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23671 attached
) = 23671
[pid 23668] tkill(23671, SIGSTOP)       = 0
[pid 23671] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23668, si_uid=65534} ---
[pid 23668] exit_group(0 <unfinished ...>
[pid 23671] --- stopped by SIGSTOP ---
[pid 23668] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23671, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23668] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23668, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23672 attached
, child_tidptr=0x555556efc5d0) = 23672
[pid 23672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23672] setpgid(0, 0)               = 0
[pid 23672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23672] write(3, "1000", 4)         = 4
[pid 23672] close(3)                    = 0
[pid 23672] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23672] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23672] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23672] close(5)                    = 0
[pid 23672] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23675 attached
) = 23675
[pid 23672] tkill(23675, SIGSTOP)       = 0
[pid 23675] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23672, si_uid=65534} ---
[pid 23672] exit_group(0 <unfinished ...>
[pid 23675] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23675, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23672] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23672] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23672, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23676 attached
, child_tidptr=0x555556efc5d0) = 23676
[pid 23676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23676] setpgid(0, 0)               = 0
[pid 23676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23676] write(3, "1000", 4)         = 4
[pid 23676] close(3)                    = 0
[pid 23676] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23676] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.070626][T23668] vhci_hcd vhci_hcd.0: port 0 already used
[  180.109323][T23672] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23676] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23676] close(5)                    = 0
[pid 23676] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23679 attached
) = 23679
[pid 23676] tkill(23679, SIGSTOP)       = 0
[pid 23679] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23676, si_uid=65534} ---
[pid 23676] exit_group(0 <unfinished ...>
[pid 23679] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23679, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23676] <... exit_group resumed>)   = ?
[pid 23676] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23676, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23680 attached
, child_tidptr=0x555556efc5d0) = 23680
[pid 23680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23680] setpgid(0, 0)               = 0
[pid 23680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23680] write(3, "1000", 4)         = 4
[pid 23680] close(3)                    = 0
[pid 23680] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23680] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.149212][T23676] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23680] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23680] close(5)                    = 0
[pid 23680] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23683 attached
) = 23683
[pid 23680] tkill(23683, SIGSTOP)       = 0
[pid 23683] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23680, si_uid=65534} ---
[pid 23680] exit_group(0)               = ?
[pid 23683] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23683, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23680] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23680, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23684 attached
, child_tidptr=0x555556efc5d0) = 23684
[pid 23684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23684] setpgid(0, 0)               = 0
[pid 23684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23684] write(3, "1000", 4)         = 4
[pid 23684] close(3)                    = 0
[pid 23684] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23684] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.190350][T23680] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23684] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23684] close(5)                    = 0
[pid 23684] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23687 attached
) = 23687
[pid 23684] tkill(23687, SIGSTOP)       = 0
[pid 23684] exit_group(0 <unfinished ...>
[pid 23687] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23684, si_uid=65534} ---
[pid 23684] <... exit_group resumed>)   = ?
[pid 23687] --- stopped by SIGSTOP ---
[pid 23684] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23687, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23688 attached
, child_tidptr=0x555556efc5d0) = 23688
[pid 23688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23688] setpgid(0, 0)               = 0
[pid 23688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23688] write(3, "1000", 4)         = 4
[pid 23688] close(3)                    = 0
[pid 23688] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23688] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.231427][T23684] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23688] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23688] close(5)                    = 0
[pid 23688] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23691 attached
) = 23691
[pid 23688] tkill(23691, SIGSTOP)       = 0
[pid 23691] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23688, si_uid=65534} ---
[pid 23688] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23691, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23691] --- stopped by SIGSTOP ---
[pid 23688] <... exit_group resumed>)   = ?
[pid 23688] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23688, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23692 attached
, child_tidptr=0x555556efc5d0) = 23692
[pid 23692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23692] setpgid(0, 0)               = 0
[pid 23692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23692] write(3, "1000", 4)         = 4
[pid 23692] close(3)                    = 0
[pid 23692] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23692] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23692] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23692] close(5)                    = 0
[pid 23692] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23695 attached
) = 23695
[pid 23692] tkill(23695, SIGSTOP)       = 0
[pid 23692] exit_group(0 <unfinished ...>
[pid 23695] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23692, si_uid=65534} ---
[pid 23692] <... exit_group resumed>)   = ?
[pid 23695] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23695, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23692] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23692, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23696 attached
, child_tidptr=0x555556efc5d0) = 23696
[pid 23696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23696] setpgid(0, 0)               = 0
[pid 23696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23696] write(3, "1000", 4)         = 4
[pid 23696] close(3)                    = 0
[pid 23696] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23696] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.272907][T23688] vhci_hcd vhci_hcd.0: port 0 already used
[  180.311930][T23692] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23696] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23696] close(5)                    = 0
[pid 23696] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23699 attached
) = 23699
[pid 23696] tkill(23699, SIGSTOP)       = 0
[pid 23696] exit_group(0)               = ?
[pid 23699] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23696, si_uid=65534} ---
[pid 23696] +++ exited with 0 +++
[pid 23699] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23696, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23700 attached
, child_tidptr=0x555556efc5d0) = 23700
[pid 23700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23700] setpgid(0, 0)               = 0
[pid 23700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23700] write(3, "1000", 4)         = 4
[pid 23700] close(3)                    = 0
[pid 23700] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23700] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.351675][T23696] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23700] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23700] close(5)                    = 0
[pid 23700] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23703 attached
) = 23703
[pid 23700] tkill(23703, SIGSTOP)       = 0
[pid 23703] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23700, si_uid=65534} ---
[pid 23700] exit_group(0)               = ?
[pid 23700] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23700, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23703] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23703, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23704 attached
, child_tidptr=0x555556efc5d0) = 23704
[pid 23704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23704] setpgid(0, 0)               = 0
[pid 23704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23704] write(3, "1000", 4)         = 4
[pid 23704] close(3)                    = 0
[pid 23704] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23704] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.392951][T23700] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23704] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23704] close(5)                    = 0
[pid 23704] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23707 attached
) = 23707
[pid 23704] tkill(23707, SIGSTOP)       = 0
[pid 23707] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23704, si_uid=65534} ---
[pid 23704] exit_group(0 <unfinished ...>
[pid 23707] --- stopped by SIGSTOP ---
[pid 23704] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23707, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23704] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23704, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23708 attached
, child_tidptr=0x555556efc5d0) = 23708
[pid 23708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23708] setpgid(0, 0)               = 0
[pid 23708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23708] write(3, "1000", 4)         = 4
[pid 23708] close(3)                    = 0
[pid 23708] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23708] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.435597][T23704] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23708] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23708] close(5)                    = 0
[pid 23708] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23711 attached
) = 23711
[pid 23708] tkill(23711, SIGSTOP)       = 0
[pid 23708] exit_group(0 <unfinished ...>
[pid 23711] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23708, si_uid=65534} ---
[pid 23708] <... exit_group resumed>)   = ?
[pid 23711] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23711, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23708] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23708, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23712 attached
, child_tidptr=0x555556efc5d0) = 23712
[pid 23712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23712] setpgid(0, 0)               = 0
[pid 23712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23712] write(3, "1000", 4)         = 4
[pid 23712] close(3)                    = 0
[pid 23712] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23712] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23712] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23712] close(5)                    = 0
[pid 23712] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23715 attached
) = 23715
[pid 23712] tkill(23715, SIGSTOP)       = 0
[pid 23712] exit_group(0)               = ?
[pid 23715] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23712, si_uid=65534} ---
[pid 23712] +++ exited with 0 +++
[pid 23715] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23712, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23716 attached
, child_tidptr=0x555556efc5d0) = 23716
[pid 23716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23716] setpgid(0, 0)               = 0
[pid 23716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23716] write(3, "1000", 4)         = 4
[pid 23716] close(3)                    = 0
[pid 23716] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23716] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.479719][T23708] vhci_hcd vhci_hcd.0: port 0 already used
[  180.518855][T23712] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23716] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23716] close(5)                    = 0
[pid 23716] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23719 attached
) = 23719
[pid 23716] tkill(23719, SIGSTOP)       = 0
[pid 23716] exit_group(0 <unfinished ...>
[pid 23719] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23716, si_uid=65534} ---
[pid 23716] <... exit_group resumed>)   = ?
[pid 23716] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23716, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid 23719] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23720 attached
, child_tidptr=0x555556efc5d0) = 23720
[pid 23720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23720] setpgid(0, 0)               = 0
[pid 23720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23720] write(3, "1000", 4)         = 4
[pid 23720] close(3)                    = 0
[pid 23720] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23720] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.560687][T23716] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23720] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23720] close(5)                    = 0
[pid 23720] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23723 attached
) = 23723
[pid 23720] tkill(23723, SIGSTOP)       = 0
[pid 23720] exit_group(0 <unfinished ...>
[pid 23723] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23720, si_uid=65534} ---
[pid 23720] <... exit_group resumed>)   = ?
[pid 23723] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23723, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23720] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23720, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23724 attached
, child_tidptr=0x555556efc5d0) = 23724
[pid 23724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23724] setpgid(0, 0)               = 0
[pid 23724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23724] write(3, "1000", 4)         = 4
[pid 23724] close(3)                    = 0
[pid 23724] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23724] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.604187][T23720] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23724] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23724] close(5)                    = 0
[pid 23724] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23727 attached
) = 23727
[pid 23724] tkill(23727, SIGSTOP)       = 0
[pid 23724] exit_group(0 <unfinished ...>
[pid 23727] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23724, si_uid=65534} ---
[pid 23724] <... exit_group resumed>)   = ?
[pid 23727] --- stopped by SIGSTOP ---
[pid 23724] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23727, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23728 attached
, child_tidptr=0x555556efc5d0) = 23728
[pid 23728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23728] setpgid(0, 0)               = 0
[pid 23728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23728] write(3, "1000", 4)         = 4
[pid 23728] close(3)                    = 0
[pid 23728] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23728] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.644449][T23724] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23728] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23728] close(5)                    = 0
[pid 23728] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23731 attached
) = 23731
[pid 23728] tkill(23731, SIGSTOP)       = 0
[pid 23728] exit_group(0 <unfinished ...>
[pid 23731] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23728, si_uid=65534} ---
[pid 23728] <... exit_group resumed>)   = ?
[pid 23731] --- stopped by SIGSTOP ---
[pid 23728] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23731, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23732 attached
, child_tidptr=0x555556efc5d0) = 23732
[pid 23732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23732] setpgid(0, 0)               = 0
[pid 23732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23732] write(3, "1000", 4)         = 4
[pid 23732] close(3)                    = 0
[pid 23732] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23732] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.685143][T23728] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23732] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23732] close(5)                    = 0
[pid 23732] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23735 attached
) = 23735
[pid 23732] tkill(23735, SIGSTOP)       = 0
[pid 23735] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23732, si_uid=65534} ---
[pid 23732] exit_group(0 <unfinished ...>
[pid 23735] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23735, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23732] <... exit_group resumed>)   = ?
[pid 23732] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23732, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23736 attached
, child_tidptr=0x555556efc5d0) = 23736
[pid 23736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23736] setpgid(0, 0)               = 0
[pid 23736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23736] write(3, "1000", 4)         = 4
[pid 23736] close(3)                    = 0
[pid 23736] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23736] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.726798][T23732] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23736] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23736] close(5)                    = 0
[pid 23736] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23739 attached
) = 23739
[pid 23736] tkill(23739, SIGSTOP)       = 0
[pid 23739] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23736, si_uid=65534} ---
[pid 23736] exit_group(0 <unfinished ...>
[pid 23739] --- stopped by SIGSTOP ---
[pid 23736] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23739, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23736] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23736, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23740 attached
, child_tidptr=0x555556efc5d0) = 23740
[pid 23740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23740] setpgid(0, 0)               = 0
[pid 23740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23740] write(3, "1000", 4)         = 4
[pid 23740] close(3)                    = 0
[pid 23740] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23740] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23740] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23740] close(5)                    = 0
[pid 23740] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23743 attached
) = 23743
[pid 23740] tkill(23743, SIGSTOP)       = 0
[pid 23743] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23740, si_uid=65534} ---
[pid 23740] exit_group(0 <unfinished ...>
[pid 23743] --- stopped by SIGSTOP ---
[pid 23740] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23743, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23740] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23740, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23744 attached
, child_tidptr=0x555556efc5d0) = 23744
[pid 23744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23744] setpgid(0, 0)               = 0
[pid 23744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23744] write(3, "1000", 4)         = 4
[pid 23744] close(3)                    = 0
[pid 23744] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23744] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.767737][T23736] vhci_hcd vhci_hcd.0: port 0 already used
[  180.802439][T23740] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23744] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23744] close(5)                    = 0
[pid 23744] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23747 attached
) = 23747
[pid 23744] tkill(23747, SIGSTOP)       = 0
[pid 23747] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23744, si_uid=65534} ---
[pid 23744] exit_group(0 <unfinished ...>
[pid 23747] --- stopped by SIGSTOP ---
[pid 23744] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23747, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23744] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23744, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23748 attached
, child_tidptr=0x555556efc5d0) = 23748
[pid 23748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23748] setpgid(0, 0)               = 0
[pid 23748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23748] write(3, "1000", 4)         = 4
[pid 23748] close(3)                    = 0
[pid 23748] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23748] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23748] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23748] close(5)                    = 0
[pid 23748] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23751 attached
) = 23751
[pid 23748] tkill(23751, SIGSTOP)       = 0
[pid 23751] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23748, si_uid=65534} ---
[pid 23748] exit_group(0 <unfinished ...>
[pid 23751] --- stopped by SIGSTOP ---
[pid 23748] <... exit_group resumed>)   = ?
[pid 23748] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23751, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23752 attached
, child_tidptr=0x555556efc5d0) = 23752
[pid 23752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23752] setpgid(0, 0)               = 0
[pid 23752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23752] write(3, "1000", 4)         = 4
[pid 23752] close(3)                    = 0
[pid 23752] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23752] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.837258][T23744] vhci_hcd vhci_hcd.0: port 0 already used
[  180.877202][T23748] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23752] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23752] close(5)                    = 0
[pid 23752] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23755 attached
) = 23755
[pid 23752] tkill(23755, SIGSTOP)       = 0
[pid 23755] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23752, si_uid=65534} ---
[pid 23752] exit_group(0 <unfinished ...>
[pid 23755] --- stopped by SIGSTOP ---
[pid 23752] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23755, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23752] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23752, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23756 attached
, child_tidptr=0x555556efc5d0) = 23756
[pid 23756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23756] setpgid(0, 0)               = 0
[pid 23756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23756] write(3, "1000", 4)         = 4
[pid 23756] close(3)                    = 0
[pid 23756] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23756] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23756] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23756] close(5)                    = 0
[pid 23756] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23759 attached
) = 23759
[pid 23756] tkill(23759, SIGSTOP)       = 0
[pid 23756] exit_group(0)               = ?
[pid 23759] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23756, si_uid=65534} ---
[pid 23756] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23756, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23759] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23759, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23760 attached
, child_tidptr=0x555556efc5d0) = 23760
[pid 23760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23760] setpgid(0, 0)               = 0
[pid 23760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23760] write(3, "1000", 4)         = 4
[pid 23760] close(3)                    = 0
[pid 23760] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23760] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.916727][T23752] vhci_hcd vhci_hcd.0: port 0 already used
[  180.953749][T23756] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23760] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23760] close(5)                    = 0
[pid 23760] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23763 attached
) = 23763
[pid 23760] tkill(23763, SIGSTOP)       = 0
[pid 23763] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23760, si_uid=65534} ---
[pid 23760] exit_group(0 <unfinished ...>
[pid 23763] --- stopped by SIGSTOP ---
[pid 23760] <... exit_group resumed>)   = ?
[pid 23760] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23763, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23764 attached
, child_tidptr=0x555556efc5d0) = 23764
[pid 23764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23764] setpgid(0, 0)               = 0
[pid 23764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23764] write(3, "1000", 4)         = 4
[pid 23764] close(3)                    = 0
[pid 23764] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23764] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  180.994997][T23760] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23764] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23764] close(5)                    = 0
[pid 23764] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23767 attached
) = 23767
[pid 23764] tkill(23767, SIGSTOP)       = 0
[pid 23764] exit_group(0)               = ?
[pid 23767] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23764, si_uid=65534} ---
[pid 23764] +++ exited with 0 +++
[pid 23767] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23764, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23768 attached
, child_tidptr=0x555556efc5d0) = 23768
[pid 23768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23768] setpgid(0, 0)               = 0
[pid 23768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23768] write(3, "1000", 4)         = 4
[pid 23768] close(3)                    = 0
[pid 23768] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23768] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.038215][T23764] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23768] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23768] close(5)                    = 0
[pid 23768] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23771 attached
) = 23771
[pid 23768] tkill(23771, SIGSTOP)       = 0
[pid 23771] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23768, si_uid=65534} ---
[pid 23768] exit_group(0 <unfinished ...>
[pid 23771] --- stopped by SIGSTOP ---
[pid 23768] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23771, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23768] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23768, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23772 attached
, child_tidptr=0x555556efc5d0) = 23772
[pid 23772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23772] setpgid(0, 0)               = 0
[pid 23772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23772] write(3, "1000", 4)         = 4
[pid 23772] close(3)                    = 0
[pid 23772] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23772] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.081032][T23768] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23772] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23772] close(5)                    = 0
[pid 23772] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23775 attached
) = 23775
[pid 23772] tkill(23775, SIGSTOP)       = 0
[pid 23772] exit_group(0 <unfinished ...>
[pid 23775] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23772, si_uid=65534} ---
[pid 23772] <... exit_group resumed>)   = ?
[pid 23775] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23775, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23772] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23772, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23776 attached
, child_tidptr=0x555556efc5d0) = 23776
[pid 23776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23776] setpgid(0, 0)               = 0
[pid 23776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23776] write(3, "1000", 4)         = 4
[pid 23776] close(3)                    = 0
[pid 23776] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23776] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23776] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23776] close(5)                    = 0
[pid 23776] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23779 attached
) = 23779
[pid 23776] tkill(23779, SIGSTOP)       = 0
[pid 23776] exit_group(0 <unfinished ...>
[pid 23779] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23776, si_uid=65534} ---
[pid 23776] <... exit_group resumed>)   = ?
[pid 23779] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23779, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23776] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23776, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23780 attached
, child_tidptr=0x555556efc5d0) = 23780
[pid 23780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23780] setpgid(0, 0)               = 0
[pid 23780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23780] write(3, "1000", 4)         = 4
[pid 23780] close(3)                    = 0
[pid 23780] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23780] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.123073][T23772] vhci_hcd vhci_hcd.0: port 0 already used
[  181.162097][T23776] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23780] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23780] close(5)                    = 0
[pid 23780] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23783 attached
) = 23783
[pid 23780] tkill(23783, SIGSTOP)       = 0
[pid 23780] exit_group(0)               = ?
[pid 23783] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23780, si_uid=65534} ---
[pid 23780] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23780, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 23783] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23783, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23784 attached
, child_tidptr=0x555556efc5d0) = 23784
[pid 23784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23784] setpgid(0, 0)               = 0
[pid 23784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23784] write(3, "1000", 4)         = 4
[pid 23784] close(3)                    = 0
[pid 23784] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23784] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23784] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23784] close(5)                    = 0
[pid 23784] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23787 attached
) = 23787
[pid 23784] tkill(23787, SIGSTOP)       = 0
[pid 23784] exit_group(0 <unfinished ...>
[pid 23787] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23784, si_uid=65534} ---
[pid 23784] <... exit_group resumed>)   = ?
[pid 23787] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23787, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23784] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23784, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23788 attached
, child_tidptr=0x555556efc5d0) = 23788
[pid 23788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23788] setpgid(0, 0)               = 0
[pid 23788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23788] write(3, "1000", 4)         = 4
[pid 23788] close(3)                    = 0
[pid 23788] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23788] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.200277][T23780] vhci_hcd vhci_hcd.0: port 0 already used
[  181.240089][T23784] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23788] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23788] close(5)                    = 0
[pid 23788] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23791 attached
) = 23791
[pid 23788] tkill(23791, SIGSTOP)       = 0
[pid 23791] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23788, si_uid=65534} ---
[pid 23788] exit_group(0 <unfinished ...>
[pid 23791] --- stopped by SIGSTOP ---
[pid 23788] <... exit_group resumed>)   = ?
[pid 23788] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23791, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23792 attached
, child_tidptr=0x555556efc5d0) = 23792
[pid 23792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23792] setpgid(0, 0)               = 0
[pid 23792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23792] write(3, "1000", 4)         = 4
[pid 23792] close(3)                    = 0
[pid 23792] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23792] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.280918][T23788] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23792] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23792] close(5)                    = 0
[pid 23792] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23795 attached
) = 23795
[pid 23792] tkill(23795, SIGSTOP)       = 0
[pid 23795] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23792, si_uid=65534} ---
[pid 23792] exit_group(0 <unfinished ...>
[pid 23795] --- stopped by SIGSTOP ---
[pid 23792] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23795, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23792] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23792, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23796 attached
, child_tidptr=0x555556efc5d0) = 23796
[pid 23796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23796] setpgid(0, 0)               = 0
[pid 23796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23796] write(3, "1000", 4)         = 4
[pid 23796] close(3)                    = 0
[pid 23796] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23796] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23796] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23796] close(5)                    = 0
[pid 23796] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23799 attached
) = 23799
[pid 23796] tkill(23799, SIGSTOP)       = 0
[pid 23799] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23796, si_uid=65534} ---
[pid 23796] exit_group(0 <unfinished ...>
[pid 23799] --- stopped by SIGSTOP ---
[pid 23796] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23799, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23796] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23796, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23800 attached
, child_tidptr=0x555556efc5d0) = 23800
[pid 23800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23800] setpgid(0, 0)               = 0
[pid 23800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23800] write(3, "1000", 4)         = 4
[pid 23800] close(3)                    = 0
[pid 23800] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23800] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.322313][T23792] vhci_hcd vhci_hcd.0: port 0 already used
[  181.359129][T23796] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23800] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23800] close(5)                    = 0
[pid 23800] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23803 attached
) = 23803
[pid 23800] tkill(23803, SIGSTOP)       = 0
[pid 23803] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23800, si_uid=65534} ---
[pid 23800] exit_group(0 <unfinished ...>
[pid 23803] --- stopped by SIGSTOP ---
[pid 23800] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23803, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23800] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23800, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23804 attached
, child_tidptr=0x555556efc5d0) = 23804
[pid 23804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23804] setpgid(0, 0)               = 0
[pid 23804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23804] write(3, "1000", 4)         = 4
[pid 23804] close(3)                    = 0
[pid 23804] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23804] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23804] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23804] close(5)                    = 0
[pid 23804] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23807 attached
) = 23807
[pid 23804] tkill(23807, SIGSTOP)       = 0
[pid 23807] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23804, si_uid=65534} ---
[pid 23804] exit_group(0)               = ?
[pid 23807] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23807, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23804] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23804, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23808 attached
, child_tidptr=0x555556efc5d0) = 23808
[pid 23808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23808] setpgid(0, 0)               = 0
[pid 23808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23808] write(3, "1000", 4)         = 4
[pid 23808] close(3)                    = 0
[pid 23808] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23808] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.395926][T23800] vhci_hcd vhci_hcd.0: port 0 already used
[  181.433651][T23804] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23808] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23808] close(5)                    = 0
[pid 23808] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23811 attached
) = 23811
[pid 23808] tkill(23811, SIGSTOP)       = 0
[pid 23808] exit_group(0 <unfinished ...>
[pid 23811] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23808, si_uid=65534} ---
[pid 23808] <... exit_group resumed>)   = ?
[pid 23811] --- stopped by SIGSTOP ---
[pid 23808] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23811, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23812 attached
, child_tidptr=0x555556efc5d0) = 23812
[pid 23812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23812] setpgid(0, 0)               = 0
[pid 23812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23812] write(3, "1000", 4)         = 4
[pid 23812] close(3)                    = 0
[pid 23812] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23812] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23812] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23812] close(5)                    = 0
[pid 23812] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23815 attached
) = 23815
[pid 23812] tkill(23815, SIGSTOP)       = 0
[pid 23815] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23812, si_uid=65534} ---
[pid 23812] exit_group(0)               = ?
[pid 23815] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23815, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23812] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23812, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23816 attached
, child_tidptr=0x555556efc5d0) = 23816
[pid 23816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23816] setpgid(0, 0)               = 0
[pid 23816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23816] write(3, "1000", 4)         = 4
[pid 23816] close(3)                    = 0
[pid 23816] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23816] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.471678][T23808] vhci_hcd vhci_hcd.0: port 0 already used
[  181.508419][T23812] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23816] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23816] close(5)                    = 0
[pid 23816] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23819 attached
) = 23819
[pid 23816] tkill(23819, SIGSTOP)       = 0
[pid 23819] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23816, si_uid=65534} ---
[pid 23816] exit_group(0)               = ?
[pid 23819] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23819, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23816] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23816, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23820 attached
, child_tidptr=0x555556efc5d0) = 23820
[pid 23820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23820] setpgid(0, 0)               = 0
[pid 23820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23820] write(3, "1000", 4)         = 4
[pid 23820] close(3)                    = 0
[pid 23820] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23820] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23820] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23820] close(5)                    = 0
[pid 23820] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23823 attached
) = 23823
[pid 23820] tkill(23823, SIGSTOP)       = 0
[pid 23820] exit_group(0)               = ?
[pid 23823] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23820, si_uid=65534} ---
[pid 23820] +++ exited with 0 +++
[pid 23823] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23820, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23824 attached
, child_tidptr=0x555556efc5d0) = 23824
[pid 23824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23824] setpgid(0, 0)               = 0
[pid 23824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23824] write(3, "1000", 4)         = 4
[pid 23824] close(3)                    = 0
[pid 23824] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23824] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.547906][T23816] vhci_hcd vhci_hcd.0: port 0 already used
[  181.586251][T23820] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23824] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23824] close(5)                    = 0
[pid 23824] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23827 attached
) = 23827
[pid 23824] tkill(23827, SIGSTOP)       = 0
[pid 23824] exit_group(0 <unfinished ...>
[pid 23827] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23824, si_uid=65534} ---
[pid 23824] <... exit_group resumed>)   = ?
[pid 23827] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23827, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23824] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23824, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23828 attached
, child_tidptr=0x555556efc5d0) = 23828
[pid 23828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23828] setpgid(0, 0)               = 0
[pid 23828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23828] write(3, "1000", 4)         = 4
[pid 23828] close(3)                    = 0
[pid 23828] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23828] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23828] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23828] close(5)                    = 0
[pid 23828] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23831 attached
) = 23831
[pid 23828] tkill(23831, SIGSTOP)       = 0
[pid 23828] exit_group(0)               = ?
[pid 23831] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23828, si_uid=65534} ---
[pid 23828] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23828, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 23831] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23831, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23832 attached
, child_tidptr=0x555556efc5d0) = 23832
[pid 23832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23832] setpgid(0, 0)               = 0
[pid 23832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23832] write(3, "1000", 4)         = 4
[pid 23832] close(3)                    = 0
[pid 23832] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23832] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.624439][T23824] vhci_hcd vhci_hcd.0: port 0 already used
[  181.663406][T23828] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23832] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23832] close(5)                    = 0
[pid 23832] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23835 attached
) = 23835
[pid 23832] tkill(23835, SIGSTOP)       = 0
[pid 23835] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23832, si_uid=65534} ---
[pid 23832] exit_group(0 <unfinished ...>
[pid 23835] --- stopped by SIGSTOP ---
[pid 23832] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23835, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23832] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23832, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23836 attached
, child_tidptr=0x555556efc5d0) = 23836
[pid 23836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23836] setpgid(0, 0)               = 0
[pid 23836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23836] write(3, "1000", 4)         = 4
[pid 23836] close(3)                    = 0
[pid 23836] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23836] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23836] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23836] close(5)                    = 0
[pid 23836] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23839 attached
) = 23839
[pid 23836] tkill(23839, SIGSTOP)       = 0
[pid 23839] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23836, si_uid=65534} ---
[pid 23836] exit_group(0 <unfinished ...>
[pid 23839] --- stopped by SIGSTOP ---
[pid 23836] <... exit_group resumed>)   = ?
[pid 23836] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23839, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23840 attached
, child_tidptr=0x555556efc5d0) = 23840
[pid 23840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23840] setpgid(0, 0)               = 0
[pid 23840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23840] write(3, "1000", 4)         = 4
[pid 23840] close(3)                    = 0
[pid 23840] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23840] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.702638][T23832] vhci_hcd vhci_hcd.0: port 0 already used
[  181.739588][T23836] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23840] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23840] close(5)                    = 0
[pid 23840] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23843 attached
) = 23843
[pid 23840] tkill(23843, SIGSTOP)       = 0
[pid 23843] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23840, si_uid=65534} ---
[pid 23840] exit_group(0 <unfinished ...>
[pid 23843] --- stopped by SIGSTOP ---
[pid 23840] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23843, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23840] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23840, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23844 attached
, child_tidptr=0x555556efc5d0) = 23844
[pid 23844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23844] setpgid(0, 0)               = 0
[pid 23844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23844] write(3, "1000", 4)         = 4
[pid 23844] close(3)                    = 0
[pid 23844] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23844] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23844] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23844] close(5)                    = 0
[pid 23844] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23847 attached
) = 23847
[pid 23844] tkill(23847, SIGSTOP)       = 0
[pid 23847] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23844, si_uid=65534} ---
[pid 23844] exit_group(0 <unfinished ...>
[pid 23847] --- stopped by SIGSTOP ---
[pid 23844] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23847, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23844] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23844, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23848 attached
, child_tidptr=0x555556efc5d0) = 23848
[pid 23848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23848] setpgid(0, 0)               = 0
[pid 23848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23848] write(3, "1000", 4)         = 4
[pid 23848] close(3)                    = 0
[pid 23848] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23848] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.779165][T23840] vhci_hcd vhci_hcd.0: port 0 already used
[  181.816914][T23844] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23848] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23848] close(5)                    = 0
[pid 23848] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23851 attached
) = 23851
[pid 23848] tkill(23851, SIGSTOP)       = 0
[pid 23848] exit_group(0 <unfinished ...>
[pid 23851] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23848, si_uid=65534} ---
[pid 23848] <... exit_group resumed>)   = ?
[pid 23851] --- stopped by SIGSTOP ---
[pid 23848] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23851, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23852 attached
, child_tidptr=0x555556efc5d0) = 23852
[pid 23852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23852] setpgid(0, 0)               = 0
[pid 23852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23852] write(3, "1000", 4)         = 4
[pid 23852] close(3)                    = 0
[pid 23852] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23852] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23852] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23852] close(5)                    = 0
[pid 23852] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23855 attached
) = 23855
[pid 23852] tkill(23855, SIGSTOP)       = 0
[pid 23855] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23852, si_uid=65534} ---
[pid 23852] exit_group(0 <unfinished ...>
[pid 23855] --- stopped by SIGSTOP ---
[pid 23852] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23855, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23852] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23852, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23856 attached
, child_tidptr=0x555556efc5d0) = 23856
[pid 23856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23856] setpgid(0, 0)               = 0
[pid 23856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23856] write(3, "1000", 4)         = 4
[pid 23856] close(3)                    = 0
[pid 23856] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23856] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.853654][T23848] vhci_hcd vhci_hcd.0: port 0 already used
[  181.891635][T23852] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23856] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23856] close(5)                    = 0
[pid 23856] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23859 attached
) = 23859
[pid 23856] tkill(23859, SIGSTOP)       = 0
[pid 23859] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23856, si_uid=65534} ---
[pid 23856] exit_group(0 <unfinished ...>
[pid 23859] --- stopped by SIGSTOP ---
[pid 23856] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23859, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23856] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23856, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23860 attached
, child_tidptr=0x555556efc5d0) = 23860
[pid 23860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23860] setpgid(0, 0)               = 0
[pid 23860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23860] write(3, "1000", 4)         = 4
[pid 23860] close(3)                    = 0
[pid 23860] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23860] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23860] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23860] close(5)                    = 0
[pid 23860] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23863 attached
) = 23863
[pid 23860] tkill(23863, SIGSTOP)       = 0
[pid 23860] exit_group(0 <unfinished ...>
[pid 23863] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23860, si_uid=65534} ---
[pid 23860] <... exit_group resumed>)   = ?
[pid 23860] +++ exited with 0 +++
[pid 23863] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23860, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23864 attached
, child_tidptr=0x555556efc5d0) = 23864
[pid 23864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23864] setpgid(0, 0)               = 0
[pid 23864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23864] write(3, "1000", 4)         = 4
[pid 23864] close(3)                    = 0
[pid 23864] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23864] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  181.929913][T23856] vhci_hcd vhci_hcd.0: port 0 already used
[  181.968345][T23860] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23864] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23864] close(5)                    = 0
[pid 23864] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23867 attached
) = 23867
[pid 23864] tkill(23867, SIGSTOP)       = 0
[pid 23864] exit_group(0 <unfinished ...>
[pid 23867] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23864, si_uid=65534} ---
[pid 23864] <... exit_group resumed>)   = ?
[pid 23867] --- stopped by SIGSTOP ---
[pid 23864] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23867, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23868 attached
, child_tidptr=0x555556efc5d0) = 23868
[pid 23868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23868] setpgid(0, 0)               = 0
[pid 23868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23868] write(3, "1000", 4)         = 4
[pid 23868] close(3)                    = 0
[pid 23868] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23868] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.005838][T23864] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23868] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23868] close(5)                    = 0
[pid 23868] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23871 attached
) = 23871
[pid 23868] tkill(23871, SIGSTOP)       = 0
[pid 23871] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23868, si_uid=65534} ---
[pid 23868] exit_group(0 <unfinished ...>
[pid 23871] --- stopped by SIGSTOP ---
[pid 23868] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23871, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23868] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23868, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23872 attached
, child_tidptr=0x555556efc5d0) = 23872
[pid 23872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23872] setpgid(0, 0)               = 0
[pid 23872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23872] write(3, "1000", 4)         = 4
[pid 23872] close(3)                    = 0
[pid 23872] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23872] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23872] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23872] close(5)                    = 0
[pid 23872] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23875 attached
) = 23875
[pid 23872] tkill(23875, SIGSTOP)       = 0
[pid 23875] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23872, si_uid=65534} ---
[pid 23872] exit_group(0 <unfinished ...>
[pid 23875] --- stopped by SIGSTOP ---
[pid 23872] <... exit_group resumed>)   = ?
[pid 23872] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23875, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23876 attached
, child_tidptr=0x555556efc5d0) = 23876
[pid 23876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23876] setpgid(0, 0)               = 0
[pid 23876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23876] write(3, "1000", 4)         = 4
[pid 23876] close(3)                    = 0
[pid 23876] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23876] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.048465][T23868] vhci_hcd vhci_hcd.0: port 0 already used
[  182.084499][T23872] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23876] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23876] close(5)                    = 0
[pid 23876] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23879 attached
) = 23879
[pid 23876] tkill(23879, SIGSTOP)       = 0
[pid 23876] exit_group(0 <unfinished ...>
[pid 23879] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23876, si_uid=65534} ---
[pid 23876] <... exit_group resumed>)   = ?
[pid 23879] --- stopped by SIGSTOP ---
[pid 23876] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23879, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23880 attached
, child_tidptr=0x555556efc5d0) = 23880
[pid 23880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23880] setpgid(0, 0)               = 0
[pid 23880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23880] write(3, "1000", 4)         = 4
[pid 23880] close(3)                    = 0
[pid 23880] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23880] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23880] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23880] close(5)                    = 0
[pid 23880] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23883 attached
) = 23883
[pid 23880] tkill(23883, SIGSTOP)       = 0
[pid 23883] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23880, si_uid=65534} ---
[pid 23880] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23883, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23883] --- stopped by SIGSTOP ---
[pid 23880] <... exit_group resumed>)   = ?
[pid 23880] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23880, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23884 attached
, child_tidptr=0x555556efc5d0) = 23884
[pid 23884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23884] setpgid(0, 0)               = 0
[pid 23884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23884] write(3, "1000", 4)         = 4
[pid 23884] close(3)                    = 0
[pid 23884] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23884] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.124769][T23876] vhci_hcd vhci_hcd.0: port 0 already used
[  182.161510][T23880] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23884] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23884] close(5)                    = 0
[pid 23884] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23887 attached
) = 23887
[pid 23884] tkill(23887, SIGSTOP)       = 0
[pid 23887] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23884, si_uid=65534} ---
[pid 23884] exit_group(0 <unfinished ...>
[pid 23887] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23887, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23884] <... exit_group resumed>)   = ?
[pid 23884] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23884, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23888 attached
, child_tidptr=0x555556efc5d0) = 23888
[pid 23888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23888] setpgid(0, 0)               = 0
[pid 23888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23888] write(3, "1000", 4)         = 4
[pid 23888] close(3)                    = 0
[pid 23888] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23888] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23888] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23888] close(5)                    = 0
[pid 23888] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23891 attached
) = 23891
[pid 23888] tkill(23891, SIGSTOP)       = 0
[pid 23891] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23888, si_uid=65534} ---
[pid 23888] exit_group(0 <unfinished ...>
[pid 23891] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23891, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23888] <... exit_group resumed>)   = ?
[pid 23888] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23888, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23892 attached
, child_tidptr=0x555556efc5d0) = 23892
[pid 23892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23892] setpgid(0, 0)               = 0
[pid 23892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23892] write(3, "1000", 4)         = 4
[pid 23892] close(3)                    = 0
[pid 23892] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  182.200206][T23884] vhci_hcd vhci_hcd.0: port 0 already used
[  182.240202][T23888] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23892] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23892] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23892] close(5)                    = 0
[pid 23892] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23895 attached
) = 23895
[pid 23892] tkill(23895, SIGSTOP)       = 0
[pid 23895] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23892, si_uid=65534} ---
[pid 23892] exit_group(0 <unfinished ...>
[pid 23895] --- stopped by SIGSTOP ---
[pid 23892] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23895, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23892] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23892, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23896 attached
, child_tidptr=0x555556efc5d0) = 23896
[pid 23896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23896] setpgid(0, 0)               = 0
[pid 23896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23896] write(3, "1000", 4)         = 4
[pid 23896] close(3)                    = 0
[pid 23896] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23896] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.282711][T23892] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23896] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23896] close(5)                    = 0
[pid 23896] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23899 attached
) = 23899
[pid 23896] tkill(23899, SIGSTOP)       = 0
[pid 23899] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23896, si_uid=65534} ---
[pid 23896] exit_group(0 <unfinished ...>
[pid 23899] --- stopped by SIGSTOP ---
[pid 23896] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23899, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23896] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23896, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23900 attached
, child_tidptr=0x555556efc5d0) = 23900
[pid 23900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23900] setpgid(0, 0)               = 0
[pid 23900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23900] write(3, "1000", 4)         = 4
[pid 23900] close(3)                    = 0
[pid 23900] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23900] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23900] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23900] close(5)                    = 0
[pid 23900] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23903 attached
) = 23903
[pid 23900] tkill(23903, SIGSTOP)       = 0
[pid 23903] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23900, si_uid=65534} ---
[pid 23900] exit_group(0 <unfinished ...>
[pid 23903] --- stopped by SIGSTOP ---
[pid 23900] <... exit_group resumed>)   = ?
[pid 23900] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23903, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23904 attached
, child_tidptr=0x555556efc5d0) = 23904
[pid 23904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23904] setpgid(0, 0)               = 0
[pid 23904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23904] write(3, "1000", 4)         = 4
[pid 23904] close(3)                    = 0
[pid 23904] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23904] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.324887][T23896] vhci_hcd vhci_hcd.0: port 0 already used
[  182.360924][T23900] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23904] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23904] close(5)                    = 0
[pid 23904] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23907 attached
) = 23907
[pid 23904] tkill(23907, SIGSTOP)       = 0
[pid 23907] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23904, si_uid=65534} ---
[pid 23904] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23907, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23907] --- stopped by SIGSTOP ---
[pid 23904] <... exit_group resumed>)   = ?
[pid 23904] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23904, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23908 attached
, child_tidptr=0x555556efc5d0) = 23908
[pid 23908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23908] setpgid(0, 0)               = 0
[pid 23908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23908] write(3, "1000", 4)         = 4
[pid 23908] close(3)                    = 0
[pid 23908] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23908] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23908] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23908] close(5)                    = 0
[pid 23908] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23911 attached
) = 23911
[pid 23908] tkill(23911, SIGSTOP)       = 0
[pid 23911] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23908, si_uid=65534} ---
[pid 23908] exit_group(0 <unfinished ...>
[pid 23911] --- stopped by SIGSTOP ---
[pid 23908] <... exit_group resumed>)   = ?
[pid 23908] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23911, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23912 attached
, child_tidptr=0x555556efc5d0) = 23912
[pid 23912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23912] setpgid(0, 0)               = 0
[pid 23912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23912] write(3, "1000", 4)         = 4
[pid 23912] close(3)                    = 0
[pid 23912] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23912] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.397760][T23904] vhci_hcd vhci_hcd.0: port 0 already used
[  182.433627][T23908] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23912] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23912] close(5)                    = 0
[pid 23912] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23915 attached
) = 23915
[pid 23912] tkill(23915, SIGSTOP)       = 0
[pid 23915] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23912, si_uid=65534} ---
[pid 23912] exit_group(0 <unfinished ...>
[pid 23915] --- stopped by SIGSTOP ---
[pid 23912] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23915, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23912] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23912, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23916 attached
, child_tidptr=0x555556efc5d0) = 23916
[pid 23916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23916] setpgid(0, 0)               = 0
[pid 23916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23916] write(3, "1000", 4)         = 4
[pid 23916] close(3)                    = 0
[pid 23916] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23916] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23916] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23916] close(5)                    = 0
[pid 23916] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23919 attached
) = 23919
[pid 23916] tkill(23919, SIGSTOP)       = 0
[pid 23919] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23916, si_uid=65534} ---
[pid 23916] exit_group(0)               = ?
[pid 23919] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23919, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23916] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23916, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23920 attached
, child_tidptr=0x555556efc5d0) = 23920
[pid 23920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23920] setpgid(0, 0)               = 0
[pid 23920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23920] write(3, "1000", 4)         = 4
[pid 23920] close(3)                    = 0
[pid 23920] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23920] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.471200][T23912] vhci_hcd vhci_hcd.0: port 0 already used
[  182.507121][T23916] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23920] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23920] close(5)                    = 0
[pid 23920] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23923 attached
) = 23923
[pid 23920] tkill(23923, SIGSTOP)       = 0
[pid 23923] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23920, si_uid=65534} ---
[pid 23920] exit_group(0 <unfinished ...>
[pid 23923] --- stopped by SIGSTOP ---
[pid 23920] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23923, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23920] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23920, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23924 attached
, child_tidptr=0x555556efc5d0) = 23924
[pid 23924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23924] setpgid(0, 0)               = 0
[pid 23924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23924] write(3, "1000", 4)         = 4
[pid 23924] close(3)                    = 0
[pid 23924] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23924] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23924] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23924] close(5)                    = 0
[pid 23924] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23927 attached
) = 23927
[pid 23924] tkill(23927, SIGSTOP)       = 0
[pid 23924] exit_group(0 <unfinished ...>
[pid 23927] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23924, si_uid=65534} ---
[pid 23924] <... exit_group resumed>)   = ?
[pid 23927] --- stopped by SIGSTOP ---
[pid 23924] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23927, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23928 attached
, child_tidptr=0x555556efc5d0) = 23928
[pid 23928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23928] setpgid(0, 0)               = 0
[pid 23928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23928] write(3, "1000", 4)         = 4
[pid 23928] close(3)                    = 0
[pid 23928] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23928] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.548817][T23920] vhci_hcd vhci_hcd.0: port 0 already used
[  182.587880][T23924] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23928] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23928] close(5)                    = 0
[pid 23928] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23931 attached
) = 23931
[pid 23928] tkill(23931, SIGSTOP)       = 0
[pid 23931] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23928, si_uid=65534} ---
[pid 23928] exit_group(0 <unfinished ...>
[pid 23931] --- stopped by SIGSTOP ---
[pid 23928] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23931, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23928] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23928, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23932 attached
, child_tidptr=0x555556efc5d0) = 23932
[pid 23932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23932] setpgid(0, 0)               = 0
[pid 23932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23932] write(3, "1000", 4)         = 4
[pid 23932] close(3)                    = 0
[pid 23932] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23932] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23932] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23932] close(5)                    = 0
[pid 23932] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23935 attached
) = 23935
[pid 23932] tkill(23935, SIGSTOP)       = 0
[pid 23935] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23932, si_uid=65534} ---
[pid 23932] exit_group(0 <unfinished ...>
[pid 23935] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23935, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23932] <... exit_group resumed>)   = ?
[pid 23932] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23932, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23936 attached
, child_tidptr=0x555556efc5d0) = 23936
[pid 23936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23936] setpgid(0, 0)               = 0
[pid 23936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23936] write(3, "1000", 4)         = 4
[pid 23936] close(3)                    = 0
[pid 23936] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23936] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.628492][T23928] vhci_hcd vhci_hcd.0: port 0 already used
[  182.667225][T23932] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23936] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23936] close(5)                    = 0
[pid 23936] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23939 attached
) = 23939
[pid 23936] tkill(23939, SIGSTOP)       = 0
[pid 23939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23936, si_uid=65534} ---
[pid 23936] exit_group(0 <unfinished ...>
[pid 23939] --- stopped by SIGSTOP ---
[pid 23936] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23939, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23936] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23936, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23940 attached
, child_tidptr=0x555556efc5d0) = 23940
[pid 23940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23940] setpgid(0, 0)               = 0
[pid 23940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23940] write(3, "1000", 4)         = 4
[pid 23940] close(3)                    = 0
[pid 23940] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23940] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23940] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23940] close(5)                    = 0
[pid 23940] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23943 attached
) = 23943
[pid 23940] tkill(23943, SIGSTOP)       = 0
[pid 23943] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23940, si_uid=65534} ---
[pid 23940] exit_group(0 <unfinished ...>
[pid 23943] --- stopped by SIGSTOP ---
[pid 23940] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23943, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23940] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23940, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23944 attached
, child_tidptr=0x555556efc5d0) = 23944
[pid 23944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23944] setpgid(0, 0)               = 0
[pid 23944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23944] write(3, "1000", 4)         = 4
[pid 23944] close(3)                    = 0
[pid 23944] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23944] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.707144][T23936] vhci_hcd vhci_hcd.0: port 0 already used
[  182.745682][T23940] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23944] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23944] close(5)                    = 0
[pid 23944] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23947 attached
) = 23947
[pid 23944] tkill(23947, SIGSTOP)       = 0
[pid 23944] exit_group(0 <unfinished ...>
[pid 23947] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23944, si_uid=65534} ---
[pid 23944] <... exit_group resumed>)   = ?
[pid 23947] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23947, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23944] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23944, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23948 attached
, child_tidptr=0x555556efc5d0) = 23948
[pid 23948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23948] setpgid(0, 0)               = 0
[pid 23948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23948] write(3, "1000", 4)         = 4
[pid 23948] close(3)                    = 0
[pid 23948] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23948] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.784138][T23944] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23948] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23948] close(5)                    = 0
[pid 23948] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23951 attached
) = 23951
[pid 23948] tkill(23951, SIGSTOP)       = 0
[pid 23951] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23948, si_uid=65534} ---
[pid 23948] exit_group(0 <unfinished ...>
[pid 23951] --- stopped by SIGSTOP ---
[pid 23948] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23951, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23948] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23948, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23952 attached
, child_tidptr=0x555556efc5d0) = 23952
[pid 23952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23952] setpgid(0, 0)               = 0
[pid 23952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23952] write(3, "1000", 4)         = 4
[pid 23952] close(3)                    = 0
[pid 23952] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23952] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.825469][T23948] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23952] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23952] close(5)                    = 0
[pid 23952] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23955 attached
) = 23955
[pid 23952] tkill(23955, SIGSTOP)       = 0
[pid 23955] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23952, si_uid=65534} ---
[pid 23952] exit_group(0 <unfinished ...>
[pid 23955] --- stopped by SIGSTOP ---
[pid 23952] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23955, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23952] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23952, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23956 attached
, child_tidptr=0x555556efc5d0) = 23956
[pid 23956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23956] setpgid(0, 0)               = 0
[pid 23956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23956] write(3, "1000", 4)         = 4
[pid 23956] close(3)                    = 0
[pid 23956] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23956] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23956] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23956] close(5)                    = 0
[pid 23956] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23959 attached
) = 23959
[pid 23956] tkill(23959, SIGSTOP)       = 0
[pid 23959] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23956, si_uid=65534} ---
[pid 23956] exit_group(0 <unfinished ...>
[pid 23959] --- stopped by SIGSTOP ---
[pid 23956] <... exit_group resumed>)   = ?
[pid 23956] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23959, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23960 attached
, child_tidptr=0x555556efc5d0) = 23960
[pid 23960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23960] setpgid(0, 0)               = 0
[pid 23960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23960] write(3, "1000", 4)         = 4
[pid 23960] close(3)                    = 0
[pid 23960] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23960] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.868882][T23952] vhci_hcd vhci_hcd.0: port 0 already used
[  182.905907][T23956] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23960] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23960] close(5)                    = 0
[pid 23960] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23963 attached
) = 23963
[pid 23960] tkill(23963, SIGSTOP)       = 0
[pid 23963] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23960, si_uid=65534} ---
[pid 23960] exit_group(0)               = ?
[pid 23963] --- stopped by SIGSTOP ---
[pid 23960] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23963, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23964 attached
, child_tidptr=0x555556efc5d0) = 23964
[pid 23964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23964] setpgid(0, 0)               = 0
[pid 23964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23964] write(3, "1000", 4)         = 4
[pid 23964] close(3)                    = 0
[pid 23964] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23964] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.946943][T23960] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23964] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23964] close(5)                    = 0
[pid 23964] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23967 attached
) = 23967
[pid 23964] tkill(23967, SIGSTOP)       = 0
[pid 23967] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23964, si_uid=65534} ---
[pid 23964] exit_group(0 <unfinished ...>
[pid 23967] --- stopped by SIGSTOP ---
[pid 23964] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23967, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 23964] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23964, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23968 attached
, child_tidptr=0x555556efc5d0) = 23968
[pid 23968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23968] setpgid(0, 0)               = 0
[pid 23968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23968] write(3, "1000", 4)         = 4
[pid 23968] close(3)                    = 0
[pid 23968] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23968] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23968] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23968] close(5)                    = 0
[pid 23968] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23971 attached
) = 23971
[pid 23968] tkill(23971, SIGSTOP)       = 0
[pid 23971] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23968, si_uid=65534} ---
[pid 23968] exit_group(0 <unfinished ...>
[pid 23971] --- stopped by SIGSTOP ---
[pid 23968] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23971, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23968] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23968, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23972 attached
, child_tidptr=0x555556efc5d0) = 23972
[pid 23972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23972] setpgid(0, 0)               = 0
[pid 23972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23972] write(3, "1000", 4)         = 4
[pid 23972] close(3)                    = 0
[pid 23972] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23972] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  182.994164][T23964] vhci_hcd vhci_hcd.0: port 0 already used
[  183.032129][T23968] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23972] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23972] close(5)                    = 0
[pid 23972] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23975 attached
) = 23975
[pid 23972] tkill(23975, SIGSTOP)       = 0
[pid 23975] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23972, si_uid=65534} ---
[pid 23972] exit_group(0 <unfinished ...>
[pid 23975] --- stopped by SIGSTOP ---
[pid 23972] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23975, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23972] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23972, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23976 attached
, child_tidptr=0x555556efc5d0) = 23976
[pid 23976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23976] setpgid(0, 0)               = 0
[pid 23976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23976] write(3, "1000", 4)         = 4
[pid 23976] close(3)                    = 0
[pid 23976] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23976] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.071393][T23972] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23976] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23976] close(5)                    = 0
[pid 23976] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23979 attached
) = 23979
[pid 23976] tkill(23979, SIGSTOP)       = 0
[pid 23979] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23976, si_uid=65534} ---
[pid 23976] exit_group(0)               = ?
[pid 23979] --- stopped by SIGSTOP ---
[pid 23976] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23979, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23980 attached
, child_tidptr=0x555556efc5d0) = 23980
[pid 23980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23980] setpgid(0, 0)               = 0
[pid 23980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23980] write(3, "1000", 4)         = 4
[pid 23980] close(3)                    = 0
[pid 23980] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23980] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.111717][T23976] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23980] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23980] close(5)                    = 0
[pid 23980] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23983 attached
) = 23983
[pid 23980] tkill(23983, SIGSTOP)       = 0
[pid 23983] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23980, si_uid=65534} ---
[pid 23980] exit_group(0 <unfinished ...>
[pid 23983] --- stopped by SIGSTOP ---
[pid 23980] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23983, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 23980] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23980, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23984 attached
, child_tidptr=0x555556efc5d0) = 23984
[pid 23984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23984] setpgid(0, 0)               = 0
[pid 23984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23984] write(3, "1000", 4)         = 4
[pid 23984] close(3)                    = 0
[pid 23984] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23984] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 23984] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23984] close(5)                    = 0
[pid 23984] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23987 attached
) = 23987
[pid 23984] tkill(23987, SIGSTOP)       = 0
[pid 23984] exit_group(0 <unfinished ...>
[pid 23987] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23984, si_uid=65534} ---
[pid 23984] <... exit_group resumed>)   = ?
[pid 23987] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23987, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23984] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23984, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23988 attached
, child_tidptr=0x555556efc5d0) = 23988
[pid 23988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23988] setpgid(0, 0)               = 0
[pid 23988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23988] write(3, "1000", 4)         = 4
[pid 23988] close(3)                    = 0
[pid 23988] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23988] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.154041][T23980] vhci_hcd vhci_hcd.0: port 0 already used
[  183.190868][T23984] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23988] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23988] close(5)                    = 0
[pid 23988] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23991 attached
) = 23991
[pid 23988] tkill(23991, SIGSTOP)       = 0
[pid 23988] exit_group(0 <unfinished ...>
[pid 23991] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23988, si_uid=65534} ---
[pid 23988] <... exit_group resumed>)   = ?
[pid 23991] --- stopped by SIGSTOP ---
[pid 23988] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23991, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23992 attached
, child_tidptr=0x555556efc5d0) = 23992
[pid 23992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23992] setpgid(0, 0)               = 0
[pid 23992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23992] write(3, "1000", 4)         = 4
[pid 23992] close(3)                    = 0
[pid 23992] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23992] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.232560][T23988] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23992] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23992] close(5)                    = 0
[pid 23992] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23995 attached
) = 23995
[pid 23992] tkill(23995, SIGSTOP)       = 0
[pid 23995] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23992, si_uid=65534} ---
[pid 23992] exit_group(0 <unfinished ...>
[pid 23995] --- stopped by SIGSTOP ---
[pid 23992] <... exit_group resumed>)   = ?
[pid 23992] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23995, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 23996 attached
, child_tidptr=0x555556efc5d0) = 23996
[pid 23996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 23996] setpgid(0, 0)               = 0
[pid 23996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 23996] write(3, "1000", 4)         = 4
[pid 23996] close(3)                    = 0
[pid 23996] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 23996] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.274325][T23992] vhci_hcd vhci_hcd.0: port 0 already used
[pid 23996] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 23996] close(5)                    = 0
[pid 23996] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 23999 attached
) = 23999
[pid 23996] tkill(23999, SIGSTOP)       = 0
[pid 23999] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=23996, si_uid=65534} ---
[pid 23996] exit_group(0 <unfinished ...>
[pid 23999] --- stopped by SIGSTOP ---
[pid 23996] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=23999, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 23996] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23996, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24000 attached
, child_tidptr=0x555556efc5d0) = 24000
[pid 24000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24000] setpgid(0, 0)               = 0
[pid 24000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24000] write(3, "1000", 4)         = 4
[pid 24000] close(3)                    = 0
[pid 24000] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24000] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24000] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24000] close(5)                    = 0
[pid 24000] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24003 attached
) = 24003
[pid 24000] tkill(24003, SIGSTOP)       = 0
[pid 24003] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24000, si_uid=65534} ---
[pid 24000] exit_group(0 <unfinished ...>
[pid 24003] --- stopped by SIGSTOP ---
[pid 24000] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24003, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24000] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24000, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24004 attached
, child_tidptr=0x555556efc5d0) = 24004
[pid 24004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24004] setpgid(0, 0)               = 0
[pid 24004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24004] write(3, "1000", 4)         = 4
[pid 24004] close(3)                    = 0
[pid 24004] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24004] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.316768][T23996] vhci_hcd vhci_hcd.0: port 0 already used
[  183.353667][T24000] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24004] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24004] close(5)                    = 0
[pid 24004] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24007 attached
) = 24007
[pid 24004] tkill(24007, SIGSTOP)       = 0
[pid 24007] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24004, si_uid=65534} ---
[pid 24004] exit_group(0 <unfinished ...>
[pid 24007] --- stopped by SIGSTOP ---
[pid 24004] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24007, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24004] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24004, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24008 attached
, child_tidptr=0x555556efc5d0) = 24008
[pid 24008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24008] setpgid(0, 0)               = 0
[pid 24008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24008] write(3, "1000", 4)         = 4
[pid 24008] close(3)                    = 0
[pid 24008] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24008] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.396350][T24004] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24008] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24008] close(5)                    = 0
[pid 24008] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24011 attached
) = 24011
[pid 24008] tkill(24011, SIGSTOP)       = 0
[pid 24011] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24008, si_uid=65534} ---
[pid 24008] exit_group(0 <unfinished ...>
[pid 24011] --- stopped by SIGSTOP ---
[pid 24008] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24011, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24008] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24008, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24012 attached
, child_tidptr=0x555556efc5d0) = 24012
[pid 24012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24012] setpgid(0, 0)               = 0
[pid 24012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24012] write(3, "1000", 4)         = 4
[pid 24012] close(3)                    = 0
[pid 24012] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24012] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24012] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24012] close(5)                    = 0
[pid 24012] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24015 attached
) = 24015
[pid 24012] tkill(24015, SIGSTOP)       = 0
[pid 24015] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24012, si_uid=65534} ---
[pid 24012] exit_group(0 <unfinished ...>
[pid 24015] --- stopped by SIGSTOP ---
[pid 24012] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24015, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24012] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24012, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24016 attached
, child_tidptr=0x555556efc5d0) = 24016
[pid 24016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24016] setpgid(0, 0)               = 0
[pid 24016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24016] write(3, "1000", 4)         = 4
[pid 24016] close(3)                    = 0
[pid 24016] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24016] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.439762][T24008] vhci_hcd vhci_hcd.0: port 0 already used
[  183.478484][T24012] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24016] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24016] close(5)                    = 0
[pid 24016] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24019 attached
) = 24019
[pid 24016] tkill(24019, SIGSTOP)       = 0
[pid 24019] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24016, si_uid=65534} ---
[pid 24016] exit_group(0 <unfinished ...>
[pid 24019] --- stopped by SIGSTOP ---
[pid 24016] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24019, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24016] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24016, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24020 attached
, child_tidptr=0x555556efc5d0) = 24020
[pid 24020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24020] setpgid(0, 0)               = 0
[pid 24020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24020] write(3, "1000", 4)         = 4
[pid 24020] close(3)                    = 0
[pid 24020] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24020] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24020] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24020] close(5)                    = 0
[pid 24020] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24023 attached
) = 24023
[pid 24020] tkill(24023, SIGSTOP)       = 0
[pid 24020] exit_group(0 <unfinished ...>
[pid 24023] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24020, si_uid=65534} ---
[pid 24020] <... exit_group resumed>)   = ?
[pid 24023] --- stopped by SIGSTOP ---
[pid 24020] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24023, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24024 attached
, child_tidptr=0x555556efc5d0) = 24024
[pid 24024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24024] setpgid(0, 0)               = 0
[pid 24024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24024] write(3, "1000", 4)         = 4
[pid 24024] close(3)                    = 0
[pid 24024] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24024] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.518978][T24016] vhci_hcd vhci_hcd.0: port 0 already used
[  183.558573][T24020] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24024] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24024] close(5)                    = 0
[pid 24024] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24027 attached
) = 24027
[pid 24024] tkill(24027, SIGSTOP)       = 0
[pid 24027] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24024, si_uid=65534} ---
[pid 24024] exit_group(0)               = ?
[pid 24027] --- stopped by SIGSTOP ---
[pid 24024] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24027, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24028 attached
, child_tidptr=0x555556efc5d0) = 24028
[pid 24028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24028] setpgid(0, 0)               = 0
[pid 24028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24028] write(3, "1000", 4)         = 4
[pid 24028] close(3)                    = 0
[pid 24028] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24028] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.598917][T24024] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24028] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24028] close(5)                    = 0
[pid 24028] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24031 attached
) = 24031
[pid 24028] tkill(24031, SIGSTOP)       = 0
[pid 24028] exit_group(0 <unfinished ...>
[pid 24031] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24028, si_uid=65534} ---
[pid 24028] <... exit_group resumed>)   = ?
[pid 24031] --- stopped by SIGSTOP ---
[pid 24028] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24031, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24032 attached
, child_tidptr=0x555556efc5d0) = 24032
[pid 24032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24032] setpgid(0, 0)               = 0
[pid 24032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24032] write(3, "1000", 4)         = 4
[pid 24032] close(3)                    = 0
[pid 24032] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24032] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.650580][T24028] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24032] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24032] close(5)                    = 0
[pid 24032] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24035 attached
) = 24035
[pid 24032] tkill(24035, SIGSTOP)       = 0
[pid 24032] exit_group(0 <unfinished ...>
[pid 24035] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24032, si_uid=65534} ---
[pid 24032] <... exit_group resumed>)   = ?
[pid 24035] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24035, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24032] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24032, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24036 attached
, child_tidptr=0x555556efc5d0) = 24036
[pid 24036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24036] setpgid(0, 0)               = 0
[pid 24036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24036] write(3, "1000", 4)         = 4
[pid 24036] close(3)                    = 0
[pid 24036] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24036] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.692407][T24032] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24036] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24036] close(5)                    = 0
[pid 24036] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24039 attached
) = 24039
[pid 24036] tkill(24039, SIGSTOP)       = 0
[pid 24036] exit_group(0 <unfinished ...>
[pid 24039] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24036, si_uid=65534} ---
[pid 24036] <... exit_group resumed>)   = ?
[pid 24039] --- stopped by SIGSTOP ---
[pid 24036] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24039, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24040 attached
, child_tidptr=0x555556efc5d0) = 24040
[pid 24040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24040] setpgid(0, 0)               = 0
[pid 24040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24040] write(3, "1000", 4)         = 4
[pid 24040] close(3)                    = 0
[pid 24040] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24040] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.735811][T24036] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24040] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24040] close(5)                    = 0
[pid 24040] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24043 attached
) = 24043
[pid 24040] tkill(24043, SIGSTOP)       = 0
[pid 24043] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24040, si_uid=65534} ---
[pid 24040] exit_group(0 <unfinished ...>
[pid 24043] --- stopped by SIGSTOP ---
[pid 24040] <... exit_group resumed>)   = ?
[pid 24040] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24043, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24044 attached
, child_tidptr=0x555556efc5d0) = 24044
[pid 24044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24044] setpgid(0, 0)               = 0
[pid 24044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24044] write(3, "1000", 4)         = 4
[pid 24044] close(3)                    = 0
[pid 24044] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24044] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24044] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24044] close(5)                    = 0
[pid 24044] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24047 attached
) = 24047
[pid 24044] tkill(24047, SIGSTOP)       = 0
[pid 24047] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24044, si_uid=65534} ---
[pid 24044] exit_group(0 <unfinished ...>
[pid 24047] --- stopped by SIGSTOP ---
[pid 24044] <... exit_group resumed>)   = ?
[pid 24044] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24047, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24048 attached
, child_tidptr=0x555556efc5d0) = 24048
[pid 24048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24048] setpgid(0, 0)               = 0
[pid 24048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24048] write(3, "1000", 4)         = 4
[pid 24048] close(3)                    = 0
[pid 24048] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24048] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.780819][T24040] vhci_hcd vhci_hcd.0: port 0 already used
[  183.820867][T24044] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24048] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24048] close(5)                    = 0
[pid 24048] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24051 attached
) = 24051
[pid 24048] tkill(24051, SIGSTOP)       = 0
[pid 24048] exit_group(0 <unfinished ...>
[pid 24051] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24048, si_uid=65534} ---
[pid 24048] <... exit_group resumed>)   = ?
[pid 24051] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24051, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24048] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24048, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24052 attached
, child_tidptr=0x555556efc5d0) = 24052
[pid 24052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24052] setpgid(0, 0)               = 0
[pid 24052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24052] write(3, "1000", 4)         = 4
[pid 24052] close(3)                    = 0
[pid 24052] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24052] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24052] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24052] close(5)                    = 0
[pid 24052] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24055 attached
) = 24055
[pid 24052] tkill(24055, SIGSTOP)       = 0
[pid 24052] exit_group(0 <unfinished ...>
[pid 24055] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24052, si_uid=65534} ---
[pid 24052] <... exit_group resumed>)   = ?
[pid 24055] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24055, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24052] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24052, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24056 attached
, child_tidptr=0x555556efc5d0) = 24056
[pid 24056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24056] setpgid(0, 0)               = 0
[pid 24056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24056] write(3, "1000", 4)         = 4
[pid 24056] close(3)                    = 0
[pid 24056] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24056] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.863190][T24048] vhci_hcd vhci_hcd.0: port 0 already used
[  183.902089][T24052] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24056] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24056] close(5)                    = 0
[pid 24056] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24059 attached
) = 24059
[pid 24056] tkill(24059, SIGSTOP)       = 0
[pid 24056] exit_group(0)               = ?
[pid 24059] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24056, si_uid=65534} ---
[pid 24056] +++ exited with 0 +++
[pid 24059] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24056, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24060 attached
, child_tidptr=0x555556efc5d0) = 24060
[pid 24060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24060] setpgid(0, 0)               = 0
[pid 24060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24060] write(3, "1000", 4)         = 4
[pid 24060] close(3)                    = 0
[pid 24060] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24060] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.943321][T24056] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24060] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24060] close(5)                    = 0
[pid 24060] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24063 attached
) = 24063
[pid 24060] tkill(24063, SIGSTOP)       = 0
[pid 24060] exit_group(0)               = ?
[pid 24063] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24060, si_uid=65534} ---
[pid 24060] +++ exited with 0 +++
[pid 24063] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24060, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24064 attached
, child_tidptr=0x555556efc5d0) = 24064
[pid 24064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24064] setpgid(0, 0)               = 0
[pid 24064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24064] write(3, "1000", 4)         = 4
[pid 24064] close(3)                    = 0
[pid 24064] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24064] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24064] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24064] close(5)                    = 0
[pid 24064] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24067 attached
) = 24067
[pid 24064] tkill(24067, SIGSTOP)       = 0
[pid 24067] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24064, si_uid=65534} ---
[pid 24064] exit_group(0 <unfinished ...>
[pid 24067] --- stopped by SIGSTOP ---
[pid 24064] <... exit_group resumed>)   = ?
[pid 24064] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24067, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24068 attached
, child_tidptr=0x555556efc5d0) = 24068
[pid 24068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24068] setpgid(0, 0)               = 0
[pid 24068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24068] write(3, "1000", 4)         = 4
[pid 24068] close(3)                    = 0
[pid 24068] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24068] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  183.990802][T24060] vhci_hcd vhci_hcd.0: port 0 already used
[  184.028163][T24064] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24068] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24068] close(5)                    = 0
[pid 24068] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24071 attached
) = 24071
[pid 24068] tkill(24071, SIGSTOP)       = 0
[pid 24071] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24068, si_uid=65534} ---
[pid 24068] exit_group(0 <unfinished ...>
[pid 24071] --- stopped by SIGSTOP ---
[pid 24068] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24071, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24068] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24068, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24072 attached
, child_tidptr=0x555556efc5d0) = 24072
[pid 24072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24072] setpgid(0, 0)               = 0
[pid 24072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24072] write(3, "1000", 4)         = 4
[pid 24072] close(3)                    = 0
[pid 24072] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24072] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24072] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24072] close(5)                    = 0
[pid 24072] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24075 attached
) = 24075
[pid 24072] tkill(24075, SIGSTOP)       = 0
[pid 24075] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24072, si_uid=65534} ---
[pid 24072] exit_group(0 <unfinished ...>
[pid 24075] --- stopped by SIGSTOP ---
[pid 24072] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24075, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24072] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24072, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24076 attached
, child_tidptr=0x555556efc5d0) = 24076
[pid 24076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24076] setpgid(0, 0)               = 0
[pid 24076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24076] write(3, "1000", 4)         = 4
[pid 24076] close(3)                    = 0
[pid 24076] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24076] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.072822][T24068] vhci_hcd vhci_hcd.0: port 0 already used
[  184.112884][T24072] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24076] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24076] close(5)                    = 0
[pid 24076] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24079 attached
) = 24079
[pid 24076] tkill(24079, SIGSTOP)       = 0
[pid 24079] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24076, si_uid=65534} ---
[pid 24076] exit_group(0 <unfinished ...>
[pid 24079] --- stopped by SIGSTOP ---
[pid 24076] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24079, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24076] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24076, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24080 attached
, child_tidptr=0x555556efc5d0) = 24080
[pid 24080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24080] setpgid(0, 0)               = 0
[pid 24080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24080] write(3, "1000", 4)         = 4
[pid 24080] close(3)                    = 0
[pid 24080] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24080] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.153699][T24076] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24080] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24080] close(5)                    = 0
[pid 24080] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24083 attached
) = 24083
[pid 24080] tkill(24083, SIGSTOP)       = 0
[pid 24083] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24080, si_uid=65534} ---
[pid 24080] exit_group(0 <unfinished ...>
[pid 24083] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24083, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24080] <... exit_group resumed>)   = ?
[pid 24080] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24080, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24084 attached
, child_tidptr=0x555556efc5d0) = 24084
[pid 24084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24084] setpgid(0, 0)               = 0
[pid 24084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24084] write(3, "1000", 4)         = 4
[pid 24084] close(3)                    = 0
[pid 24084] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24084] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.194271][T24080] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24084] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24084] close(5)                    = 0
[pid 24084] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24087 attached
) = 24087
[pid 24084] tkill(24087, SIGSTOP)       = 0
[pid 24087] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24084, si_uid=65534} ---
[pid 24084] exit_group(0 <unfinished ...>
[pid 24087] --- stopped by SIGSTOP ---
[pid 24084] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24087, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24084] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24084, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24088 attached
, child_tidptr=0x555556efc5d0) = 24088
[pid 24088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24088] setpgid(0, 0)               = 0
[pid 24088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24088] write(3, "1000", 4)         = 4
[pid 24088] close(3)                    = 0
[pid 24088] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24088] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24088] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24088] close(5)                    = 0
[pid 24088] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24091 attached
) = 24091
[pid 24088] tkill(24091, SIGSTOP)       = 0
[pid 24091] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24088, si_uid=65534} ---
[pid 24088] exit_group(0 <unfinished ...>
[pid 24091] --- stopped by SIGSTOP ---
[pid 24088] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24091, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24088] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24088, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24092 attached
, child_tidptr=0x555556efc5d0) = 24092
[pid 24092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24092] setpgid(0, 0)               = 0
[pid 24092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24092] write(3, "1000", 4)         = 4
[pid 24092] close(3)                    = 0
[pid 24092] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24092] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.234892][T24084] vhci_hcd vhci_hcd.0: port 0 already used
[  184.272926][T24088] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24092] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24092] close(5)                    = 0
[pid 24092] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24095 attached
) = 24095
[pid 24092] tkill(24095, SIGSTOP)       = 0
[pid 24095] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24092, si_uid=65534} ---
[pid 24092] exit_group(0 <unfinished ...>
[pid 24095] --- stopped by SIGSTOP ---
[pid 24092] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24095, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24092] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24092, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24096 attached
, child_tidptr=0x555556efc5d0) = 24096
[pid 24096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24096] setpgid(0, 0)               = 0
[pid 24096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24096] write(3, "1000", 4)         = 4
[pid 24096] close(3)                    = 0
[pid 24096] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24096] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.313790][T24092] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24096] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24096] close(5)                    = 0
[pid 24096] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24099 attached
) = 24099
[pid 24096] tkill(24099, SIGSTOP)       = 0
[pid 24099] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24096, si_uid=65534} ---
[pid 24096] exit_group(0 <unfinished ...>
[pid 24099] --- stopped by SIGSTOP ---
[pid 24096] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24099, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24096] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24096, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24100 attached
, child_tidptr=0x555556efc5d0) = 24100
[pid 24100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24100] setpgid(0, 0)               = 0
[pid 24100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24100] write(3, "1000", 4)         = 4
[pid 24100] close(3)                    = 0
[pid 24100] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24100] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.356783][T24096] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24100] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24100] close(5)                    = 0
[pid 24100] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24103 attached
) = 24103
[pid 24100] tkill(24103, SIGSTOP)       = 0
[pid 24103] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24100, si_uid=65534} ---
[pid 24100] exit_group(0 <unfinished ...>
[pid 24103] --- stopped by SIGSTOP ---
[pid 24100] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24103, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24100] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24100, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24104 attached
, child_tidptr=0x555556efc5d0) = 24104
[pid 24104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24104] setpgid(0, 0)               = 0
[pid 24104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24104] write(3, "1000", 4)         = 4
[pid 24104] close(3)                    = 0
[pid 24104] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24104] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24104] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24104] close(5)                    = 0
[pid 24104] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24107 attached
) = 24107
[pid 24104] tkill(24107, SIGSTOP)       = 0
[pid 24107] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24104, si_uid=65534} ---
[pid 24104] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24107, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24107] --- stopped by SIGSTOP ---
[pid 24104] <... exit_group resumed>)   = ?
[pid 24104] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24104, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24108 attached
, child_tidptr=0x555556efc5d0) = 24108
[pid 24108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24108] setpgid(0, 0)               = 0
[pid 24108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24108] write(3, "1000", 4)         = 4
[pid 24108] close(3)                    = 0
[pid 24108] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24108] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.399342][T24100] vhci_hcd vhci_hcd.0: port 0 already used
[  184.437871][T24104] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24108] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24108] close(5)                    = 0
[pid 24108] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24111 attached
) = 24111
[pid 24108] tkill(24111, SIGSTOP)       = 0
[pid 24111] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24108, si_uid=65534} ---
[pid 24108] exit_group(0 <unfinished ...>
[pid 24111] --- stopped by SIGSTOP ---
[pid 24108] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24111, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24108] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24112 attached
, child_tidptr=0x555556efc5d0) = 24112
[pid 24112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24112] setpgid(0, 0)               = 0
[pid 24112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24112] write(3, "1000", 4)         = 4
[pid 24112] close(3)                    = 0
[pid 24112] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24112] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.478152][T24108] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24112] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24112] close(5)                    = 0
[pid 24112] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24115 attached
) = 24115
[pid 24112] tkill(24115, SIGSTOP)       = 0
[pid 24115] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24112, si_uid=65534} ---
[pid 24112] exit_group(0 <unfinished ...>
[pid 24115] --- stopped by SIGSTOP ---
[pid 24112] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24115, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24112] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24112, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24116 attached
, child_tidptr=0x555556efc5d0) = 24116
[pid 24116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24116] setpgid(0, 0)               = 0
[pid 24116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24116] write(3, "1000", 4)         = 4
[pid 24116] close(3)                    = 0
[pid 24116] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24116] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24116] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24116] close(5)                    = 0
[pid 24116] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24119 attached
) = 24119
[pid 24116] tkill(24119, SIGSTOP)       = 0
[pid 24119] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24116, si_uid=65534} ---
[pid 24116] exit_group(0 <unfinished ...>
[pid 24119] --- stopped by SIGSTOP ---
[pid 24116] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24119, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24116] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24120 attached
, child_tidptr=0x555556efc5d0) = 24120
[pid 24120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24120] setpgid(0, 0)               = 0
[pid 24120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24120] write(3, "1000", 4)         = 4
[pid 24120] close(3)                    = 0
[pid 24120] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24120] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.520002][T24112] vhci_hcd vhci_hcd.0: port 0 already used
[  184.559360][T24116] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24120] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24120] close(5)                    = 0
[pid 24120] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24123 attached
) = 24123
[pid 24120] tkill(24123, SIGSTOP)       = 0
[pid 24123] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24120, si_uid=65534} ---
[pid 24120] exit_group(0)               = ?
[pid 24123] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24123, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24120] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24120, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24124 attached
, child_tidptr=0x555556efc5d0) = 24124
[pid 24124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24124] setpgid(0, 0)               = 0
[pid 24124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24124] write(3, "1000", 4)         = 4
[pid 24124] close(3)                    = 0
[pid 24124] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24124] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24124] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24124] close(5)                    = 0
[pid 24124] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24127 attached
) = 24127
[pid 24124] tkill(24127, SIGSTOP)       = 0
[pid 24127] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24124, si_uid=65534} ---
[pid 24124] exit_group(0 <unfinished ...>
[pid 24127] --- stopped by SIGSTOP ---
[pid 24124] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24127, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24124] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24124, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24128 attached
, child_tidptr=0x555556efc5d0) = 24128
[pid 24128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24128] setpgid(0, 0)               = 0
[pid 24128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24128] write(3, "1000", 4)         = 4
[pid 24128] close(3)                    = 0
[pid 24128] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24128] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.595612][T24120] vhci_hcd vhci_hcd.0: port 0 already used
[  184.635658][T24124] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24128] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24128] close(5)                    = 0
[pid 24128] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24131 attached
) = 24131
[pid 24128] tkill(24131, SIGSTOP)       = 0
[pid 24128] exit_group(0)               = ?
[pid 24131] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24128, si_uid=65534} ---
[pid 24128] +++ exited with 0 +++
[pid 24131] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24128, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24132 attached
, child_tidptr=0x555556efc5d0) = 24132
[pid 24132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24132] setpgid(0, 0)               = 0
[pid 24132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24132] write(3, "1000", 4)         = 4
[pid 24132] close(3)                    = 0
[pid 24132] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24132] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.673316][T24128] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24132] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24132] close(5)                    = 0
[pid 24132] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24135 attached
) = 24135
[pid 24132] tkill(24135, SIGSTOP)       = 0
[pid 24135] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24132, si_uid=65534} ---
[pid 24132] exit_group(0 <unfinished ...>
[pid 24135] --- stopped by SIGSTOP ---
[pid 24132] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24135, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24132] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24132, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24136 attached
, child_tidptr=0x555556efc5d0) = 24136
[pid 24136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24136] setpgid(0, 0)               = 0
[pid 24136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24136] write(3, "1000", 4)         = 4
[pid 24136] close(3)                    = 0
[pid 24136] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24136] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.715402][T24132] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24136] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24136] close(5)                    = 0
[pid 24136] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24139 attached
) = 24139
[pid 24136] tkill(24139, SIGSTOP)       = 0
[pid 24139] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24136, si_uid=65534} ---
[pid 24136] exit_group(0 <unfinished ...>
[pid 24139] --- stopped by SIGSTOP ---
[pid 24136] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24139, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24136] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24136, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24140 attached
, child_tidptr=0x555556efc5d0) = 24140
[pid 24140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24140] setpgid(0, 0)               = 0
[pid 24140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24140] write(3, "1000", 4)         = 4
[pid 24140] close(3)                    = 0
[pid 24140] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24140] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.755649][T24136] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24140] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24140] close(5)                    = 0
[pid 24140] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24143 attached
) = 24143
[pid 24140] tkill(24143, SIGSTOP)       = 0
[pid 24143] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24140, si_uid=65534} ---
[pid 24140] exit_group(0)               = ?
[pid 24143] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24143, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24140] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24140, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24144 attached
, child_tidptr=0x555556efc5d0) = 24144
[pid 24144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24144] setpgid(0, 0)               = 0
[pid 24144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24144] write(3, "1000", 4)         = 4
[pid 24144] close(3)                    = 0
[pid 24144] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  184.800714][T24140] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24144] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24144] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24144] close(5)                    = 0
[pid 24144] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24147 attached
) = 24147
[pid 24144] tkill(24147, SIGSTOP)       = 0
[pid 24147] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24144, si_uid=65534} ---
[pid 24144] exit_group(0 <unfinished ...>
[pid 24147] --- stopped by SIGSTOP ---
[pid 24144] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24147, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24144] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24144, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24148 attached
, child_tidptr=0x555556efc5d0) = 24148
[pid 24148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24148] setpgid(0, 0)               = 0
[pid 24148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24148] write(3, "1000", 4)         = 4
[pid 24148] close(3)                    = 0
[pid 24148] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24148] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.844822][T24144] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24148] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24148] close(5)                    = 0
[pid 24148] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24151 attached
) = 24151
[pid 24148] tkill(24151, SIGSTOP)       = 0
[pid 24151] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24148, si_uid=65534} ---
[pid 24148] exit_group(0 <unfinished ...>
[pid 24151] --- stopped by SIGSTOP ---
[pid 24148] <... exit_group resumed>)   = ?
[pid 24148] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24151, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24152 attached
, child_tidptr=0x555556efc5d0) = 24152
[pid 24152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24152] setpgid(0, 0)               = 0
[pid 24152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24152] write(3, "1000", 4)         = 4
[pid 24152] close(3)                    = 0
[pid 24152] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24152] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.887732][T24148] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24152] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24152] close(5)                    = 0
[pid 24152] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24155 attached
) = 24155
[pid 24152] tkill(24155, SIGSTOP)       = 0
[pid 24155] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24152, si_uid=65534} ---
[pid 24152] exit_group(0 <unfinished ...>
[pid 24155] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24155, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24152] <... exit_group resumed>)   = ?
[pid 24152] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24152, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24156 attached
, child_tidptr=0x555556efc5d0) = 24156
[pid 24156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24156] setpgid(0, 0)               = 0
[pid 24156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24156] write(3, "1000", 4)         = 4
[pid 24156] close(3)                    = 0
[pid 24156] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24156] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.929826][T24152] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24156] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24156] close(5)                    = 0
[pid 24156] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24159 attached
) = 24159
[pid 24156] tkill(24159, SIGSTOP)       = 0
[pid 24156] exit_group(0 <unfinished ...>
[pid 24159] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24156, si_uid=65534} ---
[pid 24156] <... exit_group resumed>)   = ?
[pid 24159] --- stopped by SIGSTOP ---
[pid 24156] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24159, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24160 attached
, child_tidptr=0x555556efc5d0) = 24160
[pid 24160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24160] setpgid(0, 0)               = 0
[pid 24160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24160] write(3, "1000", 4)         = 4
[pid 24160] close(3)                    = 0
[pid 24160] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24160] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  184.971101][T24156] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24160] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24160] close(5)                    = 0
[pid 24160] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24163 attached
) = 24163
[pid 24160] tkill(24163, SIGSTOP)       = 0
[pid 24163] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24160, si_uid=65534} ---
[pid 24160] exit_group(0 <unfinished ...>
[pid 24163] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24163, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24160] <... exit_group resumed>)   = ?
[pid 24160] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24160, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24164 attached
, child_tidptr=0x555556efc5d0) = 24164
[pid 24164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24164] setpgid(0, 0)               = 0
[pid 24164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24164] write(3, "1000", 4)         = 4
[pid 24164] close(3)                    = 0
[pid 24164] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24164] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.015806][T24160] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24164] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24164] close(5)                    = 0
[pid 24164] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24167 attached
) = 24167
[pid 24164] tkill(24167, SIGSTOP)       = 0
[pid 24167] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24164, si_uid=65534} ---
[pid 24164] exit_group(0 <unfinished ...>
[pid 24167] --- stopped by SIGSTOP ---
[pid 24164] <... exit_group resumed>)   = ?
[pid 24164] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24167, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24168 attached
, child_tidptr=0x555556efc5d0) = 24168
[pid 24168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24168] setpgid(0, 0)               = 0
[pid 24168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24168] write(3, "1000", 4)         = 4
[pid 24168] close(3)                    = 0
[pid 24168] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24168] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24168] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24168] close(5)                    = 0
[pid 24168] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24171 attached
) = 24171
[pid 24168] tkill(24171, SIGSTOP)       = 0
[pid 24171] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24168, si_uid=65534} ---
[pid 24168] exit_group(0 <unfinished ...>
[pid 24171] --- stopped by SIGSTOP ---
[pid 24168] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24171, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24168] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24168, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24172 attached
, child_tidptr=0x555556efc5d0) = 24172
[pid 24172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24172] setpgid(0, 0)               = 0
[pid 24172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24172] write(3, "1000", 4)         = 4
[pid 24172] close(3)                    = 0
[pid 24172] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24172] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.056678][T24164] vhci_hcd vhci_hcd.0: port 0 already used
[  185.096279][T24168] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24172] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24172] close(5)                    = 0
[pid 24172] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24175 attached
) = 24175
[pid 24172] tkill(24175, SIGSTOP)       = 0
[pid 24175] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24172, si_uid=65534} ---
[pid 24172] exit_group(0 <unfinished ...>
[pid 24175] --- stopped by SIGSTOP ---
[pid 24172] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24175, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24172] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24172, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24176 attached
, child_tidptr=0x555556efc5d0) = 24176
[pid 24176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24176] setpgid(0, 0)               = 0
[pid 24176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24176] write(3, "1000", 4)         = 4
[pid 24176] close(3)                    = 0
[pid 24176] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24176] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24176] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24176] close(5)                    = 0
[pid 24176] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24179 attached
) = 24179
[pid 24176] tkill(24179, SIGSTOP)       = 0
[pid 24179] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24176, si_uid=65534} ---
[pid 24176] exit_group(0 <unfinished ...>
[pid 24179] --- stopped by SIGSTOP ---
[pid 24176] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24179, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24176] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24176, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24180 attached
, child_tidptr=0x555556efc5d0) = 24180
[pid 24180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24180] setpgid(0, 0)               = 0
[pid 24180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24180] write(3, "1000", 4)         = 4
[pid 24180] close(3)                    = 0
[pid 24180] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24180] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.134313][T24172] vhci_hcd vhci_hcd.0: port 0 already used
[  185.171996][T24176] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24180] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24180] close(5)                    = 0
[pid 24180] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24183 attached
) = 24183
[pid 24180] tkill(24183, SIGSTOP)       = 0
[pid 24183] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24180, si_uid=65534} ---
[pid 24180] exit_group(0 <unfinished ...>
[pid 24183] --- stopped by SIGSTOP ---
[pid 24180] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24183, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24180] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24180, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24184 attached
, child_tidptr=0x555556efc5d0) = 24184
[pid 24184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24184] setpgid(0, 0)               = 0
[pid 24184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24184] write(3, "1000", 4)         = 4
[pid 24184] close(3)                    = 0
[pid 24184] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24184] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24184] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24184] close(5)                    = 0
[pid 24184] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24187 attached
) = 24187
[pid 24184] tkill(24187, SIGSTOP)       = 0
[pid 24184] exit_group(0 <unfinished ...>
[pid 24187] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24184, si_uid=65534} ---
[pid 24184] <... exit_group resumed>)   = ?
[pid 24187] --- stopped by SIGSTOP ---
[pid 24184] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24187, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24188 attached
, child_tidptr=0x555556efc5d0) = 24188
[pid 24188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24188] setpgid(0, 0)               = 0
[pid 24188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24188] write(3, "1000", 4)         = 4
[pid 24188] close(3)                    = 0
[pid 24188] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24188] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.211010][T24180] vhci_hcd vhci_hcd.0: port 0 already used
[  185.251163][T24184] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24188] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24188] close(5)                    = 0
[pid 24188] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24191 attached
) = 24191
[pid 24188] tkill(24191, SIGSTOP)       = 0
[pid 24191] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24188, si_uid=65534} ---
[pid 24188] exit_group(0)               = ?
[pid 24191] --- stopped by SIGSTOP ---
[pid 24188] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24191, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24192 attached
, child_tidptr=0x555556efc5d0) = 24192
[pid 24192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24192] setpgid(0, 0)               = 0
[pid 24192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24192] write(3, "1000", 4)         = 4
[pid 24192] close(3)                    = 0
[pid 24192] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24192] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.292100][T24188] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24192] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24192] close(5)                    = 0
[pid 24192] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24195 attached
) = 24195
[pid 24192] tkill(24195, SIGSTOP)       = 0
[pid 24192] exit_group(0 <unfinished ...>
[pid 24195] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24192, si_uid=65534} ---
[pid 24192] <... exit_group resumed>)   = ?
[pid 24195] --- stopped by SIGSTOP ---
[pid 24192] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24195, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24196 attached
, child_tidptr=0x555556efc5d0) = 24196
[pid 24196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24196] setpgid(0, 0)               = 0
[pid 24196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24196] write(3, "1000", 4)         = 4
[pid 24196] close(3)                    = 0
[pid 24196] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24196] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24196] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24196] close(5)                    = 0
[pid 24196] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24199 attached
) = 24199
[pid 24196] tkill(24199, SIGSTOP)       = 0
[pid 24199] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24196, si_uid=65534} ---
[pid 24196] exit_group(0 <unfinished ...>
[pid 24199] --- stopped by SIGSTOP ---
[pid 24196] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24199, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24196] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24200 attached
, child_tidptr=0x555556efc5d0) = 24200
[pid 24200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24200] setpgid(0, 0)               = 0
[pid 24200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24200] write(3, "1000", 4)         = 4
[pid 24200] close(3)                    = 0
[pid 24200] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24200] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.334078][T24192] vhci_hcd vhci_hcd.0: port 0 already used
[  185.371740][T24196] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24200] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24200] close(5)                    = 0
[pid 24200] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24203 attached
) = 24203
[pid 24200] tkill(24203, SIGSTOP)       = 0
[pid 24200] exit_group(0 <unfinished ...>
[pid 24203] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24200, si_uid=65534} ---
[pid 24200] <... exit_group resumed>)   = ?
[pid 24203] --- stopped by SIGSTOP ---
[pid 24200] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24203, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24204 attached
, child_tidptr=0x555556efc5d0) = 24204
[pid 24204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24204] setpgid(0, 0)               = 0
[pid 24204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24204] write(3, "1000", 4)         = 4
[pid 24204] close(3)                    = 0
[pid 24204] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24204] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.413447][T24200] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24204] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24204] close(5)                    = 0
[pid 24204] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24207 attached
) = 24207
[pid 24204] tkill(24207, SIGSTOP)       = 0
[pid 24207] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24204, si_uid=65534} ---
[pid 24204] exit_group(0 <unfinished ...>
[pid 24207] --- stopped by SIGSTOP ---
[pid 24204] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24207, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24204] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24208 attached
, child_tidptr=0x555556efc5d0) = 24208
[pid 24208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24208] setpgid(0, 0)               = 0
[pid 24208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24208] write(3, "1000", 4)         = 4
[pid 24208] close(3)                    = 0
[pid 24208] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24208] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.457715][T24204] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24208] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24208] close(5)                    = 0
[pid 24208] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24211 attached
) = 24211
[pid 24208] tkill(24211, SIGSTOP)       = 0
[pid 24211] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24208, si_uid=65534} ---
[pid 24208] exit_group(0 <unfinished ...>
[pid 24211] --- stopped by SIGSTOP ---
[pid 24208] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24211, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24208] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24208, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24212 attached
, child_tidptr=0x555556efc5d0) = 24212
[pid 24212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24212] setpgid(0, 0)               = 0
[pid 24212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24212] write(3, "1000", 4)         = 4
[pid 24212] close(3)                    = 0
[pid 24212] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24212] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.498235][T24208] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24212] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24212] close(5)                    = 0
[pid 24212] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24215 attached
) = 24215
[pid 24212] tkill(24215, SIGSTOP)       = 0
[pid 24215] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24212, si_uid=65534} ---
[pid 24212] exit_group(0 <unfinished ...>
[pid 24215] --- stopped by SIGSTOP ---
[pid 24212] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24215, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24212] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24212, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24216 attached
, child_tidptr=0x555556efc5d0) = 24216
[pid 24216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24216] setpgid(0, 0)               = 0
[pid 24216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24216] write(3, "1000", 4)         = 4
[pid 24216] close(3)                    = 0
[pid 24216] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24216] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.545024][T24212] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24216] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24216] close(5)                    = 0
[pid 24216] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24219 attached
) = 24219
[pid 24216] tkill(24219, SIGSTOP)       = 0
[pid 24219] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24216, si_uid=65534} ---
[pid 24216] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24219, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24219] --- stopped by SIGSTOP ---
[pid 24216] <... exit_group resumed>)   = ?
[pid 24216] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24216, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24220 attached
, child_tidptr=0x555556efc5d0) = 24220
[pid 24220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24220] setpgid(0, 0)               = 0
[pid 24220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24220] write(3, "1000", 4)         = 4
[pid 24220] close(3)                    = 0
[pid 24220] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24220] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.587972][T24216] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24220] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24220] close(5)                    = 0
[pid 24220] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24223 attached
) = 24223
[pid 24220] tkill(24223, SIGSTOP)       = 0
[pid 24220] exit_group(0 <unfinished ...>
[pid 24223] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24220, si_uid=65534} ---
[pid 24220] <... exit_group resumed>)   = ?
[pid 24223] --- stopped by SIGSTOP ---
[pid 24220] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24223, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24224 attached
, child_tidptr=0x555556efc5d0) = 24224
[pid 24224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24224] setpgid(0, 0)               = 0
[pid 24224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24224] write(3, "1000", 4)         = 4
[pid 24224] close(3)                    = 0
[pid 24224] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24224] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24224] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24224] close(5)                    = 0
[pid 24224] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24227 attached
) = 24227
[pid 24224] tkill(24227, SIGSTOP)       = 0
[pid 24224] exit_group(0 <unfinished ...>
[pid 24227] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24224, si_uid=65534} ---
[pid 24224] <... exit_group resumed>)   = ?
[pid 24227] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24227, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24224] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24224, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24228 attached
, child_tidptr=0x555556efc5d0) = 24228
[pid 24228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24228] setpgid(0, 0)               = 0
[pid 24228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24228] write(3, "1000", 4)         = 4
[pid 24228] close(3)                    = 0
[pid 24228] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24228] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.628809][T24220] vhci_hcd vhci_hcd.0: port 0 already used
[  185.668616][T24224] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24228] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24228] close(5)                    = 0
[pid 24228] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24231 attached
) = 24231
[pid 24228] tkill(24231, SIGSTOP)       = 0
[pid 24228] exit_group(0)               = ?
[pid 24231] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24228, si_uid=65534} ---
[pid 24228] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24228, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 24231] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24231, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24232 attached
, child_tidptr=0x555556efc5d0) = 24232
[pid 24232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24232] setpgid(0, 0)               = 0
[pid 24232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24232] write(3, "1000", 4)         = 4
[pid 24232] close(3)                    = 0
[pid 24232] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24232] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24232] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24232] close(5)                    = 0
[pid 24232] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24235 attached
) = 24235
[pid 24232] tkill(24235, SIGSTOP)       = 0
[pid 24235] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24232, si_uid=65534} ---
[pid 24232] exit_group(0 <unfinished ...>
[pid 24235] --- stopped by SIGSTOP ---
[pid 24232] <... exit_group resumed>)   = ?
[pid 24232] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24235, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24236 attached
, child_tidptr=0x555556efc5d0) = 24236
[pid 24236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24236] setpgid(0, 0)               = 0
[pid 24236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24236] write(3, "1000", 4)         = 4
[pid 24236] close(3)                    = 0
[pid 24236] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24236] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.710320][T24228] vhci_hcd vhci_hcd.0: port 0 already used
[  185.749752][T24232] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24236] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24236] close(5)                    = 0
[pid 24236] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24239 attached
) = 24239
[pid 24236] tkill(24239, SIGSTOP)       = 0
[pid 24239] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24236, si_uid=65534} ---
[pid 24236] exit_group(0 <unfinished ...>
[pid 24239] --- stopped by SIGSTOP ---
[pid 24236] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24239, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24236] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24240 attached
, child_tidptr=0x555556efc5d0) = 24240
[pid 24240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24240] setpgid(0, 0)               = 0
[pid 24240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24240] write(3, "1000", 4)         = 4
[pid 24240] close(3)                    = 0
[pid 24240] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24240] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24240] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24240] close(5)                    = 0
[pid 24240] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24243 attached
) = 24243
[pid 24240] tkill(24243, SIGSTOP)       = 0
[pid 24243] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24240, si_uid=65534} ---
[pid 24240] exit_group(0 <unfinished ...>
[pid 24243] --- stopped by SIGSTOP ---
[pid 24240] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24243, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24240] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24240, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24244 attached
, child_tidptr=0x555556efc5d0) = 24244
[pid 24244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24244] setpgid(0, 0)               = 0
[pid 24244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24244] write(3, "1000", 4)         = 4
[pid 24244] close(3)                    = 0
[pid 24244] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24244] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.791972][T24236] vhci_hcd vhci_hcd.0: port 0 already used
[  185.830290][T24240] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24244] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24244] close(5)                    = 0
[pid 24244] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24247 attached
) = 24247
[pid 24244] tkill(24247, SIGSTOP)       = 0
[pid 24247] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24244, si_uid=65534} ---
[pid 24244] exit_group(0 <unfinished ...>
[pid 24247] --- stopped by SIGSTOP ---
[pid 24244] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24247, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24244] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24244, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24248 attached
, child_tidptr=0x555556efc5d0) = 24248
[pid 24248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24248] setpgid(0, 0)               = 0
[pid 24248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24248] write(3, "1000", 4)         = 4
[pid 24248] close(3)                    = 0
[pid 24248] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24248] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24248] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24248] close(5)                    = 0
[pid 24248] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24251 attached
) = 24251
[pid 24248] tkill(24251, SIGSTOP)       = 0
[pid 24251] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24248, si_uid=65534} ---
[pid 24248] exit_group(0 <unfinished ...>
[pid 24251] --- stopped by SIGSTOP ---
[pid 24248] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24251, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24248] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24252 attached
, child_tidptr=0x555556efc5d0) = 24252
[pid 24252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24252] setpgid(0, 0)               = 0
[pid 24252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24252] write(3, "1000", 4)         = 4
[pid 24252] close(3)                    = 0
[pid 24252] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24252] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.868301][T24244] vhci_hcd vhci_hcd.0: port 0 already used
[  185.906404][T24248] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24252] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24252] close(5)                    = 0
[pid 24252] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24255 attached
) = 24255
[pid 24252] tkill(24255, SIGSTOP)       = 0
[pid 24252] exit_group(0 <unfinished ...>
[pid 24255] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24252, si_uid=65534} ---
[pid 24252] <... exit_group resumed>)   = ?
[pid 24255] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24255, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24252] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24252, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24256 attached
, child_tidptr=0x555556efc5d0) = 24256
[pid 24256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24256] setpgid(0, 0)               = 0
[pid 24256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24256] write(3, "1000", 4)         = 4
[pid 24256] close(3)                    = 0
[pid 24256] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24256] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.945911][T24252] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24256] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24256] close(5)                    = 0
[pid 24256] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24259 attached
) = 24259
[pid 24256] tkill(24259, SIGSTOP)       = 0
[pid 24259] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24256, si_uid=65534} ---
[pid 24256] exit_group(0)               = ?
[pid 24259] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24259, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24256] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24256, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24260 attached
, child_tidptr=0x555556efc5d0) = 24260
[pid 24260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24260] setpgid(0, 0)               = 0
[pid 24260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24260] write(3, "1000", 4)         = 4
[pid 24260] close(3)                    = 0
[pid 24260] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24260] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24260] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24260] close(5)                    = 0
[pid 24260] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24263 attached
) = 24263
[pid 24260] tkill(24263, SIGSTOP)       = 0
[pid 24260] exit_group(0 <unfinished ...>
[pid 24263] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24260, si_uid=65534} ---
[pid 24260] <... exit_group resumed>)   = ?
[pid 24263] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24263, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24260] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24260, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24264 attached
, child_tidptr=0x555556efc5d0) = 24264
[pid 24264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24264] setpgid(0, 0)               = 0
[pid 24264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24264] write(3, "1000", 4)         = 4
[pid 24264] close(3)                    = 0
[pid 24264] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24264] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  185.989477][T24256] vhci_hcd vhci_hcd.0: port 0 already used
[  186.028937][T24260] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24264] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24264] close(5)                    = 0
[pid 24264] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24267 attached
) = 24267
[pid 24264] tkill(24267, SIGSTOP)       = 0
[pid 24267] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24264, si_uid=65534} ---
[pid 24264] exit_group(0 <unfinished ...>
[pid 24267] --- stopped by SIGSTOP ---
[pid 24264] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24267, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24264] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24264, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24268 attached
, child_tidptr=0x555556efc5d0) = 24268
[pid 24268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24268] setpgid(0, 0)               = 0
[pid 24268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24268] write(3, "1000", 4)         = 4
[pid 24268] close(3)                    = 0
[pid 24268] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24268] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.068986][T24264] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24268] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24268] close(5)                    = 0
[pid 24268] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24271 attached
) = 24271
[pid 24268] tkill(24271, SIGSTOP)       = 0
[pid 24271] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24268, si_uid=65534} ---
[pid 24268] exit_group(0 <unfinished ...>
[pid 24271] --- stopped by SIGSTOP ---
[pid 24268] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24271, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24268] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24268, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24272 attached
, child_tidptr=0x555556efc5d0) = 24272
[pid 24272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24272] setpgid(0, 0)               = 0
[pid 24272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24272] write(3, "1000", 4)         = 4
[pid 24272] close(3)                    = 0
[pid 24272] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24272] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24272] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24272] close(5)                    = 0
[pid 24272] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24275 attached
) = 24275
[pid 24272] tkill(24275, SIGSTOP)       = 0
[pid 24275] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24272, si_uid=65534} ---
[pid 24272] exit_group(0 <unfinished ...>
[pid 24275] --- stopped by SIGSTOP ---
[pid 24272] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24275, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24272] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24272, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24276 attached
, child_tidptr=0x555556efc5d0) = 24276
[pid 24276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24276] setpgid(0, 0)               = 0
[pid 24276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24276] write(3, "1000", 4)         = 4
[pid 24276] close(3)                    = 0
[pid 24276] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24276] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.109659][T24268] vhci_hcd vhci_hcd.0: port 0 already used
[  186.146475][T24272] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24276] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24276] close(5)                    = 0
[pid 24276] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24279 attached
) = 24279
[pid 24276] tkill(24279, SIGSTOP)       = 0
[pid 24279] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24276, si_uid=65534} ---
[pid 24276] exit_group(0 <unfinished ...>
[pid 24279] --- stopped by SIGSTOP ---
[pid 24276] <... exit_group resumed>)   = ?
[pid 24276] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24279, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24280 attached
, child_tidptr=0x555556efc5d0) = 24280
[pid 24280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24280] setpgid(0, 0)               = 0
[pid 24280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24280] write(3, "1000", 4)         = 4
[pid 24280] close(3)                    = 0
[pid 24280] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24280] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24280] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24280] close(5)                    = 0
[pid 24280] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24283 attached
) = 24283
[pid 24280] tkill(24283, SIGSTOP)       = 0
[pid 24283] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24280, si_uid=65534} ---
[pid 24280] exit_group(0 <unfinished ...>
[pid 24283] --- stopped by SIGSTOP ---
[pid 24280] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24283, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24280] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24280, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24284 attached
, child_tidptr=0x555556efc5d0) = 24284
[pid 24284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24284] setpgid(0, 0)               = 0
[pid 24284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24284] write(3, "1000", 4)         = 4
[pid 24284] close(3)                    = 0
[pid 24284] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24284] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.188080][T24276] vhci_hcd vhci_hcd.0: port 0 already used
[  186.227860][T24280] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24284] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24284] close(5)                    = 0
[pid 24284] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24287 attached
) = 24287
[pid 24284] tkill(24287, SIGSTOP)       = 0
[pid 24284] exit_group(0 <unfinished ...>
[pid 24287] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24284, si_uid=65534} ---
[pid 24284] <... exit_group resumed>)   = ?
[pid 24287] --- stopped by SIGSTOP ---
[pid 24284] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24287, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24288 attached
, child_tidptr=0x555556efc5d0) = 24288
[pid 24288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24288] setpgid(0, 0)               = 0
[pid 24288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24288] write(3, "1000", 4)         = 4
[pid 24288] close(3)                    = 0
[pid 24288] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24288] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24288] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24288] close(5)                    = 0
[pid 24288] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24291 attached
) = 24291
[pid 24288] tkill(24291, SIGSTOP)       = 0
[pid 24291] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24288, si_uid=65534} ---
[pid 24288] exit_group(0 <unfinished ...>
[pid 24291] --- stopped by SIGSTOP ---
[pid 24288] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24291, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24288] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24288, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24292 attached
, child_tidptr=0x555556efc5d0) = 24292
[pid 24292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24292] setpgid(0, 0)               = 0
[pid 24292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24292] write(3, "1000", 4)         = 4
[pid 24292] close(3)                    = 0
[pid 24292] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24292] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.264772][T24284] vhci_hcd vhci_hcd.0: port 0 already used
[  186.301341][T24288] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24292] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24292] close(5)                    = 0
[pid 24292] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24295 attached
) = 24295
[pid 24292] tkill(24295, SIGSTOP)       = 0
[pid 24292] exit_group(0 <unfinished ...>
[pid 24295] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24292, si_uid=65534} ---
[pid 24292] <... exit_group resumed>)   = ?
[pid 24292] +++ exited with 0 +++
[pid 24295] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24292, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24296 attached
, child_tidptr=0x555556efc5d0) = 24296
[pid 24296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24296] setpgid(0, 0)               = 0
[pid 24296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24296] write(3, "1000", 4)         = 4
[pid 24296] close(3)                    = 0
[pid 24296] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24296] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24296] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24296] close(5)                    = 0
[pid 24296] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24299 attached
) = 24299
[pid 24296] tkill(24299, SIGSTOP)       = 0
[pid 24299] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24296, si_uid=65534} ---
[pid 24296] exit_group(0 <unfinished ...>
[pid 24299] --- stopped by SIGSTOP ---
[pid 24296] <... exit_group resumed>)   = ?
[pid 24296] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24299, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24300 attached
, child_tidptr=0x555556efc5d0) = 24300
[pid 24300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24300] setpgid(0, 0)               = 0
[pid 24300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24300] write(3, "1000", 4)         = 4
[pid 24300] close(3)                    = 0
[pid 24300] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24300] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.340615][T24292] vhci_hcd vhci_hcd.0: port 0 already used
[  186.375421][T24296] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24300] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24300] close(5)                    = 0
[pid 24300] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24303 attached
) = 24303
[pid 24300] tkill(24303, SIGSTOP)       = 0
[pid 24300] exit_group(0 <unfinished ...>
[pid 24303] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24300, si_uid=65534} ---
[pid 24300] <... exit_group resumed>)   = ?
[pid 24303] --- stopped by SIGSTOP ---
[pid 24300] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24303, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24304 attached
, child_tidptr=0x555556efc5d0) = 24304
[pid 24304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24304] setpgid(0, 0)               = 0
[pid 24304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24304] write(3, "1000", 4)         = 4
[pid 24304] close(3)                    = 0
[pid 24304] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24304] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24304] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24304] close(5)                    = 0
[pid 24304] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24307 attached
) = 24307
[pid 24304] tkill(24307, SIGSTOP)       = 0
[pid 24307] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24304, si_uid=65534} ---
[pid 24304] exit_group(0 <unfinished ...>
[pid 24307] --- stopped by SIGSTOP ---
[pid 24304] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24307, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24304] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24304, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24308 attached
, child_tidptr=0x555556efc5d0) = 24308
[pid 24308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24308] setpgid(0, 0)               = 0
[pid 24308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24308] write(3, "1000", 4)         = 4
[pid 24308] close(3)                    = 0
[pid 24308] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24308] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.414175][T24300] vhci_hcd vhci_hcd.0: port 0 already used
[  186.451709][T24304] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24308] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24308] close(5)                    = 0
[pid 24308] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24311 attached
) = 24311
[pid 24308] tkill(24311, SIGSTOP)       = 0
[pid 24311] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24308, si_uid=65534} ---
[pid 24308] exit_group(0 <unfinished ...>
[pid 24311] --- stopped by SIGSTOP ---
[pid 24308] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24311, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24308] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24308, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24312 attached
, child_tidptr=0x555556efc5d0) = 24312
[pid 24312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24312] setpgid(0, 0)               = 0
[pid 24312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24312] write(3, "1000", 4)         = 4
[pid 24312] close(3)                    = 0
[pid 24312] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24312] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24312] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24312] close(5)                    = 0
[pid 24312] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24315 attached
) = 24315
[pid 24312] tkill(24315, SIGSTOP)       = 0
[pid 24315] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24312, si_uid=65534} ---
[pid 24312] exit_group(0 <unfinished ...>
[pid 24315] --- stopped by SIGSTOP ---
[pid 24312] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24315, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24312] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24312, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24316 attached
, child_tidptr=0x555556efc5d0) = 24316
[pid 24316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24316] setpgid(0, 0)               = 0
[pid 24316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24316] write(3, "1000", 4)         = 4
[pid 24316] close(3)                    = 0
[pid 24316] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24316] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.489711][T24308] vhci_hcd vhci_hcd.0: port 0 already used
[  186.524915][T24312] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24316] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24316] close(5)                    = 0
[pid 24316] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24319 attached
) = 24319
[pid 24316] tkill(24319, SIGSTOP)       = 0
[pid 24319] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24316, si_uid=65534} ---
[pid 24316] exit_group(0 <unfinished ...>
[pid 24319] --- stopped by SIGSTOP ---
[pid 24316] <... exit_group resumed>)   = ?
[pid 24316] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24319, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24320 attached
, child_tidptr=0x555556efc5d0) = 24320
[pid 24320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24320] setpgid(0, 0)               = 0
[pid 24320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24320] write(3, "1000", 4)         = 4
[pid 24320] close(3)                    = 0
[pid 24320] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24320] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.564883][T24316] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24320] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24320] close(5)                    = 0
[pid 24320] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24323 attached
) = 24323
[pid 24320] tkill(24323, SIGSTOP)       = 0
[pid 24323] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24320, si_uid=65534} ---
[pid 24320] exit_group(0 <unfinished ...>
[pid 24323] --- stopped by SIGSTOP ---
[pid 24320] <... exit_group resumed>)   = ?
[pid 24320] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24323, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24324 attached
, child_tidptr=0x555556efc5d0) = 24324
[pid 24324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24324] setpgid(0, 0)               = 0
[pid 24324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24324] write(3, "1000", 4)         = 4
[pid 24324] close(3)                    = 0
[pid 24324] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24324] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24324] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24324] close(5)                    = 0
[pid 24324] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24327 attached
) = 24327
[pid 24324] tkill(24327, SIGSTOP)       = 0
[pid 24327] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24324, si_uid=65534} ---
[pid 24324] exit_group(0 <unfinished ...>
[pid 24327] --- stopped by SIGSTOP ---
[pid 24324] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24327, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24324] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24324, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24328 attached
, child_tidptr=0x555556efc5d0) = 24328
[pid 24328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24328] setpgid(0, 0)               = 0
[pid 24328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24328] write(3, "1000", 4)         = 4
[pid 24328] close(3)                    = 0
[pid 24328] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24328] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.605598][T24320] vhci_hcd vhci_hcd.0: port 0 already used
[  186.643902][T24324] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24328] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24328] close(5)                    = 0
[pid 24328] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24331 attached
) = 24331
[pid 24328] tkill(24331, SIGSTOP)       = 0
[pid 24331] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24328, si_uid=65534} ---
[pid 24328] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24331, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24331] --- stopped by SIGSTOP ---
[pid 24328] <... exit_group resumed>)   = ?
[pid 24328] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24328, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24332 attached
, child_tidptr=0x555556efc5d0) = 24332
[pid 24332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24332] setpgid(0, 0)               = 0
[pid 24332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24332] write(3, "1000", 4)         = 4
[pid 24332] close(3)                    = 0
[pid 24332] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24332] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24332] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24332] close(5)                    = 0
[pid 24332] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24335 attached
) = 24335
[pid 24332] tkill(24335, SIGSTOP)       = 0
[pid 24335] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24332, si_uid=65534} ---
[pid 24332] exit_group(0 <unfinished ...>
[pid 24335] --- stopped by SIGSTOP ---
[pid 24332] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24335, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24332] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24332, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24336 attached
, child_tidptr=0x555556efc5d0) = 24336
[pid 24336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24336] setpgid(0, 0)               = 0
[pid 24336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24336] write(3, "1000", 4)         = 4
[pid 24336] close(3)                    = 0
[pid 24336] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24336] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.684319][T24328] vhci_hcd vhci_hcd.0: port 0 already used
[  186.722538][T24332] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24336] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24336] close(5)                    = 0
[pid 24336] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24339 attached
) = 24339
[pid 24336] tkill(24339, SIGSTOP)       = 0
[pid 24336] exit_group(0 <unfinished ...>
[pid 24339] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24336, si_uid=65534} ---
[pid 24336] <... exit_group resumed>)   = ?
[pid 24339] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24339, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24336] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24336, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24340 attached
, child_tidptr=0x555556efc5d0) = 24340
[pid 24340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24340] setpgid(0, 0)               = 0
[pid 24340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24340] write(3, "1000", 4)         = 4
[pid 24340] close(3)                    = 0
[pid 24340] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24340] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.763758][T24336] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24340] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24340] close(5)                    = 0
[pid 24340] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24343 attached
) = 24343
[pid 24340] tkill(24343, SIGSTOP)       = 0
[pid 24340] exit_group(0 <unfinished ...>
[pid 24343] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24340, si_uid=65534} ---
[pid 24340] <... exit_group resumed>)   = ?
[pid 24343] --- stopped by SIGSTOP ---
[pid 24340] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24343, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24344 attached
, child_tidptr=0x555556efc5d0) = 24344
[pid 24344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24344] setpgid(0, 0)               = 0
[pid 24344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24344] write(3, "1000", 4)         = 4
[pid 24344] close(3)                    = 0
[pid 24344] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24344] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.805994][T24340] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24344] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24344] close(5)                    = 0
[pid 24344] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24347 attached
) = 24347
[pid 24344] tkill(24347, SIGSTOP)       = 0
[pid 24347] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24344, si_uid=65534} ---
[pid 24344] exit_group(0 <unfinished ...>
[pid 24347] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24347, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24344] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24344] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24344, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24348 attached
, child_tidptr=0x555556efc5d0) = 24348
[pid 24348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24348] setpgid(0, 0)               = 0
[pid 24348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24348] write(3, "1000", 4)         = 4
[pid 24348] close(3)                    = 0
[pid 24348] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24348] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.851793][T24344] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24348] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24348] close(5)                    = 0
[pid 24348] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24351 attached
) = 24351
[pid 24348] tkill(24351, SIGSTOP)       = 0
[pid 24351] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24348, si_uid=65534} ---
[pid 24348] exit_group(0 <unfinished ...>
[pid 24351] --- stopped by SIGSTOP ---
[pid 24348] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24351, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24348] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24348, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24352 attached
, child_tidptr=0x555556efc5d0) = 24352
[pid 24352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24352] setpgid(0, 0)               = 0
[pid 24352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24352] write(3, "1000", 4)         = 4
[pid 24352] close(3)                    = 0
[pid 24352] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24352] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24352] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24352] close(5)                    = 0
[pid 24352] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24355 attached
) = 24355
[pid 24352] tkill(24355, SIGSTOP)       = 0
[pid 24355] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24352, si_uid=65534} ---
[pid 24352] exit_group(0)               = ?
[pid 24355] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24355, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24352] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24352, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24356 attached
, child_tidptr=0x555556efc5d0) = 24356
[pid 24356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24356] setpgid(0, 0)               = 0
[pid 24356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24356] write(3, "1000", 4)         = 4
[pid 24356] close(3)                    = 0
[pid 24356] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24356] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  186.893219][T24348] vhci_hcd vhci_hcd.0: port 0 already used
[  186.931320][T24352] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24356] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24356] close(5)                    = 0
[pid 24356] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24359 attached
) = 24359
[pid 24356] tkill(24359, SIGSTOP)       = 0
[pid 24359] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24356, si_uid=65534} ---
[pid 24356] exit_group(0 <unfinished ...>
[pid 24359] --- stopped by SIGSTOP ---
[pid 24356] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24359, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24356] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24356, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24360 attached
, child_tidptr=0x555556efc5d0) = 24360
[pid 24360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24360] setpgid(0, 0)               = 0
[pid 24360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24360] write(3, "1000", 4)         = 4
[pid 24360] close(3)                    = 0
[pid 24360] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24360] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24360] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24360] close(5)                    = 0
[pid 24360] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24363 attached
) = 24363
[pid 24360] tkill(24363, SIGSTOP)       = 0
[pid 24363] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24360, si_uid=65534} ---
[pid 24360] exit_group(0 <unfinished ...>
[pid 24363] --- stopped by SIGSTOP ---
[pid 24360] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24363, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24360] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24360, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24364 attached
, child_tidptr=0x555556efc5d0) = 24364
[pid 24364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24364] setpgid(0, 0)               = 0
[pid 24364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24364] write(3, "1000", 4)         = 4
[pid 24364] close(3)                    = 0
[pid 24364] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  186.973045][T24356] vhci_hcd vhci_hcd.0: port 0 already used
[  187.012691][T24360] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24364] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24364] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24364] close(5)                    = 0
[pid 24364] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24367 attached
) = 24367
[pid 24364] tkill(24367, SIGSTOP)       = 0
[pid 24367] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24364, si_uid=65534} ---
[pid 24364] exit_group(0 <unfinished ...>
[pid 24367] --- stopped by SIGSTOP ---
[pid 24364] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24367, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24364] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24364, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24368 attached
, child_tidptr=0x555556efc5d0) = 24368
[pid 24368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24368] setpgid(0, 0)               = 0
[pid 24368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24368] write(3, "1000", 4)         = 4
[pid 24368] close(3)                    = 0
[pid 24368] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24368] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24368] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24368] close(5)                    = 0
[pid 24368] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24371 attached
) = 24371
[pid 24368] tkill(24371, SIGSTOP)       = 0
[pid 24371] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24368, si_uid=65534} ---
[pid 24368] exit_group(0 <unfinished ...>
[pid 24371] --- stopped by SIGSTOP ---
[pid 24368] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24371, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24368] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24368, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24372 attached
, child_tidptr=0x555556efc5d0) = 24372
[pid 24372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24372] setpgid(0, 0)               = 0
[pid 24372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24372] write(3, "1000", 4)         = 4
[pid 24372] close(3)                    = 0
[pid 24372] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24372] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.058925][T24364] vhci_hcd vhci_hcd.0: port 0 already used
[  187.097264][T24368] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24372] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24372] close(5)                    = 0
[pid 24372] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24375 attached
) = 24375
[pid 24372] tkill(24375, SIGSTOP)       = 0
[pid 24372] exit_group(0)               = ?
[pid 24375] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24372, si_uid=65534} ---
[pid 24372] +++ exited with 0 +++
[pid 24375] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24372, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24376 attached
, child_tidptr=0x555556efc5d0) = 24376
[pid 24376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24376] setpgid(0, 0)               = 0
[pid 24376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24376] write(3, "1000", 4)         = 4
[pid 24376] close(3)                    = 0
[pid 24376] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24376] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24376] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24376] close(5)                    = 0
[pid 24376] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24379 attached
) = 24379
[pid 24376] tkill(24379, SIGSTOP)       = 0
[pid 24379] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24376, si_uid=65534} ---
[pid 24376] exit_group(0 <unfinished ...>
[pid 24379] --- stopped by SIGSTOP ---
[pid 24376] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24379, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24376] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24376, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24380 attached
, child_tidptr=0x555556efc5d0) = 24380
[pid 24380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24380] setpgid(0, 0)               = 0
[pid 24380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24380] write(3, "1000", 4)         = 4
[pid 24380] close(3)                    = 0
[pid 24380] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24380] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.132912][T24372] vhci_hcd vhci_hcd.0: port 0 already used
[  187.171552][T24376] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24380] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24380] close(5)                    = 0
[pid 24380] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24383 attached
) = 24383
[pid 24380] tkill(24383, SIGSTOP)       = 0
[pid 24383] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24380, si_uid=65534} ---
[pid 24380] exit_group(0 <unfinished ...>
[pid 24383] --- stopped by SIGSTOP ---
[pid 24380] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24383, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24380] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24380, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24384 attached
, child_tidptr=0x555556efc5d0) = 24384
[pid 24384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24384] setpgid(0, 0)               = 0
[pid 24384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24384] write(3, "1000", 4)         = 4
[pid 24384] close(3)                    = 0
[pid 24384] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24384] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24384] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24384] close(5)                    = 0
[pid 24384] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24387 attached
) = 24387
[pid 24384] tkill(24387, SIGSTOP)       = 0
[pid 24387] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24384, si_uid=65534} ---
[pid 24384] exit_group(0 <unfinished ...>
[pid 24387] --- stopped by SIGSTOP ---
[pid 24384] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24387, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24384] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24384, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24388 attached
, child_tidptr=0x555556efc5d0) = 24388
[pid 24388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24388] setpgid(0, 0)               = 0
[pid 24388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24388] write(3, "1000", 4)         = 4
[pid 24388] close(3)                    = 0
[pid 24388] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24388] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.209345][T24380] vhci_hcd vhci_hcd.0: port 0 already used
[  187.245554][T24384] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24388] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24388] close(5)                    = 0
[pid 24388] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24391 attached
) = 24391
[pid 24388] tkill(24391, SIGSTOP)       = 0
[pid 24391] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24388, si_uid=65534} ---
[pid 24388] exit_group(0 <unfinished ...>
[pid 24391] --- stopped by SIGSTOP ---
[pid 24388] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24391, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24388] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24388, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24392 attached
, child_tidptr=0x555556efc5d0) = 24392
[pid 24392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24392] setpgid(0, 0)               = 0
[pid 24392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24392] write(3, "1000", 4)         = 4
[pid 24392] close(3)                    = 0
[pid 24392] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24392] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24392] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24392] close(5)                    = 0
[pid 24392] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24395 attached
) = 24395
[pid 24392] tkill(24395, SIGSTOP)       = 0
[pid 24392] exit_group(0)               = ?
[pid 24395] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24392, si_uid=65534} ---
[pid 24395] --- stopped by SIGSTOP ---
[pid 24392] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24395, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24396 attached
, child_tidptr=0x555556efc5d0) = 24396
[pid 24396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24396] setpgid(0, 0)               = 0
[pid 24396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24396] write(3, "1000", 4)         = 4
[pid 24396] close(3)                    = 0
[pid 24396] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24396] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.280363][T24388] vhci_hcd vhci_hcd.0: port 0 already used
[  187.317911][T24392] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24396] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24396] close(5)                    = 0
[pid 24396] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24399 attached
) = 24399
[pid 24396] tkill(24399, SIGSTOP)       = 0
[pid 24399] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24396, si_uid=65534} ---
[pid 24396] exit_group(0 <unfinished ...>
[pid 24399] --- stopped by SIGSTOP ---
[pid 24396] <... exit_group resumed>)   = ?
[pid 24396] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24399, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24400 attached
, child_tidptr=0x555556efc5d0) = 24400
[pid 24400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24400] setpgid(0, 0)               = 0
[pid 24400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24400] write(3, "1000", 4)         = 4
[pid 24400] close(3)                    = 0
[pid 24400] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24400] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24400] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24400] close(5)                    = 0
[pid 24400] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24403 attached
) = 24403
[pid 24400] tkill(24403, SIGSTOP)       = 0
[pid 24403] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24400, si_uid=65534} ---
[pid 24400] exit_group(0 <unfinished ...>
[pid 24403] --- stopped by SIGSTOP ---
[pid 24400] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24403, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24400] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24400, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24404 attached
, child_tidptr=0x555556efc5d0) = 24404
[pid 24404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24404] setpgid(0, 0)               = 0
[pid 24404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24404] write(3, "1000", 4)         = 4
[pid 24404] close(3)                    = 0
[pid 24404] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24404] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.351850][T24396] vhci_hcd vhci_hcd.0: port 0 already used
[  187.390400][T24400] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24404] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24404] close(5)                    = 0
[pid 24404] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24407 attached
) = 24407
[pid 24404] tkill(24407, SIGSTOP)       = 0
[pid 24407] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24404, si_uid=65534} ---
[pid 24404] exit_group(0 <unfinished ...>
[pid 24407] --- stopped by SIGSTOP ---
[pid 24404] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24407, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24404] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24404, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24408 attached
, child_tidptr=0x555556efc5d0) = 24408
[pid 24408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24408] setpgid(0, 0)               = 0
[pid 24408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24408] write(3, "1000", 4)         = 4
[pid 24408] close(3)                    = 0
[pid 24408] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24408] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24408] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24408] close(5)                    = 0
[pid 24408] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24411 attached
) = 24411
[pid 24408] tkill(24411, SIGSTOP)       = 0
[pid 24408] exit_group(0 <unfinished ...>
[pid 24411] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24408, si_uid=65534} ---
[pid 24408] <... exit_group resumed>)   = ?
[pid 24411] --- stopped by SIGSTOP ---
[pid 24408] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24411, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24412 attached
, child_tidptr=0x555556efc5d0) = 24412
[pid 24412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24412] setpgid(0, 0)               = 0
[pid 24412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24412] write(3, "1000", 4)         = 4
[pid 24412] close(3)                    = 0
[pid 24412] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24412] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.430865][T24404] vhci_hcd vhci_hcd.0: port 0 already used
[  187.468734][T24408] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24412] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24412] close(5)                    = 0
[pid 24412] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24415 attached
) = 24415
[pid 24412] tkill(24415, SIGSTOP)       = 0
[pid 24412] exit_group(0 <unfinished ...>
[pid 24415] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24412, si_uid=65534} ---
[pid 24412] <... exit_group resumed>)   = ?
[pid 24415] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24415, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24412] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24412, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24416 attached
, child_tidptr=0x555556efc5d0) = 24416
[pid 24416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24416] setpgid(0, 0)               = 0
[pid 24416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24416] write(3, "1000", 4)         = 4
[pid 24416] close(3)                    = 0
[pid 24416] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24416] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24416] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24416] close(5)                    = 0
[pid 24416] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24419 attached
) = 24419
[pid 24416] tkill(24419, SIGSTOP)       = 0
[pid 24419] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24416, si_uid=65534} ---
[pid 24416] exit_group(0)               = ?
[pid 24419] --- stopped by SIGSTOP ---
[pid 24416] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24419, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24420 attached
, child_tidptr=0x555556efc5d0) = 24420
[pid 24420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24420] setpgid(0, 0)               = 0
[pid 24420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24420] write(3, "1000", 4)         = 4
[pid 24420] close(3)                    = 0
[pid 24420] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  187.507043][T24412] vhci_hcd vhci_hcd.0: port 0 already used
[  187.545246][T24416] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24420] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24420] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24420] close(5)                    = 0
[pid 24420] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24423 attached
) = 24423
[pid 24420] tkill(24423, SIGSTOP)       = 0
[pid 24423] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24420, si_uid=65534} ---
[pid 24420] exit_group(0 <unfinished ...>
[pid 24423] --- stopped by SIGSTOP ---
[pid 24420] <... exit_group resumed>)   = ?
[pid 24420] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24423, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24424 attached
, child_tidptr=0x555556efc5d0) = 24424
[pid 24424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24424] setpgid(0, 0)               = 0
[pid 24424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24424] write(3, "1000", 4)         = 4
[pid 24424] close(3)                    = 0
[pid 24424] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24424] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.593942][T24420] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24424] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24424] close(5)                    = 0
[pid 24424] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24427 attached
) = 24427
[pid 24424] tkill(24427, SIGSTOP)       = 0
[pid 24424] exit_group(0 <unfinished ...>
[pid 24427] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24424, si_uid=65534} ---
[pid 24424] <... exit_group resumed>)   = ?
[pid 24427] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24427, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24424] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24424, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24428 attached
, child_tidptr=0x555556efc5d0) = 24428
[pid 24428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24428] setpgid(0, 0)               = 0
[pid 24428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24428] write(3, "1000", 4)         = 4
[pid 24428] close(3)                    = 0
[pid 24428] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24428] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.637935][T24424] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24428] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24428] close(5)                    = 0
[pid 24428] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24431 attached
) = 24431
[pid 24428] tkill(24431, SIGSTOP)       = 0
[pid 24431] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24428, si_uid=65534} ---
[pid 24428] exit_group(0 <unfinished ...>
[pid 24431] --- stopped by SIGSTOP ---
[pid 24428] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24431, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24428] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24428, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24432 attached
, child_tidptr=0x555556efc5d0) = 24432
[pid 24432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24432] setpgid(0, 0)               = 0
[pid 24432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24432] write(3, "1000", 4)         = 4
[pid 24432] close(3)                    = 0
[pid 24432] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24432] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24432] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24432] close(5)                    = 0
[pid 24432] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24435 attached
) = 24435
[pid 24432] tkill(24435, SIGSTOP)       = 0
[pid 24435] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24432, si_uid=65534} ---
[pid 24432] exit_group(0 <unfinished ...>
[pid 24435] --- stopped by SIGSTOP ---
[pid 24432] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24435, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24432] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24432, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24436 attached
, child_tidptr=0x555556efc5d0) = 24436
[pid 24436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24436] setpgid(0, 0)               = 0
[pid 24436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24436] write(3, "1000", 4)         = 4
[pid 24436] close(3)                    = 0
[pid 24436] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24436] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.679352][T24428] vhci_hcd vhci_hcd.0: port 0 already used
[  187.719067][T24432] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24436] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24436] close(5)                    = 0
[pid 24436] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24439 attached
) = 24439
[pid 24436] tkill(24439, SIGSTOP)       = 0
[pid 24439] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24436, si_uid=65534} ---
[pid 24436] exit_group(0 <unfinished ...>
[pid 24439] --- stopped by SIGSTOP ---
[pid 24436] <... exit_group resumed>)   = ?
[pid 24436] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24439, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24440 attached
, child_tidptr=0x555556efc5d0) = 24440
[pid 24440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24440] setpgid(0, 0)               = 0
[pid 24440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24440] write(3, "1000", 4)         = 4
[pid 24440] close(3)                    = 0
[pid 24440] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24440] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.757873][T24436] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24440] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24440] close(5)                    = 0
[pid 24440] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24443 attached
) = 24443
[pid 24440] tkill(24443, SIGSTOP)       = 0
[pid 24443] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24440, si_uid=65534} ---
[pid 24440] exit_group(0 <unfinished ...>
[pid 24443] --- stopped by SIGSTOP ---
[pid 24440] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24443, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24440] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24440, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24444 attached
, child_tidptr=0x555556efc5d0) = 24444
[pid 24444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24444] setpgid(0, 0)               = 0
[pid 24444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24444] write(3, "1000", 4)         = 4
[pid 24444] close(3)                    = 0
[pid 24444] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24444] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24444] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24444] close(5)                    = 0
[pid 24444] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24447 attached
) = 24447
[pid 24444] tkill(24447, SIGSTOP)       = 0
[pid 24447] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24444, si_uid=65534} ---
[pid 24444] exit_group(0 <unfinished ...>
[pid 24447] --- stopped by SIGSTOP ---
[pid 24444] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24447, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24444] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24444, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24448 attached
, child_tidptr=0x555556efc5d0) = 24448
[pid 24448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24448] setpgid(0, 0)               = 0
[pid 24448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24448] write(3, "1000", 4)         = 4
[pid 24448] close(3)                    = 0
[pid 24448] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24448] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.799565][T24440] vhci_hcd vhci_hcd.0: port 0 already used
[  187.837765][T24444] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24448] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24448] close(5)                    = 0
[pid 24448] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24451 attached
) = 24451
[pid 24448] tkill(24451, SIGSTOP)       = 0
[pid 24451] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24448, si_uid=65534} ---
[pid 24448] exit_group(0 <unfinished ...>
[pid 24451] --- stopped by SIGSTOP ---
[pid 24448] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24451, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24448] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24448, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24452 attached
, child_tidptr=0x555556efc5d0) = 24452
[pid 24452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24452] setpgid(0, 0)               = 0
[pid 24452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24452] write(3, "1000", 4)         = 4
[pid 24452] close(3)                    = 0
[pid 24452] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24452] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24452] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24452] close(5)                    = 0
[pid 24452] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24455 attached
) = 24455
[pid 24452] tkill(24455, SIGSTOP)       = 0
[pid 24455] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24452, si_uid=65534} ---
[pid 24452] exit_group(0 <unfinished ...>
[pid 24455] --- stopped by SIGSTOP ---
[pid 24452] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24455, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24452] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24452, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24456 attached
, child_tidptr=0x555556efc5d0) = 24456
[pid 24456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24456] setpgid(0, 0)               = 0
[pid 24456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24456] write(3, "1000", 4)         = 4
[pid 24456] close(3)                    = 0
[pid 24456] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24456] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.877455][T24448] vhci_hcd vhci_hcd.0: port 0 already used
[  187.917169][T24452] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24456] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24456] close(5)                    = 0
[pid 24456] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24459 attached
) = 24459
[pid 24456] tkill(24459, SIGSTOP)       = 0
[pid 24459] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24456, si_uid=65534} ---
[pid 24456] exit_group(0 <unfinished ...>
[pid 24459] --- stopped by SIGSTOP ---
[pid 24456] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24459, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24456] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24456, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24460 attached
, child_tidptr=0x555556efc5d0) = 24460
[pid 24460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24460] setpgid(0, 0)               = 0
[pid 24460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24460] write(3, "1000", 4)         = 4
[pid 24460] close(3)                    = 0
[pid 24460] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24460] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24460] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24460] close(5)                    = 0
[pid 24460] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24463 attached
) = 24463
[pid 24460] tkill(24463, SIGSTOP)       = 0
[pid 24463] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24460, si_uid=65534} ---
[pid 24460] exit_group(0 <unfinished ...>
[pid 24463] --- stopped by SIGSTOP ---
[pid 24460] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24463, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24460] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24460, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24464 attached
, child_tidptr=0x555556efc5d0) = 24464
[pid 24464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24464] setpgid(0, 0)               = 0
[pid 24464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24464] write(3, "1000", 4)         = 4
[pid 24464] close(3)                    = 0
[pid 24464] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24464] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  187.957877][T24456] vhci_hcd vhci_hcd.0: port 0 already used
[  187.997879][T24460] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24464] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24464] close(5)                    = 0
[pid 24464] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24467 attached
) = 24467
[pid 24464] tkill(24467, SIGSTOP)       = 0
[pid 24467] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24464, si_uid=65534} ---
[pid 24464] exit_group(0 <unfinished ...>
[pid 24467] --- stopped by SIGSTOP ---
[pid 24464] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24467, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24464] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24464, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24468 attached
, child_tidptr=0x555556efc5d0) = 24468
[pid 24468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24468] setpgid(0, 0)               = 0
[pid 24468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24468] write(3, "1000", 4)         = 4
[pid 24468] close(3)                    = 0
[pid 24468] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24468] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.039807][T24464] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24468] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24468] close(5)                    = 0
[pid 24468] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24471 attached
) = 24471
[pid 24468] tkill(24471, SIGSTOP)       = 0
[pid 24471] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24468, si_uid=65534} ---
[pid 24468] exit_group(0 <unfinished ...>
[pid 24471] --- stopped by SIGSTOP ---
[pid 24468] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24471, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24468] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24468, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24472 attached
, child_tidptr=0x555556efc5d0) = 24472
[pid 24472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24472] setpgid(0, 0)               = 0
[pid 24472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24472] write(3, "1000", 4)         = 4
[pid 24472] close(3)                    = 0
[pid 24472] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24472] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.080291][T24468] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24472] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24472] close(5)                    = 0
[pid 24472] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24475 attached
) = 24475
[pid 24472] tkill(24475, SIGSTOP)       = 0
[pid 24475] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24472, si_uid=65534} ---
[pid 24472] exit_group(0 <unfinished ...>
[pid 24475] --- stopped by SIGSTOP ---
[pid 24472] <... exit_group resumed>)   = ?
[pid 24472] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24475, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24476 attached
, child_tidptr=0x555556efc5d0) = 24476
[pid 24476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24476] setpgid(0, 0)               = 0
[pid 24476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24476] write(3, "1000", 4)         = 4
[pid 24476] close(3)                    = 0
[pid 24476] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24476] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.125250][T24472] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24476] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24476] close(5)                    = 0
[pid 24476] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24479 attached
) = 24479
[pid 24476] tkill(24479, SIGSTOP)       = 0
[pid 24476] exit_group(0 <unfinished ...>
[pid 24479] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24476, si_uid=65534} ---
[pid 24476] <... exit_group resumed>)   = ?
[pid 24479] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24479, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24476] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24476, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24480 attached
, child_tidptr=0x555556efc5d0) = 24480
[pid 24480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24480] setpgid(0, 0)               = 0
[pid 24480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24480] write(3, "1000", 4)         = 4
[pid 24480] close(3)                    = 0
[pid 24480] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24480] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.168794][T24476] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24480] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24480] close(5)                    = 0
[pid 24480] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24483 attached
) = 24483
[pid 24480] tkill(24483, SIGSTOP)       = 0
[pid 24483] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24480, si_uid=65534} ---
[pid 24480] exit_group(0 <unfinished ...>
[pid 24483] --- stopped by SIGSTOP ---
[pid 24480] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24483, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24480] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24480, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24484 attached
, child_tidptr=0x555556efc5d0) = 24484
[pid 24484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24484] setpgid(0, 0)               = 0
[pid 24484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24484] write(3, "1000", 4)         = 4
[pid 24484] close(3)                    = 0
[pid 24484] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24484] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24484] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24484] close(5)                    = 0
[pid 24484] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24487 attached
) = 24487
[pid 24484] tkill(24487, SIGSTOP)       = 0
[pid 24487] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24484, si_uid=65534} ---
[pid 24484] exit_group(0 <unfinished ...>
[pid 24487] --- stopped by SIGSTOP ---
[pid 24484] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24487, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24484] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24484, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24488 attached
, child_tidptr=0x555556efc5d0) = 24488
[pid 24488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24488] setpgid(0, 0)               = 0
[pid 24488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24488] write(3, "1000", 4)         = 4
[pid 24488] close(3)                    = 0
[pid 24488] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24488] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.209425][T24480] vhci_hcd vhci_hcd.0: port 0 already used
[  188.248028][T24484] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24488] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24488] close(5)                    = 0
[pid 24488] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24491 attached
) = 24491
[pid 24488] tkill(24491, SIGSTOP)       = 0
[pid 24488] exit_group(0 <unfinished ...>
[pid 24491] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24488, si_uid=65534} ---
[pid 24488] <... exit_group resumed>)   = ?
[pid 24491] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24491, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24488] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24488, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24492 attached
, child_tidptr=0x555556efc5d0) = 24492
[pid 24492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24492] setpgid(0, 0)               = 0
[pid 24492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24492] write(3, "1000", 4)         = 4
[pid 24492] close(3)                    = 0
[pid 24492] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24492] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.287680][T24488] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24492] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24492] close(5)                    = 0
[pid 24492] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24495 attached
) = 24495
[pid 24492] tkill(24495, SIGSTOP)       = 0
[pid 24495] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24492, si_uid=65534} ---
[pid 24492] exit_group(0 <unfinished ...>
[pid 24495] --- stopped by SIGSTOP ---
[pid 24492] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24495, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24492] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24492, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24496 attached
, child_tidptr=0x555556efc5d0) = 24496
[pid 24496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24496] setpgid(0, 0)               = 0
[pid 24496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24496] write(3, "1000", 4)         = 4
[pid 24496] close(3)                    = 0
[pid 24496] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24496] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.331149][T24492] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24496] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24496] close(5)                    = 0
[pid 24496] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24499 attached
) = 24499
[pid 24496] tkill(24499, SIGSTOP)       = 0
[pid 24499] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24496, si_uid=65534} ---
[pid 24496] exit_group(0)               = ?
[pid 24499] --- stopped by SIGSTOP ---
[pid 24496] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24499, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24500 attached
, child_tidptr=0x555556efc5d0) = 24500
[pid 24500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24500] setpgid(0, 0)               = 0
[pid 24500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24500] write(3, "1000", 4)         = 4
[pid 24500] close(3)                    = 0
[pid 24500] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24500] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.371594][T24496] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24500] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24500] close(5)                    = 0
[pid 24500] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24503 attached
) = 24503
[pid 24500] tkill(24503, SIGSTOP)       = 0
[pid 24500] exit_group(0 <unfinished ...>
[pid 24503] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24500, si_uid=65534} ---
[pid 24500] <... exit_group resumed>)   = ?
[pid 24503] --- stopped by SIGSTOP ---
[pid 24500] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24503, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24504 attached
, child_tidptr=0x555556efc5d0) = 24504
[pid 24504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24504] setpgid(0, 0)               = 0
[pid 24504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24504] write(3, "1000", 4)         = 4
[pid 24504] close(3)                    = 0
[pid 24504] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24504] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.417143][T24500] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24504] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24504] close(5)                    = 0
[pid 24504] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24507 attached
) = 24507
[pid 24504] tkill(24507, SIGSTOP)       = 0
[pid 24507] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24504, si_uid=65534} ---
[pid 24504] exit_group(0 <unfinished ...>
[pid 24507] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24507, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24504] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24504] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24504, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24508 attached
, child_tidptr=0x555556efc5d0) = 24508
[pid 24508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24508] setpgid(0, 0)               = 0
[pid 24508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24508] write(3, "1000", 4)         = 4
[pid 24508] close(3)                    = 0
[pid 24508] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24508] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.466174][T24504] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24508] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24508] close(5)                    = 0
[pid 24508] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24511 attached
) = 24511
[pid 24508] tkill(24511, SIGSTOP)       = 0
[pid 24511] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24508, si_uid=65534} ---
[pid 24508] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24511, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24511] --- stopped by SIGSTOP ---
[pid 24508] <... exit_group resumed>)   = ?
[pid 24508] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24508, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24512 attached
, child_tidptr=0x555556efc5d0) = 24512
[pid 24512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24512] setpgid(0, 0)               = 0
[pid 24512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24512] write(3, "1000", 4)         = 4
[pid 24512] close(3)                    = 0
[pid 24512] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24512] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.507540][T24508] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24512] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24512] close(5)                    = 0
[pid 24512] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24515 attached
) = 24515
[pid 24512] tkill(24515, SIGSTOP)       = 0
[pid 24515] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24512, si_uid=65534} ---
[pid 24512] exit_group(0 <unfinished ...>
[pid 24515] --- stopped by SIGSTOP ---
[pid 24512] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24515, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24512] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24512, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24516 attached
, child_tidptr=0x555556efc5d0) = 24516
[pid 24516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24516] setpgid(0, 0)               = 0
[pid 24516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24516] write(3, "1000", 4)         = 4
[pid 24516] close(3)                    = 0
[pid 24516] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24516] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24516] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24516] close(5)                    = 0
[pid 24516] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24519 attached
) = 24519
[pid 24516] tkill(24519, SIGSTOP)       = 0
[pid 24519] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24516, si_uid=65534} ---
[pid 24516] exit_group(0 <unfinished ...>
[pid 24519] --- stopped by SIGSTOP ---
[pid 24516] <... exit_group resumed>)   = ?
[pid 24516] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24519, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24520 attached
, child_tidptr=0x555556efc5d0) = 24520
[pid 24520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24520] setpgid(0, 0)               = 0
[pid 24520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24520] write(3, "1000", 4)         = 4
[pid 24520] close(3)                    = 0
[pid 24520] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24520] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.547908][T24512] vhci_hcd vhci_hcd.0: port 0 already used
[  188.586054][T24516] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24520] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24520] close(5)                    = 0
[pid 24520] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24523 attached
) = 24523
[pid 24520] tkill(24523, SIGSTOP)       = 0
[pid 24520] exit_group(0 <unfinished ...>
[pid 24523] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24520, si_uid=65534} ---
[pid 24520] <... exit_group resumed>)   = ?
[pid 24523] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24523, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24520] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24520, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24524 attached
, child_tidptr=0x555556efc5d0) = 24524
[pid 24524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24524] setpgid(0, 0)               = 0
[pid 24524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24524] write(3, "1000", 4)         = 4
[pid 24524] close(3)                    = 0
[pid 24524] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24524] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.624444][T24520] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24524] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24524] close(5)                    = 0
[pid 24524] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24527 attached
) = 24527
[pid 24524] tkill(24527, SIGSTOP)       = 0
[pid 24527] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24524, si_uid=65534} ---
[pid 24524] exit_group(0 <unfinished ...>
[pid 24527] --- stopped by SIGSTOP ---
[pid 24524] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24527, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24524] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24524, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24528 attached
, child_tidptr=0x555556efc5d0) = 24528
[pid 24528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24528] setpgid(0, 0)               = 0
[pid 24528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24528] write(3, "1000", 4)         = 4
[pid 24528] close(3)                    = 0
[pid 24528] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24528] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.667895][T24524] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24528] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24528] close(5)                    = 0
[pid 24528] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24531 attached
) = 24531
[pid 24528] tkill(24531, SIGSTOP)       = 0
[pid 24531] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24528, si_uid=65534} ---
[pid 24528] exit_group(0 <unfinished ...>
[pid 24531] --- stopped by SIGSTOP ---
[pid 24528] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24531, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24528] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24528, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24532 attached
, child_tidptr=0x555556efc5d0) = 24532
[pid 24532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24532] setpgid(0, 0)               = 0
[pid 24532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24532] write(3, "1000", 4)         = 4
[pid 24532] close(3)                    = 0
[pid 24532] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24532] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.709272][T24528] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24532] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24532] close(5)                    = 0
[pid 24532] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24535 attached
) = 24535
[pid 24532] tkill(24535, SIGSTOP)       = 0
[pid 24535] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24532, si_uid=65534} ---
[pid 24532] exit_group(0 <unfinished ...>
[pid 24535] --- stopped by SIGSTOP ---
[pid 24532] <... exit_group resumed>)   = ?
[pid 24532] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24535, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24536 attached
, child_tidptr=0x555556efc5d0) = 24536
[pid 24536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24536] setpgid(0, 0)               = 0
[pid 24536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24536] write(3, "1000", 4)         = 4
[pid 24536] close(3)                    = 0
[pid 24536] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24536] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.749868][T24532] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24536] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24536] close(5)                    = 0
[pid 24536] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24539 attached
) = 24539
[pid 24536] tkill(24539, SIGSTOP)       = 0
[pid 24539] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24536, si_uid=65534} ---
[pid 24536] exit_group(0 <unfinished ...>
[pid 24539] --- stopped by SIGSTOP ---
[pid 24536] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24539, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24536] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24536, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24540 attached
, child_tidptr=0x555556efc5d0) = 24540
[pid 24540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24540] setpgid(0, 0)               = 0
[pid 24540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24540] write(3, "1000", 4)         = 4
[pid 24540] close(3)                    = 0
[pid 24540] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24540] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.793041][T24536] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24540] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24540] close(5)                    = 0
[pid 24540] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24543 attached
) = 24543
[pid 24540] tkill(24543, SIGSTOP)       = 0
[pid 24540] exit_group(0 <unfinished ...>
[pid 24543] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24540, si_uid=65534} ---
[pid 24540] <... exit_group resumed>)   = ?
[pid 24543] --- stopped by SIGSTOP ---
[pid 24540] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24543, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24544 attached
, child_tidptr=0x555556efc5d0) = 24544
[pid 24544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24544] setpgid(0, 0)               = 0
[pid 24544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24544] write(3, "1000", 4)         = 4
[pid 24544] close(3)                    = 0
[pid 24544] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24544] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.835299][T24540] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24544] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24544] close(5)                    = 0
[pid 24544] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24547 attached
) = 24547
[pid 24544] tkill(24547, SIGSTOP)       = 0
[pid 24544] exit_group(0 <unfinished ...>
[pid 24547] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24544, si_uid=65534} ---
[pid 24544] <... exit_group resumed>)   = ?
[pid 24547] --- stopped by SIGSTOP ---
[pid 24544] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24547, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24548 attached
, child_tidptr=0x555556efc5d0) = 24548
[pid 24548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24548] setpgid(0, 0)               = 0
[pid 24548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24548] write(3, "1000", 4)         = 4
[pid 24548] close(3)                    = 0
[pid 24548] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24548] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.875783][T24544] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24548] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24548] close(5)                    = 0
[pid 24548] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24551 attached
) = 24551
[pid 24548] tkill(24551, SIGSTOP)       = 0
[pid 24551] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24548, si_uid=65534} ---
[pid 24548] exit_group(0 <unfinished ...>
[pid 24551] --- stopped by SIGSTOP ---
[pid 24548] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24551, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24548] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24548, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24552 attached
, child_tidptr=0x555556efc5d0) = 24552
[pid 24552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24552] setpgid(0, 0)               = 0
[pid 24552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24552] write(3, "1000", 4)         = 4
[pid 24552] close(3)                    = 0
[pid 24552] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24552] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.918178][T24548] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24552] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24552] close(5)                    = 0
[pid 24552] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24555 attached
) = 24555
[pid 24552] tkill(24555, SIGSTOP)       = 0
[pid 24555] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24552, si_uid=65534} ---
[pid 24552] exit_group(0 <unfinished ...>
[pid 24555] --- stopped by SIGSTOP ---
[pid 24552] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24555, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24552] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24552, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24556 attached
, child_tidptr=0x555556efc5d0) = 24556
[pid 24556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24556] setpgid(0, 0)               = 0
[pid 24556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24556] write(3, "1000", 4)         = 4
[pid 24556] close(3)                    = 0
[pid 24556] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24556] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.958648][T24552] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24556] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24556] close(5)                    = 0
[pid 24556] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24559 attached
) = 24559
[pid 24556] tkill(24559, SIGSTOP)       = 0
[pid 24556] exit_group(0 <unfinished ...>
[pid 24559] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24556, si_uid=65534} ---
[pid 24556] <... exit_group resumed>)   = ?
[pid 24559] --- stopped by SIGSTOP ---
[pid 24556] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24559, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24560 attached
, child_tidptr=0x555556efc5d0) = 24560
[pid 24560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24560] setpgid(0, 0)               = 0
[pid 24560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24560] write(3, "1000", 4)         = 4
[pid 24560] close(3)                    = 0
[pid 24560] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24560] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  188.999526][T24556] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24560] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24560] close(5)                    = 0
[pid 24560] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24563 attached
) = 24563
[pid 24560] tkill(24563, SIGSTOP)       = 0
[pid 24563] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24560, si_uid=65534} ---
[pid 24560] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24563, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24563] --- stopped by SIGSTOP ---
[pid 24560] <... exit_group resumed>)   = ?
[pid 24560] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24560, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24564 attached
, child_tidptr=0x555556efc5d0) = 24564
[pid 24564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24564] setpgid(0, 0)               = 0
[pid 24564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24564] write(3, "1000", 4)         = 4
[pid 24564] close(3)                    = 0
[pid 24564] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24564] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24564] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24564] close(5)                    = 0
[pid 24564] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24567 attached
) = 24567
[pid 24564] tkill(24567, SIGSTOP)       = 0
[pid 24564] exit_group(0 <unfinished ...>
[pid 24567] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24564, si_uid=65534} ---
[pid 24564] <... exit_group resumed>)   = ?
[pid 24567] --- stopped by SIGSTOP ---
[pid 24564] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24567, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24568 attached
, child_tidptr=0x555556efc5d0) = 24568
[pid 24568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24568] setpgid(0, 0)               = 0
[pid 24568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24568] write(3, "1000", 4)         = 4
[pid 24568] close(3)                    = 0
[pid 24568] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24568] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.043338][T24560] vhci_hcd vhci_hcd.0: port 0 already used
[  189.081884][T24564] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24568] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24568] close(5)                    = 0
[pid 24568] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24571 attached
) = 24571
[pid 24568] tkill(24571, SIGSTOP)       = 0
[pid 24571] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24568, si_uid=65534} ---
[pid 24568] exit_group(0 <unfinished ...>
[pid 24571] --- stopped by SIGSTOP ---
[pid 24568] <... exit_group resumed>)   = ?
[pid 24568] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24571, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24572 attached
, child_tidptr=0x555556efc5d0) = 24572
[pid 24572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24572] setpgid(0, 0)               = 0
[pid 24572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24572] write(3, "1000", 4)         = 4
[pid 24572] close(3)                    = 0
[pid 24572] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24572] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.119959][T24568] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24572] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24572] close(5)                    = 0
[pid 24572] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24575 attached
) = 24575
[pid 24572] tkill(24575, SIGSTOP)       = 0
[pid 24575] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24572, si_uid=65534} ---
[pid 24572] exit_group(0)               = ?
[pid 24575] --- stopped by SIGSTOP ---
[pid 24572] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24575, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24576 attached
, child_tidptr=0x555556efc5d0) = 24576
[pid 24576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24576] setpgid(0, 0)               = 0
[pid 24576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24576] write(3, "1000", 4)         = 4
[pid 24576] close(3)                    = 0
[pid 24576] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24576] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.161958][T24572] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24576] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24576] close(5)                    = 0
[pid 24576] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24579 attached
) = 24579
[pid 24576] tkill(24579, SIGSTOP)       = 0
[pid 24579] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24576, si_uid=65534} ---
[pid 24576] exit_group(0 <unfinished ...>
[pid 24579] --- stopped by SIGSTOP ---
[pid 24576] <... exit_group resumed>)   = ?
[pid 24576] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24579, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24580 attached
, child_tidptr=0x555556efc5d0) = 24580
[pid 24580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24580] setpgid(0, 0)               = 0
[pid 24580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24580] write(3, "1000", 4)         = 4
[pid 24580] close(3)                    = 0
[pid 24580] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24580] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.202791][T24576] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24580] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24580] close(5)                    = 0
[pid 24580] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24583 attached
) = 24583
[pid 24580] tkill(24583, SIGSTOP)       = 0
[pid 24583] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24580, si_uid=65534} ---
[pid 24580] exit_group(0 <unfinished ...>
[pid 24583] --- stopped by SIGSTOP ---
[pid 24580] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24583, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24580] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24580, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24584 attached
, child_tidptr=0x555556efc5d0) = 24584
[pid 24584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24584] setpgid(0, 0)               = 0
[pid 24584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24584] write(3, "1000", 4)         = 4
[pid 24584] close(3)                    = 0
[pid 24584] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24584] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24584] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24584] close(5)                    = 0
[pid 24584] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24587 attached
) = 24587
[pid 24584] tkill(24587, SIGSTOP)       = 0
[pid 24587] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24584, si_uid=65534} ---
[pid 24584] exit_group(0)               = ?
[pid 24584] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24584, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 24587] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24587, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24588 attached
, child_tidptr=0x555556efc5d0) = 24588
[pid 24588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24588] setpgid(0, 0)               = 0
[pid 24588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24588] write(3, "1000", 4)         = 4
[pid 24588] close(3)                    = 0
[pid 24588] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24588] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.244070][T24580] vhci_hcd vhci_hcd.0: port 0 already used
[  189.283785][T24584] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24588] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24588] close(5)                    = 0
[pid 24588] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24591 attached
) = 24591
[pid 24588] tkill(24591, SIGSTOP)       = 0
[pid 24591] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24588, si_uid=65534} ---
[pid 24588] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24591, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24591] --- stopped by SIGSTOP ---
[pid 24588] <... exit_group resumed>)   = ?
[pid 24588] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24588, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24592 attached
, child_tidptr=0x555556efc5d0) = 24592
[pid 24592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24592] setpgid(0, 0)               = 0
[pid 24592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24592] write(3, "1000", 4)         = 4
[pid 24592] close(3)                    = 0
[pid 24592] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24592] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.327951][T24588] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24592] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24592] close(5)                    = 0
[pid 24592] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24595 attached
) = 24595
[pid 24592] tkill(24595, SIGSTOP)       = 0
[pid 24595] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24592, si_uid=65534} ---
[pid 24592] exit_group(0 <unfinished ...>
[pid 24595] --- stopped by SIGSTOP ---
[pid 24592] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24595, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24592] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24592, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24596 attached
, child_tidptr=0x555556efc5d0) = 24596
[pid 24596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24596] setpgid(0, 0)               = 0
[pid 24596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24596] write(3, "1000", 4)         = 4
[pid 24596] close(3)                    = 0
[pid 24596] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24596] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24596] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24596] close(5)                    = 0
[pid 24596] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24599 attached
) = 24599
[pid 24596] tkill(24599, SIGSTOP)       = 0
[pid 24599] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24596, si_uid=65534} ---
[pid 24596] exit_group(0 <unfinished ...>
[pid 24599] --- stopped by SIGSTOP ---
[pid 24596] <... exit_group resumed>)   = ?
[pid 24596] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24599, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24600 attached
, child_tidptr=0x555556efc5d0) = 24600
[pid 24600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24600] setpgid(0, 0)               = 0
[pid 24600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24600] write(3, "1000", 4)         = 4
[pid 24600] close(3)                    = 0
[pid 24600] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24600] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.368219][T24592] vhci_hcd vhci_hcd.0: port 0 already used
[  189.407517][T24596] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24600] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24600] close(5)                    = 0
[pid 24600] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24603 attached
) = 24603
[pid 24600] tkill(24603, SIGSTOP)       = 0
[pid 24600] exit_group(0 <unfinished ...>
[pid 24603] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24600, si_uid=65534} ---
[pid 24600] <... exit_group resumed>)   = ?
[pid 24600] +++ exited with 0 +++
[pid 24603] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24600, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24604 attached
, child_tidptr=0x555556efc5d0) = 24604
[pid 24604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24604] setpgid(0, 0)               = 0
[pid 24604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24604] write(3, "1000", 4)         = 4
[pid 24604] close(3)                    = 0
[pid 24604] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24604] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24604] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24604] close(5)                    = 0
[pid 24604] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24607 attached
) = 24607
[pid 24604] tkill(24607, SIGSTOP)       = 0
[pid 24607] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24604, si_uid=65534} ---
[pid 24604] exit_group(0)               = ?
[pid 24607] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24607, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24604] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24604, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24608 attached
, child_tidptr=0x555556efc5d0) = 24608
[pid 24608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24608] setpgid(0, 0)               = 0
[pid 24608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24608] write(3, "1000", 4)         = 4
[pid 24608] close(3)                    = 0
[pid 24608] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24608] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.450776][T24600] vhci_hcd vhci_hcd.0: port 0 already used
[  189.488563][T24604] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24608] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24608] close(5)                    = 0
[pid 24608] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24611 attached
) = 24611
[pid 24608] tkill(24611, SIGSTOP)       = 0
[pid 24611] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24608, si_uid=65534} ---
[pid 24608] exit_group(0)               = ?
[pid 24611] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24611, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24608] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24608, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24612 attached
, child_tidptr=0x555556efc5d0) = 24612
[pid 24612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24612] setpgid(0, 0)               = 0
[pid 24612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24612] write(3, "1000", 4)         = 4
[pid 24612] close(3)                    = 0
[pid 24612] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24612] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24612] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24612] close(5)                    = 0
[pid 24612] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24615 attached
) = 24615
[pid 24612] tkill(24615, SIGSTOP)       = 0
[pid 24612] exit_group(0 <unfinished ...>
[pid 24615] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24612, si_uid=65534} ---
[pid 24612] <... exit_group resumed>)   = ?
[pid 24615] --- stopped by SIGSTOP ---
[pid 24612] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24615, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24616 attached
, child_tidptr=0x555556efc5d0) = 24616
[pid 24616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24616] setpgid(0, 0)               = 0
[pid 24616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24616] write(3, "1000", 4)         = 4
[pid 24616] close(3)                    = 0
[pid 24616] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24616] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.528993][T24608] vhci_hcd vhci_hcd.0: port 0 already used
[  189.568853][T24612] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24616] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24616] close(5)                    = 0
[pid 24616] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24619 attached
) = 24619
[pid 24616] tkill(24619, SIGSTOP)       = 0
[pid 24619] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24616, si_uid=65534} ---
[pid 24616] exit_group(0)               = ?
[pid 24619] --- stopped by SIGSTOP ---
[pid 24616] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24619, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24620 attached
, child_tidptr=0x555556efc5d0) = 24620
[pid 24620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24620] setpgid(0, 0)               = 0
[pid 24620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24620] write(3, "1000", 4)         = 4
[pid 24620] close(3)                    = 0
[pid 24620] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24620] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.608296][T24616] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24620] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24620] close(5)                    = 0
[pid 24620] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24623 attached
) = 24623
[pid 24620] tkill(24623, SIGSTOP)       = 0
[pid 24623] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24620, si_uid=65534} ---
[pid 24620] exit_group(0 <unfinished ...>
[pid 24623] --- stopped by SIGSTOP ---
[pid 24620] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24623, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24620] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24620, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24624 attached
, child_tidptr=0x555556efc5d0) = 24624
[pid 24624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24624] setpgid(0, 0)               = 0
[pid 24624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24624] write(3, "1000", 4)         = 4
[pid 24624] close(3)                    = 0
[pid 24624] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24624] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.650896][T24620] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24624] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24624] close(5)                    = 0
[pid 24624] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24627 attached
) = 24627
[pid 24624] tkill(24627, SIGSTOP)       = 0
[pid 24624] exit_group(0 <unfinished ...>
[pid 24627] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24624, si_uid=65534} ---
[pid 24624] <... exit_group resumed>)   = ?
[pid 24627] --- stopped by SIGSTOP ---
[pid 24624] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24627, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24628 attached
, child_tidptr=0x555556efc5d0) = 24628
[pid 24628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24628] setpgid(0, 0)               = 0
[pid 24628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24628] write(3, "1000", 4)         = 4
[pid 24628] close(3)                    = 0
[pid 24628] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24628] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24628] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24628] close(5)                    = 0
[pid 24628] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24631 attached
) = 24631
[pid 24628] tkill(24631, SIGSTOP)       = 0
[pid 24628] exit_group(0)               = ?
[pid 24631] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24628, si_uid=65534} ---
[pid 24628] +++ exited with 0 +++
[pid 24631] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24628, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24632 attached
, child_tidptr=0x555556efc5d0) = 24632
[pid 24632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24632] setpgid(0, 0)               = 0
[pid 24632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24632] write(3, "1000", 4)         = 4
[pid 24632] close(3)                    = 0
[pid 24632] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24632] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.695040][T24624] vhci_hcd vhci_hcd.0: port 0 already used
[  189.734404][T24628] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24632] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24632] close(5)                    = 0
[pid 24632] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24635 attached
) = 24635
[pid 24632] tkill(24635, SIGSTOP)       = 0
[pid 24635] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24632, si_uid=65534} ---
[pid 24632] exit_group(0 <unfinished ...>
[pid 24635] --- stopped by SIGSTOP ---
[pid 24632] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24635, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24632] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24632, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24636 attached
, child_tidptr=0x555556efc5d0) = 24636
[pid 24636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24636] setpgid(0, 0)               = 0
[pid 24636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24636] write(3, "1000", 4)         = 4
[pid 24636] close(3)                    = 0
[pid 24636] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24636] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.777341][T24632] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24636] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24636] close(5)                    = 0
[pid 24636] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24639 attached
) = 24639
[pid 24636] tkill(24639, SIGSTOP)       = 0
[pid 24639] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24636, si_uid=65534} ---
[pid 24636] exit_group(0 <unfinished ...>
[pid 24639] --- stopped by SIGSTOP ---
[pid 24636] <... exit_group resumed>)   = ?
[pid 24636] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24639, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24640 attached
, child_tidptr=0x555556efc5d0) = 24640
[pid 24640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24640] setpgid(0, 0)               = 0
[pid 24640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24640] write(3, "1000", 4)         = 4
[pid 24640] close(3)                    = 0
[pid 24640] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24640] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.819351][T24636] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24640] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24640] close(5)                    = 0
[pid 24640] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24643 attached
) = 24643
[pid 24640] tkill(24643, SIGSTOP)       = 0
[pid 24643] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24640, si_uid=65534} ---
[pid 24640] exit_group(0 <unfinished ...>
[pid 24643] --- stopped by SIGSTOP ---
[pid 24640] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24643, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24640] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24640, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24644 attached
, child_tidptr=0x555556efc5d0) = 24644
[pid 24644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24644] setpgid(0, 0)               = 0
[pid 24644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24644] write(3, "1000", 4)         = 4
[pid 24644] close(3)                    = 0
[pid 24644] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24644] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24644] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24644] close(5)                    = 0
[pid 24644] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24647 attached
) = 24647
[pid 24644] tkill(24647, SIGSTOP)       = 0
[pid 24647] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24644, si_uid=65534} ---
[pid 24644] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24647, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24647] --- stopped by SIGSTOP ---
[pid 24644] <... exit_group resumed>)   = ?
[pid 24644] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24644, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24648 attached
, child_tidptr=0x555556efc5d0) = 24648
[pid 24648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24648] setpgid(0, 0)               = 0
[pid 24648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24648] write(3, "1000", 4)         = 4
[pid 24648] close(3)                    = 0
[pid 24648] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24648] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.861274][T24640] vhci_hcd vhci_hcd.0: port 0 already used
[  189.898626][T24644] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24648] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24648] close(5)                    = 0
[pid 24648] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24651 attached
) = 24651
[pid 24648] tkill(24651, SIGSTOP)       = 0
[pid 24648] exit_group(0 <unfinished ...>
[pid 24651] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24648, si_uid=65534} ---
[pid 24648] <... exit_group resumed>)   = ?
[pid 24651] --- stopped by SIGSTOP ---
[pid 24648] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24651, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24652 attached
, child_tidptr=0x555556efc5d0) = 24652
[pid 24652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24652] setpgid(0, 0)               = 0
[pid 24652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24652] write(3, "1000", 4)         = 4
[pid 24652] close(3)                    = 0
[pid 24652] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24652] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.940279][T24648] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24652] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24652] close(5)                    = 0
[pid 24652] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24655 attached
) = 24655
[pid 24652] tkill(24655, SIGSTOP)       = 0
[pid 24655] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24652, si_uid=65534} ---
[pid 24652] exit_group(0 <unfinished ...>
[pid 24655] --- stopped by SIGSTOP ---
[pid 24652] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24655, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24652] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24652, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24656 attached
, child_tidptr=0x555556efc5d0) = 24656
[pid 24656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24656] setpgid(0, 0)               = 0
[pid 24656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24656] write(3, "1000", 4)         = 4
[pid 24656] close(3)                    = 0
[pid 24656] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24656] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24656] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24656] close(5)                    = 0
[pid 24656] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24659 attached
) = 24659
[pid 24656] tkill(24659, SIGSTOP)       = 0
[pid 24659] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24656, si_uid=65534} ---
[pid 24656] exit_group(0 <unfinished ...>
[pid 24659] --- stopped by SIGSTOP ---
[pid 24656] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24659, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24656] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24656, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24660 attached
, child_tidptr=0x555556efc5d0) = 24660
[pid 24660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24660] setpgid(0, 0)               = 0
[pid 24660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24660] write(3, "1000", 4)         = 4
[pid 24660] close(3)                    = 0
[pid 24660] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24660] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  189.985005][T24652] vhci_hcd vhci_hcd.0: port 0 already used
[  190.023763][T24656] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24660] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24660] close(5)                    = 0
[pid 24660] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24663 attached
) = 24663
[pid 24660] tkill(24663, SIGSTOP)       = 0
[pid 24663] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24660, si_uid=65534} ---
[pid 24660] exit_group(0 <unfinished ...>
[pid 24663] --- stopped by SIGSTOP ---
[pid 24660] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24663, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24660] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24660, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24664 attached
, child_tidptr=0x555556efc5d0) = 24664
[pid 24664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24664] setpgid(0, 0)               = 0
[pid 24664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24664] write(3, "1000", 4)         = 4
[pid 24664] close(3)                    = 0
[pid 24664] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24664] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.069116][T24660] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24664] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24664] close(5)                    = 0
[pid 24664] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24667 attached
) = 24667
[pid 24664] tkill(24667, SIGSTOP)       = 0
[pid 24664] exit_group(0 <unfinished ...>
[pid 24667] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24664, si_uid=65534} ---
[pid 24664] <... exit_group resumed>)   = ?
[pid 24667] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24667, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24664] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24664, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24668 attached
, child_tidptr=0x555556efc5d0) = 24668
[pid 24668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24668] setpgid(0, 0)               = 0
[pid 24668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24668] write(3, "1000", 4)         = 4
[pid 24668] close(3)                    = 0
[pid 24668] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24668] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.110877][T24664] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24668] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24668] close(5)                    = 0
[pid 24668] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24671 attached
) = 24671
[pid 24668] tkill(24671, SIGSTOP)       = 0
[pid 24671] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24668, si_uid=65534} ---
[pid 24668] exit_group(0)               = ?
[pid 24671] --- stopped by SIGSTOP ---
[pid 24668] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24671, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24672 attached
, child_tidptr=0x555556efc5d0) = 24672
[pid 24672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24672] setpgid(0, 0)               = 0
[pid 24672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24672] write(3, "1000", 4)         = 4
[pid 24672] close(3)                    = 0
[pid 24672] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24672] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.152410][T24668] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24672] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24672] close(5)                    = 0
[pid 24672] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24675 attached
) = 24675
[pid 24672] tkill(24675, SIGSTOP)       = 0
[pid 24675] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24672, si_uid=65534} ---
[pid 24672] exit_group(0 <unfinished ...>
[pid 24675] --- stopped by SIGSTOP ---
[pid 24672] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24675, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24672] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24672, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24676 attached
, child_tidptr=0x555556efc5d0) = 24676
[pid 24676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24676] setpgid(0, 0)               = 0
[pid 24676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24676] write(3, "1000", 4)         = 4
[pid 24676] close(3)                    = 0
[pid 24676] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24676] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.194606][T24672] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24676] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24676] close(5)                    = 0
[pid 24676] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24679 attached
) = 24679
[pid 24676] tkill(24679, SIGSTOP)       = 0
[pid 24679] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24676, si_uid=65534} ---
[pid 24676] exit_group(0 <unfinished ...>
[pid 24679] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24679, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24676] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24676] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24676, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24680 attached
, child_tidptr=0x555556efc5d0) = 24680
[pid 24680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24680] setpgid(0, 0)               = 0
[pid 24680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24680] write(3, "1000", 4)         = 4
[pid 24680] close(3)                    = 0
[pid 24680] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24680] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24680] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24680] close(5)                    = 0
[pid 24680] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24683 attached
) = 24683
[pid 24680] tkill(24683, SIGSTOP)       = 0
[pid 24683] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24680, si_uid=65534} ---
[pid 24680] exit_group(0 <unfinished ...>
[pid 24683] --- stopped by SIGSTOP ---
[pid 24680] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24683, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24680] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24680, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24684 attached
, child_tidptr=0x555556efc5d0) = 24684
[pid 24684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24684] setpgid(0, 0)               = 0
[pid 24684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24684] write(3, "1000", 4)         = 4
[pid 24684] close(3)                    = 0
[pid 24684] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24684] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.236267][T24676] vhci_hcd vhci_hcd.0: port 0 already used
[  190.273494][T24680] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24684] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24684] close(5)                    = 0
[pid 24684] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24687 attached
) = 24687
[pid 24684] tkill(24687, SIGSTOP)       = 0
[pid 24687] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24684, si_uid=65534} ---
[pid 24684] exit_group(0 <unfinished ...>
[pid 24687] --- stopped by SIGSTOP ---
[pid 24684] <... exit_group resumed>)   = ?
[pid 24684] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24687, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24688 attached
, child_tidptr=0x555556efc5d0) = 24688
[pid 24688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24688] setpgid(0, 0)               = 0
[pid 24688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24688] write(3, "1000", 4)         = 4
[pid 24688] close(3)                    = 0
[pid 24688] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24688] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.312609][T24684] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24688] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24688] close(5)                    = 0
[pid 24688] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24691 attached
) = 24691
[pid 24688] tkill(24691, SIGSTOP)       = 0
[pid 24691] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24688, si_uid=65534} ---
[pid 24688] exit_group(0 <unfinished ...>
[pid 24691] --- stopped by SIGSTOP ---
[pid 24688] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24691, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24688] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24688, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24692 attached
, child_tidptr=0x555556efc5d0) = 24692
[pid 24692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24692] setpgid(0, 0)               = 0
[pid 24692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24692] write(3, "1000", 4)         = 4
[pid 24692] close(3)                    = 0
[pid 24692] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24692] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.358409][T24688] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24692] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24692] close(5)                    = 0
[pid 24692] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24695 attached
) = 24695
[pid 24692] tkill(24695, SIGSTOP)       = 0
[pid 24692] exit_group(0 <unfinished ...>
[pid 24695] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24692, si_uid=65534} ---
[pid 24692] <... exit_group resumed>)   = ?
[pid 24695] --- stopped by SIGSTOP ---
[pid 24692] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24695, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24696 attached
, child_tidptr=0x555556efc5d0) = 24696
[pid 24696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24696] setpgid(0, 0)               = 0
[pid 24696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24696] write(3, "1000", 4)         = 4
[pid 24696] close(3)                    = 0
[pid 24696] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24696] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.402465][T24692] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24696] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24696] close(5)                    = 0
[pid 24696] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24699 attached
) = 24699
[pid 24696] tkill(24699, SIGSTOP)       = 0
[pid 24699] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24696, si_uid=65534} ---
[pid 24696] exit_group(0)               = ?
[pid 24699] --- stopped by SIGSTOP ---
[pid 24696] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24699, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24700 attached
, child_tidptr=0x555556efc5d0) = 24700
[pid 24700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24700] setpgid(0, 0)               = 0
[pid 24700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24700] write(3, "1000", 4)         = 4
[pid 24700] close(3)                    = 0
[pid 24700] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24700] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24700] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  190.444844][T24696] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24700] close(5)                    = 0
[pid 24700] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24703 attached
) = 24703
[pid 24700] tkill(24703, SIGSTOP)       = 0
[pid 24703] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24700, si_uid=65534} ---
[pid 24700] exit_group(0 <unfinished ...>
[pid 24703] --- stopped by SIGSTOP ---
[pid 24700] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24703, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24700] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24700, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24704 attached
, child_tidptr=0x555556efc5d0) = 24704
[pid 24704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24704] setpgid(0, 0)               = 0
[pid 24704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24704] write(3, "1000", 4)         = 4
[pid 24704] close(3)                    = 0
[pid 24704] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24704] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.488456][T24700] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24704] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24704] close(5)                    = 0
[pid 24704] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24707 attached
) = 24707
[pid 24704] tkill(24707, SIGSTOP)       = 0
[pid 24707] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24704, si_uid=65534} ---
[pid 24704] exit_group(0)               = ?
[pid 24707] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24707, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24704] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24704, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24708 attached
, child_tidptr=0x555556efc5d0) = 24708
[pid 24708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24708] setpgid(0, 0)               = 0
[pid 24708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24708] write(3, "1000", 4)         = 4
[pid 24708] close(3)                    = 0
[pid 24708] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24708] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.535850][T24704] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24708] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24708] close(5)                    = 0
[pid 24708] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24711 attached
) = 24711
[pid 24708] tkill(24711, SIGSTOP)       = 0
[pid 24708] exit_group(0)               = ?
[pid 24711] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24708, si_uid=65534} ---
[pid 24708] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24708, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24711, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24711] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24712 attached
, child_tidptr=0x555556efc5d0) = 24712
[pid 24712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24712] setpgid(0, 0)               = 0
[pid 24712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24712] write(3, "1000", 4)         = 4
[pid 24712] close(3)                    = 0
[pid 24712] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24712] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.577893][T24708] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24712] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24712] close(5)                    = 0
[pid 24712] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24715 attached
) = 24715
[pid 24712] tkill(24715, SIGSTOP)       = 0
[pid 24712] exit_group(0 <unfinished ...>
[pid 24715] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24712, si_uid=65534} ---
[pid 24712] <... exit_group resumed>)   = ?
[pid 24712] +++ exited with 0 +++
[pid 24715] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24712, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24716 attached
, child_tidptr=0x555556efc5d0) = 24716
[pid 24716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24716] setpgid(0, 0)               = 0
[pid 24716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24716] write(3, "1000", 4)         = 4
[pid 24716] close(3)                    = 0
[pid 24716] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24716] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.620755][T24712] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24716] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24716] close(5)                    = 0
[pid 24716] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24719 attached
) = 24719
[pid 24716] tkill(24719, SIGSTOP)       = 0
[pid 24719] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24716, si_uid=65534} ---
[pid 24716] exit_group(0 <unfinished ...>
[pid 24719] --- stopped by SIGSTOP ---
[pid 24716] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24719, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24716] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24716, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24720 attached
, child_tidptr=0x555556efc5d0) = 24720
[pid 24720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24720] setpgid(0, 0)               = 0
[pid 24720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24720] write(3, "1000", 4)         = 4
[pid 24720] close(3)                    = 0
[pid 24720] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24720] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24720] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24720] close(5)                    = 0
[pid 24720] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24723 attached
) = 24723
[pid 24720] tkill(24723, SIGSTOP)       = 0
[pid 24723] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24720, si_uid=65534} ---
[pid 24720] exit_group(0 <unfinished ...>
[pid 24723] --- stopped by SIGSTOP ---
[pid 24720] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24723, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24720] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24720, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24724 attached
, child_tidptr=0x555556efc5d0) = 24724
[pid 24724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24724] setpgid(0, 0)               = 0
[pid 24724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24724] write(3, "1000", 4)         = 4
[pid 24724] close(3)                    = 0
[pid 24724] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24724] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.663434][T24716] vhci_hcd vhci_hcd.0: port 0 already used
[  190.699963][T24720] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24724] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24724] close(5)                    = 0
[pid 24724] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24727 attached
) = 24727
[pid 24724] tkill(24727, SIGSTOP)       = 0
[pid 24724] exit_group(0 <unfinished ...>
[pid 24727] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24724, si_uid=65534} ---
[pid 24724] <... exit_group resumed>)   = ?
[pid 24727] --- stopped by SIGSTOP ---
[pid 24724] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24727, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24728 attached
, child_tidptr=0x555556efc5d0) = 24728
[pid 24728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24728] setpgid(0, 0)               = 0
[pid 24728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24728] write(3, "1000", 4)         = 4
[pid 24728] close(3)                    = 0
[pid 24728] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24728] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24728] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24728] close(5)                    = 0
[pid 24728] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24731 attached
) = 24731
[pid 24728] tkill(24731, SIGSTOP)       = 0
[pid 24731] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24728, si_uid=65534} ---
[pid 24728] exit_group(0 <unfinished ...>
[pid 24731] --- stopped by SIGSTOP ---
[pid 24728] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24731, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24728] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24728, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24732 attached
, child_tidptr=0x555556efc5d0) = 24732
[pid 24732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24732] setpgid(0, 0)               = 0
[pid 24732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24732] write(3, "1000", 4)         = 4
[pid 24732] close(3)                    = 0
[pid 24732] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  190.737388][T24724] vhci_hcd vhci_hcd.0: port 0 already used
[  190.775414][T24728] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24732] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24732] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24732] close(5)                    = 0
[pid 24732] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24735 attached
) = 24735
[pid 24732] tkill(24735, SIGSTOP)       = 0
[pid 24735] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24732, si_uid=65534} ---
[pid 24732] exit_group(0 <unfinished ...>
[pid 24735] --- stopped by SIGSTOP ---
[pid 24732] <... exit_group resumed>)   = ?
[pid 24732] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24735, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24736 attached
, child_tidptr=0x555556efc5d0) = 24736
[pid 24736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24736] setpgid(0, 0)               = 0
[pid 24736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24736] write(3, "1000", 4)         = 4
[pid 24736] close(3)                    = 0
[pid 24736] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24736] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.823643][T24732] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24736] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24736] close(5)                    = 0
[pid 24736] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24739 attached
) = 24739
[pid 24736] tkill(24739, SIGSTOP)       = 0
[pid 24739] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24736, si_uid=65534} ---
[pid 24736] exit_group(0 <unfinished ...>
[pid 24739] --- stopped by SIGSTOP ---
[pid 24736] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24739, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24736] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24736, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24740 attached
, child_tidptr=0x555556efc5d0) = 24740
[pid 24740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24740] setpgid(0, 0)               = 0
[pid 24740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24740] write(3, "1000", 4)         = 4
[pid 24740] close(3)                    = 0
[pid 24740] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24740] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24740] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24740] close(5)                    = 0
[pid 24740] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24743 attached
) = 24743
[pid 24740] tkill(24743, SIGSTOP)       = 0
[pid 24743] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24740, si_uid=65534} ---
[pid 24740] exit_group(0 <unfinished ...>
[pid 24743] --- stopped by SIGSTOP ---
[pid 24740] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24743, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24740] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24740, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24744 attached
, child_tidptr=0x555556efc5d0) = 24744
[pid 24744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24744] setpgid(0, 0)               = 0
[pid 24744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24744] write(3, "1000", 4)         = 4
[pid 24744] close(3)                    = 0
[pid 24744] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24744] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.865221][T24736] vhci_hcd vhci_hcd.0: port 0 already used
[  190.904106][T24740] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24744] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24744] close(5)                    = 0
[pid 24744] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24747 attached
) = 24747
[pid 24744] tkill(24747, SIGSTOP)       = 0
[pid 24747] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24744, si_uid=65534} ---
[pid 24744] exit_group(0 <unfinished ...>
[pid 24747] --- stopped by SIGSTOP ---
[pid 24744] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24747, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24744] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24744, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24748 attached
, child_tidptr=0x555556efc5d0) = 24748
[pid 24748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24748] setpgid(0, 0)               = 0
[pid 24748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24748] write(3, "1000", 4)         = 4
[pid 24748] close(3)                    = 0
[pid 24748] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24748] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.940282][T24744] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24748] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24748] close(5)                    = 0
[pid 24748] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24751 attached
) = 24751
[pid 24748] tkill(24751, SIGSTOP)       = 0
[pid 24751] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24748, si_uid=65534} ---
[pid 24748] exit_group(0 <unfinished ...>
[pid 24751] --- stopped by SIGSTOP ---
[pid 24748] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24751, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24748] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24748, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24752 attached
, child_tidptr=0x555556efc5d0) = 24752
[pid 24752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24752] setpgid(0, 0)               = 0
[pid 24752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24752] write(3, "1000", 4)         = 4
[pid 24752] close(3)                    = 0
[pid 24752] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24752] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24752] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24752] close(5)                    = 0
[pid 24752] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24755 attached
) = 24755
[pid 24752] tkill(24755, SIGSTOP)       = 0
[pid 24755] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24752, si_uid=65534} ---
[pid 24752] exit_group(0 <unfinished ...>
[pid 24755] --- stopped by SIGSTOP ---
[pid 24752] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24755, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24752] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24752, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24756 attached
, child_tidptr=0x555556efc5d0) = 24756
[pid 24756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24756] setpgid(0, 0)               = 0
[pid 24756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24756] write(3, "1000", 4)         = 4
[pid 24756] close(3)                    = 0
[pid 24756] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24756] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  190.988024][T24748] vhci_hcd vhci_hcd.0: port 0 already used
[  191.027831][T24752] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24756] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24756] close(5)                    = 0
[pid 24756] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24759 attached
) = 24759
[pid 24756] tkill(24759, SIGSTOP)       = 0
[pid 24759] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24756, si_uid=65534} ---
[pid 24756] exit_group(0 <unfinished ...>
[pid 24759] --- stopped by SIGSTOP ---
[pid 24756] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24759, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24756] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24756, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24760 attached
, child_tidptr=0x555556efc5d0) = 24760
[pid 24760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24760] setpgid(0, 0)               = 0
[pid 24760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24760] write(3, "1000", 4)         = 4
[pid 24760] close(3)                    = 0
[pid 24760] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24760] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.071600][T24756] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24760] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24760] close(5)                    = 0
[pid 24760] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24763 attached
) = 24763
[pid 24760] tkill(24763, SIGSTOP)       = 0
[pid 24763] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24760, si_uid=65534} ---
[pid 24760] exit_group(0 <unfinished ...>
[pid 24763] --- stopped by SIGSTOP ---
[pid 24760] <... exit_group resumed>)   = ?
[pid 24760] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24763, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24764 attached
, child_tidptr=0x555556efc5d0) = 24764
[pid 24764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24764] setpgid(0, 0)               = 0
[pid 24764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24764] write(3, "1000", 4)         = 4
[pid 24764] close(3)                    = 0
[pid 24764] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24764] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.114842][T24760] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24764] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24764] close(5)                    = 0
[pid 24764] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24767 attached
) = 24767
[pid 24764] tkill(24767, SIGSTOP)       = 0
[pid 24767] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24764, si_uid=65534} ---
[pid 24767] --- stopped by SIGSTOP ---
[pid 24764] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24767, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24764] <... exit_group resumed>)   = ?
[pid 24764] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24764, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24768 attached
, child_tidptr=0x555556efc5d0) = 24768
[pid 24768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24768] setpgid(0, 0)               = 0
[pid 24768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24768] write(3, "1000", 4)         = 4
[pid 24768] close(3)                    = 0
[pid 24768] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24768] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.158760][T24764] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24768] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24768] close(5)                    = 0
[pid 24768] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24771 attached
) = 24771
[pid 24768] tkill(24771, SIGSTOP)       = 0
[pid 24768] exit_group(0 <unfinished ...>
[pid 24771] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24768, si_uid=65534} ---
[pid 24768] <... exit_group resumed>)   = ?
[pid 24771] --- stopped by SIGSTOP ---
[pid 24768] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24771, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24772 attached
, child_tidptr=0x555556efc5d0) = 24772
[pid 24772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24772] setpgid(0, 0)               = 0
[pid 24772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24772] write(3, "1000", 4)         = 4
[pid 24772] close(3)                    = 0
[pid 24772] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24772] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24772] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24772] close(5)                    = 0
[pid 24772] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24775 attached
) = 24775
[pid 24772] tkill(24775, SIGSTOP)       = 0
[pid 24775] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24772, si_uid=65534} ---
[pid 24772] exit_group(0 <unfinished ...>
[pid 24775] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24775, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24772] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24772] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24772, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24776 attached
, child_tidptr=0x555556efc5d0) = 24776
[pid 24776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24776] setpgid(0, 0)               = 0
[pid 24776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24776] write(3, "1000", 4)         = 4
[pid 24776] close(3)                    = 0
[pid 24776] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24776] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.205924][T24768] vhci_hcd vhci_hcd.0: port 0 already used
[  191.245314][T24772] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24776] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24776] close(5)                    = 0
[pid 24776] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24779 attached
) = 24779
[pid 24776] tkill(24779, SIGSTOP)       = 0
[pid 24779] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24776, si_uid=65534} ---
[pid 24776] exit_group(0 <unfinished ...>
[pid 24779] --- stopped by SIGSTOP ---
[pid 24776] <... exit_group resumed>)   = ?
[pid 24776] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24779, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24780 attached
, child_tidptr=0x555556efc5d0) = 24780
[pid 24780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24780] setpgid(0, 0)               = 0
[pid 24780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24780] write(3, "1000", 4)         = 4
[pid 24780] close(3)                    = 0
[pid 24780] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24780] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.284662][T24776] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24780] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24780] close(5)                    = 0
[pid 24780] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24783 attached
) = 24783
[pid 24780] tkill(24783, SIGSTOP)       = 0
[pid 24783] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24780, si_uid=65534} ---
[pid 24780] exit_group(0 <unfinished ...>
[pid 24783] --- stopped by SIGSTOP ---
[pid 24780] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24783, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24780] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24780, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24784 attached
, child_tidptr=0x555556efc5d0) = 24784
[pid 24784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24784] setpgid(0, 0)               = 0
[pid 24784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24784] write(3, "1000", 4)         = 4
[pid 24784] close(3)                    = 0
[pid 24784] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24784] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.327670][T24780] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24784] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24784] close(5)                    = 0
[pid 24784] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24787 attached
) = 24787
[pid 24784] tkill(24787, SIGSTOP)       = 0
[pid 24787] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24784, si_uid=65534} ---
[pid 24784] exit_group(0 <unfinished ...>
[pid 24787] --- stopped by SIGSTOP ---
[pid 24784] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24787, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24784] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24784, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24788 attached
, child_tidptr=0x555556efc5d0) = 24788
[pid 24788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24788] setpgid(0, 0)               = 0
[pid 24788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24788] write(3, "1000", 4)         = 4
[pid 24788] close(3)                    = 0
[pid 24788] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24788] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.369062][T24784] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24788] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24788] close(5)                    = 0
[pid 24788] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24791 attached
) = 24791
[pid 24788] tkill(24791, SIGSTOP)       = 0
[pid 24791] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24788, si_uid=65534} ---
[pid 24788] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24791, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24791] --- stopped by SIGSTOP ---
[pid 24788] <... exit_group resumed>)   = ?
[pid 24788] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24788, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24792 attached
, child_tidptr=0x555556efc5d0) = 24792
[pid 24792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24792] setpgid(0, 0)               = 0
[pid 24792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24792] write(3, "1000", 4)         = 4
[pid 24792] close(3)                    = 0
[pid 24792] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24792] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.411076][T24788] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24792] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24792] close(5)                    = 0
[pid 24792] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24795 attached
) = 24795
[pid 24792] tkill(24795, SIGSTOP)       = 0
[pid 24792] exit_group(0 <unfinished ...>
[pid 24795] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24792, si_uid=65534} ---
[pid 24792] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24795, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24795] --- stopped by SIGSTOP ---
[pid 24792] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24792, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24796 attached
, child_tidptr=0x555556efc5d0) = 24796
[pid 24796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24796] setpgid(0, 0)               = 0
[pid 24796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24796] write(3, "1000", 4)         = 4
[pid 24796] close(3)                    = 0
[pid 24796] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24796] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24796] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24796] close(5)                    = 0
[pid 24796] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24799 attached
) = 24799
[pid 24796] tkill(24799, SIGSTOP)       = 0
[pid 24799] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24796, si_uid=65534} ---
[pid 24796] exit_group(0 <unfinished ...>
[pid 24799] --- stopped by SIGSTOP ---
[pid 24796] <... exit_group resumed>)   = ?
[pid 24796] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24799, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24800 attached
, child_tidptr=0x555556efc5d0) = 24800
[pid 24800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24800] setpgid(0, 0)               = 0
[pid 24800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24800] write(3, "1000", 4)         = 4
[pid 24800] close(3)                    = 0
[pid 24800] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24800] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.453682][T24792] vhci_hcd vhci_hcd.0: port 0 already used
[  191.493504][T24796] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24800] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24800] close(5)                    = 0
[pid 24800] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24803 attached
) = 24803
[pid 24800] tkill(24803, SIGSTOP)       = 0
[pid 24803] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24800, si_uid=65534} ---
[pid 24800] exit_group(0 <unfinished ...>
[pid 24803] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24803, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24800] <... exit_group resumed>)   = ?
[pid 24800] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24800, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24804 attached
, child_tidptr=0x555556efc5d0) = 24804
[pid 24804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24804] setpgid(0, 0)               = 0
[pid 24804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24804] write(3, "1000", 4)         = 4
[pid 24804] close(3)                    = 0
[pid 24804] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24804] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24804] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24804] close(5)                    = 0
[pid 24804] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24807 attached
) = 24807
[pid 24804] tkill(24807, SIGSTOP)       = 0
[pid 24807] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24804, si_uid=65534} ---
[pid 24804] exit_group(0 <unfinished ...>
[pid 24807] --- stopped by SIGSTOP ---
[pid 24804] <... exit_group resumed>)   = ?
[pid 24804] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24807, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24808 attached
, child_tidptr=0x555556efc5d0) = 24808
[pid 24808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24808] setpgid(0, 0)               = 0
[pid 24808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24808] write(3, "1000", 4)         = 4
[pid 24808] close(3)                    = 0
[pid 24808] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24808] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.534722][T24800] vhci_hcd vhci_hcd.0: port 0 already used
[  191.574706][T24804] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24808] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24808] close(5)                    = 0
[pid 24808] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24811 attached
) = 24811
[pid 24808] tkill(24811, SIGSTOP)       = 0
[pid 24808] exit_group(0)               = ?
[pid 24811] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24808, si_uid=65534} ---
[pid 24808] +++ exited with 0 +++
[pid 24811] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24808, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24812 attached
, child_tidptr=0x555556efc5d0) = 24812
[pid 24812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24812] setpgid(0, 0)               = 0
[pid 24812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24812] write(3, "1000", 4)         = 4
[pid 24812] close(3)                    = 0
[pid 24812] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24812] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.616802][T24808] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24812] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24812] close(5)                    = 0
[pid 24812] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24815 attached
) = 24815
[pid 24812] tkill(24815, SIGSTOP)       = 0
[pid 24812] exit_group(0 <unfinished ...>
[pid 24815] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24812, si_uid=65534} ---
[pid 24812] <... exit_group resumed>)   = ?
[pid 24815] --- stopped by SIGSTOP ---
[pid 24812] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24815, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24816 attached
, child_tidptr=0x555556efc5d0) = 24816
[pid 24816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24816] setpgid(0, 0)               = 0
[pid 24816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24816] write(3, "1000", 4)         = 4
[pid 24816] close(3)                    = 0
[pid 24816] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24816] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.658558][T24812] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24816] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24816] close(5)                    = 0
[pid 24816] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24819 attached
) = 24819
[pid 24816] tkill(24819, SIGSTOP)       = 0
[pid 24819] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24816, si_uid=65534} ---
[pid 24816] exit_group(0 <unfinished ...>
[pid 24819] --- stopped by SIGSTOP ---
[pid 24816] <... exit_group resumed>)   = ?
[pid 24816] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24819, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24820 attached
, child_tidptr=0x555556efc5d0) = 24820
[pid 24820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24820] setpgid(0, 0)               = 0
[pid 24820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24820] write(3, "1000", 4)         = 4
[pid 24820] close(3)                    = 0
[pid 24820] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24820] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.701183][T24816] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24820] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24820] close(5)                    = 0
[pid 24820] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24823 attached
) = 24823
[pid 24820] tkill(24823, SIGSTOP)       = 0
[pid 24823] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24820, si_uid=65534} ---
[pid 24820] exit_group(0 <unfinished ...>
[pid 24823] --- stopped by SIGSTOP ---
[pid 24820] <... exit_group resumed>)   = ?
[pid 24820] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24823, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24824 attached
, child_tidptr=0x555556efc5d0) = 24824
[pid 24824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24824] setpgid(0, 0)               = 0
[pid 24824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24824] write(3, "1000", 4)         = 4
[pid 24824] close(3)                    = 0
[pid 24824] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24824] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.744224][T24820] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24824] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24824] close(5)                    = 0
[pid 24824] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24827 attached
) = 24827
[pid 24824] tkill(24827, SIGSTOP)       = 0
[pid 24827] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24824, si_uid=65534} ---
[pid 24824] exit_group(0 <unfinished ...>
[pid 24827] --- stopped by SIGSTOP ---
[pid 24824] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24827, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24824] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24824, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24828 attached
, child_tidptr=0x555556efc5d0) = 24828
[pid 24828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24828] setpgid(0, 0)               = 0
[pid 24828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24828] write(3, "1000", 4)         = 4
[pid 24828] close(3)                    = 0
[pid 24828] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24828] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24828] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24828] close(5)                    = 0
[pid 24828] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24831 attached
) = 24831
[pid 24828] tkill(24831, SIGSTOP)       = 0
[pid 24831] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24828, si_uid=65534} ---
[pid 24828] exit_group(0 <unfinished ...>
[pid 24831] --- stopped by SIGSTOP ---
[pid 24828] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24831, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24828] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24828, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24832 attached
, child_tidptr=0x555556efc5d0) = 24832
[pid 24832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24832] setpgid(0, 0)               = 0
[pid 24832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24832] write(3, "1000", 4)         = 4
[pid 24832] close(3)                    = 0
[pid 24832] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24832] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.788720][T24824] vhci_hcd vhci_hcd.0: port 0 already used
[  191.828500][T24828] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24832] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24832] close(5)                    = 0
[pid 24832] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24835 attached
) = 24835
[pid 24832] tkill(24835, SIGSTOP)       = 0
[pid 24832] exit_group(0)               = ?
[pid 24835] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24832, si_uid=65534} ---
[pid 24835] --- stopped by SIGSTOP ---
[pid 24832] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24835, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24836 attached
, child_tidptr=0x555556efc5d0) = 24836
[pid 24836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24836] setpgid(0, 0)               = 0
[pid 24836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24836] write(3, "1000", 4)         = 4
[pid 24836] close(3)                    = 0
[pid 24836] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24836] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.867313][T24832] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24836] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24836] close(5)                    = 0
[pid 24836] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24839 attached
) = 24839
[pid 24836] tkill(24839, SIGSTOP)       = 0
[pid 24836] exit_group(0 <unfinished ...>
[pid 24839] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24836, si_uid=65534} ---
[pid 24836] <... exit_group resumed>)   = ?
[pid 24839] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24839, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24836] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24836, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24840 attached
, child_tidptr=0x555556efc5d0) = 24840
[pid 24840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24840] setpgid(0, 0)               = 0
[pid 24840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24840] write(3, "1000", 4)         = 4
[pid 24840] close(3)                    = 0
[pid 24840] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24840] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24840] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24840] close(5)                    = 0
[pid 24840] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24843 attached
) = 24843
[pid 24840] tkill(24843, SIGSTOP)       = 0
[pid 24843] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24840, si_uid=65534} ---
[pid 24840] exit_group(0 <unfinished ...>
[pid 24843] --- stopped by SIGSTOP ---
[pid 24840] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24843, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24840] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24840, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24844 attached
, child_tidptr=0x555556efc5d0) = 24844
[pid 24844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24844] setpgid(0, 0)               = 0
[pid 24844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24844] write(3, "1000", 4)         = 4
[pid 24844] close(3)                    = 0
[pid 24844] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24844] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.908957][T24836] vhci_hcd vhci_hcd.0: port 0 already used
[  191.948307][T24840] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24844] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24844] close(5)                    = 0
[pid 24844] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24847 attached
) = 24847
[pid 24844] tkill(24847, SIGSTOP)       = 0
[pid 24847] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24844, si_uid=65534} ---
[pid 24844] exit_group(0 <unfinished ...>
[pid 24847] --- stopped by SIGSTOP ---
[pid 24844] <... exit_group resumed>)   = ?
[pid 24844] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24847, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24848 attached
, child_tidptr=0x555556efc5d0) = 24848
[pid 24848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24848] setpgid(0, 0)               = 0
[pid 24848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24848] write(3, "1000", 4)         = 4
[pid 24848] close(3)                    = 0
[pid 24848] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24848] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  191.987422][T24844] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24848] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24848] close(5)                    = 0
[pid 24848] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24851 attached
) = 24851
[pid 24848] tkill(24851, SIGSTOP)       = 0
[pid 24851] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24848, si_uid=65534} ---
[pid 24848] exit_group(0 <unfinished ...>
[pid 24851] --- stopped by SIGSTOP ---
[pid 24848] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24851, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24848] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24848, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24852 attached
, child_tidptr=0x555556efc5d0) = 24852
[pid 24852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24852] setpgid(0, 0)               = 0
[pid 24852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24852] write(3, "1000", 4)         = 4
[pid 24852] close(3)                    = 0
[pid 24852] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24852] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24852] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24852] close(5)                    = 0
[pid 24852] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24855 attached
) = 24855
[pid 24852] tkill(24855, SIGSTOP)       = 0
[pid 24855] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24852, si_uid=65534} ---
[pid 24852] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24855, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24855] --- stopped by SIGSTOP ---
[pid 24852] <... exit_group resumed>)   = ?
[pid 24852] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24852, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24856 attached
, child_tidptr=0x555556efc5d0) = 24856
[pid 24856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24856] setpgid(0, 0)               = 0
[pid 24856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24856] write(3, "1000", 4)         = 4
[pid 24856] close(3)                    = 0
[pid 24856] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24856] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.029245][T24848] vhci_hcd vhci_hcd.0: port 0 already used
[  192.066509][T24852] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24856] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24856] close(5)                    = 0
[pid 24856] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24859 attached
) = 24859
[pid 24856] tkill(24859, SIGSTOP)       = 0
[pid 24856] exit_group(0 <unfinished ...>
[pid 24859] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24856, si_uid=65534} ---
[pid 24856] <... exit_group resumed>)   = ?
[pid 24859] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24859, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24856] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24856, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24860 attached
, child_tidptr=0x555556efc5d0) = 24860
[pid 24860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24860] setpgid(0, 0)               = 0
[pid 24860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24860] write(3, "1000", 4)         = 4
[pid 24860] close(3)                    = 0
[pid 24860] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24860] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.109182][T24856] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24860] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24860] close(5)                    = 0
[pid 24860] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24863 attached
) = 24863
[pid 24860] tkill(24863, SIGSTOP)       = 0
[pid 24860] exit_group(0 <unfinished ...>
[pid 24863] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24860, si_uid=65534} ---
[pid 24860] <... exit_group resumed>)   = ?
[pid 24863] --- stopped by SIGSTOP ---
[pid 24860] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24863, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24864 attached
, child_tidptr=0x555556efc5d0) = 24864
[pid 24864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24864] setpgid(0, 0)               = 0
[pid 24864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24864] write(3, "1000", 4)         = 4
[pid 24864] close(3)                    = 0
[pid 24864] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  192.150438][T24860] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24864] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24864] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24864] close(5)                    = 0
[pid 24864] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24867 attached
) = 24867
[pid 24864] tkill(24867, SIGSTOP)       = 0
[pid 24867] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24864, si_uid=65534} ---
[pid 24864] exit_group(0 <unfinished ...>
[pid 24867] --- stopped by SIGSTOP ---
[pid 24864] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24867, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24864] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24864, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24868 attached
, child_tidptr=0x555556efc5d0) = 24868
[pid 24868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24868] setpgid(0, 0)               = 0
[pid 24868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24868] write(3, "1000", 4)         = 4
[pid 24868] close(3)                    = 0
[pid 24868] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24868] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24868] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24868] close(5)                    = 0
[pid 24868] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24871 attached
) = 24871
[pid 24868] tkill(24871, SIGSTOP)       = 0
[pid 24871] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24868, si_uid=65534} ---
[pid 24868] exit_group(0 <unfinished ...>
[pid 24871] --- stopped by SIGSTOP ---
[pid 24868] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24871, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 24868] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24868, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24872 attached
, child_tidptr=0x555556efc5d0) = 24872
[pid 24872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24872] setpgid(0, 0)               = 0
[pid 24872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24872] write(3, "1000", 4)         = 4
[pid 24872] close(3)                    = 0
[pid 24872] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24872] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.193394][T24864] vhci_hcd vhci_hcd.0: port 0 already used
[  192.230422][T24868] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24872] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24872] close(5)                    = 0
[pid 24872] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24875 attached
) = 24875
[pid 24872] tkill(24875, SIGSTOP)       = 0
[pid 24875] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24872, si_uid=65534} ---
[pid 24872] exit_group(0 <unfinished ...>
[pid 24875] --- stopped by SIGSTOP ---
[pid 24872] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24875, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24872] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24872, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24876 attached
, child_tidptr=0x555556efc5d0) = 24876
[pid 24876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24876] setpgid(0, 0)               = 0
[pid 24876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24876] write(3, "1000", 4)         = 4
[pid 24876] close(3)                    = 0
[pid 24876] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24876] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24876] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24876] close(5)                    = 0
[pid 24876] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24879 attached
) = 24879
[pid 24876] tkill(24879, SIGSTOP)       = 0
[pid 24879] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24876, si_uid=65534} ---
[pid 24876] exit_group(0 <unfinished ...>
[pid 24879] --- stopped by SIGSTOP ---
[pid 24876] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24879, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24876] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24876, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24880 attached
, child_tidptr=0x555556efc5d0) = 24880
[pid 24880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24880] setpgid(0, 0)               = 0
[pid 24880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24880] write(3, "1000", 4)         = 4
[pid 24880] close(3)                    = 0
[pid 24880] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24880] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.265410][T24872] vhci_hcd vhci_hcd.0: port 0 already used
[  192.303020][T24876] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24880] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24880] close(5)                    = 0
[pid 24880] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24883 attached
) = 24883
[pid 24880] tkill(24883, SIGSTOP)       = 0
[pid 24880] exit_group(0)               = ?
[pid 24883] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24880, si_uid=65534} ---
[pid 24880] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24880, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 24883] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24884 attached
, child_tidptr=0x555556efc5d0) = 24884
[pid 24884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24884] setpgid(0, 0)               = 0
[pid 24884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24884] write(3, "1000", 4)         = 4
[pid 24884] close(3)                    = 0
[pid 24884] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24884] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24884] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24884] close(5)                    = 0
[pid 24884] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24887 attached
) = 24887
[pid 24884] tkill(24887, SIGSTOP)       = 0
[pid 24887] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24884, si_uid=65534} ---
[pid 24884] exit_group(0 <unfinished ...>
[pid 24887] --- stopped by SIGSTOP ---
[pid 24884] <... exit_group resumed>)   = ?
[pid 24884] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24887, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24888 attached
, child_tidptr=0x555556efc5d0) = 24888
[pid 24888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24888] setpgid(0, 0)               = 0
[pid 24888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24888] write(3, "1000", 4)         = 4
[pid 24888] close(3)                    = 0
[pid 24888] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24888] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.343128][T24880] vhci_hcd vhci_hcd.0: port 0 already used
[  192.378403][T24884] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24888] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24888] close(5)                    = 0
[pid 24888] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24891 attached
) = 24891
[pid 24888] tkill(24891, SIGSTOP)       = 0
[pid 24888] exit_group(0 <unfinished ...>
[pid 24891] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24888, si_uid=65534} ---
[pid 24888] <... exit_group resumed>)   = ?
[pid 24891] --- stopped by SIGSTOP ---
[pid 24888] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24891, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24892 attached
, child_tidptr=0x555556efc5d0) = 24892
[pid 24892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24892] setpgid(0, 0)               = 0
[pid 24892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24892] write(3, "1000", 4)         = 4
[pid 24892] close(3)                    = 0
[pid 24892] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24892] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24892] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24892] close(5)                    = 0
[pid 24892] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24895 attached
) = 24895
[pid 24892] tkill(24895, SIGSTOP)       = 0
[pid 24895] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24892, si_uid=65534} ---
[pid 24892] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24895, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24895] --- stopped by SIGSTOP ---
[pid 24892] <... exit_group resumed>)   = ?
[pid 24892] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24892, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24896 attached
, child_tidptr=0x555556efc5d0) = 24896
[pid 24896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24896] setpgid(0, 0)               = 0
[pid 24896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24896] write(3, "1000", 4)         = 4
[pid 24896] close(3)                    = 0
[pid 24896] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24896] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.421058][T24888] vhci_hcd vhci_hcd.0: port 0 already used
[  192.460610][T24892] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24896] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24896] close(5)                    = 0
[pid 24896] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24899 attached
) = 24899
[pid 24896] tkill(24899, SIGSTOP)       = 0
[pid 24899] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24896, si_uid=65534} ---
[pid 24896] exit_group(0 <unfinished ...>
[pid 24899] --- stopped by SIGSTOP ---
[pid 24896] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24899, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24896] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24896, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24900 attached
, child_tidptr=0x555556efc5d0) = 24900
[pid 24900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24900] setpgid(0, 0)               = 0
[pid 24900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24900] write(3, "1000", 4)         = 4
[pid 24900] close(3)                    = 0
[pid 24900] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24900] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.500276][T24896] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24900] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24900] close(5)                    = 0
[pid 24900] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24903 attached
) = 24903
[pid 24900] tkill(24903, SIGSTOP)       = 0
[pid 24903] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24900, si_uid=65534} ---
[pid 24900] exit_group(0 <unfinished ...>
[pid 24903] --- stopped by SIGSTOP ---
[pid 24900] <... exit_group resumed>)   = ?
[pid 24900] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24903, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24904 attached
, child_tidptr=0x555556efc5d0) = 24904
[pid 24904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24904] setpgid(0, 0)               = 0
[pid 24904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24904] write(3, "1000", 4)         = 4
[pid 24904] close(3)                    = 0
[pid 24904] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24904] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.540505][T24900] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24904] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24904] close(5)                    = 0
[pid 24904] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24907 attached
) = 24907
[pid 24904] tkill(24907, SIGSTOP)       = 0
[pid 24904] exit_group(0 <unfinished ...>
[pid 24907] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24904, si_uid=65534} ---
[pid 24904] <... exit_group resumed>)   = ?
[pid 24907] --- stopped by SIGSTOP ---
[pid 24904] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24907, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24908 attached
, child_tidptr=0x555556efc5d0) = 24908
[pid 24908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24908] setpgid(0, 0)               = 0
[pid 24908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24908] write(3, "1000", 4)         = 4
[pid 24908] close(3)                    = 0
[pid 24908] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24908] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.582670][T24904] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24908] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24908] close(5)                    = 0
[pid 24908] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24911 attached
) = 24911
[pid 24908] tkill(24911, SIGSTOP)       = 0
[pid 24911] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24908, si_uid=65534} ---
[pid 24908] exit_group(0 <unfinished ...>
[pid 24911] --- stopped by SIGSTOP ---
[pid 24908] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24911, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24908] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24908, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24912 attached
, child_tidptr=0x555556efc5d0) = 24912
[pid 24912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24912] setpgid(0, 0)               = 0
[pid 24912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24912] write(3, "1000", 4)         = 4
[pid 24912] close(3)                    = 0
[pid 24912] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24912] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.624389][T24908] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24912] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24912] close(5)                    = 0
[pid 24912] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24915 attached
) = 24915
[pid 24912] tkill(24915, SIGSTOP)       = 0
[pid 24912] exit_group(0)               = ?
[pid 24915] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24912, si_uid=65534} ---
[pid 24912] +++ exited with 0 +++
[pid 24915] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24912, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24916 attached
, child_tidptr=0x555556efc5d0) = 24916
[pid 24916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24916] setpgid(0, 0)               = 0
[pid 24916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24916] write(3, "1000", 4)         = 4
[pid 24916] close(3)                    = 0
[pid 24916] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24916] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.670371][T24912] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24916] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24916] close(5)                    = 0
[pid 24916] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24919 attached
) = 24919
[pid 24916] tkill(24919, SIGSTOP)       = 0
[pid 24919] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24916, si_uid=65534} ---
[pid 24916] exit_group(0 <unfinished ...>
[pid 24919] --- stopped by SIGSTOP ---
[pid 24916] <... exit_group resumed>)   = ?
[pid 24916] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24919, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24920 attached
, child_tidptr=0x555556efc5d0) = 24920
[pid 24920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24920] setpgid(0, 0)               = 0
[pid 24920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24920] write(3, "1000", 4)         = 4
[pid 24920] close(3)                    = 0
[pid 24920] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24920] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.715089][T24916] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24920] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24920] close(5)                    = 0
[pid 24920] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24923 attached
) = 24923
[pid 24920] tkill(24923, SIGSTOP)       = 0
[pid 24923] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24920, si_uid=65534} ---
[pid 24920] exit_group(0 <unfinished ...>
[pid 24923] --- stopped by SIGSTOP ---
[pid 24920] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24923, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24920] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24920, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24924 attached
, child_tidptr=0x555556efc5d0) = 24924
[pid 24924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24924] setpgid(0, 0)               = 0
[pid 24924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24924] write(3, "1000", 4)         = 4
[pid 24924] close(3)                    = 0
[pid 24924] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24924] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24924] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24924] close(5)                    = 0
[pid 24924] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24927 attached
) = 24927
[pid 24924] tkill(24927, SIGSTOP)       = 0
[pid 24924] exit_group(0 <unfinished ...>
[pid 24927] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24924, si_uid=65534} ---
[pid 24924] <... exit_group resumed>)   = ?
[pid 24924] +++ exited with 0 +++
[pid 24927] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24924, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24928 attached
, child_tidptr=0x555556efc5d0) = 24928
[pid 24928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24928] setpgid(0, 0)               = 0
[pid 24928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24928] write(3, "1000", 4)         = 4
[pid 24928] close(3)                    = 0
[pid 24928] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24928] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.759292][T24920] vhci_hcd vhci_hcd.0: port 0 already used
[  192.797392][T24924] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24928] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24928] close(5)                    = 0
[pid 24928] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24931 attached
) = 24931
[pid 24928] tkill(24931, SIGSTOP)       = 0
[pid 24931] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24928, si_uid=65534} ---
[pid 24928] exit_group(0)               = ?
[pid 24928] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24928, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 24931] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24931, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24932 attached
, child_tidptr=0x555556efc5d0) = 24932
[pid 24932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24932] setpgid(0, 0)               = 0
[pid 24932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24932] write(3, "1000", 4)         = 4
[pid 24932] close(3)                    = 0
[pid 24932] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24932] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.838753][T24928] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24932] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24932] close(5)                    = 0
[pid 24932] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24935 attached
) = 24935
[pid 24932] tkill(24935, SIGSTOP)       = 0
[pid 24935] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24932, si_uid=65534} ---
[pid 24932] exit_group(0 <unfinished ...>
[pid 24935] --- stopped by SIGSTOP ---
[pid 24932] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24935, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24932] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24932, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24936 attached
, child_tidptr=0x555556efc5d0) = 24936
[pid 24936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24936] setpgid(0, 0)               = 0
[pid 24936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24936] write(3, "1000", 4)         = 4
[pid 24936] close(3)                    = 0
[pid 24936] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24936] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24936] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24936] close(5)                    = 0
[pid 24936] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24939 attached
) = 24939
[pid 24936] tkill(24939, SIGSTOP)       = 0
[pid 24939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24936, si_uid=65534} ---
[pid 24936] exit_group(0 <unfinished ...>
[pid 24939] --- stopped by SIGSTOP ---
[pid 24936] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24939, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24936] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24936, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24940 attached
, child_tidptr=0x555556efc5d0) = 24940
[pid 24940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24940] setpgid(0, 0)               = 0
[pid 24940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24940] write(3, "1000", 4)         = 4
[pid 24940] close(3)                    = 0
[pid 24940] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24940] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.885226][T24932] vhci_hcd vhci_hcd.0: port 0 already used
[  192.924383][T24936] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24940] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24940] close(5)                    = 0
[pid 24940] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24943 attached
) = 24943
[pid 24940] tkill(24943, SIGSTOP)       = 0
[pid 24943] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24940, si_uid=65534} ---
[pid 24940] exit_group(0 <unfinished ...>
[pid 24943] --- stopped by SIGSTOP ---
[pid 24940] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24943, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24940] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24940, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24944 attached
, child_tidptr=0x555556efc5d0) = 24944
[pid 24944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24944] setpgid(0, 0)               = 0
[pid 24944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24944] write(3, "1000", 4)         = 4
[pid 24944] close(3)                    = 0
[pid 24944] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24944] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  192.962962][T24940] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24944] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24944] close(5)                    = 0
[pid 24944] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24947 attached
) = 24947
[pid 24944] tkill(24947, SIGSTOP)       = 0
[pid 24947] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24944, si_uid=65534} ---
[pid 24944] exit_group(0 <unfinished ...>
[pid 24947] --- stopped by SIGSTOP ---
[pid 24944] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24947, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 24944] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24944, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24948 attached
, child_tidptr=0x555556efc5d0) = 24948
[pid 24948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24948] setpgid(0, 0)               = 0
[pid 24948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24948] write(3, "1000", 4)         = 4
[pid 24948] close(3)                    = 0
[pid 24948] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24948] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24948] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24948] close(5)                    = 0
[pid 24948] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24951 attached
) = 24951
[pid 24948] tkill(24951, SIGSTOP)       = 0
[pid 24951] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24948, si_uid=65534} ---
[pid 24948] exit_group(0)               = ?
[pid 24951] --- stopped by SIGSTOP ---
[pid 24948] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24951, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24952 attached
, child_tidptr=0x555556efc5d0) = 24952
[pid 24952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24952] setpgid(0, 0)               = 0
[  193.003795][T24944] vhci_hcd vhci_hcd.0: port 0 already used
[  193.041857][T24948] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24952] write(3, "1000", 4)         = 4
[pid 24952] close(3)                    = 0
[pid 24952] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24952] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 24952] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24952] close(5)                    = 0
[pid 24952] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24955 attached
) = 24955
[pid 24952] tkill(24955, SIGSTOP)       = 0
[pid 24955] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24952, si_uid=65534} ---
[pid 24952] exit_group(0 <unfinished ...>
[pid 24955] --- stopped by SIGSTOP ---
[pid 24952] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24955, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24952] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24952, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24956 attached
, child_tidptr=0x555556efc5d0) = 24956
[pid 24956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24956] setpgid(0, 0)               = 0
[pid 24956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24956] write(3, "1000", 4)         = 4
[pid 24956] close(3)                    = 0
[pid 24956] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24956] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.096444][T24952] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24956] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24956] close(5)                    = 0
[pid 24956] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24959 attached
) = 24959
[pid 24956] tkill(24959, SIGSTOP)       = 0
[pid 24959] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24956, si_uid=65534} ---
[pid 24956] exit_group(0)               = ?
[pid 24959] --- stopped by SIGSTOP ---
[pid 24956] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24959, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24960 attached
, child_tidptr=0x555556efc5d0) = 24960
[pid 24960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24960] setpgid(0, 0)               = 0
[pid 24960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24960] write(3, "1000", 4)         = 4
[pid 24960] close(3)                    = 0
[pid 24960] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24960] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.137447][T24956] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24960] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24960] close(5)                    = 0
[pid 24960] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24963 attached
) = 24963
[pid 24960] tkill(24963, SIGSTOP)       = 0
[pid 24963] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24960, si_uid=65534} ---
[pid 24960] exit_group(0 <unfinished ...>
[pid 24963] --- stopped by SIGSTOP ---
[pid 24960] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24963, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24960] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24960, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24964 attached
, child_tidptr=0x555556efc5d0) = 24964
[pid 24964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24964] setpgid(0, 0)               = 0
[pid 24964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24964] write(3, "1000", 4)         = 4
[pid 24964] close(3)                    = 0
[pid 24964] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24964] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.181305][T24960] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24964] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24964] close(5)                    = 0
[pid 24964] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24967 attached
) = 24967
[pid 24964] tkill(24967, SIGSTOP)       = 0
[pid 24967] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24964, si_uid=65534} ---
[pid 24964] exit_group(0 <unfinished ...>
[pid 24967] --- stopped by SIGSTOP ---
[pid 24964] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24967, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24964] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24964, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24968 attached
, child_tidptr=0x555556efc5d0) = 24968
[pid 24968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24968] setpgid(0, 0)               = 0
[pid 24968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24968] write(3, "1000", 4)         = 4
[pid 24968] close(3)                    = 0
[pid 24968] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24968] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.223685][T24964] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24968] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24968] close(5)                    = 0
[pid 24968] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24971 attached
) = 24971
[pid 24968] tkill(24971, SIGSTOP)       = 0
[pid 24971] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24968, si_uid=65534} ---
[pid 24968] exit_group(0)               = ?
[pid 24971] --- stopped by SIGSTOP ---
[pid 24968] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24971, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24972 attached
, child_tidptr=0x555556efc5d0) = 24972
[pid 24972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24972] setpgid(0, 0)               = 0
[pid 24972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24972] write(3, "1000", 4)         = 4
[pid 24972] close(3)                    = 0
[pid 24972] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24972] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.266391][T24968] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24972] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24972] close(5)                    = 0
[pid 24972] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24975 attached
) = 24975
[pid 24972] tkill(24975, SIGSTOP)       = 0
[pid 24975] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24972, si_uid=65534} ---
[pid 24972] exit_group(0 <unfinished ...>
[pid 24975] --- stopped by SIGSTOP ---
[pid 24972] <... exit_group resumed>)   = ?
[pid 24972] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24975, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24976 attached
, child_tidptr=0x555556efc5d0) = 24976
[pid 24976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24976] setpgid(0, 0)               = 0
[pid 24976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24976] write(3, "1000", 4)         = 4
[pid 24976] close(3)                    = 0
[pid 24976] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24976] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.307895][T24972] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24976] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24976] close(5)                    = 0
[pid 24976] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24979 attached
) = 24979
[pid 24976] tkill(24979, SIGSTOP)       = 0
[pid 24976] exit_group(0 <unfinished ...>
[pid 24979] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24976, si_uid=65534} ---
[pid 24976] <... exit_group resumed>)   = ?
[pid 24979] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24979, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24976] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24976, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24980 attached
, child_tidptr=0x555556efc5d0) = 24980
[pid 24980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24980] setpgid(0, 0)               = 0
[pid 24980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24980] write(3, "1000", 4)         = 4
[pid 24980] close(3)                    = 0
[pid 24980] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24980] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.350838][T24976] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24980] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24980] close(5)                    = 0
[pid 24980] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24983 attached
) = 24983
[pid 24980] tkill(24983, SIGSTOP)       = 0
[pid 24980] exit_group(0 <unfinished ...>
[pid 24983] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24980, si_uid=65534} ---
[pid 24980] <... exit_group resumed>)   = ?
[pid 24983] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24983, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24980] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24980, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24984 attached
, child_tidptr=0x555556efc5d0) = 24984
[pid 24984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24984] setpgid(0, 0)               = 0
[pid 24984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24984] write(3, "1000", 4)         = 4
[pid 24984] close(3)                    = 0
[pid 24984] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24984] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.391499][T24980] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24984] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24984] close(5)                    = 0
[pid 24984] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24987 attached
) = 24987
[pid 24984] tkill(24987, SIGSTOP)       = 0
[pid 24987] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24984, si_uid=65534} ---
[pid 24984] exit_group(0 <unfinished ...>
[pid 24987] --- stopped by SIGSTOP ---
[pid 24984] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24987, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24984] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24984, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24988 attached
, child_tidptr=0x555556efc5d0) = 24988
[pid 24988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24988] setpgid(0, 0)               = 0
[pid 24988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24988] write(3, "1000", 4)         = 4
[pid 24988] close(3)                    = 0
[pid 24988] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24988] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.435265][T24984] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24988] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24988] close(5)                    = 0
[pid 24988] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24991 attached
) = 24991
[pid 24988] tkill(24991, SIGSTOP)       = 0
[pid 24991] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24988, si_uid=65534} ---
[pid 24988] exit_group(0 <unfinished ...>
[pid 24991] --- stopped by SIGSTOP ---
[pid 24988] <... exit_group resumed>)   = ?
[pid 24988] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24991, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24992 attached
, child_tidptr=0x555556efc5d0) = 24992
[pid 24992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24992] setpgid(0, 0)               = 0
[pid 24992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24992] write(3, "1000", 4)         = 4
[pid 24992] close(3)                    = 0
[pid 24992] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24992] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.476168][T24988] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24992] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24992] close(5)                    = 0
[pid 24992] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24995 attached
) = 24995
[pid 24992] tkill(24995, SIGSTOP)       = 0
[pid 24995] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24992, si_uid=65534} ---
[pid 24995] --- stopped by SIGSTOP ---
[pid 24992] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24995, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24992] <... exit_group resumed>)   = ?
[pid 24992] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24992, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 24996 attached
, child_tidptr=0x555556efc5d0) = 24996
[pid 24996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 24996] setpgid(0, 0)               = 0
[pid 24996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 24996] write(3, "1000", 4)         = 4
[pid 24996] close(3)                    = 0
[pid 24996] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 24996] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.519580][T24992] vhci_hcd vhci_hcd.0: port 0 already used
[pid 24996] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 24996] close(5)                    = 0
[pid 24996] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 24999 attached
) = 24999
[pid 24996] tkill(24999, SIGSTOP)       = 0
[pid 24999] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=24996, si_uid=65534} ---
[pid 24996] exit_group(0 <unfinished ...>
[pid 24999] --- stopped by SIGSTOP ---
[pid 24996] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=24999, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 24996] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24996, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 25000
./strace-static-x86_64: Process 25000 attached
[pid 25000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25000] setpgid(0, 0)               = 0
[pid 25000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25000] write(3, "1000", 4)         = 4
[pid 25000] close(3)                    = 0
[pid 25000] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25000] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.562913][T24996] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25000] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25000] close(5)                    = 0
[pid 25000] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 25003
[pid 25000] tkill(25003, SIGSTOP)       = 0
[pid 25000] exit_group(0)               = ?
./strace-static-x86_64: Process 25003 attached
[pid 25000] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25000, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25003] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25000, si_uid=65534} ---
[pid 25003] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25003, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 25004
./strace-static-x86_64: Process 25004 attached
[pid 25004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25004] setpgid(0, 0)               = 0
[pid 25004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25004] write(3, "1000", 4)         = 4
[pid 25004] close(3)                    = 0
[pid 25004] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25004] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.620206][T25000] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25004] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25004] close(5)                    = 0
[pid 25004] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 25007
[pid 25004] tkill(25007, SIGSTOP)       = 0
[pid 25004] exit_group(0)               = ?
./strace-static-x86_64: Process 25007 attached
[pid 25004] +++ exited with 0 +++
[pid 25007] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25004, si_uid=65534} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25004, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25007] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25007, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 25008
./strace-static-x86_64: Process 25008 attached
[pid 25008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25008] setpgid(0, 0)               = 0
[pid 25008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25008] write(3, "1000", 4)         = 4
[pid 25008] close(3)                    = 0
[  193.681268][T25004] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25008] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25008] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25008] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25008] close(5)                    = 0
[pid 25008] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 25011
[pid 25008] tkill(25011, SIGSTOP)       = 0
[pid 25008] exit_group(0)               = ?
./strace-static-x86_64: Process 25011 attached
[pid 25008] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25008, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 25011] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25008, si_uid=65534} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25011] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25011, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 25012
./strace-static-x86_64: Process 25012 attached
[pid 25012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25012] setpgid(0, 0)               = 0
[pid 25012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25012] write(3, "1000", 4)         = 4
[pid 25012] close(3)                    = 0
[pid 25012] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25012] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.754098][T25008] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25012] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25012] close(5)                    = 0
[pid 25012] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 25015
[pid 25012] tkill(25015, SIGSTOP)       = 0
[pid 25012] exit_group(0)               = ?
./strace-static-x86_64: Process 25015 attached
[pid 25012] +++ exited with 0 +++
[pid 25015] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25012, si_uid=65534} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25012, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25015] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25015, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 25016
./strace-static-x86_64: Process 25016 attached
[pid 25016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25016] setpgid(0, 0)               = 0
[pid 25016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25016] write(3, "1000", 4)         = 4
[pid 25016] close(3)                    = 0
[pid 25016] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25016] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.807843][T25012] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25016] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25016] close(5)                    = 0
[pid 25016] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25019 attached
) = 25019
[pid 25016] tkill(25019, SIGSTOP)       = 0
[pid 25019] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25016, si_uid=65534} ---
[pid 25016] exit_group(0 <unfinished ...>
[pid 25019] --- stopped by SIGSTOP ---
[pid 25016] <... exit_group resumed>)   = ?
[pid 25016] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25019, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25020 attached
, child_tidptr=0x555556efc5d0) = 25020
[pid 25020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25020] setpgid(0, 0)               = 0
[pid 25020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25020] write(3, "1000", 4)         = 4
[pid 25020] close(3)                    = 0
[pid 25020] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25020] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.871232][T25016] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25020] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25020] close(5)                    = 0
[pid 25020] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25023 attached
) = 25023
[pid 25020] tkill(25023, SIGSTOP)       = 0
[pid 25023] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25020, si_uid=65534} ---
[pid 25020] exit_group(0)               = ?
[pid 25023] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25023, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25020] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25020, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25024 attached
, child_tidptr=0x555556efc5d0) = 25024
[pid 25024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25024] setpgid(0, 0)               = 0
[pid 25024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25024] write(3, "1000", 4)         = 4
[pid 25024] close(3)                    = 0
[pid 25024] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25024] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.914119][T25020] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25024] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25024] close(5)                    = 0
[pid 25024] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25027 attached
) = 25027
[pid 25024] tkill(25027, SIGSTOP)       = 0
[pid 25027] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25024, si_uid=65534} ---
[pid 25024] exit_group(0)               = ?
[pid 25027] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25027, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25024] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25024, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25028 attached
, child_tidptr=0x555556efc5d0) = 25028
[pid 25028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25028] setpgid(0, 0)               = 0
[pid 25028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25028] write(3, "1000", 4)         = 4
[pid 25028] close(3)                    = 0
[pid 25028] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25028] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.955661][T25024] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25028] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25028] close(5)                    = 0
[pid 25028] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25031 attached
) = 25031
[pid 25028] tkill(25031, SIGSTOP)       = 0
[pid 25031] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25028, si_uid=65534} ---
[pid 25028] exit_group(0 <unfinished ...>
[pid 25031] --- stopped by SIGSTOP ---
[pid 25028] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25031, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25028] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25028, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25032 attached
, child_tidptr=0x555556efc5d0) = 25032
[pid 25032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25032] setpgid(0, 0)               = 0
[pid 25032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25032] write(3, "1000", 4)         = 4
[pid 25032] close(3)                    = 0
[pid 25032] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25032] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  193.997383][T25028] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25032] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25032] close(5)                    = 0
[pid 25032] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25035 attached
) = 25035
[pid 25032] tkill(25035, SIGSTOP)       = 0
[pid 25035] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25032, si_uid=65534} ---
[pid 25032] exit_group(0)               = ?
[pid 25035] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25035, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25032] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25032, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25036 attached
, child_tidptr=0x555556efc5d0) = 25036
[pid 25036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25036] setpgid(0, 0)               = 0
[pid 25036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25036] write(3, "1000", 4)         = 4
[pid 25036] close(3)                    = 0
[pid 25036] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25036] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25036] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25036] close(5)                    = 0
[pid 25036] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25039 attached
) = 25039
[pid 25036] tkill(25039, SIGSTOP)       = 0
[pid 25039] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25036, si_uid=65534} ---
[pid 25036] exit_group(0 <unfinished ...>
[pid 25039] --- stopped by SIGSTOP ---
[pid 25036] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25039, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25036] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25036, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25040 attached
, child_tidptr=0x555556efc5d0) = 25040
[pid 25040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25040] setpgid(0, 0)               = 0
[pid 25040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25040] write(3, "1000", 4)         = 4
[pid 25040] close(3)                    = 0
[pid 25040] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25040] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.043825][T25032] vhci_hcd vhci_hcd.0: port 0 already used
[  194.083292][T25036] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25040] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25040] close(5)                    = 0
[pid 25040] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25043 attached
) = 25043
[pid 25040] tkill(25043, SIGSTOP)       = 0
[pid 25043] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25040, si_uid=65534} ---
[pid 25040] exit_group(0 <unfinished ...>
[pid 25043] --- stopped by SIGSTOP ---
[pid 25040] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25043, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25040] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25040, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25044 attached
, child_tidptr=0x555556efc5d0) = 25044
[pid 25044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25044] setpgid(0, 0)               = 0
[pid 25044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25044] write(3, "1000", 4)         = 4
[pid 25044] close(3)                    = 0
[pid 25044] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25044] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25044] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25044] close(5)                    = 0
[pid 25044] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25047 attached
) = 25047
[pid 25044] tkill(25047, SIGSTOP)       = 0
[pid 25047] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25044, si_uid=65534} ---
[pid 25044] exit_group(0)               = ?
[pid 25047] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25047, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25044] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25044, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25048 attached
, child_tidptr=0x555556efc5d0) = 25048
[pid 25048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25048] setpgid(0, 0)               = 0
[pid 25048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25048] write(3, "1000", 4)         = 4
[pid 25048] close(3)                    = 0
[pid 25048] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25048] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.123146][T25040] vhci_hcd vhci_hcd.0: port 0 already used
[  194.162882][T25044] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25048] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25048] close(5)                    = 0
[pid 25048] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25051 attached
) = 25051
[pid 25048] tkill(25051, SIGSTOP)       = 0
[pid 25051] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25048, si_uid=65534} ---
[pid 25048] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25051, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25051] --- stopped by SIGSTOP ---
[pid 25048] <... exit_group resumed>)   = ?
[pid 25048] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25048, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25052 attached
, child_tidptr=0x555556efc5d0) = 25052
[pid 25052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25052] setpgid(0, 0)               = 0
[pid 25052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25052] write(3, "1000", 4)         = 4
[pid 25052] close(3)                    = 0
[pid 25052] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25052] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25052] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25052] close(5)                    = 0
[pid 25052] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25055 attached
) = 25055
[pid 25052] tkill(25055, SIGSTOP)       = 0
[pid 25055] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25052, si_uid=65534} ---
[pid 25052] exit_group(0 <unfinished ...>
[pid 25055] --- stopped by SIGSTOP ---
[pid 25052] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25055, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25052] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25052, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25056 attached
, child_tidptr=0x555556efc5d0) = 25056
[pid 25056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25056] setpgid(0, 0)               = 0
[pid 25056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25056] write(3, "1000", 4)         = 4
[pid 25056] close(3)                    = 0
[pid 25056] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25056] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.207053][T25048] vhci_hcd vhci_hcd.0: port 0 already used
[  194.245203][T25052] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25056] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25056] close(5)                    = 0
[pid 25056] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25059 attached
) = 25059
[pid 25056] tkill(25059, SIGSTOP)       = 0
[pid 25059] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25056, si_uid=65534} ---
[pid 25056] exit_group(0 <unfinished ...>
[pid 25059] --- stopped by SIGSTOP ---
[pid 25056] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25059, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25056] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25056, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25060 attached
, child_tidptr=0x555556efc5d0) = 25060
[pid 25060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25060] setpgid(0, 0)               = 0
[pid 25060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25060] write(3, "1000", 4)         = 4
[pid 25060] close(3)                    = 0
[pid 25060] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25060] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.286937][T25056] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25060] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25060] close(5)                    = 0
[pid 25060] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25063 attached
) = 25063
[pid 25060] tkill(25063, SIGSTOP)       = 0
[pid 25063] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25060, si_uid=65534} ---
[pid 25060] exit_group(0 <unfinished ...>
[pid 25063] --- stopped by SIGSTOP ---
[pid 25060] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25063, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25060] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25060, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25064 attached
, child_tidptr=0x555556efc5d0) = 25064
[pid 25064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25064] setpgid(0, 0)               = 0
[pid 25064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25064] write(3, "1000", 4)         = 4
[pid 25064] close(3)                    = 0
[pid 25064] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25064] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.328158][T25060] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25064] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25064] close(5)                    = 0
[pid 25064] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25067 attached
) = 25067
[pid 25064] tkill(25067, SIGSTOP)       = 0
[pid 25067] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25064, si_uid=65534} ---
[pid 25064] exit_group(0)               = ?
[pid 25064] +++ exited with 0 +++
[pid 25067] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25064, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25068 attached
, child_tidptr=0x555556efc5d0) = 25068
[pid 25068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25068] setpgid(0, 0)               = 0
[pid 25068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25068] write(3, "1000", 4)         = 4
[pid 25068] close(3)                    = 0
[pid 25068] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25068] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.370742][T25064] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25068] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25068] close(5)                    = 0
[pid 25068] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25071 attached
) = 25071
[pid 25068] tkill(25071, SIGSTOP)       = 0
[pid 25071] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25068, si_uid=65534} ---
[pid 25068] exit_group(0 <unfinished ...>
[pid 25071] --- stopped by SIGSTOP ---
[pid 25068] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25071, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25068] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25068, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25072 attached
, child_tidptr=0x555556efc5d0) = 25072
[pid 25072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25072] setpgid(0, 0)               = 0
[pid 25072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25072] write(3, "1000", 4)         = 4
[pid 25072] close(3)                    = 0
[pid 25072] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25072] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.415370][T25068] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25072] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25072] close(5)                    = 0
[pid 25072] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25075 attached
) = 25075
[pid 25072] tkill(25075, SIGSTOP)       = 0
[pid 25075] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25072, si_uid=65534} ---
[pid 25072] exit_group(0 <unfinished ...>
[pid 25075] --- stopped by SIGSTOP ---
[pid 25072] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25075, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25072] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25072, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25076 attached
, child_tidptr=0x555556efc5d0) = 25076
[pid 25076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25076] setpgid(0, 0)               = 0
[pid 25076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25076] write(3, "1000", 4)         = 4
[pid 25076] close(3)                    = 0
[pid 25076] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25076] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.457639][T25072] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25076] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25076] close(5)                    = 0
[pid 25076] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25079 attached
) = 25079
[pid 25076] tkill(25079, SIGSTOP)       = 0
[pid 25079] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25076, si_uid=65534} ---
[pid 25076] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25079, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25079] --- stopped by SIGSTOP ---
[pid 25076] <... exit_group resumed>)   = ?
[pid 25076] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25076, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25080 attached
, child_tidptr=0x555556efc5d0) = 25080
[pid 25080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25080] setpgid(0, 0)               = 0
[pid 25080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25080] write(3, "1000", 4)         = 4
[pid 25080] close(3)                    = 0
[pid 25080] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25080] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.504140][T25076] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25080] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25080] close(5)                    = 0
[pid 25080] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25083 attached
) = 25083
[pid 25080] tkill(25083, SIGSTOP)       = 0
[pid 25083] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25080, si_uid=65534} ---
[pid 25080] exit_group(0 <unfinished ...>
[pid 25083] --- stopped by SIGSTOP ---
[pid 25080] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25083, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25080] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25080, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25084 attached
, child_tidptr=0x555556efc5d0) = 25084
[pid 25084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25084] setpgid(0, 0)               = 0
[pid 25084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25084] write(3, "1000", 4)         = 4
[pid 25084] close(3)                    = 0
[pid 25084] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25084] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.546625][T25080] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25084] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25084] close(5)                    = 0
[pid 25084] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25087 attached
) = 25087
[pid 25084] tkill(25087, SIGSTOP)       = 0
[pid 25087] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25084, si_uid=65534} ---
[pid 25084] exit_group(0 <unfinished ...>
[pid 25087] --- stopped by SIGSTOP ---
[pid 25084] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25087, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25084] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25084, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25088 attached
, child_tidptr=0x555556efc5d0) = 25088
[pid 25088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25088] setpgid(0, 0)               = 0
[pid 25088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25088] write(3, "1000", 4)         = 4
[pid 25088] close(3)                    = 0
[pid 25088] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25088] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25088] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25088] close(5)                    = 0
[pid 25088] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25091 attached
) = 25091
[pid 25088] tkill(25091, SIGSTOP)       = 0
[pid 25091] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25088, si_uid=65534} ---
[pid 25088] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25091, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25091] --- stopped by SIGSTOP ---
[pid 25088] <... exit_group resumed>)   = ?
[pid 25088] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25088, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25092 attached
, child_tidptr=0x555556efc5d0) = 25092
[pid 25092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25092] setpgid(0, 0)               = 0
[pid 25092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25092] write(3, "1000", 4)         = 4
[pid 25092] close(3)                    = 0
[pid 25092] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25092] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.587267][T25084] vhci_hcd vhci_hcd.0: port 0 already used
[  194.627316][T25088] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25092] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25092] close(5)                    = 0
[pid 25092] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25095 attached
) = 25095
[pid 25092] tkill(25095, SIGSTOP)       = 0
[pid 25095] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25092, si_uid=65534} ---
[pid 25092] exit_group(0 <unfinished ...>
[pid 25095] --- stopped by SIGSTOP ---
[pid 25092] <... exit_group resumed>)   = ?
[pid 25092] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25095, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25096 attached
, child_tidptr=0x555556efc5d0) = 25096
[pid 25096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25096] setpgid(0, 0)               = 0
[pid 25096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25096] write(3, "1000", 4)         = 4
[pid 25096] close(3)                    = 0
[pid 25096] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25096] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.671064][T25092] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25096] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25096] close(5)                    = 0
[pid 25096] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25099 attached
) = 25099
[pid 25096] tkill(25099, SIGSTOP)       = 0
[pid 25099] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25096, si_uid=65534} ---
[pid 25096] exit_group(0 <unfinished ...>
[pid 25099] --- stopped by SIGSTOP ---
[pid 25096] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25099, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25096] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25096, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25100 attached
, child_tidptr=0x555556efc5d0) = 25100
[pid 25100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25100] setpgid(0, 0)               = 0
[pid 25100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25100] write(3, "1000", 4)         = 4
[pid 25100] close(3)                    = 0
[pid 25100] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25100] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25100] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25100] close(5)                    = 0
[pid 25100] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25103 attached
) = 25103
[pid 25100] tkill(25103, SIGSTOP)       = 0
[pid 25103] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25100, si_uid=65534} ---
[pid 25100] exit_group(0 <unfinished ...>
[pid 25103] --- stopped by SIGSTOP ---
[pid 25100] <... exit_group resumed>)   = ?
[pid 25100] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25103, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25104 attached
, child_tidptr=0x555556efc5d0) = 25104
[pid 25104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25104] setpgid(0, 0)               = 0
[  194.715154][T25096] vhci_hcd vhci_hcd.0: port 0 already used
[  194.753643][T25100] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25104] write(3, "1000", 4)         = 4
[pid 25104] close(3)                    = 0
[pid 25104] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25104] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25104] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25104] close(5)                    = 0
[pid 25104] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25107 attached
) = 25107
[pid 25104] tkill(25107, SIGSTOP)       = 0
[pid 25104] exit_group(0 <unfinished ...>
[pid 25107] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25104, si_uid=65534} ---
[pid 25104] <... exit_group resumed>)   = ?
[pid 25107] --- stopped by SIGSTOP ---
[pid 25104] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25107, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25108 attached
, child_tidptr=0x555556efc5d0) = 25108
[pid 25108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25108] setpgid(0, 0)               = 0
[pid 25108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25108] write(3, "1000", 4)         = 4
[pid 25108] close(3)                    = 0
[pid 25108] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25108] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.807562][T25104] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25108] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25108] close(5)                    = 0
[pid 25108] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25111 attached
) = 25111
[pid 25108] tkill(25111, SIGSTOP)       = 0
[pid 25111] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25108, si_uid=65534} ---
[pid 25108] exit_group(0)               = ?
[pid 25111] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25111, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25108] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25112 attached
, child_tidptr=0x555556efc5d0) = 25112
[pid 25112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25112] setpgid(0, 0)               = 0
[pid 25112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25112] write(3, "1000", 4)         = 4
[pid 25112] close(3)                    = 0
[  194.852409][T25108] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25112] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25112] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25112] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25112] close(5)                    = 0
[pid 25112] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25115 attached
) = 25115
[pid 25112] tkill(25115, SIGSTOP)       = 0
[pid 25112] exit_group(0 <unfinished ...>
[pid 25115] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25112, si_uid=65534} ---
[pid 25112] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25115, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25115] --- stopped by SIGSTOP ---
[pid 25112] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25112, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25116 attached
, child_tidptr=0x555556efc5d0) = 25116
[pid 25116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25116] setpgid(0, 0)               = 0
[pid 25116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25116] write(3, "1000", 4)         = 4
[pid 25116] close(3)                    = 0
[pid 25116] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25116] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25116] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25116] close(5)                    = 0
[pid 25116] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25119 attached
) = 25119
[pid 25116] tkill(25119, SIGSTOP)       = 0
[pid 25116] exit_group(0 <unfinished ...>
[pid 25119] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25116, si_uid=65534} ---
[pid 25116] <... exit_group resumed>)   = ?
[pid 25119] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25119, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25116] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25120 attached
, child_tidptr=0x555556efc5d0) = 25120
[pid 25120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25120] setpgid(0, 0)               = 0
[pid 25120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25120] write(3, "1000", 4)         = 4
[pid 25120] close(3)                    = 0
[pid 25120] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  194.894978][T25112] vhci_hcd vhci_hcd.0: port 0 already used
[  194.933970][T25116] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25120] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25120] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25120] close(5)                    = 0
[pid 25120] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25123 attached
) = 25123
[pid 25120] tkill(25123, SIGSTOP)       = 0
[pid 25123] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25120, si_uid=65534} ---
[pid 25120] exit_group(0 <unfinished ...>
[pid 25123] --- stopped by SIGSTOP ---
[pid 25120] <... exit_group resumed>)   = ?
[pid 25120] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25123, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25124 attached
, child_tidptr=0x555556efc5d0) = 25124
[pid 25124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25124] setpgid(0, 0)               = 0
[pid 25124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25124] write(3, "1000", 4)         = 4
[pid 25124] close(3)                    = 0
[pid 25124] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25124] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  194.972554][T25120] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25124] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25124] close(5)                    = 0
[pid 25124] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25127 attached
) = 25127
[pid 25124] tkill(25127, SIGSTOP)       = 0
[pid 25127] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25124, si_uid=65534} ---
[pid 25124] exit_group(0 <unfinished ...>
[pid 25127] --- stopped by SIGSTOP ---
[pid 25124] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25127, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25124] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25124, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25128 attached
, child_tidptr=0x555556efc5d0) = 25128
[pid 25128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25128] setpgid(0, 0)               = 0
[pid 25128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25128] write(3, "1000", 4)         = 4
[pid 25128] close(3)                    = 0
[pid 25128] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25128] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25128] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25128] close(5)                    = 0
[pid 25128] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25131 attached
) = 25131
[pid 25128] tkill(25131, SIGSTOP)       = 0
[pid 25131] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25128, si_uid=65534} ---
[pid 25128] exit_group(0)               = ?
[pid 25131] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25131, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25128] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25128, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25132 attached
, child_tidptr=0x555556efc5d0) = 25132
[pid 25132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25132] setpgid(0, 0)               = 0
[pid 25132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25132] write(3, "1000", 4)         = 4
[pid 25132] close(3)                    = 0
[pid 25132] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25132] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.013858][T25124] vhci_hcd vhci_hcd.0: port 0 already used
[  195.051740][T25128] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25132] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25132] close(5)                    = 0
[pid 25132] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25135 attached
) = 25135
[pid 25132] tkill(25135, SIGSTOP)       = 0
[pid 25135] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25132, si_uid=65534} ---
[pid 25132] exit_group(0 <unfinished ...>
[pid 25135] --- stopped by SIGSTOP ---
[pid 25132] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25135, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25132] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25132, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25136 attached
, child_tidptr=0x555556efc5d0) = 25136
[pid 25136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25136] setpgid(0, 0)               = 0
[pid 25136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25136] write(3, "1000", 4)         = 4
[pid 25136] close(3)                    = 0
[pid 25136] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25136] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.093244][T25132] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25136] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25136] close(5)                    = 0
[pid 25136] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25139 attached
) = 25139
[pid 25136] tkill(25139, SIGSTOP)       = 0
[pid 25136] exit_group(0 <unfinished ...>
[pid 25139] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25136, si_uid=65534} ---
[pid 25136] <... exit_group resumed>)   = ?
[pid 25136] +++ exited with 0 +++
[pid 25139] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25136, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25140 attached
, child_tidptr=0x555556efc5d0) = 25140
[pid 25140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25140] setpgid(0, 0)               = 0
[pid 25140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25140] write(3, "1000", 4)         = 4
[pid 25140] close(3)                    = 0
[pid 25140] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25140] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25140] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25140] close(5)                    = 0
[pid 25140] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25143 attached
) = 25143
[pid 25140] tkill(25143, SIGSTOP)       = 0
[pid 25140] exit_group(0 <unfinished ...>
[pid 25143] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25140, si_uid=65534} ---
[pid 25140] <... exit_group resumed>)   = ?
[pid 25143] --- stopped by SIGSTOP ---
[pid 25140] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25143, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25144 attached
, child_tidptr=0x555556efc5d0) = 25144
[pid 25144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25144] setpgid(0, 0)               = 0
[pid 25144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25144] write(3, "1000", 4)         = 4
[pid 25144] close(3)                    = 0
[pid 25144] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  195.137105][T25136] vhci_hcd vhci_hcd.0: port 0 already used
[  195.177252][T25140] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25144] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25144] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25144] close(5)                    = 0
[pid 25144] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25147 attached
) = 25147
[pid 25144] tkill(25147, SIGSTOP)       = 0
[pid 25147] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25144, si_uid=65534} ---
[pid 25144] exit_group(0 <unfinished ...>
[pid 25147] --- stopped by SIGSTOP ---
[pid 25144] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25147, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25144] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25144, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25148 attached
, child_tidptr=0x555556efc5d0) = 25148
[pid 25148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25148] setpgid(0, 0)               = 0
[pid 25148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25148] write(3, "1000", 4)         = 4
[pid 25148] close(3)                    = 0
[pid 25148] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25148] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.223044][T25144] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25148] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25148] close(5)                    = 0
[pid 25148] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25151 attached
) = 25151
[pid 25148] tkill(25151, SIGSTOP)       = 0
[pid 25151] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25148, si_uid=65534} ---
[pid 25151] --- stopped by SIGSTOP ---
[pid 25148] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25151, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25148] <... exit_group resumed>)   = ?
[pid 25148] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25148, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25152 attached
, child_tidptr=0x555556efc5d0) = 25152
[pid 25152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25152] setpgid(0, 0)               = 0
[pid 25152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25152] write(3, "1000", 4)         = 4
[pid 25152] close(3)                    = 0
[pid 25152] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25152] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.268291][T25148] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25152] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25152] close(5)                    = 0
[pid 25152] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25155 attached
) = 25155
[pid 25152] tkill(25155, SIGSTOP)       = 0
[pid 25155] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25152, si_uid=65534} ---
[pid 25152] exit_group(0 <unfinished ...>
[pid 25155] --- stopped by SIGSTOP ---
[pid 25152] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25155, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25152] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25152, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25156 attached
, child_tidptr=0x555556efc5d0) = 25156
[pid 25156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25156] setpgid(0, 0)               = 0
[pid 25156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25156] write(3, "1000", 4)         = 4
[pid 25156] close(3)                    = 0
[pid 25156] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25156] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.310804][T25152] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25156] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25156] close(5)                    = 0
[pid 25156] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25159 attached
) = 25159
[pid 25156] tkill(25159, SIGSTOP)       = 0
[pid 25159] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25156, si_uid=65534} ---
[pid 25156] exit_group(0 <unfinished ...>
[pid 25159] --- stopped by SIGSTOP ---
[pid 25156] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25159, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25156] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25156, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25160 attached
, child_tidptr=0x555556efc5d0) = 25160
[pid 25160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25160] setpgid(0, 0)               = 0
[pid 25160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25160] write(3, "1000", 4)         = 4
[pid 25160] close(3)                    = 0
[pid 25160] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25160] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.352233][T25156] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25160] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25160] close(5)                    = 0
[pid 25160] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25163 attached
) = 25163
[pid 25160] tkill(25163, SIGSTOP)       = 0
[pid 25163] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25160, si_uid=65534} ---
[pid 25160] exit_group(0 <unfinished ...>
[pid 25163] --- stopped by SIGSTOP ---
[pid 25160] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25163, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25160] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25160, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25164 attached
, child_tidptr=0x555556efc5d0) = 25164
[pid 25164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25164] setpgid(0, 0)               = 0
[pid 25164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25164] write(3, "1000", 4)         = 4
[pid 25164] close(3)                    = 0
[pid 25164] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25164] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25164] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25164] close(5)                    = 0
[pid 25164] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25167 attached
) = 25167
[pid 25164] tkill(25167, SIGSTOP)       = 0
[pid 25167] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25164, si_uid=65534} ---
[pid 25164] exit_group(0)               = ?
[pid 25167] --- stopped by SIGSTOP ---
[pid 25164] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25167, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25168 attached
, child_tidptr=0x555556efc5d0) = 25168
[pid 25168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25168] setpgid(0, 0)               = 0
[pid 25168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[  195.396022][T25160] vhci_hcd vhci_hcd.0: port 0 already used
[  195.435232][T25164] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25168] write(3, "1000", 4)         = 4
[pid 25168] close(3)                    = 0
[pid 25168] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25168] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25168] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25168] close(5)                    = 0
[pid 25168] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25171 attached
) = 25171
[pid 25168] tkill(25171, SIGSTOP)       = 0
[pid 25171] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25168, si_uid=65534} ---
[pid 25168] exit_group(0 <unfinished ...>
[pid 25171] --- stopped by SIGSTOP ---
[pid 25168] <... exit_group resumed>)   = ?
[pid 25168] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25171, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25172 attached
, child_tidptr=0x555556efc5d0) = 25172
[pid 25172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25172] setpgid(0, 0)               = 0
[pid 25172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25172] write(3, "1000", 4)         = 4
[pid 25172] close(3)                    = 0
[pid 25172] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25172] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.487068][T25168] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25172] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25172] close(5)                    = 0
[pid 25172] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25175 attached
) = 25175
[pid 25172] tkill(25175, SIGSTOP)       = 0
[pid 25172] exit_group(0 <unfinished ...>
[pid 25175] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25172, si_uid=65534} ---
[pid 25172] <... exit_group resumed>)   = ?
[pid 25175] --- stopped by SIGSTOP ---
[pid 25172] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25175, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25176 attached
, child_tidptr=0x555556efc5d0) = 25176
[pid 25176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25176] setpgid(0, 0)               = 0
[pid 25176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25176] write(3, "1000", 4)         = 4
[pid 25176] close(3)                    = 0
[pid 25176] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25176] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.529828][T25172] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25176] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25176] close(5)                    = 0
[pid 25176] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25179 attached
) = 25179
[pid 25176] tkill(25179, SIGSTOP)       = 0
[pid 25176] exit_group(0)               = ?
[pid 25179] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25176, si_uid=65534} ---
[pid 25176] +++ exited with 0 +++
[pid 25179] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25176, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25180 attached
, child_tidptr=0x555556efc5d0) = 25180
[pid 25180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25180] setpgid(0, 0)               = 0
[pid 25180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25180] write(3, "1000", 4)         = 4
[pid 25180] close(3)                    = 0
[pid 25180] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25180] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25180] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25180] close(5)                    = 0
[pid 25180] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25183 attached
) = 25183
[pid 25180] tkill(25183, SIGSTOP)       = 0
[pid 25180] exit_group(0 <unfinished ...>
[pid 25183] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25180, si_uid=65534} ---
[pid 25180] <... exit_group resumed>)   = ?
[pid 25183] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25183, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25180] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25180, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25184 attached
, child_tidptr=0x555556efc5d0) = 25184
[pid 25184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25184] setpgid(0, 0)               = 0
[pid 25184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25184] write(3, "1000", 4)         = 4
[pid 25184] close(3)                    = 0
[pid 25184] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25184] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.571778][T25176] vhci_hcd vhci_hcd.0: port 0 already used
[  195.610138][T25180] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25184] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25184] close(5)                    = 0
[pid 25184] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25187 attached
) = 25187
[pid 25184] tkill(25187, SIGSTOP)       = 0
[pid 25187] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25184, si_uid=65534} ---
[pid 25184] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25187, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25187] --- stopped by SIGSTOP ---
[pid 25184] <... exit_group resumed>)   = ?
[pid 25184] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25184, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25188 attached
, child_tidptr=0x555556efc5d0) = 25188
[pid 25188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25188] setpgid(0, 0)               = 0
[pid 25188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25188] write(3, "1000", 4)         = 4
[pid 25188] close(3)                    = 0
[pid 25188] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25188] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.653147][T25184] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25188] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25188] close(5)                    = 0
[pid 25188] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25191 attached
) = 25191
[pid 25188] tkill(25191, SIGSTOP)       = 0
[pid 25191] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25188, si_uid=65534} ---
[pid 25188] exit_group(0 <unfinished ...>
[pid 25191] --- stopped by SIGSTOP ---
[pid 25188] <... exit_group resumed>)   = ?
[pid 25188] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25191, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25192 attached
, child_tidptr=0x555556efc5d0) = 25192
[pid 25192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25192] setpgid(0, 0)               = 0
[pid 25192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25192] write(3, "1000", 4)         = 4
[pid 25192] close(3)                    = 0
[pid 25192] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25192] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.695736][T25188] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25192] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25192] close(5)                    = 0
[pid 25192] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25195 attached
) = 25195
[pid 25192] tkill(25195, SIGSTOP)       = 0
[pid 25195] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25192, si_uid=65534} ---
[pid 25192] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25195, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25195] --- stopped by SIGSTOP ---
[pid 25192] <... exit_group resumed>)   = ?
[pid 25192] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25192, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25196 attached
, child_tidptr=0x555556efc5d0) = 25196
[pid 25196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25196] setpgid(0, 0)               = 0
[pid 25196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25196] write(3, "1000", 4)         = 4
[pid 25196] close(3)                    = 0
[pid 25196] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25196] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.740623][T25192] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25196] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25196] close(5)                    = 0
[pid 25196] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25199 attached
) = 25199
[pid 25196] tkill(25199, SIGSTOP)       = 0
[pid 25199] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25196, si_uid=65534} ---
[pid 25196] exit_group(0 <unfinished ...>
[pid 25199] --- stopped by SIGSTOP ---
[pid 25196] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25199, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25196] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25196, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25200 attached
, child_tidptr=0x555556efc5d0) = 25200
[pid 25200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25200] setpgid(0, 0)               = 0
[pid 25200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25200] write(3, "1000", 4)         = 4
[pid 25200] close(3)                    = 0
[pid 25200] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25200] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25200] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25200] close(5)                    = 0
[pid 25200] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25203 attached
) = 25203
[pid 25200] tkill(25203, SIGSTOP)       = 0
[pid 25203] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25200, si_uid=65534} ---
[pid 25200] exit_group(0 <unfinished ...>
[pid 25203] --- stopped by SIGSTOP ---
[pid 25200] <... exit_group resumed>)   = ?
[pid 25200] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25203, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25204 attached
, child_tidptr=0x555556efc5d0) = 25204
[pid 25204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[  195.783913][T25196] vhci_hcd vhci_hcd.0: port 0 already used
[  195.823653][T25200] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25204] setpgid(0, 0)               = 0
[pid 25204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25204] write(3, "1000", 4)         = 4
[pid 25204] close(3)                    = 0
[pid 25204] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25204] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25204] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25204] close(5)                    = 0
[pid 25204] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25207 attached
) = 25207
[pid 25204] tkill(25207, SIGSTOP)       = 0
[pid 25207] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25204, si_uid=65534} ---
[pid 25204] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25207, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25207] --- stopped by SIGSTOP ---
[pid 25204] <... exit_group resumed>)   = ?
[pid 25204] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25208 attached
, child_tidptr=0x555556efc5d0) = 25208
[pid 25208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25208] setpgid(0, 0)               = 0
[pid 25208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25208] write(3, "1000", 4)         = 4
[pid 25208] close(3)                    = 0
[pid 25208] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25208] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.878065][T25204] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25208] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25208] close(5)                    = 0
[pid 25208] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25211 attached
) = 25211
[pid 25208] tkill(25211, SIGSTOP)       = 0
[pid 25211] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25208, si_uid=65534} ---
[pid 25208] exit_group(0 <unfinished ...>
[pid 25211] --- stopped by SIGSTOP ---
[pid 25208] <... exit_group resumed>)   = ?
[pid 25208] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25211, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25212 attached
, child_tidptr=0x555556efc5d0) = 25212
[pid 25212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25212] setpgid(0, 0)               = 0
[pid 25212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25212] write(3, "1000", 4)         = 4
[pid 25212] close(3)                    = 0
[pid 25212] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25212] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.918616][T25208] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25212] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25212] close(5)                    = 0
[pid 25212] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25215 attached
) = 25215
[pid 25212] tkill(25215, SIGSTOP)       = 0
[pid 25215] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25212, si_uid=65534} ---
[pid 25212] exit_group(0 <unfinished ...>
[pid 25215] --- stopped by SIGSTOP ---
[pid 25212] <... exit_group resumed>)   = ?
[pid 25212] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25215, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25216 attached
, child_tidptr=0x555556efc5d0) = 25216
[pid 25216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25216] setpgid(0, 0)               = 0
[pid 25216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25216] write(3, "1000", 4)         = 4
[pid 25216] close(3)                    = 0
[pid 25216] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25216] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  195.961091][T25212] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25216] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25216] close(5)                    = 0
[pid 25216] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25219 attached
) = 25219
[pid 25216] tkill(25219, SIGSTOP)       = 0
[pid 25219] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25216, si_uid=65534} ---
[pid 25216] exit_group(0 <unfinished ...>
[pid 25219] --- stopped by SIGSTOP ---
[pid 25216] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25219, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25216] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25216, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25220 attached
, child_tidptr=0x555556efc5d0) = 25220
[pid 25220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25220] setpgid(0, 0)               = 0
[pid 25220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25220] write(3, "1000", 4)         = 4
[pid 25220] close(3)                    = 0
[pid 25220] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25220] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.008252][T25216] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25220] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25220] close(5)                    = 0
[pid 25220] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25223 attached
) = 25223
[pid 25220] tkill(25223, SIGSTOP)       = 0
[pid 25223] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25220, si_uid=65534} ---
[pid 25220] exit_group(0 <unfinished ...>
[pid 25223] --- stopped by SIGSTOP ---
[pid 25220] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25223, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25220] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25220, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25224 attached
, child_tidptr=0x555556efc5d0) = 25224
[pid 25224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25224] setpgid(0, 0)               = 0
[pid 25224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25224] write(3, "1000", 4)         = 4
[pid 25224] close(3)                    = 0
[pid 25224] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25224] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.049403][T25220] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25224] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25224] close(5)                    = 0
[pid 25224] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25227 attached
) = 25227
[pid 25224] tkill(25227, SIGSTOP)       = 0
[pid 25224] exit_group(0 <unfinished ...>
[pid 25227] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25224, si_uid=65534} ---
[pid 25224] <... exit_group resumed>)   = ?
[pid 25227] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25227, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25224] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25224, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25228 attached
, child_tidptr=0x555556efc5d0) = 25228
[pid 25228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25228] setpgid(0, 0)               = 0
[pid 25228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25228] write(3, "1000", 4)         = 4
[pid 25228] close(3)                    = 0
[pid 25228] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25228] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.090735][T25224] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25228] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25228] close(5)                    = 0
[pid 25228] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25231 attached
) = 25231
[pid 25228] tkill(25231, SIGSTOP)       = 0
[pid 25228] exit_group(0)               = ?
[pid 25231] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25228, si_uid=65534} ---
[pid 25228] +++ exited with 0 +++
[pid 25231] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25228, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25232 attached
, child_tidptr=0x555556efc5d0) = 25232
[pid 25232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25232] setpgid(0, 0)               = 0
[pid 25232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25232] write(3, "1000", 4)         = 4
[pid 25232] close(3)                    = 0
[pid 25232] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25232] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25232] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25232] close(5)                    = 0
[pid 25232] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25235 attached
) = 25235
[pid 25232] tkill(25235, SIGSTOP)       = 0
[pid 25235] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25232, si_uid=65534} ---
[pid 25232] exit_group(0 <unfinished ...>
[pid 25235] --- stopped by SIGSTOP ---
[pid 25232] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25235, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25232] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25232, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25236 attached
, child_tidptr=0x555556efc5d0) = 25236
[pid 25236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25236] setpgid(0, 0)               = 0
[pid 25236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25236] write(3, "1000", 4)         = 4
[pid 25236] close(3)                    = 0
[pid 25236] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25236] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.133448][T25228] vhci_hcd vhci_hcd.0: port 0 already used
[  196.171573][T25232] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25236] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25236] close(5)                    = 0
[pid 25236] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25239 attached
) = 25239
[pid 25236] tkill(25239, SIGSTOP)       = 0
[pid 25239] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25236, si_uid=65534} ---
[pid 25236] exit_group(0 <unfinished ...>
[pid 25239] --- stopped by SIGSTOP ---
[pid 25236] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25239, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25236] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25240 attached
, child_tidptr=0x555556efc5d0) = 25240
[pid 25240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25240] setpgid(0, 0)               = 0
[pid 25240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25240] write(3, "1000", 4)         = 4
[pid 25240] close(3)                    = 0
[pid 25240] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25240] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25240] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25240] close(5)                    = 0
[pid 25240] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25243 attached
) = 25243
[pid 25240] tkill(25243, SIGSTOP)       = 0
[pid 25243] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25240, si_uid=65534} ---
[pid 25240] exit_group(0 <unfinished ...>
[pid 25243] --- stopped by SIGSTOP ---
[pid 25240] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25243, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25240] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25240, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25244 attached
, child_tidptr=0x555556efc5d0) = 25244
[pid 25244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25244] setpgid(0, 0)               = 0
[pid 25244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25244] write(3, "1000", 4)         = 4
[pid 25244] close(3)                    = 0
[pid 25244] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  196.215465][T25236] vhci_hcd vhci_hcd.0: port 0 already used
[  196.255555][T25240] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25244] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25244] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25244] close(5)                    = 0
[pid 25244] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25247 attached
) = 25247
[pid 25244] tkill(25247, SIGSTOP)       = 0
[pid 25247] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25244, si_uid=65534} ---
[pid 25244] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25247, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25247] --- stopped by SIGSTOP ---
[pid 25244] <... exit_group resumed>)   = ?
[pid 25244] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25244, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25248 attached
, child_tidptr=0x555556efc5d0) = 25248
[pid 25248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25248] setpgid(0, 0)               = 0
[pid 25248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25248] write(3, "1000", 4)         = 4
[pid 25248] close(3)                    = 0
[pid 25248] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25248] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.299249][T25244] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25248] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25248] close(5)                    = 0
[pid 25248] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25251 attached
) = 25251
[pid 25248] tkill(25251, SIGSTOP)       = 0
[pid 25251] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25248, si_uid=65534} ---
[pid 25251] --- stopped by SIGSTOP ---
[pid 25248] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25251, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25248] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25248] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25252 attached
, child_tidptr=0x555556efc5d0) = 25252
[pid 25252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25252] setpgid(0, 0)               = 0
[pid 25252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25252] write(3, "1000", 4)         = 4
[pid 25252] close(3)                    = 0
[pid 25252] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25252] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.347038][T25248] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25252] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25252] close(5)                    = 0
[pid 25252] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25255 attached
) = 25255
[pid 25252] tkill(25255, SIGSTOP)       = 0
[pid 25255] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25252, si_uid=65534} ---
[pid 25252] exit_group(0 <unfinished ...>
[pid 25255] --- stopped by SIGSTOP ---
[pid 25252] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25255, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25252] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25252, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25256 attached
, child_tidptr=0x555556efc5d0) = 25256
[pid 25256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25256] setpgid(0, 0)               = 0
[pid 25256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25256] write(3, "1000", 4)         = 4
[pid 25256] close(3)                    = 0
[pid 25256] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25256] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25256] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25256] close(5)                    = 0
[pid 25256] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25259 attached
) = 25259
[pid 25256] tkill(25259, SIGSTOP)       = 0
[pid 25259] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25256, si_uid=65534} ---
[pid 25256] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25259, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25259] --- stopped by SIGSTOP ---
[pid 25256] <... exit_group resumed>)   = ?
[pid 25256] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25256, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25260 attached
, child_tidptr=0x555556efc5d0) = 25260
[pid 25260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25260] setpgid(0, 0)               = 0
[pid 25260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25260] write(3, "1000", 4)         = 4
[pid 25260] close(3)                    = 0
[pid 25260] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25260] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.389278][T25252] vhci_hcd vhci_hcd.0: port 0 already used
[  196.428927][T25256] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25260] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25260] close(5)                    = 0
[pid 25260] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25263 attached
) = 25263
[pid 25260] tkill(25263, SIGSTOP)       = 0
[pid 25263] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25260, si_uid=65534} ---
[pid 25260] exit_group(0 <unfinished ...>
[pid 25263] --- stopped by SIGSTOP ---
[pid 25260] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25263, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25260] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25260, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25264 attached
, child_tidptr=0x555556efc5d0) = 25264
[pid 25264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25264] setpgid(0, 0)               = 0
[pid 25264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25264] write(3, "1000", 4)         = 4
[pid 25264] close(3)                    = 0
[pid 25264] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25264] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25264] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25264] close(5)                    = 0
[pid 25264] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25267 attached
) = 25267
[pid 25264] tkill(25267, SIGSTOP)       = 0
[pid 25267] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25264, si_uid=65534} ---
[pid 25264] exit_group(0 <unfinished ...>
[pid 25267] --- stopped by SIGSTOP ---
[pid 25264] <... exit_group resumed>)   = ?
[pid 25264] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25267, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25268 attached
, child_tidptr=0x555556efc5d0) = 25268
[pid 25268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25268] setpgid(0, 0)               = 0
[pid 25268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25268] write(3, "1000", 4)         = 4
[pid 25268] close(3)                    = 0
[pid 25268] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  196.468599][T25260] vhci_hcd vhci_hcd.0: port 0 already used
[  196.506314][T25264] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25268] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25268] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25268] close(5)                    = 0
[pid 25268] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25271 attached
) = 25271
[pid 25268] tkill(25271, SIGSTOP)       = 0
[pid 25271] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25268, si_uid=65534} ---
[pid 25268] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25271, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25271] --- stopped by SIGSTOP ---
[pid 25268] <... exit_group resumed>)   = ?
[pid 25268] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25268, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25272 attached
, child_tidptr=0x555556efc5d0) = 25272
[pid 25272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25272] setpgid(0, 0)               = 0
[pid 25272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25272] write(3, "1000", 4)         = 4
[pid 25272] close(3)                    = 0
[pid 25272] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25272] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.554038][T25268] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25272] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25272] close(5)                    = 0
[pid 25272] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25275 attached
) = 25275
[pid 25272] tkill(25275, SIGSTOP)       = 0
[pid 25275] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25272, si_uid=65534} ---
[pid 25272] exit_group(0 <unfinished ...>
[pid 25275] --- stopped by SIGSTOP ---
[pid 25272] <... exit_group resumed>)   = ?
[pid 25272] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25275, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25276 attached
, child_tidptr=0x555556efc5d0) = 25276
[pid 25276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25276] setpgid(0, 0)               = 0
[pid 25276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25276] write(3, "1000", 4)         = 4
[pid 25276] close(3)                    = 0
[pid 25276] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25276] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.594568][T25272] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25276] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25276] close(5)                    = 0
[pid 25276] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25279 attached
) = 25279
[pid 25276] tkill(25279, SIGSTOP)       = 0
[pid 25279] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25276, si_uid=65534} ---
[pid 25276] exit_group(0 <unfinished ...>
[pid 25279] --- stopped by SIGSTOP ---
[pid 25276] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25279, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25276] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25276, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25280 attached
, child_tidptr=0x555556efc5d0) = 25280
[pid 25280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25280] setpgid(0, 0)               = 0
[pid 25280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25280] write(3, "1000", 4)         = 4
[pid 25280] close(3)                    = 0
[pid 25280] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25280] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.638333][T25276] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25280] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25280] close(5)                    = 0
[pid 25280] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25283 attached
) = 25283
[pid 25280] tkill(25283, SIGSTOP)       = 0
[pid 25283] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25280, si_uid=65534} ---
[pid 25280] exit_group(0 <unfinished ...>
[pid 25283] --- stopped by SIGSTOP ---
[pid 25280] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25283, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25280] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25280, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25284 attached
, child_tidptr=0x555556efc5d0) = 25284
[pid 25284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25284] setpgid(0, 0)               = 0
[pid 25284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25284] write(3, "1000", 4)         = 4
[pid 25284] close(3)                    = 0
[pid 25284] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25284] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25284] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25284] close(5)                    = 0
[pid 25284] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25287 attached
) = 25287
[pid 25284] tkill(25287, SIGSTOP)       = 0
[pid 25287] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25284, si_uid=65534} ---
[pid 25284] exit_group(0 <unfinished ...>
[pid 25287] --- stopped by SIGSTOP ---
[pid 25284] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25287, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25284] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25284, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25288 attached
, child_tidptr=0x555556efc5d0) = 25288
[pid 25288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25288] setpgid(0, 0)               = 0
[pid 25288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25288] write(3, "1000", 4)         = 4
[pid 25288] close(3)                    = 0
[pid 25288] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25288] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.680683][T25280] vhci_hcd vhci_hcd.0: port 0 already used
[  196.720743][T25284] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25288] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25288] close(5)                    = 0
[pid 25288] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25291 attached
) = 25291
[pid 25288] tkill(25291, SIGSTOP)       = 0
[pid 25291] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25288, si_uid=65534} ---
[pid 25288] exit_group(0 <unfinished ...>
[pid 25291] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25291, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25288] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25288] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25288, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25292 attached
, child_tidptr=0x555556efc5d0) = 25292
[pid 25292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25292] setpgid(0, 0)               = 0
[pid 25292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25292] write(3, "1000", 4)         = 4
[pid 25292] close(3)                    = 0
[pid 25292] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25292] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.761554][T25288] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25292] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25292] close(5)                    = 0
[pid 25292] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25295 attached
) = 25295
[pid 25292] tkill(25295, SIGSTOP)       = 0
[pid 25295] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25292, si_uid=65534} ---
[pid 25292] exit_group(0 <unfinished ...>
[pid 25295] --- stopped by SIGSTOP ---
[pid 25292] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25295, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25292] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25292, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25296 attached
, child_tidptr=0x555556efc5d0) = 25296
[pid 25296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25296] setpgid(0, 0)               = 0
[pid 25296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25296] write(3, "1000", 4)         = 4
[pid 25296] close(3)                    = 0
[pid 25296] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25296] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25296] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25296] close(5)                    = 0
[pid 25296] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25299 attached
) = 25299
[pid 25296] tkill(25299, SIGSTOP)       = 0
[pid 25296] exit_group(0 <unfinished ...>
[pid 25299] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25296, si_uid=65534} ---
[pid 25296] <... exit_group resumed>)   = ?
[pid 25299] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25299, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25296] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25296, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25300 attached
, child_tidptr=0x555556efc5d0) = 25300
[pid 25300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25300] setpgid(0, 0)               = 0
[pid 25300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25300] write(3, "1000", 4)         = 4
[pid 25300] close(3)                    = 0
[pid 25300] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25300] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.802056][T25292] vhci_hcd vhci_hcd.0: port 0 already used
[  196.840864][T25296] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25300] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25300] close(5)                    = 0
[pid 25300] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25303 attached
) = 25303
[pid 25300] tkill(25303, SIGSTOP)       = 0
[pid 25300] exit_group(0 <unfinished ...>
[pid 25303] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25300, si_uid=65534} ---
[pid 25300] <... exit_group resumed>)   = ?
[pid 25300] +++ exited with 0 +++
[pid 25303] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25300, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25304 attached
, child_tidptr=0x555556efc5d0) = 25304
[pid 25304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25304] setpgid(0, 0)               = 0
[pid 25304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25304] write(3, "1000", 4)         = 4
[pid 25304] close(3)                    = 0
[pid 25304] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25304] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25304] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25304] close(5)                    = 0
[pid 25304] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25307 attached
) = 25307
[pid 25304] tkill(25307, SIGSTOP)       = 0
[pid 25304] exit_group(0 <unfinished ...>
[pid 25307] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25304, si_uid=65534} ---
[pid 25304] <... exit_group resumed>)   = ?
[pid 25307] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25307, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25304] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25304, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25308 attached
, child_tidptr=0x555556efc5d0) = 25308
[pid 25308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25308] setpgid(0, 0)               = 0
[pid 25308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25308] write(3, "1000", 4)         = 4
[pid 25308] close(3)                    = 0
[pid 25308] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25308] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.881352][T25300] vhci_hcd vhci_hcd.0: port 0 already used
[  196.920521][T25304] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25308] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25308] close(5)                    = 0
[pid 25308] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25311 attached
) = 25311
[pid 25308] tkill(25311, SIGSTOP)       = 0
[pid 25308] exit_group(0 <unfinished ...>
[pid 25311] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25308, si_uid=65534} ---
[pid 25308] <... exit_group resumed>)   = ?
[pid 25311] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25311, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25308] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25308, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25312 attached
, child_tidptr=0x555556efc5d0) = 25312
[pid 25312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25312] setpgid(0, 0)               = 0
[pid 25312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25312] write(3, "1000", 4)         = 4
[pid 25312] close(3)                    = 0
[pid 25312] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25312] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25312] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25312] close(5)                    = 0
[pid 25312] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25315 attached
) = 25315
[pid 25312] tkill(25315, SIGSTOP)       = 0
[pid 25312] exit_group(0 <unfinished ...>
[pid 25315] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25312, si_uid=65534} ---
[pid 25312] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25315, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25315] --- stopped by SIGSTOP ---
[pid 25312] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25312, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25316 attached
, child_tidptr=0x555556efc5d0) = 25316
[pid 25316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25316] setpgid(0, 0)               = 0
[pid 25316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25316] write(3, "1000", 4)         = 4
[pid 25316] close(3)                    = 0
[pid 25316] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25316] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  196.962247][T25308] vhci_hcd vhci_hcd.0: port 0 already used
[  197.002274][T25312] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25316] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25316] close(5)                    = 0
[pid 25316] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25319 attached
) = 25319
[pid 25316] tkill(25319, SIGSTOP)       = 0
[pid 25316] exit_group(0 <unfinished ...>
[pid 25319] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25316, si_uid=65534} ---
[pid 25316] <... exit_group resumed>)   = ?
[pid 25319] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25319, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25316] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25316, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25320 attached
, child_tidptr=0x555556efc5d0) = 25320
[pid 25320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25320] setpgid(0, 0)               = 0
[pid 25320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25320] write(3, "1000", 4)         = 4
[pid 25320] close(3)                    = 0
[pid 25320] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25320] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25320] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25320] close(5)                    = 0
[pid 25320] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25323 attached
) = 25323
[pid 25320] tkill(25323, SIGSTOP)       = 0
[pid 25320] exit_group(0 <unfinished ...>
[pid 25323] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25320, si_uid=65534} ---
[pid 25320] <... exit_group resumed>)   = ?
[pid 25323] --- stopped by SIGSTOP ---
[pid 25320] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25323, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25324 attached
, child_tidptr=0x555556efc5d0) = 25324
[pid 25324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25324] setpgid(0, 0)               = 0
[pid 25324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25324] write(3, "1000", 4)         = 4
[pid 25324] close(3)                    = 0
[pid 25324] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25324] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.041567][T25316] vhci_hcd vhci_hcd.0: port 0 already used
[  197.080083][T25320] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25324] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25324] close(5)                    = 0
[pid 25324] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25327 attached
) = 25327
[pid 25324] tkill(25327, SIGSTOP)       = 0
[pid 25324] exit_group(0 <unfinished ...>
[pid 25327] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25324, si_uid=65534} ---
[pid 25324] <... exit_group resumed>)   = ?
[pid 25327] --- stopped by SIGSTOP ---
[pid 25324] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25327, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25328 attached
, child_tidptr=0x555556efc5d0) = 25328
[pid 25328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25328] setpgid(0, 0)               = 0
[pid 25328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25328] write(3, "1000", 4)         = 4
[pid 25328] close(3)                    = 0
[pid 25328] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25328] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.122439][T25324] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25328] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25328] close(5)                    = 0
[pid 25328] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25331 attached
) = 25331
[pid 25328] tkill(25331, SIGSTOP)       = 0
[pid 25328] exit_group(0 <unfinished ...>
[pid 25331] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25328, si_uid=65534} ---
[pid 25328] <... exit_group resumed>)   = ?
[pid 25331] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25331, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25328] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25328, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25332 attached
, child_tidptr=0x555556efc5d0) = 25332
[pid 25332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25332] setpgid(0, 0)               = 0
[pid 25332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25332] write(3, "1000", 4)         = 4
[pid 25332] close(3)                    = 0
[pid 25332] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25332] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.166125][T25328] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25332] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25332] close(5)                    = 0
[pid 25332] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25335 attached
) = 25335
[pid 25332] tkill(25335, SIGSTOP)       = 0
[pid 25335] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25332, si_uid=65534} ---
[pid 25335] --- stopped by SIGSTOP ---
[pid 25332] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25335, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25332] <... exit_group resumed>)   = ?
[pid 25332] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25332, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25336 attached
, child_tidptr=0x555556efc5d0) = 25336
[pid 25336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25336] setpgid(0, 0)               = 0
[pid 25336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25336] write(3, "1000", 4)         = 4
[pid 25336] close(3)                    = 0
[pid 25336] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25336] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.208655][T25332] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25336] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25336] close(5)                    = 0
[pid 25336] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25339 attached
) = 25339
[pid 25336] tkill(25339, SIGSTOP)       = 0
[pid 25336] exit_group(0 <unfinished ...>
[pid 25339] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25336, si_uid=65534} ---
[pid 25336] <... exit_group resumed>)   = ?
[pid 25339] --- stopped by SIGSTOP ---
[pid 25336] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25339, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25340 attached
, child_tidptr=0x555556efc5d0) = 25340
[pid 25340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25340] setpgid(0, 0)               = 0
[pid 25340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25340] write(3, "1000", 4)         = 4
[pid 25340] close(3)                    = 0
[pid 25340] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25340] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.250425][T25336] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25340] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25340] close(5)                    = 0
[pid 25340] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25343 attached
) = 25343
[pid 25340] tkill(25343, SIGSTOP)       = 0
[pid 25343] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25340, si_uid=65534} ---
[pid 25340] exit_group(0 <unfinished ...>
[pid 25343] --- stopped by SIGSTOP ---
[pid 25340] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25343, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25340] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25340, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25344 attached
, child_tidptr=0x555556efc5d0) = 25344
[pid 25344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25344] setpgid(0, 0)               = 0
[pid 25344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25344] write(3, "1000", 4)         = 4
[pid 25344] close(3)                    = 0
[pid 25344] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25344] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.291385][T25340] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25344] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25344] close(5)                    = 0
[pid 25344] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25347 attached
) = 25347
[pid 25344] tkill(25347, SIGSTOP)       = 0
[pid 25344] exit_group(0 <unfinished ...>
[pid 25347] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25344, si_uid=65534} ---
[pid 25347] --- stopped by SIGSTOP ---
[pid 25344] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25347, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25344] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25344, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25348 attached
, child_tidptr=0x555556efc5d0) = 25348
[pid 25348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25348] setpgid(0, 0)               = 0
[pid 25348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25348] write(3, "1000", 4)         = 4
[pid 25348] close(3)                    = 0
[pid 25348] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25348] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.333427][T25344] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25348] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25348] close(5)                    = 0
[pid 25348] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25351 attached
) = 25351
[pid 25348] tkill(25351, SIGSTOP)       = 0
[pid 25348] exit_group(0 <unfinished ...>
[pid 25351] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25348, si_uid=65534} ---
[pid 25348] <... exit_group resumed>)   = ?
[pid 25351] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25351, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25348] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25348, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25352 attached
, child_tidptr=0x555556efc5d0) = 25352
[pid 25352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25352] setpgid(0, 0)               = 0
[pid 25352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25352] write(3, "1000", 4)         = 4
[pid 25352] close(3)                    = 0
[pid 25352] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25352] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25352] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25352] close(5)                    = 0
[pid 25352] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25355 attached
) = 25355
[pid 25352] tkill(25355, SIGSTOP)       = 0
[pid 25355] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25352, si_uid=65534} ---
[pid 25352] exit_group(0 <unfinished ...>
[pid 25355] --- stopped by SIGSTOP ---
[pid 25352] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25355, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25352] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25352, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25356 attached
, child_tidptr=0x555556efc5d0) = 25356
[pid 25356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25356] setpgid(0, 0)               = 0
[pid 25356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25356] write(3, "1000", 4)         = 4
[pid 25356] close(3)                    = 0
[pid 25356] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25356] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.374622][T25348] vhci_hcd vhci_hcd.0: port 0 already used
[  197.414571][T25352] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25356] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25356] close(5)                    = 0
[pid 25356] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25359 attached
) = 25359
[pid 25356] tkill(25359, SIGSTOP)       = 0
[pid 25359] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25356, si_uid=65534} ---
[pid 25356] exit_group(0)               = ?
[pid 25356] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25356, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25359] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25359, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25360 attached
, child_tidptr=0x555556efc5d0) = 25360
[pid 25360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25360] setpgid(0, 0)               = 0
[pid 25360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25360] write(3, "1000", 4)         = 4
[pid 25360] close(3)                    = 0
[pid 25360] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25360] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.455773][T25356] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25360] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25360] close(5)                    = 0
[pid 25360] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25363 attached
) = 25363
[pid 25360] tkill(25363, SIGSTOP)       = 0
[pid 25363] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25360, si_uid=65534} ---
[pid 25360] exit_group(0 <unfinished ...>
[pid 25363] --- stopped by SIGSTOP ---
[pid 25360] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25363, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25360] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25360, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25364 attached
, child_tidptr=0x555556efc5d0) = 25364
[pid 25364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25364] setpgid(0, 0)               = 0
[pid 25364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25364] write(3, "1000", 4)         = 4
[pid 25364] close(3)                    = 0
[pid 25364] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25364] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25364] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25364] close(5)                    = 0
[pid 25364] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25367 attached
) = 25367
[pid 25364] tkill(25367, SIGSTOP)       = 0
[pid 25364] exit_group(0 <unfinished ...>
[pid 25367] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25364, si_uid=65534} ---
[pid 25364] <... exit_group resumed>)   = ?
[pid 25367] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25367, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25364] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25364, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25368 attached
, child_tidptr=0x555556efc5d0) = 25368
[pid 25368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25368] setpgid(0, 0)               = 0
[pid 25368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25368] write(3, "1000", 4)         = 4
[pid 25368] close(3)                    = 0
[pid 25368] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25368] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.501856][T25360] vhci_hcd vhci_hcd.0: port 0 already used
[  197.540697][T25364] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25368] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25368] close(5)                    = 0
[pid 25368] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25371 attached
) = 25371
[pid 25368] tkill(25371, SIGSTOP)       = 0
[pid 25368] exit_group(0 <unfinished ...>
[pid 25371] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25368, si_uid=65534} ---
[pid 25368] <... exit_group resumed>)   = ?
[pid 25371] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25371, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25368] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25368, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25372 attached
, child_tidptr=0x555556efc5d0) = 25372
[pid 25372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25372] setpgid(0, 0)               = 0
[pid 25372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25372] write(3, "1000", 4)         = 4
[pid 25372] close(3)                    = 0
[pid 25372] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25372] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25372] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25372] close(5)                    = 0
[pid 25372] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25375 attached
) = 25375
[pid 25372] tkill(25375, SIGSTOP)       = 0
[pid 25375] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25372, si_uid=65534} ---
[pid 25372] exit_group(0)               = ?
[pid 25375] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25375, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25372] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25372, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25376 attached
, child_tidptr=0x555556efc5d0) = 25376
[pid 25376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25376] setpgid(0, 0)               = 0
[pid 25376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25376] write(3, "1000", 4)         = 4
[pid 25376] close(3)                    = 0
[pid 25376] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25376] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.583790][T25368] vhci_hcd vhci_hcd.0: port 0 already used
[  197.622795][T25372] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25376] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25376] close(5)                    = 0
[pid 25376] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25379 attached
) = 25379
[pid 25376] tkill(25379, SIGSTOP)       = 0
[pid 25379] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25376, si_uid=65534} ---
[pid 25376] exit_group(0 <unfinished ...>
[pid 25379] --- stopped by SIGSTOP ---
[pid 25376] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25379, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25376] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25376, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25380 attached
, child_tidptr=0x555556efc5d0) = 25380
[pid 25380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25380] setpgid(0, 0)               = 0
[pid 25380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25380] write(3, "1000", 4)         = 4
[pid 25380] close(3)                    = 0
[pid 25380] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25380] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.663504][T25376] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25380] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25380] close(5)                    = 0
[pid 25380] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25383 attached
) = 25383
[pid 25380] tkill(25383, SIGSTOP)       = 0
[pid 25380] exit_group(0)               = ?
[pid 25383] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25380, si_uid=65534} ---
[pid 25380] +++ exited with 0 +++
[pid 25383] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25380, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25384 attached
, child_tidptr=0x555556efc5d0) = 25384
[pid 25384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25384] setpgid(0, 0)               = 0
[pid 25384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25384] write(3, "1000", 4)         = 4
[pid 25384] close(3)                    = 0
[pid 25384] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25384] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.704528][T25380] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25384] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25384] close(5)                    = 0
[pid 25384] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25387 attached
) = 25387
[pid 25384] tkill(25387, SIGSTOP)       = 0
[pid 25384] exit_group(0 <unfinished ...>
[pid 25387] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25384, si_uid=65534} ---
[pid 25384] <... exit_group resumed>)   = ?
[pid 25387] --- stopped by SIGSTOP ---
[pid 25384] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25387, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25388 attached
, child_tidptr=0x555556efc5d0) = 25388
[pid 25388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25388] setpgid(0, 0)               = 0
[pid 25388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25388] write(3, "1000", 4)         = 4
[pid 25388] close(3)                    = 0
[pid 25388] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25388] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.745598][T25384] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25388] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25388] close(5)                    = 0
[pid 25388] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25391 attached
) = 25391
[pid 25388] tkill(25391, SIGSTOP)       = 0
[pid 25391] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25388, si_uid=65534} ---
[pid 25388] exit_group(0 <unfinished ...>
[pid 25391] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25391, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25388] <... exit_group resumed>)   = ?
[pid 25388] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25388, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25392 attached
, child_tidptr=0x555556efc5d0) = 25392
[pid 25392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25392] setpgid(0, 0)               = 0
[pid 25392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25392] write(3, "1000", 4)         = 4
[pid 25392] close(3)                    = 0
[pid 25392] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25392] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.788375][T25388] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25392] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25392] close(5)                    = 0
[pid 25392] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25395 attached
) = 25395
[pid 25392] tkill(25395, SIGSTOP)       = 0
[pid 25392] exit_group(0)               = ?
[pid 25395] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25392, si_uid=65534} ---
[pid 25392] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25392, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25395] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25395, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25396 attached
, child_tidptr=0x555556efc5d0) = 25396
[pid 25396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25396] setpgid(0, 0)               = 0
[pid 25396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25396] write(3, "1000", 4)         = 4
[pid 25396] close(3)                    = 0
[pid 25396] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25396] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.830241][T25392] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25396] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25396] close(5)                    = 0
[pid 25396] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25399 attached
) = 25399
[pid 25396] tkill(25399, SIGSTOP)       = 0
[pid 25399] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25396, si_uid=65534} ---
[pid 25396] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25399, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25399] --- stopped by SIGSTOP ---
[pid 25396] <... exit_group resumed>)   = ?
[pid 25396] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25396, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25400 attached
, child_tidptr=0x555556efc5d0) = 25400
[pid 25400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25400] setpgid(0, 0)               = 0
[pid 25400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25400] write(3, "1000", 4)         = 4
[pid 25400] close(3)                    = 0
[pid 25400] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25400] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.877466][T25396] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25400] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25400] close(5)                    = 0
[pid 25400] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25403 attached
) = 25403
[pid 25400] tkill(25403, SIGSTOP)       = 0
[pid 25403] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25400, si_uid=65534} ---
[pid 25400] exit_group(0 <unfinished ...>
[pid 25403] --- stopped by SIGSTOP ---
[pid 25400] <... exit_group resumed>)   = ?
[pid 25400] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25403, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25404 attached
, child_tidptr=0x555556efc5d0) = 25404
[pid 25404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25404] setpgid(0, 0)               = 0
[pid 25404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25404] write(3, "1000", 4)         = 4
[pid 25404] close(3)                    = 0
[pid 25404] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25404] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.918793][T25400] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25404] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25404] close(5)                    = 0
[pid 25404] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25407 attached
) = 25407
[pid 25404] tkill(25407, SIGSTOP)       = 0
[pid 25407] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25404, si_uid=65534} ---
[pid 25404] exit_group(0 <unfinished ...>
[pid 25407] --- stopped by SIGSTOP ---
[pid 25404] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25407, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25404] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25404, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25408 attached
, child_tidptr=0x555556efc5d0) = 25408
[pid 25408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25408] setpgid(0, 0)               = 0
[pid 25408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25408] write(3, "1000", 4)         = 4
[pid 25408] close(3)                    = 0
[pid 25408] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25408] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  197.961738][T25404] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25408] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25408] close(5)                    = 0
[pid 25408] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25411 attached
) = 25411
[pid 25408] tkill(25411, SIGSTOP)       = 0
[pid 25411] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25408, si_uid=65534} ---
[pid 25408] exit_group(0)               = ?
[pid 25411] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25411, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25408] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25408, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25412 attached
, child_tidptr=0x555556efc5d0) = 25412
[pid 25412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25412] setpgid(0, 0)               = 0
[pid 25412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25412] write(3, "1000", 4)         = 4
[pid 25412] close(3)                    = 0
[pid 25412] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25412] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25412] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25412] close(5)                    = 0
[pid 25412] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25415 attached
) = 25415
[pid 25412] tkill(25415, SIGSTOP)       = 0
[pid 25415] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25412, si_uid=65534} ---
[pid 25412] exit_group(0)               = ?
[pid 25415] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25415, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25412] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25412, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25416 attached
, child_tidptr=0x555556efc5d0) = 25416
[pid 25416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25416] setpgid(0, 0)               = 0
[pid 25416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25416] write(3, "1000", 4)         = 4
[pid 25416] close(3)                    = 0
[pid 25416] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25416] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.007692][T25408] vhci_hcd vhci_hcd.0: port 0 already used
[  198.047463][T25412] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25416] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25416] close(5)                    = 0
[pid 25416] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25419 attached
) = 25419
[pid 25416] tkill(25419, SIGSTOP)       = 0
[pid 25416] exit_group(0 <unfinished ...>
[pid 25419] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25416, si_uid=65534} ---
[pid 25416] <... exit_group resumed>)   = ?
[pid 25419] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25419, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25416] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25416, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25420 attached
, child_tidptr=0x555556efc5d0) = 25420
[pid 25420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25420] setpgid(0, 0)               = 0
[pid 25420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25420] write(3, "1000", 4)         = 4
[pid 25420] close(3)                    = 0
[pid 25420] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25420] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.089955][T25416] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25420] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25420] close(5)                    = 0
[pid 25420] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25423 attached
) = 25423
[pid 25420] tkill(25423, SIGSTOP)       = 0
[pid 25420] exit_group(0 <unfinished ...>
[pid 25423] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25420, si_uid=65534} ---
[pid 25420] <... exit_group resumed>)   = ?
[pid 25423] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25423, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25420] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25420, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25424 attached
, child_tidptr=0x555556efc5d0) = 25424
[pid 25424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25424] setpgid(0, 0)               = 0
[pid 25424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25424] write(3, "1000", 4)         = 4
[pid 25424] close(3)                    = 0
[pid 25424] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25424] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.131385][T25420] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25424] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25424] close(5)                    = 0
[pid 25424] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25427 attached
) = 25427
[pid 25424] tkill(25427, SIGSTOP)       = 0
[pid 25424] exit_group(0 <unfinished ...>
[pid 25427] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25424, si_uid=65534} ---
[pid 25424] <... exit_group resumed>)   = ?
[pid 25427] --- stopped by SIGSTOP ---
[pid 25424] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25427, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25428 attached
, child_tidptr=0x555556efc5d0) = 25428
[pid 25428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25428] setpgid(0, 0)               = 0
[pid 25428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25428] write(3, "1000", 4)         = 4
[pid 25428] close(3)                    = 0
[pid 25428] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25428] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.176813][T25424] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25428] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25428] close(5)                    = 0
[pid 25428] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25431 attached
) = 25431
[pid 25428] tkill(25431, SIGSTOP)       = 0
[pid 25431] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25428, si_uid=65534} ---
[pid 25428] exit_group(0 <unfinished ...>
[pid 25431] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25431, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25428] <... exit_group resumed>)   = ?
[pid 25428] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25428, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25432 attached
, child_tidptr=0x555556efc5d0) = 25432
[pid 25432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25432] setpgid(0, 0)               = 0
[pid 25432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25432] write(3, "1000", 4)         = 4
[pid 25432] close(3)                    = 0
[pid 25432] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25432] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.222572][T25428] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25432] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25432] close(5)                    = 0
[pid 25432] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25435 attached
) = 25435
[pid 25432] tkill(25435, SIGSTOP)       = 0
[pid 25435] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25432, si_uid=65534} ---
[pid 25432] exit_group(0)               = ?
[pid 25435] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25435, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25432] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25432, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25436 attached
, child_tidptr=0x555556efc5d0) = 25436
[pid 25436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25436] setpgid(0, 0)               = 0
[pid 25436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25436] write(3, "1000", 4)         = 4
[pid 25436] close(3)                    = 0
[pid 25436] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25436] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.268797][T25432] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25436] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25436] close(5)                    = 0
[pid 25436] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25439 attached
) = 25439
[pid 25436] tkill(25439, SIGSTOP)       = 0
[pid 25439] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25436, si_uid=65534} ---
[pid 25436] exit_group(0 <unfinished ...>
[pid 25439] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25439, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25436] <... exit_group resumed>)   = ?
[pid 25436] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25436, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25440 attached
, child_tidptr=0x555556efc5d0) = 25440
[pid 25440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25440] setpgid(0, 0)               = 0
[pid 25440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25440] write(3, "1000", 4)         = 4
[pid 25440] close(3)                    = 0
[pid 25440] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25440] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.312818][T25436] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25440] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25440] close(5)                    = 0
[pid 25440] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25443 attached
) = 25443
[pid 25440] tkill(25443, SIGSTOP)       = 0
[pid 25440] exit_group(0)               = ?
[pid 25443] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25440, si_uid=65534} ---
[pid 25440] +++ exited with 0 +++
[pid 25443] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25440, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25444 attached
, child_tidptr=0x555556efc5d0) = 25444
[pid 25444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25444] setpgid(0, 0)               = 0
[pid 25444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25444] write(3, "1000", 4)         = 4
[pid 25444] close(3)                    = 0
[pid 25444] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25444] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25444] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25444] close(5)                    = 0
[pid 25444] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25447 attached
) = 25447
[pid 25444] tkill(25447, SIGSTOP)       = 0
[pid 25447] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25444, si_uid=65534} ---
[pid 25444] exit_group(0 <unfinished ...>
[pid 25447] --- stopped by SIGSTOP ---
[pid 25444] <... exit_group resumed>)   = ?
[pid 25444] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25447, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25448 attached
, child_tidptr=0x555556efc5d0) = 25448
[pid 25448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25448] setpgid(0, 0)               = 0
[pid 25448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25448] write(3, "1000", 4)         = 4
[pid 25448] close(3)                    = 0
[pid 25448] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25448] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.359208][T25440] vhci_hcd vhci_hcd.0: port 0 already used
[  198.394608][T25444] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25448] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25448] close(5)                    = 0
[pid 25448] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25451 attached
) = 25451
[pid 25448] tkill(25451, SIGSTOP)       = 0
[pid 25451] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25448, si_uid=65534} ---
[pid 25448] exit_group(0 <unfinished ...>
[pid 25451] --- stopped by SIGSTOP ---
[pid 25448] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25451, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25448] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25448, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25452 attached
, child_tidptr=0x555556efc5d0) = 25452
[pid 25452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25452] setpgid(0, 0)               = 0
[pid 25452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25452] write(3, "1000", 4)         = 4
[pid 25452] close(3)                    = 0
[pid 25452] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25452] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25452] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25452] close(5)                    = 0
[pid 25452] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25455 attached
) = 25455
[pid 25452] tkill(25455, SIGSTOP)       = 0
[pid 25455] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25452, si_uid=65534} ---
[pid 25452] exit_group(0 <unfinished ...>
[pid 25455] --- stopped by SIGSTOP ---
[pid 25452] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25455, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25452] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25452, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25456 attached
, child_tidptr=0x555556efc5d0) = 25456
[pid 25456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25456] setpgid(0, 0)               = 0
[pid 25456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25456] write(3, "1000", 4)         = 4
[pid 25456] close(3)                    = 0
[pid 25456] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25456] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.436101][T25448] vhci_hcd vhci_hcd.0: port 0 already used
[  198.475912][T25452] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25456] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25456] close(5)                    = 0
[pid 25456] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25459 attached
) = 25459
[pid 25456] tkill(25459, SIGSTOP)       = 0
[pid 25459] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25456, si_uid=65534} ---
[pid 25456] exit_group(0)               = ?
[pid 25459] --- stopped by SIGSTOP ---
[pid 25456] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25459, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25460 attached
, child_tidptr=0x555556efc5d0) = 25460
[pid 25460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25460] setpgid(0, 0)               = 0
[pid 25460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25460] write(3, "1000", 4)         = 4
[pid 25460] close(3)                    = 0
[pid 25460] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25460] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.517422][T25456] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25460] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25460] close(5)                    = 0
[pid 25460] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25463 attached
) = 25463
[pid 25460] tkill(25463, SIGSTOP)       = 0
[pid 25463] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25460, si_uid=65534} ---
[pid 25460] exit_group(0 <unfinished ...>
[pid 25463] --- stopped by SIGSTOP ---
[pid 25460] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25463, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25460] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25460, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25464 attached
, child_tidptr=0x555556efc5d0) = 25464
[pid 25464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25464] setpgid(0, 0)               = 0
[pid 25464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25464] write(3, "1000", 4)         = 4
[pid 25464] close(3)                    = 0
[pid 25464] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25464] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.560495][T25460] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25464] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25464] close(5)                    = 0
[pid 25464] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25467 attached
) = 25467
[pid 25464] tkill(25467, SIGSTOP)       = 0
[pid 25467] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25464, si_uid=65534} ---
[pid 25464] exit_group(0 <unfinished ...>
[pid 25467] --- stopped by SIGSTOP ---
[pid 25464] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25467, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25464] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25464, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25468 attached
, child_tidptr=0x555556efc5d0) = 25468
[pid 25468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25468] setpgid(0, 0)               = 0
[pid 25468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25468] write(3, "1000", 4)         = 4
[pid 25468] close(3)                    = 0
[pid 25468] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25468] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.604307][T25464] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25468] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25468] close(5)                    = 0
[pid 25468] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25471 attached
) = 25471
[pid 25468] tkill(25471, SIGSTOP)       = 0
[pid 25471] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25468, si_uid=65534} ---
[pid 25468] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25471, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25471] --- stopped by SIGSTOP ---
[pid 25468] <... exit_group resumed>)   = ?
[pid 25468] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25468, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25472 attached
, child_tidptr=0x555556efc5d0) = 25472
[pid 25472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25472] setpgid(0, 0)               = 0
[pid 25472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25472] write(3, "1000", 4)         = 4
[pid 25472] close(3)                    = 0
[pid 25472] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25472] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.649876][T25468] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25472] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25472] close(5)                    = 0
[pid 25472] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25475 attached
) = 25475
[pid 25472] tkill(25475, SIGSTOP)       = 0
[pid 25475] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25472, si_uid=65534} ---
[pid 25472] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25475, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25475] --- stopped by SIGSTOP ---
[pid 25472] <... exit_group resumed>)   = ?
[pid 25472] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25472, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25476 attached
, child_tidptr=0x555556efc5d0) = 25476
[pid 25476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25476] setpgid(0, 0)               = 0
[pid 25476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25476] write(3, "1000", 4)         = 4
[pid 25476] close(3)                    = 0
[pid 25476] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25476] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25476] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25476] close(5)                    = 0
[pid 25476] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25479 attached
) = 25479
[pid 25476] tkill(25479, SIGSTOP)       = 0
[pid 25479] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25476, si_uid=65534} ---
[pid 25476] exit_group(0 <unfinished ...>
[pid 25479] --- stopped by SIGSTOP ---
[pid 25476] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25479, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25476] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25476, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25480 attached
, child_tidptr=0x555556efc5d0) = 25480
[pid 25480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25480] setpgid(0, 0)               = 0
[pid 25480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25480] write(3, "1000", 4)         = 4
[pid 25480] close(3)                    = 0
[pid 25480] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25480] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.692620][T25472] vhci_hcd vhci_hcd.0: port 0 already used
[  198.732216][T25476] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25480] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25480] close(5)                    = 0
[pid 25480] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25483 attached
) = 25483
[pid 25480] tkill(25483, SIGSTOP)       = 0
[pid 25483] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25480, si_uid=65534} ---
[pid 25480] exit_group(0 <unfinished ...>
[pid 25483] --- stopped by SIGSTOP ---
[pid 25480] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25483, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25480] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25480, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25484 attached
, child_tidptr=0x555556efc5d0) = 25484
[pid 25484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25484] setpgid(0, 0)               = 0
[pid 25484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25484] write(3, "1000", 4)         = 4
[pid 25484] close(3)                    = 0
[pid 25484] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25484] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.772861][T25480] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25484] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25484] close(5)                    = 0
[pid 25484] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25487 attached
) = 25487
[pid 25484] tkill(25487, SIGSTOP)       = 0
[pid 25487] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25484, si_uid=65534} ---
[pid 25484] exit_group(0 <unfinished ...>
[pid 25487] --- stopped by SIGSTOP ---
[pid 25484] <... exit_group resumed>)   = ?
[pid 25484] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25487, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25488 attached
, child_tidptr=0x555556efc5d0) = 25488
[pid 25488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25488] setpgid(0, 0)               = 0
[pid 25488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25488] write(3, "1000", 4)         = 4
[pid 25488] close(3)                    = 0
[pid 25488] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25488] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.817991][T25484] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25488] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25488] close(5)                    = 0
[pid 25488] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25491 attached
) = 25491
[pid 25488] tkill(25491, SIGSTOP)       = 0
[pid 25491] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25488, si_uid=65534} ---
[pid 25488] exit_group(0 <unfinished ...>
[pid 25491] --- stopped by SIGSTOP ---
[pid 25488] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25491, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25488] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25488, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25492 attached
, child_tidptr=0x555556efc5d0) = 25492
[pid 25492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25492] setpgid(0, 0)               = 0
[pid 25492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25492] write(3, "1000", 4)         = 4
[pid 25492] close(3)                    = 0
[pid 25492] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25492] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25492] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25492] close(5)                    = 0
[pid 25492] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25495 attached
) = 25495
[pid 25492] tkill(25495, SIGSTOP)       = 0
[pid 25495] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25492, si_uid=65534} ---
[pid 25492] exit_group(0)               = ?
[pid 25495] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25495, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25492] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25492, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25496 attached
, child_tidptr=0x555556efc5d0) = 25496
[pid 25496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25496] setpgid(0, 0)               = 0
[pid 25496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25496] write(3, "1000", 4)         = 4
[pid 25496] close(3)                    = 0
[pid 25496] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25496] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.861709][T25488] vhci_hcd vhci_hcd.0: port 0 already used
[  198.900680][T25492] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25496] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25496] close(5)                    = 0
[pid 25496] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25499 attached
) = 25499
[pid 25496] tkill(25499, SIGSTOP)       = 0
[pid 25499] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25496, si_uid=65534} ---
[pid 25496] exit_group(0 <unfinished ...>
[pid 25499] --- stopped by SIGSTOP ---
[pid 25496] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25499, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25496] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25496, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25500 attached
, child_tidptr=0x555556efc5d0) = 25500
[pid 25500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25500] setpgid(0, 0)               = 0
[pid 25500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25500] write(3, "1000", 4)         = 4
[pid 25500] close(3)                    = 0
[pid 25500] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25500] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  198.940376][T25496] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25500] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25500] close(5)                    = 0
[pid 25500] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25503 attached
) = 25503
[pid 25500] tkill(25503, SIGSTOP)       = 0
[pid 25500] exit_group(0)               = ?
[pid 25503] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25500, si_uid=65534} ---
[pid 25500] +++ exited with 0 +++
[pid 25503] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25500, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25504 attached
, child_tidptr=0x555556efc5d0) = 25504
[pid 25504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25504] setpgid(0, 0)               = 0
[pid 25504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25504] write(3, "1000", 4)         = 4
[pid 25504] close(3)                    = 0
[pid 25504] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25504] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25504] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25504] close(5)                    = 0
[  198.982686][T25500] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25504] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25507 attached
) = 25507
[pid 25504] tkill(25507, SIGSTOP)       = 0
[pid 25504] exit_group(0 <unfinished ...>
[pid 25507] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25504, si_uid=65534} ---
[pid 25504] <... exit_group resumed>)   = ?
[pid 25507] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25507, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25504] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25504, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25508 attached
, child_tidptr=0x555556efc5d0) = 25508
[pid 25508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25508] setpgid(0, 0)               = 0
[pid 25508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25508] write(3, "1000", 4)         = 4
[pid 25508] close(3)                    = 0
[pid 25508] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25508] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.023043][T25504] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25508] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25508] close(5)                    = 0
[pid 25508] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25511 attached
) = 25511
[pid 25508] tkill(25511, SIGSTOP)       = 0
[pid 25511] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25508, si_uid=65534} ---
[pid 25508] exit_group(0 <unfinished ...>
[pid 25511] --- stopped by SIGSTOP ---
[pid 25508] <... exit_group resumed>)   = ?
[pid 25508] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25511, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25512 attached
, child_tidptr=0x555556efc5d0) = 25512
[pid 25512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25512] setpgid(0, 0)               = 0
[pid 25512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25512] write(3, "1000", 4)         = 4
[pid 25512] close(3)                    = 0
[pid 25512] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25512] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.064331][T25508] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25512] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25512] close(5)                    = 0
[pid 25512] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25515 attached
) = 25515
[pid 25512] tkill(25515, SIGSTOP)       = 0
[pid 25515] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25512, si_uid=65534} ---
[pid 25512] exit_group(0 <unfinished ...>
[pid 25515] --- stopped by SIGSTOP ---
[pid 25512] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25515, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25512] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25512, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25516 attached
, child_tidptr=0x555556efc5d0) = 25516
[pid 25516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25516] setpgid(0, 0)               = 0
[pid 25516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25516] write(3, "1000", 4)         = 4
[pid 25516] close(3)                    = 0
[pid 25516] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25516] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.112305][T25512] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25516] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25516] close(5)                    = 0
[pid 25516] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25519 attached
) = 25519
[pid 25516] tkill(25519, SIGSTOP)       = 0
[pid 25516] exit_group(0 <unfinished ...>
[pid 25519] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25516, si_uid=65534} ---
[pid 25516] <... exit_group resumed>)   = ?
[pid 25516] +++ exited with 0 +++
[pid 25519] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25516, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25520 attached
, child_tidptr=0x555556efc5d0) = 25520
[pid 25520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25520] setpgid(0, 0)               = 0
[pid 25520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25520] write(3, "1000", 4)         = 4
[pid 25520] close(3)                    = 0
[pid 25520] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25520] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.158133][T25516] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25520] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25520] close(5)                    = 0
[pid 25520] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25523 attached
) = 25523
[pid 25520] tkill(25523, SIGSTOP)       = 0
[pid 25523] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25520, si_uid=65534} ---
[pid 25520] exit_group(0 <unfinished ...>
[pid 25523] --- stopped by SIGSTOP ---
[pid 25520] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25523, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25520] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25520, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25524 attached
, child_tidptr=0x555556efc5d0) = 25524
[pid 25524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25524] setpgid(0, 0)               = 0
[pid 25524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25524] write(3, "1000", 4)         = 4
[pid 25524] close(3)                    = 0
[pid 25524] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25524] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.199367][T25520] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25524] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25524] close(5)                    = 0
[pid 25524] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25527 attached
) = 25527
[pid 25524] tkill(25527, SIGSTOP)       = 0
[pid 25527] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25524, si_uid=65534} ---
[pid 25524] exit_group(0 <unfinished ...>
[pid 25527] --- stopped by SIGSTOP ---
[pid 25524] <... exit_group resumed>)   = ?
[pid 25524] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25527, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25528 attached
, child_tidptr=0x555556efc5d0) = 25528
[pid 25528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25528] setpgid(0, 0)               = 0
[pid 25528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25528] write(3, "1000", 4)         = 4
[pid 25528] close(3)                    = 0
[pid 25528] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25528] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.241897][T25524] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25528] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25528] close(5)                    = 0
[pid 25528] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25531 attached
) = 25531
[pid 25528] tkill(25531, SIGSTOP)       = 0
[pid 25531] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25528, si_uid=65534} ---
[pid 25528] exit_group(0 <unfinished ...>
[pid 25531] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25531, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25528] <... exit_group resumed>)   = ?
[pid 25528] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25528, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25532 attached
, child_tidptr=0x555556efc5d0) = 25532
[pid 25532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25532] setpgid(0, 0)               = 0
[pid 25532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25532] write(3, "1000", 4)         = 4
[pid 25532] close(3)                    = 0
[pid 25532] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25532] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.284166][T25528] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25532] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25532] close(5)                    = 0
[pid 25532] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25535 attached
) = 25535
[pid 25532] tkill(25535, SIGSTOP)       = 0
[pid 25535] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25532, si_uid=65534} ---
[pid 25532] exit_group(0 <unfinished ...>
[pid 25535] --- stopped by SIGSTOP ---
[pid 25532] <... exit_group resumed>)   = ?
[pid 25532] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25535, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25536 attached
, child_tidptr=0x555556efc5d0) = 25536
[pid 25536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25536] setpgid(0, 0)               = 0
[pid 25536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25536] write(3, "1000", 4)         = 4
[pid 25536] close(3)                    = 0
[pid 25536] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25536] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.336692][T25532] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25536] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25536] close(5)                    = 0
[pid 25536] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25539 attached
) = 25539
[pid 25536] tkill(25539, SIGSTOP)       = 0
[pid 25536] exit_group(0 <unfinished ...>
[pid 25539] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25536, si_uid=65534} ---
[pid 25536] <... exit_group resumed>)   = ?
[pid 25539] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25539, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25536] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25536, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25540 attached
, child_tidptr=0x555556efc5d0) = 25540
[pid 25540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25540] setpgid(0, 0)               = 0
[pid 25540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25540] write(3, "1000", 4)         = 4
[pid 25540] close(3)                    = 0
[pid 25540] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25540] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.380371][T25536] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25540] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25540] close(5)                    = 0
[pid 25540] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25543 attached
) = 25543
[pid 25540] tkill(25543, SIGSTOP)       = 0
[pid 25540] exit_group(0 <unfinished ...>
[pid 25543] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25540, si_uid=65534} ---
[pid 25540] <... exit_group resumed>)   = ?
[pid 25543] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25543, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25540] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25540, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25544 attached
, child_tidptr=0x555556efc5d0) = 25544
[pid 25544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25544] setpgid(0, 0)               = 0
[pid 25544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25544] write(3, "1000", 4)         = 4
[pid 25544] close(3)                    = 0
[pid 25544] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25544] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.422273][T25540] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25544] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25544] close(5)                    = 0
[pid 25544] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25547 attached
) = 25547
[pid 25544] tkill(25547, SIGSTOP)       = 0
[pid 25547] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25544, si_uid=65534} ---
[pid 25544] exit_group(0)               = ?
[pid 25547] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25547, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25544] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25544, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25548 attached
, child_tidptr=0x555556efc5d0) = 25548
[pid 25548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25548] setpgid(0, 0)               = 0
[pid 25548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25548] write(3, "1000", 4)         = 4
[pid 25548] close(3)                    = 0
[pid 25548] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25548] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.465584][T25544] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25548] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25548] close(5)                    = 0
[pid 25548] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25551 attached
) = 25551
[pid 25548] tkill(25551, SIGSTOP)       = 0
[pid 25551] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25548, si_uid=65534} ---
[pid 25548] exit_group(0)               = ?
[pid 25551] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25551, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25548] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25548, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25552 attached
, child_tidptr=0x555556efc5d0) = 25552
[pid 25552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25552] setpgid(0, 0)               = 0
[pid 25552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25552] write(3, "1000", 4)         = 4
[pid 25552] close(3)                    = 0
[pid 25552] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25552] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25552] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25552] close(5)                    = 0
[pid 25552] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25555 attached
) = 25555
[pid 25552] tkill(25555, SIGSTOP)       = 0
[pid 25552] exit_group(0 <unfinished ...>
[pid 25555] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25552, si_uid=65534} ---
[pid 25552] <... exit_group resumed>)   = ?
[pid 25555] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25555, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25552] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25552, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25556 attached
, child_tidptr=0x555556efc5d0) = 25556
[pid 25556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25556] setpgid(0, 0)               = 0
[pid 25556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25556] write(3, "1000", 4)         = 4
[pid 25556] close(3)                    = 0
[pid 25556] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25556] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.506263][T25548] vhci_hcd vhci_hcd.0: port 0 already used
[  199.546305][T25552] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25556] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25556] close(5)                    = 0
[pid 25556] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25559 attached
) = 25559
[pid 25556] tkill(25559, SIGSTOP)       = 0
[pid 25559] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25556, si_uid=65534} ---
[pid 25556] exit_group(0 <unfinished ...>
[pid 25559] --- stopped by SIGSTOP ---
[pid 25556] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25559, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25556] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25556, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25560 attached
, child_tidptr=0x555556efc5d0) = 25560
[pid 25560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25560] setpgid(0, 0)               = 0
[pid 25560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25560] write(3, "1000", 4)         = 4
[pid 25560] close(3)                    = 0
[pid 25560] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25560] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.590230][T25556] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25560] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25560] close(5)                    = 0
[pid 25560] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25563 attached
) = 25563
[pid 25560] tkill(25563, SIGSTOP)       = 0
[pid 25560] exit_group(0)               = ?
[pid 25563] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25560, si_uid=65534} ---
[pid 25560] +++ exited with 0 +++
[pid 25563] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25560, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25564 attached
, child_tidptr=0x555556efc5d0) = 25564
[pid 25564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25564] setpgid(0, 0)               = 0
[pid 25564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25564] write(3, "1000", 4)         = 4
[pid 25564] close(3)                    = 0
[pid 25564] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25564] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.631899][T25560] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25564] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25564] close(5)                    = 0
[pid 25564] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25567 attached
) = 25567
[pid 25564] tkill(25567, SIGSTOP)       = 0
[pid 25567] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25564, si_uid=65534} ---
[pid 25564] exit_group(0 <unfinished ...>
[pid 25567] --- stopped by SIGSTOP ---
[pid 25564] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25567, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25564] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25564, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25568 attached
, child_tidptr=0x555556efc5d0) = 25568
[pid 25568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25568] setpgid(0, 0)               = 0
[pid 25568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25568] write(3, "1000", 4)         = 4
[pid 25568] close(3)                    = 0
[pid 25568] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25568] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.675684][T25564] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25568] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25568] close(5)                    = 0
[pid 25568] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25571 attached
) = 25571
[pid 25568] tkill(25571, SIGSTOP)       = 0
[pid 25568] exit_group(0 <unfinished ...>
[pid 25571] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25568, si_uid=65534} ---
[pid 25568] <... exit_group resumed>)   = ?
[pid 25568] +++ exited with 0 +++
[pid 25571] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25568, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25572 attached
, child_tidptr=0x555556efc5d0) = 25572
[pid 25572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25572] setpgid(0, 0)               = 0
[pid 25572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25572] write(3, "1000", 4)         = 4
[pid 25572] close(3)                    = 0
[pid 25572] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25572] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.717363][T25568] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25572] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25572] close(5)                    = 0
[pid 25572] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25575 attached
) = 25575
[pid 25572] tkill(25575, SIGSTOP)       = 0
[pid 25572] exit_group(0 <unfinished ...>
[pid 25575] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25572, si_uid=65534} ---
[pid 25572] <... exit_group resumed>)   = ?
[pid 25575] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25575, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25572] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25572, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25576 attached
, child_tidptr=0x555556efc5d0) = 25576
[pid 25576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25576] setpgid(0, 0)               = 0
[pid 25576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25576] write(3, "1000", 4)         = 4
[pid 25576] close(3)                    = 0
[pid 25576] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25576] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.758881][T25572] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25576] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25576] close(5)                    = 0
[pid 25576] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25579 attached
) = 25579
[pid 25576] tkill(25579, SIGSTOP)       = 0
[pid 25576] exit_group(0 <unfinished ...>
[pid 25579] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25576, si_uid=65534} ---
[pid 25576] <... exit_group resumed>)   = ?
[pid 25579] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25579, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25576] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25576, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25580 attached
, child_tidptr=0x555556efc5d0) = 25580
[pid 25580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25580] setpgid(0, 0)               = 0
[pid 25580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25580] write(3, "1000", 4)         = 4
[pid 25580] close(3)                    = 0
[pid 25580] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25580] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.799702][T25576] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25580] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25580] close(5)                    = 0
[pid 25580] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25583 attached
) = 25583
[pid 25580] tkill(25583, SIGSTOP)       = 0
[pid 25580] exit_group(0 <unfinished ...>
[pid 25583] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25580, si_uid=65534} ---
[pid 25580] <... exit_group resumed>)   = ?
[pid 25583] --- stopped by SIGSTOP ---
[pid 25580] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25583, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25584 attached
, child_tidptr=0x555556efc5d0) = 25584
[pid 25584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25584] setpgid(0, 0)               = 0
[pid 25584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25584] write(3, "1000", 4)         = 4
[pid 25584] close(3)                    = 0
[pid 25584] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25584] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.850777][T25580] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25584] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25584] close(5)                    = 0
[pid 25584] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25587 attached
) = 25587
[pid 25584] tkill(25587, SIGSTOP)       = 0
[pid 25584] exit_group(0)               = ?
[pid 25587] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25584, si_uid=65534} ---
[pid 25584] +++ exited with 0 +++
[pid 25587] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25584, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25588 attached
, child_tidptr=0x555556efc5d0) = 25588
[pid 25588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25588] setpgid(0, 0)               = 0
[pid 25588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25588] write(3, "1000", 4)         = 4
[pid 25588] close(3)                    = 0
[pid 25588] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25588] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.897500][T25584] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25588] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25588] close(5)                    = 0
[pid 25588] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25591 attached
) = 25591
[pid 25588] tkill(25591, SIGSTOP)       = 0
[pid 25591] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25588, si_uid=65534} ---
[pid 25588] exit_group(0 <unfinished ...>
[pid 25591] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25591, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25588] <... exit_group resumed>)   = ?
[pid 25588] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25588, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25592 attached
, child_tidptr=0x555556efc5d0) = 25592
[pid 25592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25592] setpgid(0, 0)               = 0
[pid 25592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25592] write(3, "1000", 4)         = 4
[pid 25592] close(3)                    = 0
[pid 25592] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25592] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.937959][T25588] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25592] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25592] close(5)                    = 0
[pid 25592] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25595 attached
) = 25595
[pid 25592] tkill(25595, SIGSTOP)       = 0
[pid 25595] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25592, si_uid=65534} ---
[pid 25592] exit_group(0 <unfinished ...>
[pid 25595] --- stopped by SIGSTOP ---
[pid 25592] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25595, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25592] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25592, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25596 attached
, child_tidptr=0x555556efc5d0) = 25596
[pid 25596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25596] setpgid(0, 0)               = 0
[pid 25596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25596] write(3, "1000", 4)         = 4
[pid 25596] close(3)                    = 0
[pid 25596] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25596] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  199.980587][T25592] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25596] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25596] close(5)                    = 0
[pid 25596] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25599 attached
) = 25599
[pid 25596] tkill(25599, SIGSTOP)       = 0
[pid 25596] exit_group(0)               = ?
[pid 25599] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25596, si_uid=65534} ---
[pid 25596] +++ exited with 0 +++
[pid 25599] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25596, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25600 attached
, child_tidptr=0x555556efc5d0) = 25600
[pid 25600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25600] setpgid(0, 0)               = 0
[pid 25600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25600] write(3, "1000", 4)         = 4
[pid 25600] close(3)                    = 0
[pid 25600] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25600] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.023931][T25596] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25600] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25600] close(5)                    = 0
[pid 25600] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25603 attached
) = 25603
[pid 25600] tkill(25603, SIGSTOP)       = 0
[pid 25603] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25600, si_uid=65534} ---
[pid 25600] exit_group(0 <unfinished ...>
[pid 25603] --- stopped by SIGSTOP ---
[pid 25600] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25603, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25600] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25600, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25604 attached
, child_tidptr=0x555556efc5d0) = 25604
[pid 25604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25604] setpgid(0, 0)               = 0
[pid 25604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25604] write(3, "1000", 4)         = 4
[pid 25604] close(3)                    = 0
[pid 25604] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25604] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.068211][T25600] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25604] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25604] close(5)                    = 0
[pid 25604] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25607 attached
) = 25607
[pid 25604] tkill(25607, SIGSTOP)       = 0
[pid 25607] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25604, si_uid=65534} ---
[pid 25604] exit_group(0 <unfinished ...>
[pid 25607] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25607, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25604] <... exit_group resumed>)   = ?
[pid 25604] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25604, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25608 attached
, child_tidptr=0x555556efc5d0) = 25608
[pid 25608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25608] setpgid(0, 0)               = 0
[pid 25608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25608] write(3, "1000", 4)         = 4
[pid 25608] close(3)                    = 0
[pid 25608] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25608] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.109708][T25604] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25608] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25608] close(5)                    = 0
[pid 25608] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25611 attached
) = 25611
[pid 25608] tkill(25611, SIGSTOP)       = 0
[pid 25611] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25608, si_uid=65534} ---
[pid 25608] exit_group(0 <unfinished ...>
[pid 25611] --- stopped by SIGSTOP ---
[pid 25608] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25611, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25608] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25608, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25612 attached
, child_tidptr=0x555556efc5d0) = 25612
[pid 25612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25612] setpgid(0, 0)               = 0
[pid 25612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25612] write(3, "1000", 4)         = 4
[pid 25612] close(3)                    = 0
[pid 25612] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25612] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.155681][T25608] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25612] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25612] close(5)                    = 0
[pid 25612] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25615 attached
) = 25615
[pid 25612] tkill(25615, SIGSTOP)       = 0
[pid 25615] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25612, si_uid=65534} ---
[pid 25612] exit_group(0 <unfinished ...>
[pid 25615] --- stopped by SIGSTOP ---
[pid 25612] <... exit_group resumed>)   = ?
[pid 25612] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25615, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25616 attached
, child_tidptr=0x555556efc5d0) = 25616
[pid 25616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25616] setpgid(0, 0)               = 0
[pid 25616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25616] write(3, "1000", 4)         = 4
[pid 25616] close(3)                    = 0
[pid 25616] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25616] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.203845][T25612] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25616] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25616] close(5)                    = 0
[pid 25616] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25619 attached
) = 25619
[pid 25616] tkill(25619, SIGSTOP)       = 0
[pid 25619] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25616, si_uid=65534} ---
[pid 25616] exit_group(0 <unfinished ...>
[pid 25619] --- stopped by SIGSTOP ---
[pid 25616] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25619, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25616] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25616, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25620 attached
, child_tidptr=0x555556efc5d0) = 25620
[pid 25620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25620] setpgid(0, 0)               = 0
[pid 25620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25620] write(3, "1000", 4)         = 4
[pid 25620] close(3)                    = 0
[pid 25620] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25620] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.249838][T25616] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25620] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25620] close(5)                    = 0
[pid 25620] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25623 attached
) = 25623
[pid 25620] tkill(25623, SIGSTOP)       = 0
[pid 25623] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25620, si_uid=65534} ---
[pid 25623] --- stopped by SIGSTOP ---
[pid 25620] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25623, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25620] <... exit_group resumed>)   = ?
[pid 25620] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25620, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25624 attached
, child_tidptr=0x555556efc5d0) = 25624
[pid 25624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25624] setpgid(0, 0)               = 0
[pid 25624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25624] write(3, "1000", 4)         = 4
[pid 25624] close(3)                    = 0
[pid 25624] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25624] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.293950][T25620] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25624] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25624] close(5)                    = 0
[pid 25624] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25627 attached
) = 25627
[pid 25624] tkill(25627, SIGSTOP)       = 0
[pid 25627] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25624, si_uid=65534} ---
[pid 25624] exit_group(0 <unfinished ...>
[pid 25627] --- stopped by SIGSTOP ---
[pid 25624] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25627, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25624] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25624, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25628 attached
, child_tidptr=0x555556efc5d0) = 25628
[pid 25628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25628] setpgid(0, 0)               = 0
[pid 25628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25628] write(3, "1000", 4)         = 4
[pid 25628] close(3)                    = 0
[pid 25628] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25628] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.335919][T25624] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25628] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25628] close(5)                    = 0
[pid 25628] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25631 attached
) = 25631
[pid 25628] tkill(25631, SIGSTOP)       = 0
[pid 25628] exit_group(0 <unfinished ...>
[pid 25631] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25628, si_uid=65534} ---
[pid 25628] <... exit_group resumed>)   = ?
[pid 25631] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25631, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25628] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25628, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25632 attached
, child_tidptr=0x555556efc5d0) = 25632
[pid 25632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25632] setpgid(0, 0)               = 0
[pid 25632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25632] write(3, "1000", 4)         = 4
[pid 25632] close(3)                    = 0
[pid 25632] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25632] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25632] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25632] close(5)                    = 0
[pid 25632] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25635 attached
) = 25635
[pid 25632] tkill(25635, SIGSTOP)       = 0
[pid 25635] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25632, si_uid=65534} ---
[pid 25632] exit_group(0)               = ?
[pid 25635] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25635, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25632] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25632, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25636 attached
, child_tidptr=0x555556efc5d0) = 25636
[pid 25636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25636] setpgid(0, 0)               = 0
[pid 25636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25636] write(3, "1000", 4)         = 4
[pid 25636] close(3)                    = 0
[pid 25636] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25636] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.377707][T25628] vhci_hcd vhci_hcd.0: port 0 already used
[  200.417360][T25632] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25636] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25636] close(5)                    = 0
[pid 25636] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25639 attached
) = 25639
[pid 25636] tkill(25639, SIGSTOP)       = 0
[pid 25639] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25636, si_uid=65534} ---
[pid 25636] exit_group(0 <unfinished ...>
[pid 25639] --- stopped by SIGSTOP ---
[pid 25636] <... exit_group resumed>)   = ?
[pid 25636] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25639, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25640 attached
, child_tidptr=0x555556efc5d0) = 25640
[pid 25640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25640] setpgid(0, 0)               = 0
[pid 25640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25640] write(3, "1000", 4)         = 4
[pid 25640] close(3)                    = 0
[pid 25640] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25640] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.458511][T25636] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25640] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25640] close(5)                    = 0
[pid 25640] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25643 attached
) = 25643
[pid 25640] tkill(25643, SIGSTOP)       = 0
[pid 25643] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25640, si_uid=65534} ---
[pid 25640] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25643, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25643] --- stopped by SIGSTOP ---
[pid 25640] <... exit_group resumed>)   = ?
[pid 25640] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25640, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25644 attached
, child_tidptr=0x555556efc5d0) = 25644
[pid 25644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25644] setpgid(0, 0)               = 0
[pid 25644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25644] write(3, "1000", 4)         = 4
[pid 25644] close(3)                    = 0
[pid 25644] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25644] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.506544][T25640] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25644] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25644] close(5)                    = 0
[pid 25644] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25647 attached
) = 25647
[pid 25644] tkill(25647, SIGSTOP)       = 0
[pid 25647] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25644, si_uid=65534} ---
[pid 25644] exit_group(0 <unfinished ...>
[pid 25647] --- stopped by SIGSTOP ---
[pid 25644] <... exit_group resumed>)   = ?
[pid 25644] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25647, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25648 attached
, child_tidptr=0x555556efc5d0) = 25648
[pid 25648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25648] setpgid(0, 0)               = 0
[pid 25648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25648] write(3, "1000", 4)         = 4
[pid 25648] close(3)                    = 0
[pid 25648] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25648] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.549970][T25644] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25648] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25648] close(5)                    = 0
[pid 25648] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25651 attached
) = 25651
[pid 25648] tkill(25651, SIGSTOP)       = 0
[pid 25651] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25648, si_uid=65534} ---
[pid 25648] exit_group(0 <unfinished ...>
[pid 25651] --- stopped by SIGSTOP ---
[pid 25648] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25651, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25648] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25648, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25652 attached
, child_tidptr=0x555556efc5d0) = 25652
[pid 25652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25652] setpgid(0, 0)               = 0
[pid 25652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25652] write(3, "1000", 4)         = 4
[pid 25652] close(3)                    = 0
[pid 25652] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25652] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.592375][T25648] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25652] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25652] close(5)                    = 0
[pid 25652] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25655 attached
) = 25655
[pid 25652] tkill(25655, SIGSTOP)       = 0
[pid 25655] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25652, si_uid=65534} ---
[pid 25652] exit_group(0 <unfinished ...>
[pid 25655] --- stopped by SIGSTOP ---
[pid 25652] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25655, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25652] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25652, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25656 attached
, child_tidptr=0x555556efc5d0) = 25656
[pid 25656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25656] setpgid(0, 0)               = 0
[pid 25656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25656] write(3, "1000", 4)         = 4
[pid 25656] close(3)                    = 0
[pid 25656] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25656] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.637580][T25652] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25656] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25656] close(5)                    = 0
[pid 25656] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25659 attached
) = 25659
[pid 25656] tkill(25659, SIGSTOP)       = 0
[pid 25659] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25656, si_uid=65534} ---
[pid 25656] exit_group(0 <unfinished ...>
[pid 25659] --- stopped by SIGSTOP ---
[pid 25656] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25659, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25656] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25656, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25660 attached
, child_tidptr=0x555556efc5d0) = 25660
[pid 25660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25660] setpgid(0, 0)               = 0
[pid 25660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25660] write(3, "1000", 4)         = 4
[pid 25660] close(3)                    = 0
[pid 25660] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25660] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25660] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25660] close(5)                    = 0
[pid 25660] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25663 attached
) = 25663
[pid 25660] tkill(25663, SIGSTOP)       = 0
[pid 25660] exit_group(0 <unfinished ...>
[pid 25663] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25660, si_uid=65534} ---
[pid 25660] <... exit_group resumed>)   = ?
[pid 25663] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25663, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25660] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25660, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25664 attached
, child_tidptr=0x555556efc5d0) = 25664
[pid 25664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25664] setpgid(0, 0)               = 0
[pid 25664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25664] write(3, "1000", 4)         = 4
[pid 25664] close(3)                    = 0
[pid 25664] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25664] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.680455][T25656] vhci_hcd vhci_hcd.0: port 0 already used
[  200.720409][T25660] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25664] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25664] close(5)                    = 0
[pid 25664] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25667 attached
) = 25667
[pid 25664] tkill(25667, SIGSTOP)       = 0
[pid 25664] exit_group(0 <unfinished ...>
[pid 25667] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25664, si_uid=65534} ---
[pid 25664] <... exit_group resumed>)   = ?
[pid 25667] --- stopped by SIGSTOP ---
[pid 25664] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25667, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25668 attached
, child_tidptr=0x555556efc5d0) = 25668
[pid 25668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25668] setpgid(0, 0)               = 0
[pid 25668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25668] write(3, "1000", 4)         = 4
[pid 25668] close(3)                    = 0
[pid 25668] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25668] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25668] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25668] close(5)                    = 0
[pid 25668] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25671 attached
) = 25671
[pid 25668] tkill(25671, SIGSTOP)       = 0
[pid 25671] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25668, si_uid=65534} ---
[pid 25668] exit_group(0 <unfinished ...>
[pid 25671] --- stopped by SIGSTOP ---
[pid 25668] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25671, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25668] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25668, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25672 attached
, child_tidptr=0x555556efc5d0) = 25672
[pid 25672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25672] setpgid(0, 0)               = 0
[pid 25672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25672] write(3, "1000", 4)         = 4
[pid 25672] close(3)                    = 0
[pid 25672] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25672] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.760199][T25664] vhci_hcd vhci_hcd.0: port 0 already used
[  200.799506][T25668] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25672] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25672] close(5)                    = 0
[pid 25672] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25675 attached
) = 25675
[pid 25672] tkill(25675, SIGSTOP)       = 0
[pid 25672] exit_group(0 <unfinished ...>
[pid 25675] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25672, si_uid=65534} ---
[pid 25672] <... exit_group resumed>)   = ?
[pid 25672] +++ exited with 0 +++
[pid 25675] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25672, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25676 attached
, child_tidptr=0x555556efc5d0) = 25676
[pid 25676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25676] setpgid(0, 0)               = 0
[pid 25676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25676] write(3, "1000", 4)         = 4
[pid 25676] close(3)                    = 0
[pid 25676] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25676] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.841453][T25672] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25676] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25676] close(5)                    = 0
[pid 25676] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25679 attached
) = 25679
[pid 25676] tkill(25679, SIGSTOP)       = 0
[pid 25679] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25676, si_uid=65534} ---
[pid 25676] exit_group(0 <unfinished ...>
[pid 25679] --- stopped by SIGSTOP ---
[pid 25676] <... exit_group resumed>)   = ?
[pid 25676] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25679, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25680 attached
, child_tidptr=0x555556efc5d0) = 25680
[pid 25680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25680] setpgid(0, 0)               = 0
[pid 25680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25680] write(3, "1000", 4)         = 4
[pid 25680] close(3)                    = 0
[pid 25680] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25680] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.883501][T25676] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25680] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25680] close(5)                    = 0
[pid 25680] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25683 attached
) = 25683
[pid 25680] tkill(25683, SIGSTOP)       = 0
[pid 25683] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25680, si_uid=65534} ---
[pid 25680] exit_group(0 <unfinished ...>
[pid 25683] --- stopped by SIGSTOP ---
[pid 25680] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25683, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25680] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25680, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25684 attached
, child_tidptr=0x555556efc5d0) = 25684
[pid 25684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25684] setpgid(0, 0)               = 0
[pid 25684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25684] write(3, "1000", 4)         = 4
[pid 25684] close(3)                    = 0
[pid 25684] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25684] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.925985][T25680] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25684] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25684] close(5)                    = 0
[pid 25684] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25687 attached
) = 25687
[pid 25684] tkill(25687, SIGSTOP)       = 0
[pid 25684] exit_group(0 <unfinished ...>
[pid 25687] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25684, si_uid=65534} ---
[pid 25684] <... exit_group resumed>)   = ?
[pid 25687] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25687, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25684] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25684, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25688 attached
, child_tidptr=0x555556efc5d0) = 25688
[pid 25688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25688] setpgid(0, 0)               = 0
[pid 25688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25688] write(3, "1000", 4)         = 4
[pid 25688] close(3)                    = 0
[pid 25688] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25688] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  200.966676][T25684] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25688] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25688] close(5)                    = 0
[pid 25688] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25691 attached
) = 25691
[pid 25688] tkill(25691, SIGSTOP)       = 0
[pid 25688] exit_group(0 <unfinished ...>
[pid 25691] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25688, si_uid=65534} ---
[pid 25688] <... exit_group resumed>)   = ?
[pid 25691] --- stopped by SIGSTOP ---
[pid 25688] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25691, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25692 attached
, child_tidptr=0x555556efc5d0) = 25692
[pid 25692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25692] setpgid(0, 0)               = 0
[pid 25692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25692] write(3, "1000", 4)         = 4
[pid 25692] close(3)                    = 0
[pid 25692] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25692] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25692] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25692] close(5)                    = 0
[pid 25692] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25695 attached
) = 25695
[pid 25692] tkill(25695, SIGSTOP)       = 0
[pid 25695] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25692, si_uid=65534} ---
[pid 25692] exit_group(0 <unfinished ...>
[pid 25695] --- stopped by SIGSTOP ---
[pid 25692] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25695, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25692] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25692, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25696 attached
, child_tidptr=0x555556efc5d0) = 25696
[pid 25696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25696] setpgid(0, 0)               = 0
[pid 25696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25696] write(3, "1000", 4)         = 4
[pid 25696] close(3)                    = 0
[pid 25696] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25696] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.010007][T25688] vhci_hcd vhci_hcd.0: port 0 already used
[  201.048110][T25692] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25696] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25696] close(5)                    = 0
[pid 25696] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25699 attached
) = 25699
[pid 25696] tkill(25699, SIGSTOP)       = 0
[pid 25699] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25696, si_uid=65534} ---
[pid 25696] exit_group(0 <unfinished ...>
[pid 25699] --- stopped by SIGSTOP ---
[pid 25696] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25699, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25696] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25696, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25700 attached
, child_tidptr=0x555556efc5d0) = 25700
[pid 25700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25700] setpgid(0, 0)               = 0
[pid 25700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25700] write(3, "1000", 4)         = 4
[pid 25700] close(3)                    = 0
[pid 25700] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25700] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.090589][T25696] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25700] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25700] close(5)                    = 0
[pid 25700] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25703 attached
) = 25703
[pid 25700] tkill(25703, SIGSTOP)       = 0
[pid 25700] exit_group(0 <unfinished ...>
[pid 25703] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25700, si_uid=65534} ---
[pid 25700] <... exit_group resumed>)   = ?
[pid 25703] --- stopped by SIGSTOP ---
[pid 25700] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25703, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25704 attached
, child_tidptr=0x555556efc5d0) = 25704
[pid 25704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25704] setpgid(0, 0)               = 0
[pid 25704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25704] write(3, "1000", 4)         = 4
[pid 25704] close(3)                    = 0
[pid 25704] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25704] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.132550][T25700] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25704] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25704] close(5)                    = 0
[pid 25704] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25707 attached
) = 25707
[pid 25704] tkill(25707, SIGSTOP)       = 0
[pid 25707] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25704, si_uid=65534} ---
[pid 25704] exit_group(0 <unfinished ...>
[pid 25707] --- stopped by SIGSTOP ---
[pid 25704] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25707, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25704] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25704, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25708 attached
, child_tidptr=0x555556efc5d0) = 25708
[pid 25708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25708] setpgid(0, 0)               = 0
[pid 25708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25708] write(3, "1000", 4)         = 4
[pid 25708] close(3)                    = 0
[pid 25708] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25708] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25708] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25708] close(5)                    = 0
[pid 25708] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25711 attached
) = 25711
[pid 25708] tkill(25711, SIGSTOP)       = 0
[pid 25711] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25708, si_uid=65534} ---
[pid 25708] exit_group(0)               = ?
[pid 25711] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25711, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25708] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25708, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25712 attached
, child_tidptr=0x555556efc5d0) = 25712
[pid 25712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25712] setpgid(0, 0)               = 0
[pid 25712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25712] write(3, "1000", 4)         = 4
[pid 25712] close(3)                    = 0
[pid 25712] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25712] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.175530][T25704] vhci_hcd vhci_hcd.0: port 0 already used
[  201.214343][T25708] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25712] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25712] close(5)                    = 0
[pid 25712] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25715 attached
) = 25715
[pid 25712] tkill(25715, SIGSTOP)       = 0
[pid 25715] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25712, si_uid=65534} ---
[pid 25712] exit_group(0 <unfinished ...>
[pid 25715] --- stopped by SIGSTOP ---
[pid 25712] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25715, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25712] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25712, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25716 attached
, child_tidptr=0x555556efc5d0) = 25716
[pid 25716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25716] setpgid(0, 0)               = 0
[pid 25716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25716] write(3, "1000", 4)         = 4
[pid 25716] close(3)                    = 0
[pid 25716] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25716] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.257086][T25712] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25716] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25716] close(5)                    = 0
[pid 25716] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25719 attached
) = 25719
[pid 25716] tkill(25719, SIGSTOP)       = 0
[pid 25719] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25716, si_uid=65534} ---
[pid 25716] exit_group(0 <unfinished ...>
[pid 25719] --- stopped by SIGSTOP ---
[pid 25716] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25719, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25716] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25716, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25720 attached
, child_tidptr=0x555556efc5d0) = 25720
[pid 25720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25720] setpgid(0, 0)               = 0
[pid 25720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25720] write(3, "1000", 4)         = 4
[pid 25720] close(3)                    = 0
[pid 25720] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25720] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.297853][T25716] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25720] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25720] close(5)                    = 0
[pid 25720] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25723 attached
) = 25723
[pid 25720] tkill(25723, SIGSTOP)       = 0
[pid 25723] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25720, si_uid=65534} ---
[pid 25720] exit_group(0 <unfinished ...>
[pid 25723] --- stopped by SIGSTOP ---
[pid 25720] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25723, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25720] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25720, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25724 attached
, child_tidptr=0x555556efc5d0) = 25724
[pid 25724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25724] setpgid(0, 0)               = 0
[pid 25724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25724] write(3, "1000", 4)         = 4
[pid 25724] close(3)                    = 0
[pid 25724] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25724] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.339932][T25720] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25724] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25724] close(5)                    = 0
[pid 25724] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25727 attached
) = 25727
[pid 25724] tkill(25727, SIGSTOP)       = 0
[pid 25727] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25724, si_uid=65534} ---
[pid 25724] exit_group(0 <unfinished ...>
[pid 25727] --- stopped by SIGSTOP ---
[pid 25724] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25727, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25724] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25724, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25728 attached
, child_tidptr=0x555556efc5d0) = 25728
[pid 25728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25728] setpgid(0, 0)               = 0
[pid 25728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25728] write(3, "1000", 4)         = 4
[pid 25728] close(3)                    = 0
[pid 25728] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25728] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.380781][T25724] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25728] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25728] close(5)                    = 0
[pid 25728] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25731 attached
) = 25731
[pid 25728] tkill(25731, SIGSTOP)       = 0
[pid 25731] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25728, si_uid=65534} ---
[pid 25728] exit_group(0 <unfinished ...>
[pid 25731] --- stopped by SIGSTOP ---
[pid 25728] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25731, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25728] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25728, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25732 attached
, child_tidptr=0x555556efc5d0) = 25732
[pid 25732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25732] setpgid(0, 0)               = 0
[pid 25732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25732] write(3, "1000", 4)         = 4
[pid 25732] close(3)                    = 0
[pid 25732] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25732] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25732] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25732] close(5)                    = 0
[pid 25732] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25735 attached
) = 25735
[pid 25732] tkill(25735, SIGSTOP)       = 0
[pid 25732] exit_group(0 <unfinished ...>
[pid 25735] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25732, si_uid=65534} ---
[pid 25732] <... exit_group resumed>)   = ?
[pid 25735] --- stopped by SIGSTOP ---
[pid 25732] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25735, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25736 attached
, child_tidptr=0x555556efc5d0) = 25736
[pid 25736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25736] setpgid(0, 0)               = 0
[pid 25736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25736] write(3, "1000", 4)         = 4
[pid 25736] close(3)                    = 0
[pid 25736] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25736] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.421806][T25728] vhci_hcd vhci_hcd.0: port 0 already used
[  201.460128][T25732] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25736] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25736] close(5)                    = 0
[pid 25736] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25739 attached
) = 25739
[pid 25736] tkill(25739, SIGSTOP)       = 0
[pid 25736] exit_group(0 <unfinished ...>
[pid 25739] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25736, si_uid=65534} ---
[pid 25736] <... exit_group resumed>)   = ?
[pid 25736] +++ exited with 0 +++
[pid 25739] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25736, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25740 attached
, child_tidptr=0x555556efc5d0) = 25740
[pid 25740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25740] setpgid(0, 0)               = 0
[pid 25740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25740] write(3, "1000", 4)         = 4
[pid 25740] close(3)                    = 0
[pid 25740] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25740] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25740] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25740] close(5)                    = 0
[pid 25740] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25743 attached
) = 25743
[pid 25740] tkill(25743, SIGSTOP)       = 0
[pid 25743] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25740, si_uid=65534} ---
[pid 25740] exit_group(0 <unfinished ...>
[pid 25743] --- stopped by SIGSTOP ---
[pid 25740] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25743, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25740] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25740, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25744 attached
, child_tidptr=0x555556efc5d0) = 25744
[pid 25744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25744] setpgid(0, 0)               = 0
[pid 25744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25744] write(3, "1000", 4)         = 4
[pid 25744] close(3)                    = 0
[pid 25744] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25744] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.499870][T25736] vhci_hcd vhci_hcd.0: port 0 already used
[  201.538284][T25740] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25744] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25744] close(5)                    = 0
[pid 25744] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25747 attached
) = 25747
[pid 25744] tkill(25747, SIGSTOP)       = 0
[pid 25747] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25744, si_uid=65534} ---
[pid 25744] exit_group(0 <unfinished ...>
[pid 25747] --- stopped by SIGSTOP ---
[pid 25744] <... exit_group resumed>)   = ?
[pid 25744] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25747, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25748 attached
, child_tidptr=0x555556efc5d0) = 25748
[pid 25748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25748] setpgid(0, 0)               = 0
[pid 25748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25748] write(3, "1000", 4)         = 4
[pid 25748] close(3)                    = 0
[pid 25748] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25748] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.580213][T25744] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25748] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25748] close(5)                    = 0
[pid 25748] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25751 attached
) = 25751
[pid 25748] tkill(25751, SIGSTOP)       = 0
[pid 25751] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25748, si_uid=65534} ---
[pid 25748] exit_group(0 <unfinished ...>
[pid 25751] --- stopped by SIGSTOP ---
[pid 25748] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25751, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25748] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25748, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25752 attached
, child_tidptr=0x555556efc5d0) = 25752
[pid 25752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25752] setpgid(0, 0)               = 0
[pid 25752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25752] write(3, "1000", 4)         = 4
[pid 25752] close(3)                    = 0
[pid 25752] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25752] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.624697][T25748] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25752] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25752] close(5)                    = 0
[pid 25752] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25755 attached
) = 25755
[pid 25752] tkill(25755, SIGSTOP)       = 0
[pid 25755] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25752, si_uid=65534} ---
[pid 25752] exit_group(0 <unfinished ...>
[pid 25755] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25755, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25752] <... exit_group resumed>)   = ?
[pid 25752] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25752, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25756 attached
, child_tidptr=0x555556efc5d0) = 25756
[pid 25756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25756] setpgid(0, 0)               = 0
[pid 25756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25756] write(3, "1000", 4)         = 4
[pid 25756] close(3)                    = 0
[pid 25756] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25756] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.668601][T25752] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25756] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25756] close(5)                    = 0
[pid 25756] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25759 attached
) = 25759
[pid 25756] tkill(25759, SIGSTOP)       = 0
[pid 25759] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25756, si_uid=65534} ---
[pid 25756] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25759, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25759] --- stopped by SIGSTOP ---
[pid 25756] <... exit_group resumed>)   = ?
[pid 25756] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25756, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25760 attached
, child_tidptr=0x555556efc5d0) = 25760
[pid 25760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25760] setpgid(0, 0)               = 0
[pid 25760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25760] write(3, "1000", 4)         = 4
[pid 25760] close(3)                    = 0
[pid 25760] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25760] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.710282][T25756] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25760] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25760] close(5)                    = 0
[pid 25760] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25763 attached
) = 25763
[pid 25760] tkill(25763, SIGSTOP)       = 0
[pid 25763] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25760, si_uid=65534} ---
[pid 25760] exit_group(0 <unfinished ...>
[pid 25763] --- stopped by SIGSTOP ---
[pid 25760] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25763, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 25760] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25760, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25764 attached
, child_tidptr=0x555556efc5d0) = 25764
[pid 25764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25764] setpgid(0, 0)               = 0
[pid 25764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25764] write(3, "1000", 4)         = 4
[pid 25764] close(3)                    = 0
[pid 25764] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25764] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.750843][T25760] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25764] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25764] close(5)                    = 0
[pid 25764] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25767 attached
) = 25767
[pid 25764] tkill(25767, SIGSTOP)       = 0
[pid 25764] exit_group(0 <unfinished ...>
[pid 25767] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25764, si_uid=65534} ---
[pid 25764] <... exit_group resumed>)   = ?
[pid 25767] --- stopped by SIGSTOP ---
[pid 25764] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25767, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25768 attached
, child_tidptr=0x555556efc5d0) = 25768
[pid 25768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25768] setpgid(0, 0)               = 0
[pid 25768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25768] write(3, "1000", 4)         = 4
[pid 25768] close(3)                    = 0
[pid 25768] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25768] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25768] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25768] close(5)                    = 0
[pid 25768] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25771 attached
) = 25771
[pid 25768] tkill(25771, SIGSTOP)       = 0
[pid 25768] exit_group(0 <unfinished ...>
[pid 25771] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25768, si_uid=65534} ---
[pid 25768] <... exit_group resumed>)   = ?
[pid 25771] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25771, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25768] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25768, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25772 attached
, child_tidptr=0x555556efc5d0) = 25772
[pid 25772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25772] setpgid(0, 0)               = 0
[pid 25772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25772] write(3, "1000", 4)         = 4
[pid 25772] close(3)                    = 0
[pid 25772] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  201.791083][T25764] vhci_hcd vhci_hcd.0: port 0 already used
[  201.831096][T25768] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25772] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25772] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25772] close(5)                    = 0
[pid 25772] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25775 attached
) = 25775
[pid 25772] tkill(25775, SIGSTOP)       = 0
[pid 25772] exit_group(0 <unfinished ...>
[pid 25775] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25772, si_uid=65534} ---
[pid 25772] <... exit_group resumed>)   = ?
[pid 25775] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25775, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25772] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25772, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25776 attached
, child_tidptr=0x555556efc5d0) = 25776
[pid 25776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25776] setpgid(0, 0)               = 0
[pid 25776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25776] write(3, "1000", 4)         = 4
[pid 25776] close(3)                    = 0
[pid 25776] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25776] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.875883][T25772] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25776] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25776] close(5)                    = 0
[pid 25776] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25779 attached
) = 25779
[pid 25776] tkill(25779, SIGSTOP)       = 0
[pid 25779] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25776, si_uid=65534} ---
[pid 25776] exit_group(0 <unfinished ...>
[pid 25779] --- stopped by SIGSTOP ---
[pid 25776] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25779, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25776] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25776, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25780 attached
, child_tidptr=0x555556efc5d0) = 25780
[pid 25780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25780] setpgid(0, 0)               = 0
[pid 25780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25780] write(3, "1000", 4)         = 4
[pid 25780] close(3)                    = 0
[pid 25780] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25780] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.922441][T25776] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25780] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25780] close(5)                    = 0
[pid 25780] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25783 attached
) = 25783
[pid 25780] tkill(25783, SIGSTOP)       = 0
[pid 25780] exit_group(0)               = ?
[pid 25783] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25780, si_uid=65534} ---
[pid 25780] +++ exited with 0 +++
[pid 25783] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25780, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25784 attached
, child_tidptr=0x555556efc5d0) = 25784
[pid 25784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25784] setpgid(0, 0)               = 0
[pid 25784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25784] write(3, "1000", 4)         = 4
[pid 25784] close(3)                    = 0
[pid 25784] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25784] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  201.964290][T25780] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25784] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25784] close(5)                    = 0
[pid 25784] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25787 attached
) = 25787
[pid 25784] tkill(25787, SIGSTOP)       = 0
[pid 25787] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25784, si_uid=65534} ---
[pid 25784] exit_group(0 <unfinished ...>
[pid 25787] --- stopped by SIGSTOP ---
[pid 25784] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25787, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25784] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25784, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25788 attached
, child_tidptr=0x555556efc5d0) = 25788
[pid 25788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25788] setpgid(0, 0)               = 0
[pid 25788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25788] write(3, "1000", 4)         = 4
[pid 25788] close(3)                    = 0
[pid 25788] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25788] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.006174][T25784] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25788] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25788] close(5)                    = 0
[pid 25788] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25791 attached
) = 25791
[pid 25788] tkill(25791, SIGSTOP)       = 0
[pid 25788] exit_group(0 <unfinished ...>
[pid 25791] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25788, si_uid=65534} ---
[pid 25788] <... exit_group resumed>)   = ?
[pid 25791] --- stopped by SIGSTOP ---
[pid 25788] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25791, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25792 attached
, child_tidptr=0x555556efc5d0) = 25792
[pid 25792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25792] setpgid(0, 0)               = 0
[pid 25792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25792] write(3, "1000", 4)         = 4
[pid 25792] close(3)                    = 0
[pid 25792] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25792] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.048342][T25788] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25792] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25792] close(5)                    = 0
[pid 25792] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25795 attached
) = 25795
[pid 25792] tkill(25795, SIGSTOP)       = 0
[pid 25792] exit_group(0 <unfinished ...>
[pid 25795] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25792, si_uid=65534} ---
[pid 25792] <... exit_group resumed>)   = ?
[pid 25795] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25795, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25792] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25792, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25796 attached
, child_tidptr=0x555556efc5d0) = 25796
[pid 25796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25796] setpgid(0, 0)               = 0
[pid 25796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25796] write(3, "1000", 4)         = 4
[pid 25796] close(3)                    = 0
[pid 25796] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25796] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.093978][T25792] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25796] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25796] close(5)                    = 0
[pid 25796] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25799 attached
) = 25799
[pid 25796] tkill(25799, SIGSTOP)       = 0
[pid 25799] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25796, si_uid=65534} ---
[pid 25796] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25799, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25799] --- stopped by SIGSTOP ---
[pid 25796] <... exit_group resumed>)   = ?
[pid 25796] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25796, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25800 attached
, child_tidptr=0x555556efc5d0) = 25800
[pid 25800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25800] setpgid(0, 0)               = 0
[pid 25800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25800] write(3, "1000", 4)         = 4
[pid 25800] close(3)                    = 0
[pid 25800] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25800] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.137064][T25796] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25800] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25800] close(5)                    = 0
[pid 25800] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25803 attached
) = 25803
[pid 25800] tkill(25803, SIGSTOP)       = 0
[pid 25803] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25800, si_uid=65534} ---
[pid 25800] exit_group(0 <unfinished ...>
[pid 25803] --- stopped by SIGSTOP ---
[pid 25800] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25803, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25800] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25800, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25804 attached
, child_tidptr=0x555556efc5d0) = 25804
[pid 25804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25804] setpgid(0, 0)               = 0
[pid 25804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25804] write(3, "1000", 4)         = 4
[pid 25804] close(3)                    = 0
[pid 25804] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25804] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.183454][T25800] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25804] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25804] close(5)                    = 0
[pid 25804] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25807 attached
) = 25807
[pid 25804] tkill(25807, SIGSTOP)       = 0
[pid 25807] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25804, si_uid=65534} ---
[pid 25804] exit_group(0 <unfinished ...>
[pid 25807] --- stopped by SIGSTOP ---
[pid 25804] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25807, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25804] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25804, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25808 attached
, child_tidptr=0x555556efc5d0) = 25808
[pid 25808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25808] setpgid(0, 0)               = 0
[pid 25808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25808] write(3, "1000", 4)         = 4
[pid 25808] close(3)                    = 0
[pid 25808] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25808] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.227380][T25804] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25808] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25808] close(5)                    = 0
[pid 25808] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25811 attached
) = 25811
[pid 25808] tkill(25811, SIGSTOP)       = 0
[pid 25808] exit_group(0 <unfinished ...>
[pid 25811] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25808, si_uid=65534} ---
[pid 25808] <... exit_group resumed>)   = ?
[pid 25811] --- stopped by SIGSTOP ---
[pid 25808] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25811, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25812 attached
, child_tidptr=0x555556efc5d0) = 25812
[pid 25812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25812] setpgid(0, 0)               = 0
[pid 25812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25812] write(3, "1000", 4)         = 4
[pid 25812] close(3)                    = 0
[pid 25812] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25812] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.267794][T25808] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25812] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25812] close(5)                    = 0
[pid 25812] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25815 attached
) = 25815
[pid 25812] tkill(25815, SIGSTOP)       = 0
[pid 25815] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25812, si_uid=65534} ---
[pid 25812] exit_group(0 <unfinished ...>
[pid 25815] --- stopped by SIGSTOP ---
[pid 25812] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25815, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25812] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25812, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25816 attached
, child_tidptr=0x555556efc5d0) = 25816
[pid 25816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25816] setpgid(0, 0)               = 0
[pid 25816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25816] write(3, "1000", 4)         = 4
[pid 25816] close(3)                    = 0
[pid 25816] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25816] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.312320][T25812] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25816] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25816] close(5)                    = 0
[pid 25816] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25819 attached
) = 25819
[pid 25816] tkill(25819, SIGSTOP)       = 0
[pid 25816] exit_group(0 <unfinished ...>
[pid 25819] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25816, si_uid=65534} ---
[pid 25816] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25819, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25819] --- stopped by SIGSTOP ---
[pid 25816] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25816, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25820 attached
, child_tidptr=0x555556efc5d0) = 25820
[pid 25820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25820] setpgid(0, 0)               = 0
[pid 25820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25820] write(3, "1000", 4)         = 4
[pid 25820] close(3)                    = 0
[pid 25820] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25820] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.353063][T25816] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25820] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25820] close(5)                    = 0
[pid 25820] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25823 attached
) = 25823
[pid 25820] tkill(25823, SIGSTOP)       = 0
[pid 25823] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25820, si_uid=65534} ---
[pid 25820] exit_group(0)               = ?
[pid 25820] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25820, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25823] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25823, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25824 attached
, child_tidptr=0x555556efc5d0) = 25824
[pid 25824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25824] setpgid(0, 0)               = 0
[pid 25824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25824] write(3, "1000", 4)         = 4
[pid 25824] close(3)                    = 0
[pid 25824] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25824] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.393980][T25820] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25824] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25824] close(5)                    = 0
[pid 25824] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25827 attached
) = 25827
[pid 25824] tkill(25827, SIGSTOP)       = 0
[pid 25827] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25824, si_uid=65534} ---
[pid 25824] exit_group(0 <unfinished ...>
[pid 25827] --- stopped by SIGSTOP ---
[pid 25824] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25827, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25824] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25824, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25828 attached
, child_tidptr=0x555556efc5d0) = 25828
[pid 25828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25828] setpgid(0, 0)               = 0
[pid 25828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25828] write(3, "1000", 4)         = 4
[pid 25828] close(3)                    = 0
[pid 25828] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25828] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25828] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25828] close(5)                    = 0
[pid 25828] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25831 attached
) = 25831
[pid 25828] tkill(25831, SIGSTOP)       = 0
[pid 25831] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25828, si_uid=65534} ---
[pid 25828] exit_group(0 <unfinished ...>
[pid 25831] --- stopped by SIGSTOP ---
[pid 25828] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25831, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25828] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25828, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25832 attached
, child_tidptr=0x555556efc5d0) = 25832
[pid 25832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25832] setpgid(0, 0)               = 0
[pid 25832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25832] write(3, "1000", 4)         = 4
[pid 25832] close(3)                    = 0
[pid 25832] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25832] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.438751][T25824] vhci_hcd vhci_hcd.0: port 0 already used
[  202.478697][T25828] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25832] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25832] close(5)                    = 0
[pid 25832] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25835 attached
) = 25835
[pid 25832] tkill(25835, SIGSTOP)       = 0
[pid 25835] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25832, si_uid=65534} ---
[pid 25832] exit_group(0)               = ?
[pid 25832] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25832, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25835] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25835, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25836 attached
, child_tidptr=0x555556efc5d0) = 25836
[pid 25836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25836] setpgid(0, 0)               = 0
[pid 25836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25836] write(3, "1000", 4)         = 4
[pid 25836] close(3)                    = 0
[pid 25836] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25836] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.523255][T25832] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25836] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25836] close(5)                    = 0
[pid 25836] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25839 attached
) = 25839
[pid 25836] tkill(25839, SIGSTOP)       = 0
[pid 25839] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25836, si_uid=65534} ---
[pid 25836] exit_group(0 <unfinished ...>
[pid 25839] --- stopped by SIGSTOP ---
[pid 25836] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25839, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25836] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25836, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25840 attached
, child_tidptr=0x555556efc5d0) = 25840
[pid 25840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25840] setpgid(0, 0)               = 0
[pid 25840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25840] write(3, "1000", 4)         = 4
[pid 25840] close(3)                    = 0
[pid 25840] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25840] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.567209][T25836] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25840] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25840] close(5)                    = 0
[pid 25840] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25843 attached
) = 25843
[pid 25840] tkill(25843, SIGSTOP)       = 0
[pid 25843] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25840, si_uid=65534} ---
[pid 25840] exit_group(0 <unfinished ...>
[pid 25843] --- stopped by SIGSTOP ---
[pid 25840] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25843, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25840] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25840, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25844 attached
, child_tidptr=0x555556efc5d0) = 25844
[pid 25844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25844] setpgid(0, 0)               = 0
[pid 25844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25844] write(3, "1000", 4)         = 4
[pid 25844] close(3)                    = 0
[pid 25844] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25844] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.607770][T25840] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25844] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25844] close(5)                    = 0
[pid 25844] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25847 attached
) = 25847
[pid 25844] tkill(25847, SIGSTOP)       = 0
[pid 25844] exit_group(0 <unfinished ...>
[pid 25847] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25844, si_uid=65534} ---
[pid 25844] <... exit_group resumed>)   = ?
[pid 25847] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25847, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25844] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25844, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25848 attached
, child_tidptr=0x555556efc5d0) = 25848
[pid 25848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25848] setpgid(0, 0)               = 0
[pid 25848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25848] write(3, "1000", 4)         = 4
[pid 25848] close(3)                    = 0
[pid 25848] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25848] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.648301][T25844] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25848] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25848] close(5)                    = 0
[pid 25848] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25851 attached
) = 25851
[pid 25848] tkill(25851, SIGSTOP)       = 0
[pid 25848] exit_group(0 <unfinished ...>
[pid 25851] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25848, si_uid=65534} ---
[pid 25848] <... exit_group resumed>)   = ?
[pid 25851] --- stopped by SIGSTOP ---
[pid 25848] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25851, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25852 attached
, child_tidptr=0x555556efc5d0) = 25852
[pid 25852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25852] setpgid(0, 0)               = 0
[pid 25852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25852] write(3, "1000", 4)         = 4
[pid 25852] close(3)                    = 0
[pid 25852] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25852] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25852] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25852] close(5)                    = 0
[pid 25852] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25855 attached
) = 25855
[pid 25852] tkill(25855, SIGSTOP)       = 0
[pid 25855] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25852, si_uid=65534} ---
[pid 25852] exit_group(0 <unfinished ...>
[pid 25855] --- stopped by SIGSTOP ---
[pid 25852] <... exit_group resumed>)   = ?
[pid 25852] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25855, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25856 attached
, child_tidptr=0x555556efc5d0) = 25856
[pid 25856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25856] setpgid(0, 0)               = 0
[pid 25856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25856] write(3, "1000", 4)         = 4
[pid 25856] close(3)                    = 0
[pid 25856] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25856] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.695637][T25848] vhci_hcd vhci_hcd.0: port 0 already used
[  202.734561][T25852] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25856] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25856] close(5)                    = 0
[pid 25856] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25859 attached
) = 25859
[pid 25856] tkill(25859, SIGSTOP)       = 0
[pid 25859] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25856, si_uid=65534} ---
[pid 25856] exit_group(0 <unfinished ...>
[pid 25859] --- stopped by SIGSTOP ---
[pid 25856] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25859, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25856] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25856, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25860 attached
, child_tidptr=0x555556efc5d0) = 25860
[pid 25860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25860] setpgid(0, 0)               = 0
[pid 25860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25860] write(3, "1000", 4)         = 4
[pid 25860] close(3)                    = 0
[pid 25860] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25860] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.775450][T25856] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25860] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25860] close(5)                    = 0
[pid 25860] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25863 attached
) = 25863
[pid 25860] tkill(25863, SIGSTOP)       = 0
[pid 25863] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25860, si_uid=65534} ---
[pid 25860] exit_group(0 <unfinished ...>
[pid 25863] --- stopped by SIGSTOP ---
[pid 25860] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25863, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25860] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25860, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25864 attached
, child_tidptr=0x555556efc5d0) = 25864
[pid 25864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25864] setpgid(0, 0)               = 0
[pid 25864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25864] write(3, "1000", 4)         = 4
[pid 25864] close(3)                    = 0
[pid 25864] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25864] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25864] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25864] close(5)                    = 0
[pid 25864] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25867 attached
) = 25867
[pid 25864] tkill(25867, SIGSTOP)       = 0
[pid 25867] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25864, si_uid=65534} ---
[pid 25864] exit_group(0 <unfinished ...>
[pid 25867] --- stopped by SIGSTOP ---
[pid 25864] <... exit_group resumed>)   = ?
[pid 25864] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25867, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25868 attached
, child_tidptr=0x555556efc5d0) = 25868
[pid 25868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25868] setpgid(0, 0)               = 0
[pid 25868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25868] write(3, "1000", 4)         = 4
[pid 25868] close(3)                    = 0
[pid 25868] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25868] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.829369][T25860] vhci_hcd vhci_hcd.0: port 0 already used
[  202.868192][T25864] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25868] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25868] close(5)                    = 0
[pid 25868] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25871 attached
) = 25871
[pid 25868] tkill(25871, SIGSTOP)       = 0
[pid 25868] exit_group(0 <unfinished ...>
[pid 25871] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25868, si_uid=65534} ---
[pid 25868] <... exit_group resumed>)   = ?
[pid 25871] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25871, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25868] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25868, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25872 attached
, child_tidptr=0x555556efc5d0) = 25872
[pid 25872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25872] setpgid(0, 0)               = 0
[pid 25872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25872] write(3, "1000", 4)         = 4
[pid 25872] close(3)                    = 0
[pid 25872] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25872] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.908908][T25868] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25872] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25872] close(5)                    = 0
[pid 25872] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25875 attached
) = 25875
[pid 25872] tkill(25875, SIGSTOP)       = 0
[pid 25872] exit_group(0 <unfinished ...>
[pid 25875] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25872, si_uid=65534} ---
[pid 25872] <... exit_group resumed>)   = ?
[pid 25875] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25875, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25872] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25872, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25876 attached
, child_tidptr=0x555556efc5d0) = 25876
[pid 25876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25876] setpgid(0, 0)               = 0
[pid 25876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25876] write(3, "1000", 4)         = 4
[pid 25876] close(3)                    = 0
[pid 25876] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25876] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.953315][T25872] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25876] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25876] close(5)                    = 0
[pid 25876] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25879 attached
) = 25879
[pid 25876] tkill(25879, SIGSTOP)       = 0
[pid 25879] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25876, si_uid=65534} ---
[pid 25879] --- stopped by SIGSTOP ---
[pid 25876] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25879, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25876] <... exit_group resumed>)   = ?
[pid 25876] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25876, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25880 attached
, child_tidptr=0x555556efc5d0) = 25880
[pid 25880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25880] setpgid(0, 0)               = 0
[pid 25880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25880] write(3, "1000", 4)         = 4
[pid 25880] close(3)                    = 0
[pid 25880] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25880] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  202.993853][T25876] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25880] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25880] close(5)                    = 0
[pid 25880] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25883 attached
) = 25883
[pid 25880] tkill(25883, SIGSTOP)       = 0
[pid 25883] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25880, si_uid=65534} ---
[pid 25880] exit_group(0 <unfinished ...>
[pid 25883] --- stopped by SIGSTOP ---
[pid 25880] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25883, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25880] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25880, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25884 attached
, child_tidptr=0x555556efc5d0) = 25884
[pid 25884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25884] setpgid(0, 0)               = 0
[pid 25884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25884] write(3, "1000", 4)         = 4
[pid 25884] close(3)                    = 0
[pid 25884] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25884] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.039670][T25880] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25884] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25884] close(5)                    = 0
[pid 25884] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25887 attached
) = 25887
[pid 25884] tkill(25887, SIGSTOP)       = 0
[pid 25887] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25884, si_uid=65534} ---
[pid 25884] exit_group(0)               = ?
[pid 25884] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25884, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25887] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25887, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25888 attached
, child_tidptr=0x555556efc5d0) = 25888
[pid 25888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25888] setpgid(0, 0)               = 0
[pid 25888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25888] write(3, "1000", 4)         = 4
[pid 25888] close(3)                    = 0
[pid 25888] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25888] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.084114][T25884] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25888] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25888] close(5)                    = 0
[pid 25888] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25891 attached
) = 25891
[pid 25888] tkill(25891, SIGSTOP)       = 0
[pid 25888] exit_group(0 <unfinished ...>
[pid 25891] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25888, si_uid=65534} ---
[pid 25888] <... exit_group resumed>)   = ?
[pid 25891] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25891, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25888] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25888, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25892 attached
, child_tidptr=0x555556efc5d0) = 25892
[pid 25892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25892] setpgid(0, 0)               = 0
[pid 25892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25892] write(3, "1000", 4)         = 4
[pid 25892] close(3)                    = 0
[pid 25892] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25892] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.132299][T25888] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25892] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25892] close(5)                    = 0
[pid 25892] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25895 attached
) = 25895
[pid 25892] tkill(25895, SIGSTOP)       = 0
[pid 25892] exit_group(0 <unfinished ...>
[pid 25895] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25892, si_uid=65534} ---
[pid 25892] <... exit_group resumed>)   = ?
[pid 25895] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25895, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25892] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25892, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25896 attached
, child_tidptr=0x555556efc5d0) = 25896
[pid 25896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25896] setpgid(0, 0)               = 0
[pid 25896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25896] write(3, "1000", 4)         = 4
[pid 25896] close(3)                    = 0
[pid 25896] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25896] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.172594][T25892] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25896] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25896] close(5)                    = 0
[pid 25896] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25899 attached
) = 25899
[pid 25896] tkill(25899, SIGSTOP)       = 0
[pid 25899] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25896, si_uid=65534} ---
[pid 25896] exit_group(0 <unfinished ...>
[pid 25899] --- stopped by SIGSTOP ---
[pid 25896] <... exit_group resumed>)   = ?
[pid 25896] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25899, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25900 attached
, child_tidptr=0x555556efc5d0) = 25900
[pid 25900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25900] setpgid(0, 0)               = 0
[pid 25900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25900] write(3, "1000", 4)         = 4
[pid 25900] close(3)                    = 0
[pid 25900] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25900] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.215421][T25896] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25900] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25900] close(5)                    = 0
[pid 25900] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25903 attached
) = 25903
[pid 25900] tkill(25903, SIGSTOP)       = 0
[pid 25903] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25900, si_uid=65534} ---
[pid 25900] exit_group(0 <unfinished ...>
[pid 25903] --- stopped by SIGSTOP ---
[pid 25900] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25903, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25900] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25900, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25904 attached
, child_tidptr=0x555556efc5d0) = 25904
[pid 25904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25904] setpgid(0, 0)               = 0
[pid 25904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25904] write(3, "1000", 4)         = 4
[pid 25904] close(3)                    = 0
[pid 25904] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25904] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25904] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25904] close(5)                    = 0
[pid 25904] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25907 attached
) = 25907
[pid 25904] tkill(25907, SIGSTOP)       = 0
[pid 25907] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25904, si_uid=65534} ---
[pid 25904] exit_group(0 <unfinished ...>
[pid 25907] --- stopped by SIGSTOP ---
[pid 25904] <... exit_group resumed>)   = ?
[pid 25904] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25907, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25908 attached
, child_tidptr=0x555556efc5d0) = 25908
[pid 25908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25908] setpgid(0, 0)               = 0
[pid 25908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25908] write(3, "1000", 4)         = 4
[pid 25908] close(3)                    = 0
[pid 25908] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25908] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.260475][T25900] vhci_hcd vhci_hcd.0: port 0 already used
[  203.298597][T25904] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25908] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25908] close(5)                    = 0
[pid 25908] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25911 attached
) = 25911
[pid 25908] tkill(25911, SIGSTOP)       = 0
[pid 25911] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25908, si_uid=65534} ---
[pid 25908] exit_group(0 <unfinished ...>
[pid 25911] --- stopped by SIGSTOP ---
[pid 25908] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25911, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25908] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25908, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25912 attached
, child_tidptr=0x555556efc5d0) = 25912
[pid 25912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25912] setpgid(0, 0)               = 0
[pid 25912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25912] write(3, "1000", 4)         = 4
[pid 25912] close(3)                    = 0
[pid 25912] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25912] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.339573][T25908] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25912] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25912] close(5)                    = 0
[pid 25912] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25915 attached
) = 25915
[pid 25912] tkill(25915, SIGSTOP)       = 0
[pid 25912] exit_group(0 <unfinished ...>
[pid 25915] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25912, si_uid=65534} ---
[pid 25912] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25915, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25915] --- stopped by SIGSTOP ---
[pid 25912] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25912, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25916 attached
, child_tidptr=0x555556efc5d0) = 25916
[pid 25916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25916] setpgid(0, 0)               = 0
[pid 25916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25916] write(3, "1000", 4)         = 4
[pid 25916] close(3)                    = 0
[pid 25916] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25916] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.382356][T25912] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25916] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25916] close(5)                    = 0
[pid 25916] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25919 attached
) = 25919
[pid 25916] tkill(25919, SIGSTOP)       = 0
[pid 25916] exit_group(0 <unfinished ...>
[pid 25919] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25916, si_uid=65534} ---
[pid 25916] <... exit_group resumed>)   = ?
[pid 25919] --- stopped by SIGSTOP ---
[pid 25916] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25919, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25920 attached
, child_tidptr=0x555556efc5d0) = 25920
[pid 25920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25920] setpgid(0, 0)               = 0
[pid 25920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25920] write(3, "1000", 4)         = 4
[pid 25920] close(3)                    = 0
[pid 25920] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25920] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.422985][T25916] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25920] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25920] close(5)                    = 0
[pid 25920] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25923 attached
) = 25923
[pid 25920] tkill(25923, SIGSTOP)       = 0
[pid 25920] exit_group(0 <unfinished ...>
[pid 25923] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25920, si_uid=65534} ---
[pid 25920] <... exit_group resumed>)   = ?
[pid 25923] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25923, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25920] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25920, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25924 attached
, child_tidptr=0x555556efc5d0) = 25924
[pid 25924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25924] setpgid(0, 0)               = 0
[pid 25924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25924] write(3, "1000", 4)         = 4
[pid 25924] close(3)                    = 0
[pid 25924] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25924] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25924] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25924] close(5)                    = 0
[pid 25924] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25927 attached
) = 25927
[pid 25924] tkill(25927, SIGSTOP)       = 0
[pid 25927] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25924, si_uid=65534} ---
[pid 25924] exit_group(0)               = ?
[pid 25927] --- stopped by SIGSTOP ---
[pid 25924] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25927, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25928 attached
, child_tidptr=0x555556efc5d0) = 25928
[pid 25928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25928] setpgid(0, 0)               = 0
[pid 25928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25928] write(3, "1000", 4)         = 4
[pid 25928] close(3)                    = 0
[pid 25928] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25928] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.466174][T25920] vhci_hcd vhci_hcd.0: port 0 already used
[  203.504962][T25924] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25928] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25928] close(5)                    = 0
[pid 25928] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25931 attached
) = 25931
[pid 25928] tkill(25931, SIGSTOP)       = 0
[pid 25931] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25928, si_uid=65534} ---
[pid 25928] exit_group(0 <unfinished ...>
[pid 25931] --- stopped by SIGSTOP ---
[pid 25928] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25931, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25928] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25928, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25932 attached
, child_tidptr=0x555556efc5d0) = 25932
[pid 25932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25932] setpgid(0, 0)               = 0
[pid 25932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25932] write(3, "1000", 4)         = 4
[pid 25932] close(3)                    = 0
[pid 25932] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25932] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25932] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25932] close(5)                    = 0
[pid 25932] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25935 attached
) = 25935
[pid 25932] tkill(25935, SIGSTOP)       = 0
[pid 25932] exit_group(0 <unfinished ...>
[pid 25935] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25932, si_uid=65534} ---
[pid 25932] <... exit_group resumed>)   = ?
[pid 25935] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25935, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25932] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25932, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25936 attached
, child_tidptr=0x555556efc5d0) = 25936
[pid 25936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25936] setpgid(0, 0)               = 0
[pid 25936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25936] write(3, "1000", 4)         = 4
[pid 25936] close(3)                    = 0
[pid 25936] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25936] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.546456][T25928] vhci_hcd vhci_hcd.0: port 0 already used
[  203.586198][T25932] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25936] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25936] close(5)                    = 0
[pid 25936] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25939 attached
) = 25939
[pid 25936] tkill(25939, SIGSTOP)       = 0
[pid 25936] exit_group(0)               = ?
[pid 25939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25936, si_uid=65534} ---
[pid 25936] +++ exited with 0 +++
[pid 25939] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25936, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25940 attached
, child_tidptr=0x555556efc5d0) = 25940
[pid 25940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25940] setpgid(0, 0)               = 0
[pid 25940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25940] write(3, "1000", 4)         = 4
[pid 25940] close(3)                    = 0
[pid 25940] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25940] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25940] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25940] close(5)                    = 0
[pid 25940] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25943 attached
) = 25943
[pid 25940] tkill(25943, SIGSTOP)       = 0
[pid 25943] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25940, si_uid=65534} ---
[pid 25940] exit_group(0 <unfinished ...>
[pid 25943] --- stopped by SIGSTOP ---
[pid 25940] <... exit_group resumed>)   = ?
[pid 25940] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25943, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25944 attached
, child_tidptr=0x555556efc5d0) = 25944
[pid 25944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25944] setpgid(0, 0)               = 0
[pid 25944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25944] write(3, "1000", 4)         = 4
[pid 25944] close(3)                    = 0
[pid 25944] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25944] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.629975][T25936] vhci_hcd vhci_hcd.0: port 0 already used
[  203.669301][T25940] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25944] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25944] close(5)                    = 0
[pid 25944] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25947 attached
) = 25947
[pid 25944] tkill(25947, SIGSTOP)       = 0
[pid 25947] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25944, si_uid=65534} ---
[pid 25944] exit_group(0 <unfinished ...>
[pid 25947] --- stopped by SIGSTOP ---
[pid 25944] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25947, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25944] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25944, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25948 attached
, child_tidptr=0x555556efc5d0) = 25948
[pid 25948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25948] setpgid(0, 0)               = 0
[pid 25948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25948] write(3, "1000", 4)         = 4
[pid 25948] close(3)                    = 0
[pid 25948] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25948] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.712051][T25944] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25948] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25948] close(5)                    = 0
[pid 25948] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25951 attached
) = 25951
[pid 25948] tkill(25951, SIGSTOP)       = 0
[pid 25948] exit_group(0 <unfinished ...>
[pid 25951] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25948, si_uid=65534} ---
[pid 25948] <... exit_group resumed>)   = ?
[pid 25948] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25948, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 25951] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25952 attached
, child_tidptr=0x555556efc5d0) = 25952
[pid 25952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25952] setpgid(0, 0)               = 0
[pid 25952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25952] write(3, "1000", 4)         = 4
[pid 25952] close(3)                    = 0
[pid 25952] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25952] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.753165][T25948] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25952] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25952] close(5)                    = 0
[pid 25952] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25955 attached
) = 25955
[pid 25952] tkill(25955, SIGSTOP)       = 0
[pid 25952] exit_group(0 <unfinished ...>
[pid 25955] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25952, si_uid=65534} ---
[pid 25952] <... exit_group resumed>)   = ?
[pid 25955] --- stopped by SIGSTOP ---
[pid 25952] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25955, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25956 attached
, child_tidptr=0x555556efc5d0) = 25956
[pid 25956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25956] setpgid(0, 0)               = 0
[pid 25956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25956] write(3, "1000", 4)         = 4
[pid 25956] close(3)                    = 0
[pid 25956] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  203.794528][T25952] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25956] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25956] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25956] close(5)                    = 0
[pid 25956] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25959 attached
) = 25959
[pid 25956] tkill(25959, SIGSTOP)       = 0
[pid 25959] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25956, si_uid=65534} ---
[pid 25956] exit_group(0 <unfinished ...>
[pid 25959] --- stopped by SIGSTOP ---
[pid 25956] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25959, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25956] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25956, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25960 attached
, child_tidptr=0x555556efc5d0) = 25960
[pid 25960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25960] setpgid(0, 0)               = 0
[pid 25960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25960] write(3, "1000", 4)         = 4
[pid 25960] close(3)                    = 0
[pid 25960] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25960] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 25960] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25960] close(5)                    = 0
[pid 25960] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25963 attached
) = 25963
[pid 25960] tkill(25963, SIGSTOP)       = 0
[pid 25963] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25960, si_uid=65534} ---
[pid 25960] exit_group(0 <unfinished ...>
[pid 25963] --- stopped by SIGSTOP ---
[pid 25960] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25963, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 25960] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25960, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25964 attached
, child_tidptr=0x555556efc5d0) = 25964
[pid 25964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25964] setpgid(0, 0)               = 0
[pid 25964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25964] write(3, "1000", 4)         = 4
[pid 25964] close(3)                    = 0
[pid 25964] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25964] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.838807][T25956] vhci_hcd vhci_hcd.0: port 0 already used
[  203.878264][T25960] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25964] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25964] close(5)                    = 0
[pid 25964] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25967 attached
) = 25967
[pid 25964] tkill(25967, SIGSTOP)       = 0
[pid 25967] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25964, si_uid=65534} ---
[pid 25964] exit_group(0)               = ?
[pid 25967] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25967, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25964] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25964, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25968 attached
, child_tidptr=0x555556efc5d0) = 25968
[pid 25968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25968] setpgid(0, 0)               = 0
[pid 25968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25968] write(3, "1000", 4)         = 4
[pid 25968] close(3)                    = 0
[pid 25968] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25968] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.920696][T25964] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25968] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25968] close(5)                    = 0
[pid 25968] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25971 attached
) = 25971
[pid 25968] tkill(25971, SIGSTOP)       = 0
[pid 25971] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25968, si_uid=65534} ---
[pid 25968] exit_group(0)               = ?
[pid 25971] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25971, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25968] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25968, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25972 attached
, child_tidptr=0x555556efc5d0) = 25972
[pid 25972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25972] setpgid(0, 0)               = 0
[pid 25972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25972] write(3, "1000", 4)         = 4
[pid 25972] close(3)                    = 0
[pid 25972] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25972] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  203.961243][T25968] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25972] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25972] close(5)                    = 0
[pid 25972] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25975 attached
) = 25975
[pid 25972] tkill(25975, SIGSTOP)       = 0
[pid 25975] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25972, si_uid=65534} ---
[pid 25972] exit_group(0 <unfinished ...>
[pid 25975] --- stopped by SIGSTOP ---
[pid 25972] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25975, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25972] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25972, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25976 attached
, child_tidptr=0x555556efc5d0) = 25976
[pid 25976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25976] setpgid(0, 0)               = 0
[pid 25976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25976] write(3, "1000", 4)         = 4
[pid 25976] close(3)                    = 0
[pid 25976] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25976] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.003236][T25972] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25976] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25976] close(5)                    = 0
[pid 25976] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25979 attached
) = 25979
[pid 25976] tkill(25979, SIGSTOP)       = 0
[pid 25979] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25976, si_uid=65534} ---
[pid 25976] exit_group(0 <unfinished ...>
[pid 25979] --- stopped by SIGSTOP ---
[pid 25976] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25979, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25976] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25976, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25980 attached
, child_tidptr=0x555556efc5d0) = 25980
[pid 25980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25980] setpgid(0, 0)               = 0
[pid 25980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25980] write(3, "1000", 4)         = 4
[pid 25980] close(3)                    = 0
[pid 25980] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25980] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.045451][T25976] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25980] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25980] close(5)                    = 0
[pid 25980] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25983 attached
) = 25983
[pid 25980] tkill(25983, SIGSTOP)       = 0
[pid 25983] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25980, si_uid=65534} ---
[pid 25980] exit_group(0 <unfinished ...>
[pid 25983] --- stopped by SIGSTOP ---
[pid 25980] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25983, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25980] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25980, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25984 attached
, child_tidptr=0x555556efc5d0) = 25984
[pid 25984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25984] setpgid(0, 0)               = 0
[pid 25984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25984] write(3, "1000", 4)         = 4
[pid 25984] close(3)                    = 0
[pid 25984] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25984] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.091725][T25980] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25984] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25984] close(5)                    = 0
[pid 25984] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25987 attached
) = 25987
[pid 25984] tkill(25987, SIGSTOP)       = 0
[pid 25987] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25984, si_uid=65534} ---
[pid 25984] exit_group(0 <unfinished ...>
[pid 25987] --- stopped by SIGSTOP ---
[pid 25984] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25987, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25984] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25984, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25988 attached
, child_tidptr=0x555556efc5d0) = 25988
[pid 25988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25988] setpgid(0, 0)               = 0
[pid 25988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25988] write(3, "1000", 4)         = 4
[pid 25988] close(3)                    = 0
[pid 25988] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25988] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.134785][T25984] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25988] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25988] close(5)                    = 0
[pid 25988] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25991 attached
) = 25991
[pid 25988] tkill(25991, SIGSTOP)       = 0
[pid 25991] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25988, si_uid=65534} ---
[pid 25988] exit_group(0)               = ?
[pid 25991] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25991, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25988] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25988, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25992 attached
, child_tidptr=0x555556efc5d0) = 25992
[pid 25992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25992] setpgid(0, 0)               = 0
[pid 25992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25992] write(3, "1000", 4)         = 4
[pid 25992] close(3)                    = 0
[pid 25992] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25992] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.176775][T25988] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25992] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25992] close(5)                    = 0
[pid 25992] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25995 attached
) = 25995
[pid 25992] tkill(25995, SIGSTOP)       = 0
[pid 25995] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25992, si_uid=65534} ---
[pid 25992] exit_group(0 <unfinished ...>
[pid 25995] --- stopped by SIGSTOP ---
[pid 25992] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25995, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25992] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25992, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 25996 attached
, child_tidptr=0x555556efc5d0) = 25996
[pid 25996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 25996] setpgid(0, 0)               = 0
[pid 25996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 25996] write(3, "1000", 4)         = 4
[pid 25996] close(3)                    = 0
[pid 25996] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 25996] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.218673][T25992] vhci_hcd vhci_hcd.0: port 0 already used
[pid 25996] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 25996] close(5)                    = 0
[pid 25996] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 25999 attached
) = 25999
[pid 25996] tkill(25999, SIGSTOP)       = 0
[pid 25999] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=25996, si_uid=65534} ---
[pid 25996] exit_group(0 <unfinished ...>
[pid 25999] --- stopped by SIGSTOP ---
[pid 25996] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=25999, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 25996] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25996, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26000 attached
, child_tidptr=0x555556efc5d0) = 26000
[pid 26000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26000] setpgid(0, 0)               = 0
[pid 26000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26000] write(3, "1000", 4)         = 4
[pid 26000] close(3)                    = 0
[pid 26000] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26000] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.262488][T25996] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26000] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26000] close(5)                    = 0
[pid 26000] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26003 attached
) = 26003
[pid 26000] tkill(26003, SIGSTOP)       = 0
[pid 26000] exit_group(0 <unfinished ...>
[pid 26003] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26000, si_uid=65534} ---
[pid 26000] <... exit_group resumed>)   = ?
[pid 26003] --- stopped by SIGSTOP ---
[pid 26000] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26003, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26004 attached
, child_tidptr=0x555556efc5d0) = 26004
[pid 26004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26004] setpgid(0, 0)               = 0
[pid 26004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26004] write(3, "1000", 4)         = 4
[pid 26004] close(3)                    = 0
[pid 26004] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26004] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26004] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26004] close(5)                    = 0
[pid 26004] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26007 attached
) = 26007
[pid 26004] tkill(26007, SIGSTOP)       = 0
[pid 26007] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26004, si_uid=65534} ---
[pid 26004] exit_group(0 <unfinished ...>
[pid 26007] --- stopped by SIGSTOP ---
[pid 26004] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26007, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26004] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26004, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26008 attached
, child_tidptr=0x555556efc5d0) = 26008
[pid 26008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26008] setpgid(0, 0)               = 0
[pid 26008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26008] write(3, "1000", 4)         = 4
[pid 26008] close(3)                    = 0
[pid 26008] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26008] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.304540][T26000] vhci_hcd vhci_hcd.0: port 0 already used
[  204.343594][T26004] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26008] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26008] close(5)                    = 0
[pid 26008] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26011 attached
) = 26011
[pid 26008] tkill(26011, SIGSTOP)       = 0
[pid 26008] exit_group(0 <unfinished ...>
[pid 26011] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26008, si_uid=65534} ---
[pid 26008] <... exit_group resumed>)   = ?
[pid 26011] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26011, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26008] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26008, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26012 attached
, child_tidptr=0x555556efc5d0) = 26012
[pid 26012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26012] setpgid(0, 0)               = 0
[pid 26012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26012] write(3, "1000", 4)         = 4
[pid 26012] close(3)                    = 0
[pid 26012] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26012] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.383769][T26008] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26012] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26012] close(5)                    = 0
[pid 26012] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26015 attached
) = 26015
[pid 26012] tkill(26015, SIGSTOP)       = 0
[pid 26015] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26012, si_uid=65534} ---
[pid 26012] exit_group(0 <unfinished ...>
[pid 26015] --- stopped by SIGSTOP ---
[pid 26012] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26015, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26012] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26012, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26016 attached
, child_tidptr=0x555556efc5d0) = 26016
[pid 26016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26016] setpgid(0, 0)               = 0
[pid 26016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26016] write(3, "1000", 4)         = 4
[pid 26016] close(3)                    = 0
[pid 26016] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26016] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.424199][T26012] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26016] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26016] close(5)                    = 0
[pid 26016] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26019 attached
) = 26019
[pid 26016] tkill(26019, SIGSTOP)       = 0
[pid 26019] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26016, si_uid=65534} ---
[pid 26016] exit_group(0)               = ?
[pid 26016] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26016, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 26019] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26019, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26020 attached
, child_tidptr=0x555556efc5d0) = 26020
[pid 26020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26020] setpgid(0, 0)               = 0
[pid 26020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26020] write(3, "1000", 4)         = 4
[pid 26020] close(3)                    = 0
[pid 26020] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26020] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.465460][T26016] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26020] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26020] close(5)                    = 0
[pid 26020] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26023 attached
) = 26023
[pid 26020] tkill(26023, SIGSTOP)       = 0
[pid 26020] exit_group(0 <unfinished ...>
[pid 26023] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26020, si_uid=65534} ---
[pid 26020] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26023, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26023] --- stopped by SIGSTOP ---
[pid 26020] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26020, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26024 attached
, child_tidptr=0x555556efc5d0) = 26024
[pid 26024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26024] setpgid(0, 0)               = 0
[pid 26024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26024] write(3, "1000", 4)         = 4
[pid 26024] close(3)                    = 0
[pid 26024] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26024] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26024] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26024] close(5)                    = 0
[pid 26024] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26027 attached
) = 26027
[pid 26024] tkill(26027, SIGSTOP)       = 0
[pid 26027] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26024, si_uid=65534} ---
[pid 26024] exit_group(0 <unfinished ...>
[pid 26027] --- stopped by SIGSTOP ---
[pid 26024] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26027, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26024] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26024, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26028 attached
, child_tidptr=0x555556efc5d0) = 26028
[pid 26028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26028] setpgid(0, 0)               = 0
[pid 26028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26028] write(3, "1000", 4)         = 4
[pid 26028] close(3)                    = 0
[pid 26028] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26028] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.511619][T26020] vhci_hcd vhci_hcd.0: port 0 already used
[  204.550701][T26024] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26028] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26028] close(5)                    = 0
[pid 26028] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26031 attached
) = 26031
[pid 26028] tkill(26031, SIGSTOP)       = 0
[pid 26031] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26028, si_uid=65534} ---
[pid 26028] exit_group(0 <unfinished ...>
[pid 26031] --- stopped by SIGSTOP ---
[pid 26028] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26031, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26028] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26028, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26032 attached
, child_tidptr=0x555556efc5d0) = 26032
[pid 26032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26032] setpgid(0, 0)               = 0
[pid 26032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26032] write(3, "1000", 4)         = 4
[pid 26032] close(3)                    = 0
[pid 26032] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26032] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.592731][T26028] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26032] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26032] close(5)                    = 0
[pid 26032] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26035 attached
) = 26035
[pid 26032] tkill(26035, SIGSTOP)       = 0
[pid 26035] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26032, si_uid=65534} ---
[pid 26032] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26035, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26035] --- stopped by SIGSTOP ---
[pid 26032] <... exit_group resumed>)   = ?
[pid 26032] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26032, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26036 attached
, child_tidptr=0x555556efc5d0) = 26036
[pid 26036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26036] setpgid(0, 0)               = 0
[pid 26036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26036] write(3, "1000", 4)         = 4
[pid 26036] close(3)                    = 0
[pid 26036] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26036] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.638586][T26032] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26036] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26036] close(5)                    = 0
[pid 26036] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26039 attached
) = 26039
[pid 26036] tkill(26039, SIGSTOP)       = 0
[pid 26039] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26036, si_uid=65534} ---
[pid 26036] exit_group(0 <unfinished ...>
[pid 26039] --- stopped by SIGSTOP ---
[pid 26036] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26039, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26036] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26036, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26040 attached
, child_tidptr=0x555556efc5d0) = 26040
[pid 26040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26040] setpgid(0, 0)               = 0
[pid 26040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26040] write(3, "1000", 4)         = 4
[pid 26040] close(3)                    = 0
[pid 26040] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26040] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.682099][T26036] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26040] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26040] close(5)                    = 0
[pid 26040] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26043 attached
) = 26043
[pid 26040] tkill(26043, SIGSTOP)       = 0
[pid 26043] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26040, si_uid=65534} ---
[pid 26040] exit_group(0 <unfinished ...>
[pid 26043] --- stopped by SIGSTOP ---
[pid 26040] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26043, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26040] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26040, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26044 attached
, child_tidptr=0x555556efc5d0) = 26044
[pid 26044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26044] setpgid(0, 0)               = 0
[pid 26044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26044] write(3, "1000", 4)         = 4
[pid 26044] close(3)                    = 0
[pid 26044] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26044] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.722696][T26040] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26044] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26044] close(5)                    = 0
[pid 26044] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26047 attached
) = 26047
[pid 26044] tkill(26047, SIGSTOP)       = 0
[pid 26047] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26044, si_uid=65534} ---
[pid 26044] exit_group(0)               = ?
[pid 26047] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26047, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26044] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26044, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26048 attached
, child_tidptr=0x555556efc5d0) = 26048
[pid 26048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26048] setpgid(0, 0)               = 0
[pid 26048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26048] write(3, "1000", 4)         = 4
[pid 26048] close(3)                    = 0
[pid 26048] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26048] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.764244][T26044] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26048] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26048] close(5)                    = 0
[pid 26048] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26051 attached
) = 26051
[pid 26048] tkill(26051, SIGSTOP)       = 0
[pid 26051] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26048, si_uid=65534} ---
[pid 26048] exit_group(0 <unfinished ...>
[pid 26051] --- stopped by SIGSTOP ---
[pid 26048] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26051, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26048] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26048, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26052 attached
, child_tidptr=0x555556efc5d0) = 26052
[pid 26052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26052] setpgid(0, 0)               = 0
[pid 26052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26052] write(3, "1000", 4)         = 4
[pid 26052] close(3)                    = 0
[pid 26052] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26052] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.806179][T26048] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26052] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26052] close(5)                    = 0
[pid 26052] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26055 attached
) = 26055
[pid 26052] tkill(26055, SIGSTOP)       = 0
[pid 26055] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26052, si_uid=65534} ---
[pid 26052] exit_group(0 <unfinished ...>
[pid 26055] --- stopped by SIGSTOP ---
[pid 26052] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26055, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26052] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26052, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26056 attached
, child_tidptr=0x555556efc5d0) = 26056
[pid 26056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26056] setpgid(0, 0)               = 0
[pid 26056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26056] write(3, "1000", 4)         = 4
[pid 26056] close(3)                    = 0
[pid 26056] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26056] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.850174][T26052] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26056] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26056] close(5)                    = 0
[pid 26056] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26059 attached
) = 26059
[pid 26056] tkill(26059, SIGSTOP)       = 0
[pid 26056] exit_group(0 <unfinished ...>
[pid 26059] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26056, si_uid=65534} ---
[pid 26056] <... exit_group resumed>)   = ?
[pid 26059] --- stopped by SIGSTOP ---
[pid 26056] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26059, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26060 attached
, child_tidptr=0x555556efc5d0) = 26060
[pid 26060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26060] setpgid(0, 0)               = 0
[pid 26060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26060] write(3, "1000", 4)         = 4
[pid 26060] close(3)                    = 0
[pid 26060] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26060] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.891544][T26056] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26060] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26060] close(5)                    = 0
[pid 26060] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26063 attached
) = 26063
[pid 26060] tkill(26063, SIGSTOP)       = 0
[pid 26063] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26060, si_uid=65534} ---
[pid 26060] exit_group(0 <unfinished ...>
[pid 26063] --- stopped by SIGSTOP ---
[pid 26060] <... exit_group resumed>)   = ?
[pid 26060] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26063, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26064 attached
, child_tidptr=0x555556efc5d0) = 26064
[pid 26064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26064] setpgid(0, 0)               = 0
[pid 26064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26064] write(3, "1000", 4)         = 4
[pid 26064] close(3)                    = 0
[pid 26064] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26064] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.932425][T26060] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26064] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26064] close(5)                    = 0
[pid 26064] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26067 attached
) = 26067
[pid 26064] tkill(26067, SIGSTOP)       = 0
[pid 26064] exit_group(0 <unfinished ...>
[pid 26067] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26064, si_uid=65534} ---
[pid 26064] <... exit_group resumed>)   = ?
[pid 26067] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26067, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26064] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26064, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26068 attached
, child_tidptr=0x555556efc5d0) = 26068
[pid 26068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26068] setpgid(0, 0)               = 0
[pid 26068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26068] write(3, "1000", 4)         = 4
[pid 26068] close(3)                    = 0
[pid 26068] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26068] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  204.976101][T26064] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26068] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26068] close(5)                    = 0
[pid 26068] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26071 attached
) = 26071
[pid 26068] tkill(26071, SIGSTOP)       = 0
[pid 26071] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26068, si_uid=65534} ---
[pid 26068] exit_group(0 <unfinished ...>
[pid 26071] --- stopped by SIGSTOP ---
[pid 26068] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26071, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26068] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26068, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26072 attached
, child_tidptr=0x555556efc5d0) = 26072
[pid 26072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26072] setpgid(0, 0)               = 0
[pid 26072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26072] write(3, "1000", 4)         = 4
[pid 26072] close(3)                    = 0
[pid 26072] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26072] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.019008][T26068] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26072] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26072] close(5)                    = 0
[pid 26072] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26075 attached
) = 26075
[pid 26072] tkill(26075, SIGSTOP)       = 0
[pid 26072] exit_group(0 <unfinished ...>
[pid 26075] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26072, si_uid=65534} ---
[pid 26072] <... exit_group resumed>)   = ?
[pid 26075] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26075, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26072] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26072, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26076 attached
, child_tidptr=0x555556efc5d0) = 26076
[pid 26076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26076] setpgid(0, 0)               = 0
[pid 26076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26076] write(3, "1000", 4)         = 4
[pid 26076] close(3)                    = 0
[pid 26076] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26076] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26076] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26076] close(5)                    = 0
[pid 26076] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26079 attached
) = 26079
[pid 26076] tkill(26079, SIGSTOP)       = 0
[pid 26079] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26076, si_uid=65534} ---
[pid 26076] exit_group(0 <unfinished ...>
[pid 26079] --- stopped by SIGSTOP ---
[pid 26076] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26079, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26076] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26076, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26080 attached
, child_tidptr=0x555556efc5d0) = 26080
[pid 26080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26080] setpgid(0, 0)               = 0
[pid 26080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26080] write(3, "1000", 4)         = 4
[pid 26080] close(3)                    = 0
[pid 26080] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26080] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.064957][T26072] vhci_hcd vhci_hcd.0: port 0 already used
[  205.102220][T26076] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26080] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26080] close(5)                    = 0
[pid 26080] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26083 attached
) = 26083
[pid 26080] tkill(26083, SIGSTOP)       = 0
[pid 26083] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26080, si_uid=65534} ---
[pid 26080] exit_group(0 <unfinished ...>
[pid 26083] --- stopped by SIGSTOP ---
[pid 26080] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26083, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26080] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26080, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26084 attached
, child_tidptr=0x555556efc5d0) = 26084
[pid 26084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26084] setpgid(0, 0)               = 0
[pid 26084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26084] write(3, "1000", 4)         = 4
[pid 26084] close(3)                    = 0
[pid 26084] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26084] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.142590][T26080] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26084] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26084] close(5)                    = 0
[pid 26084] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26087 attached
) = 26087
[pid 26084] tkill(26087, SIGSTOP)       = 0
[pid 26084] exit_group(0 <unfinished ...>
[pid 26087] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26084, si_uid=65534} ---
[pid 26084] <... exit_group resumed>)   = ?
[pid 26087] --- stopped by SIGSTOP ---
[pid 26084] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26087, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26088 attached
, child_tidptr=0x555556efc5d0) = 26088
[pid 26088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26088] setpgid(0, 0)               = 0
[pid 26088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26088] write(3, "1000", 4)         = 4
[pid 26088] close(3)                    = 0
[pid 26088] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26088] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26088] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26088] close(5)                    = 0
[pid 26088] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26091 attached
) = 26091
[pid 26088] tkill(26091, SIGSTOP)       = 0
[pid 26088] exit_group(0 <unfinished ...>
[pid 26091] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26088, si_uid=65534} ---
[pid 26088] <... exit_group resumed>)   = ?
[pid 26091] --- stopped by SIGSTOP ---
[pid 26088] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26091, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26092 attached
, child_tidptr=0x555556efc5d0) = 26092
[pid 26092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26092] setpgid(0, 0)               = 0
[pid 26092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26092] write(3, "1000", 4)         = 4
[pid 26092] close(3)                    = 0
[pid 26092] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26092] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.183099][T26084] vhci_hcd vhci_hcd.0: port 0 already used
[  205.221535][T26088] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26092] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26092] close(5)                    = 0
[pid 26092] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26095 attached
) = 26095
[pid 26092] tkill(26095, SIGSTOP)       = 0
[pid 26092] exit_group(0 <unfinished ...>
[pid 26095] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26092, si_uid=65534} ---
[pid 26092] <... exit_group resumed>)   = ?
[pid 26095] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26095, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26092] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26092, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26096 attached
, child_tidptr=0x555556efc5d0) = 26096
[pid 26096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26096] setpgid(0, 0)               = 0
[pid 26096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26096] write(3, "1000", 4)         = 4
[pid 26096] close(3)                    = 0
[pid 26096] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26096] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.262220][T26092] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26096] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26096] close(5)                    = 0
[pid 26096] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26099 attached
) = 26099
[pid 26096] tkill(26099, SIGSTOP)       = 0
[pid 26099] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26096, si_uid=65534} ---
[pid 26096] exit_group(0 <unfinished ...>
[pid 26099] --- stopped by SIGSTOP ---
[pid 26096] <... exit_group resumed>)   = ?
[pid 26096] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26099, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26100 attached
, child_tidptr=0x555556efc5d0) = 26100
[pid 26100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26100] setpgid(0, 0)               = 0
[pid 26100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26100] write(3, "1000", 4)         = 4
[pid 26100] close(3)                    = 0
[pid 26100] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26100] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.304180][T26096] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26100] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26100] close(5)                    = 0
[pid 26100] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26103 attached
) = 26103
[pid 26100] tkill(26103, SIGSTOP)       = 0
[pid 26103] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26100, si_uid=65534} ---
[pid 26100] exit_group(0 <unfinished ...>
[pid 26103] --- stopped by SIGSTOP ---
[pid 26100] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26103, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26100] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26100, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26104 attached
, child_tidptr=0x555556efc5d0) = 26104
[pid 26104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26104] setpgid(0, 0)               = 0
[pid 26104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26104] write(3, "1000", 4)         = 4
[pid 26104] close(3)                    = 0
[pid 26104] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26104] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26104] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26104] close(5)                    = 0
[pid 26104] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26107 attached
) = 26107
[pid 26104] tkill(26107, SIGSTOP)       = 0
[pid 26107] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26104, si_uid=65534} ---
[pid 26104] exit_group(0 <unfinished ...>
[pid 26107] --- stopped by SIGSTOP ---
[pid 26104] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26107, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26104] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26104, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26108 attached
, child_tidptr=0x555556efc5d0) = 26108
[pid 26108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26108] setpgid(0, 0)               = 0
[pid 26108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26108] write(3, "1000", 4)         = 4
[pid 26108] close(3)                    = 0
[pid 26108] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26108] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.347514][T26100] vhci_hcd vhci_hcd.0: port 0 already used
[  205.387464][T26104] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26108] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26108] close(5)                    = 0
[pid 26108] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26111 attached
) = 26111
[pid 26108] tkill(26111, SIGSTOP)       = 0
[pid 26111] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26108, si_uid=65534} ---
[pid 26108] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26111, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26111] --- stopped by SIGSTOP ---
[pid 26108] <... exit_group resumed>)   = ?
[pid 26108] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26112 attached
, child_tidptr=0x555556efc5d0) = 26112
[pid 26112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26112] setpgid(0, 0)               = 0
[pid 26112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26112] write(3, "1000", 4)         = 4
[pid 26112] close(3)                    = 0
[pid 26112] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26112] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.428561][T26108] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26112] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26112] close(5)                    = 0
[pid 26112] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26115 attached
) = 26115
[pid 26112] tkill(26115, SIGSTOP)       = 0
[pid 26115] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26112, si_uid=65534} ---
[pid 26112] exit_group(0 <unfinished ...>
[pid 26115] --- stopped by SIGSTOP ---
[pid 26112] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26115, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26112] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26112, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26116 attached
, child_tidptr=0x555556efc5d0) = 26116
[pid 26116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26116] setpgid(0, 0)               = 0
[pid 26116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26116] write(3, "1000", 4)         = 4
[pid 26116] close(3)                    = 0
[pid 26116] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26116] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26116] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26116] close(5)                    = 0
[pid 26116] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26119 attached
) = 26119
[pid 26116] tkill(26119, SIGSTOP)       = 0
[pid 26119] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26116, si_uid=65534} ---
[pid 26116] exit_group(0 <unfinished ...>
[pid 26119] --- stopped by SIGSTOP ---
[pid 26116] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26119, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26116] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26120 attached
, child_tidptr=0x555556efc5d0) = 26120
[pid 26120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26120] setpgid(0, 0)               = 0
[pid 26120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26120] write(3, "1000", 4)         = 4
[pid 26120] close(3)                    = 0
[pid 26120] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26120] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.471277][T26112] vhci_hcd vhci_hcd.0: port 0 already used
[  205.509995][T26116] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26120] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26120] close(5)                    = 0
[pid 26120] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26123 attached
) = 26123
[pid 26120] tkill(26123, SIGSTOP)       = 0
[pid 26123] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26120, si_uid=65534} ---
[pid 26120] exit_group(0 <unfinished ...>
[pid 26123] --- stopped by SIGSTOP ---
[pid 26120] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26123, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26120] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26120, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26124 attached
, child_tidptr=0x555556efc5d0) = 26124
[pid 26124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26124] setpgid(0, 0)               = 0
[pid 26124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26124] write(3, "1000", 4)         = 4
[pid 26124] close(3)                    = 0
[pid 26124] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26124] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.551336][T26120] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26124] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26124] close(5)                    = 0
[pid 26124] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26127 attached
) = 26127
[pid 26124] tkill(26127, SIGSTOP)       = 0
[pid 26127] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26124, si_uid=65534} ---
[pid 26124] exit_group(0 <unfinished ...>
[pid 26127] --- stopped by SIGSTOP ---
[pid 26124] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26127, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26124] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26124, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26128 attached
, child_tidptr=0x555556efc5d0) = 26128
[pid 26128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26128] setpgid(0, 0)               = 0
[pid 26128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26128] write(3, "1000", 4)         = 4
[pid 26128] close(3)                    = 0
[pid 26128] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26128] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.594932][T26124] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26128] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26128] close(5)                    = 0
[pid 26128] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26131 attached
) = 26131
[pid 26128] tkill(26131, SIGSTOP)       = 0
[pid 26131] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26128, si_uid=65534} ---
[pid 26128] exit_group(0)               = ?
[pid 26131] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26131, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26128] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26128, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26132 attached
, child_tidptr=0x555556efc5d0) = 26132
[pid 26132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26132] setpgid(0, 0)               = 0
[pid 26132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26132] write(3, "1000", 4)         = 4
[pid 26132] close(3)                    = 0
[pid 26132] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26132] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.635197][T26128] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26132] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26132] close(5)                    = 0
[pid 26132] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26135 attached
) = 26135
[pid 26132] tkill(26135, SIGSTOP)       = 0
[pid 26135] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26132, si_uid=65534} ---
[pid 26132] exit_group(0 <unfinished ...>
[pid 26135] --- stopped by SIGSTOP ---
[pid 26132] <... exit_group resumed>)   = ?
[pid 26132] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26135, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26136 attached
, child_tidptr=0x555556efc5d0) = 26136
[pid 26136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26136] setpgid(0, 0)               = 0
[pid 26136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26136] write(3, "1000", 4)         = 4
[pid 26136] close(3)                    = 0
[pid 26136] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26136] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26136] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26136] close(5)                    = 0
[pid 26136] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26139 attached
[  205.677291][T26132] vhci_hcd vhci_hcd.0: port 0 already used
) = 26139
[pid 26136] tkill(26139, SIGSTOP)       = 0
[pid 26139] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26136, si_uid=65534} ---
[pid 26136] exit_group(0 <unfinished ...>
[pid 26139] --- stopped by SIGSTOP ---
[pid 26136] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26139, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26136] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26136, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26140 attached
, child_tidptr=0x555556efc5d0) = 26140
[pid 26140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26140] setpgid(0, 0)               = 0
[pid 26140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26140] write(3, "1000", 4)         = 4
[pid 26140] close(3)                    = 0
[pid 26140] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26140] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26140] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26140] close(5)                    = 0
[pid 26140] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26143 attached
) = 26143
[pid 26140] tkill(26143, SIGSTOP)       = 0
[pid 26143] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26140, si_uid=65534} ---
[pid 26140] exit_group(0 <unfinished ...>
[pid 26143] --- stopped by SIGSTOP ---
[pid 26140] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26143, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26140] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26140, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26144 attached
, child_tidptr=0x555556efc5d0) = 26144
[pid 26144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26144] setpgid(0, 0)               = 0
[pid 26144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26144] write(3, "1000", 4)         = 4
[pid 26144] close(3)                    = 0
[pid 26144] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26144] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.720979][T26136] vhci_hcd vhci_hcd.0: port 0 already used
[  205.759965][T26140] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26144] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26144] close(5)                    = 0
[pid 26144] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26147 attached
) = 26147
[pid 26144] tkill(26147, SIGSTOP)       = 0
[pid 26147] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26144, si_uid=65534} ---
[pid 26144] exit_group(0 <unfinished ...>
[pid 26147] --- stopped by SIGSTOP ---
[pid 26144] <... exit_group resumed>)   = ?
[pid 26144] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26147, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26148 attached
, child_tidptr=0x555556efc5d0) = 26148
[pid 26148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26148] setpgid(0, 0)               = 0
[pid 26148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26148] write(3, "1000", 4)         = 4
[pid 26148] close(3)                    = 0
[pid 26148] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26148] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.802481][T26144] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26148] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26148] close(5)                    = 0
[pid 26148] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26151 attached
) = 26151
[pid 26148] tkill(26151, SIGSTOP)       = 0
[pid 26148] exit_group(0 <unfinished ...>
[pid 26151] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26148, si_uid=65534} ---
[pid 26148] <... exit_group resumed>)   = ?
[pid 26151] --- stopped by SIGSTOP ---
[pid 26148] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26151, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26152 attached
, child_tidptr=0x555556efc5d0) = 26152
[pid 26152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26152] setpgid(0, 0)               = 0
[pid 26152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26152] write(3, "1000", 4)         = 4
[pid 26152] close(3)                    = 0
[pid 26152] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26152] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26152] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26152] close(5)                    = 0
[pid 26152] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26155 attached
) = 26155
[pid 26152] tkill(26155, SIGSTOP)       = 0
[pid 26155] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26152, si_uid=65534} ---
[pid 26152] exit_group(0)               = ?
[pid 26155] --- stopped by SIGSTOP ---
[pid 26152] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26155, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26156 attached
, child_tidptr=0x555556efc5d0) = 26156
[pid 26156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[  205.844481][T26148] vhci_hcd vhci_hcd.0: port 0 already used
[  205.883628][T26152] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26156] setpgid(0, 0)               = 0
[pid 26156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26156] write(3, "1000", 4)         = 4
[pid 26156] close(3)                    = 0
[pid 26156] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26156] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26156] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26156] close(5)                    = 0
[pid 26156] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26159 attached
) = 26159
[pid 26156] tkill(26159, SIGSTOP)       = 0
[pid 26159] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26156, si_uid=65534} ---
[pid 26156] exit_group(0 <unfinished ...>
[pid 26159] --- stopped by SIGSTOP ---
[pid 26156] <... exit_group resumed>)   = ?
[pid 26156] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26159, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26160 attached
, child_tidptr=0x555556efc5d0) = 26160
[pid 26160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26160] setpgid(0, 0)               = 0
[pid 26160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26160] write(3, "1000", 4)         = 4
[pid 26160] close(3)                    = 0
[pid 26160] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26160] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.937472][T26156] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26160] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26160] close(5)                    = 0
[pid 26160] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26163 attached
) = 26163
[pid 26160] tkill(26163, SIGSTOP)       = 0
[pid 26163] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26160, si_uid=65534} ---
[pid 26160] exit_group(0 <unfinished ...>
[pid 26163] --- stopped by SIGSTOP ---
[pid 26160] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26163, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26160] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26160, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26164 attached
, child_tidptr=0x555556efc5d0) = 26164
[pid 26164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26164] setpgid(0, 0)               = 0
[pid 26164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26164] write(3, "1000", 4)         = 4
[pid 26164] close(3)                    = 0
[pid 26164] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26164] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  205.981186][T26160] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26164] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26164] close(5)                    = 0
[pid 26164] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26167 attached
) = 26167
[pid 26164] tkill(26167, SIGSTOP)       = 0
[pid 26167] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26164, si_uid=65534} ---
[pid 26164] exit_group(0 <unfinished ...>
[pid 26167] --- stopped by SIGSTOP ---
[pid 26164] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26167, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26164] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26164, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26168 attached
, child_tidptr=0x555556efc5d0) = 26168
[pid 26168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26168] setpgid(0, 0)               = 0
[pid 26168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26168] write(3, "1000", 4)         = 4
[pid 26168] close(3)                    = 0
[pid 26168] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26168] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.025782][T26164] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26168] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26168] close(5)                    = 0
[pid 26168] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26171 attached
) = 26171
[pid 26168] tkill(26171, SIGSTOP)       = 0
[pid 26171] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26168, si_uid=65534} ---
[pid 26168] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26171, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26171] --- stopped by SIGSTOP ---
[pid 26168] <... exit_group resumed>)   = ?
[pid 26168] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26168, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26172 attached
, child_tidptr=0x555556efc5d0) = 26172
[pid 26172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26172] setpgid(0, 0)               = 0
[pid 26172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26172] write(3, "1000", 4)         = 4
[pid 26172] close(3)                    = 0
[pid 26172] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26172] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.069159][T26168] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26172] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26172] close(5)                    = 0
[pid 26172] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26175 attached
) = 26175
[pid 26172] tkill(26175, SIGSTOP)       = 0
[pid 26172] exit_group(0 <unfinished ...>
[pid 26175] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26172, si_uid=65534} ---
[pid 26172] <... exit_group resumed>)   = ?
[pid 26175] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26175, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26172] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26172, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26176 attached
, child_tidptr=0x555556efc5d0) = 26176
[pid 26176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26176] setpgid(0, 0)               = 0
[pid 26176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26176] write(3, "1000", 4)         = 4
[pid 26176] close(3)                    = 0
[pid 26176] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26176] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.111784][T26172] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26176] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26176] close(5)                    = 0
[pid 26176] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26179 attached
) = 26179
[pid 26176] tkill(26179, SIGSTOP)       = 0
[pid 26176] exit_group(0 <unfinished ...>
[pid 26179] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26176, si_uid=65534} ---
[pid 26176] <... exit_group resumed>)   = ?
[pid 26179] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26179, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26176] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26176, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26180 attached
, child_tidptr=0x555556efc5d0) = 26180
[pid 26180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26180] setpgid(0, 0)               = 0
[pid 26180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26180] write(3, "1000", 4)         = 4
[pid 26180] close(3)                    = 0
[pid 26180] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26180] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26180] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26180] close(5)                    = 0
[pid 26180] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26183 attached
) = 26183
[pid 26180] tkill(26183, SIGSTOP)       = 0
[pid 26183] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26180, si_uid=65534} ---
[pid 26180] exit_group(0 <unfinished ...>
[pid 26183] --- stopped by SIGSTOP ---
[pid 26180] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26183, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26180] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26180, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26184 attached
, child_tidptr=0x555556efc5d0) = 26184
[pid 26184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26184] setpgid(0, 0)               = 0
[pid 26184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26184] write(3, "1000", 4)         = 4
[pid 26184] close(3)                    = 0
[pid 26184] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26184] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.152940][T26176] vhci_hcd vhci_hcd.0: port 0 already used
[  206.190426][T26180] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26184] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26184] close(5)                    = 0
[pid 26184] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26187 attached
) = 26187
[pid 26184] tkill(26187, SIGSTOP)       = 0
[pid 26187] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26184, si_uid=65534} ---
[pid 26184] exit_group(0 <unfinished ...>
[pid 26187] --- stopped by SIGSTOP ---
[pid 26184] <... exit_group resumed>)   = ?
[pid 26184] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26187, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26188 attached
, child_tidptr=0x555556efc5d0) = 26188
[pid 26188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26188] setpgid(0, 0)               = 0
[pid 26188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26188] write(3, "1000", 4)         = 4
[pid 26188] close(3)                    = 0
[pid 26188] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26188] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.228334][T26184] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26188] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26188] close(5)                    = 0
[pid 26188] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26191 attached
) = 26191
[pid 26188] tkill(26191, SIGSTOP)       = 0
[pid 26191] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26188, si_uid=65534} ---
[pid 26188] exit_group(0 <unfinished ...>
[pid 26191] --- stopped by SIGSTOP ---
[pid 26188] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26191, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26188] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26188, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26192 attached
, child_tidptr=0x555556efc5d0) = 26192
[pid 26192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26192] setpgid(0, 0)               = 0
[pid 26192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26192] write(3, "1000", 4)         = 4
[pid 26192] close(3)                    = 0
[pid 26192] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26192] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.270991][T26188] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26192] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26192] close(5)                    = 0
[pid 26192] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26195 attached
) = 26195
[pid 26192] tkill(26195, SIGSTOP)       = 0
[pid 26195] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26192, si_uid=65534} ---
[pid 26192] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26195, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26195] --- stopped by SIGSTOP ---
[pid 26192] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26192, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26196 attached
, child_tidptr=0x555556efc5d0) = 26196
[pid 26196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26196] setpgid(0, 0)               = 0
[pid 26196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26196] write(3, "1000", 4)         = 4
[pid 26196] close(3)                    = 0
[pid 26196] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26196] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.313169][T26192] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26196] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26196] close(5)                    = 0
[pid 26196] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26199 attached
) = 26199
[pid 26196] tkill(26199, SIGSTOP)       = 0
[pid 26199] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26196, si_uid=65534} ---
[pid 26196] exit_group(0)               = ?
[pid 26199] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26199, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26196] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26200 attached
, child_tidptr=0x555556efc5d0) = 26200
[pid 26200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26200] setpgid(0, 0)               = 0
[pid 26200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26200] write(3, "1000", 4)         = 4
[pid 26200] close(3)                    = 0
[pid 26200] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26200] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.355011][T26196] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26200] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26200] close(5)                    = 0
[pid 26200] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26203 attached
) = 26203
[pid 26200] tkill(26203, SIGSTOP)       = 0
[pid 26203] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26200, si_uid=65534} ---
[pid 26200] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26203, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26203] --- stopped by SIGSTOP ---
[pid 26200] <... exit_group resumed>)   = ?
[pid 26200] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26200, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26204 attached
, child_tidptr=0x555556efc5d0) = 26204
[pid 26204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26204] setpgid(0, 0)               = 0
[pid 26204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26204] write(3, "1000", 4)         = 4
[pid 26204] close(3)                    = 0
[pid 26204] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26204] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.398375][T26200] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26204] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26204] close(5)                    = 0
[pid 26204] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26207 attached
) = 26207
[pid 26204] tkill(26207, SIGSTOP)       = 0
[pid 26207] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26204, si_uid=65534} ---
[pid 26204] exit_group(0 <unfinished ...>
[pid 26207] --- stopped by SIGSTOP ---
[pid 26204] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26207, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26204] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26208 attached
, child_tidptr=0x555556efc5d0) = 26208
[pid 26208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26208] setpgid(0, 0)               = 0
[pid 26208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26208] write(3, "1000", 4)         = 4
[pid 26208] close(3)                    = 0
[pid 26208] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26208] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.440226][T26204] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26208] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26208] close(5)                    = 0
[pid 26208] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26211 attached
) = 26211
[pid 26208] tkill(26211, SIGSTOP)       = 0
[pid 26211] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26208, si_uid=65534} ---
[pid 26208] exit_group(0 <unfinished ...>
[pid 26211] --- stopped by SIGSTOP ---
[pid 26208] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26211, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26208] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26208, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26212 attached
, child_tidptr=0x555556efc5d0) = 26212
[pid 26212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26212] setpgid(0, 0)               = 0
[pid 26212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26212] write(3, "1000", 4)         = 4
[pid 26212] close(3)                    = 0
[pid 26212] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26212] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.485971][T26208] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26212] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26212] close(5)                    = 0
[pid 26212] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26215 attached
) = 26215
[pid 26212] tkill(26215, SIGSTOP)       = 0
[pid 26212] exit_group(0 <unfinished ...>
[pid 26215] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26212, si_uid=65534} ---
[pid 26212] <... exit_group resumed>)   = ?
[pid 26215] --- stopped by SIGSTOP ---
[pid 26212] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26215, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26216 attached
, child_tidptr=0x555556efc5d0) = 26216
[pid 26216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26216] setpgid(0, 0)               = 0
[pid 26216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26216] write(3, "1000", 4)         = 4
[pid 26216] close(3)                    = 0
[pid 26216] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26216] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.527258][T26212] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26216] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26216] close(5)                    = 0
[pid 26216] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26219 attached
) = 26219
[pid 26216] tkill(26219, SIGSTOP)       = 0
[pid 26216] exit_group(0 <unfinished ...>
[pid 26219] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26216, si_uid=65534} ---
[pid 26216] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26219, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26219] --- stopped by SIGSTOP ---
[pid 26216] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26216, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26220 attached
, child_tidptr=0x555556efc5d0) = 26220
[pid 26220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26220] setpgid(0, 0)               = 0
[pid 26220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26220] write(3, "1000", 4)         = 4
[pid 26220] close(3)                    = 0
[pid 26220] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26220] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.572831][T26216] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26220] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26220] close(5)                    = 0
[pid 26220] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26223 attached
) = 26223
[pid 26220] tkill(26223, SIGSTOP)       = 0
[pid 26220] exit_group(0 <unfinished ...>
[pid 26223] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26220, si_uid=65534} ---
[pid 26220] <... exit_group resumed>)   = ?
[pid 26223] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26223, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26220] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26220, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26224 attached
, child_tidptr=0x555556efc5d0) = 26224
[pid 26224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26224] setpgid(0, 0)               = 0
[pid 26224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26224] write(3, "1000", 4)         = 4
[pid 26224] close(3)                    = 0
[pid 26224] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26224] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.615097][T26220] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26224] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26224] close(5)                    = 0
[pid 26224] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26227 attached
) = 26227
[pid 26224] tkill(26227, SIGSTOP)       = 0
[pid 26224] exit_group(0 <unfinished ...>
[pid 26227] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26224, si_uid=65534} ---
[pid 26224] <... exit_group resumed>)   = ?
[pid 26227] --- stopped by SIGSTOP ---
[pid 26224] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26227, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26228 attached
, child_tidptr=0x555556efc5d0) = 26228
[pid 26228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26228] setpgid(0, 0)               = 0
[pid 26228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26228] write(3, "1000", 4)         = 4
[pid 26228] close(3)                    = 0
[pid 26228] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26228] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.658521][T26224] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26228] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26228] close(5)                    = 0
[pid 26228] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26231 attached
) = 26231
[pid 26228] tkill(26231, SIGSTOP)       = 0
[pid 26231] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26228, si_uid=65534} ---
[pid 26228] exit_group(0)               = ?
[pid 26228] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26228, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 26231] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26231, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26232 attached
, child_tidptr=0x555556efc5d0) = 26232
[pid 26232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26232] setpgid(0, 0)               = 0
[pid 26232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26232] write(3, "1000", 4)         = 4
[pid 26232] close(3)                    = 0
[pid 26232] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26232] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.700612][T26228] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26232] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26232] close(5)                    = 0
[pid 26232] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26235 attached
) = 26235
[pid 26232] tkill(26235, SIGSTOP)       = 0
[pid 26232] exit_group(0 <unfinished ...>
[pid 26235] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26232, si_uid=65534} ---
[pid 26232] <... exit_group resumed>)   = ?
[pid 26235] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26235, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26232] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26232, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26236 attached
, child_tidptr=0x555556efc5d0) = 26236
[pid 26236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26236] setpgid(0, 0)               = 0
[pid 26236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26236] write(3, "1000", 4)         = 4
[pid 26236] close(3)                    = 0
[pid 26236] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26236] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.745243][T26232] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26236] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26236] close(5)                    = 0
[pid 26236] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26239 attached
) = 26239
[pid 26236] tkill(26239, SIGSTOP)       = 0
[pid 26239] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26236, si_uid=65534} ---
[pid 26236] exit_group(0 <unfinished ...>
[pid 26239] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26239, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26236] <... exit_group resumed>)   = ?
[pid 26236] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26240 attached
, child_tidptr=0x555556efc5d0) = 26240
[pid 26240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26240] setpgid(0, 0)               = 0
[pid 26240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26240] write(3, "1000", 4)         = 4
[pid 26240] close(3)                    = 0
[pid 26240] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26240] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.787559][T26236] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26240] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26240] close(5)                    = 0
[pid 26240] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26243 attached
) = 26243
[pid 26240] tkill(26243, SIGSTOP)       = 0
[pid 26240] exit_group(0 <unfinished ...>
[pid 26243] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26240, si_uid=65534} ---
[pid 26240] <... exit_group resumed>)   = ?
[pid 26243] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26243, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26240] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26240, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26244 attached
, child_tidptr=0x555556efc5d0) = 26244
[pid 26244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26244] setpgid(0, 0)               = 0
[pid 26244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26244] write(3, "1000", 4)         = 4
[pid 26244] close(3)                    = 0
[pid 26244] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26244] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.832063][T26240] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26244] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26244] close(5)                    = 0
[pid 26244] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26247 attached
) = 26247
[pid 26244] tkill(26247, SIGSTOP)       = 0
[pid 26247] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26244, si_uid=65534} ---
[pid 26244] exit_group(0 <unfinished ...>
[pid 26247] --- stopped by SIGSTOP ---
[pid 26244] <... exit_group resumed>)   = ?
[pid 26244] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26247, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26248 attached
, child_tidptr=0x555556efc5d0) = 26248
[pid 26248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26248] setpgid(0, 0)               = 0
[pid 26248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26248] write(3, "1000", 4)         = 4
[pid 26248] close(3)                    = 0
[pid 26248] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26248] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.877139][T26244] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26248] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26248] close(5)                    = 0
[pid 26248] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26251 attached
) = 26251
[pid 26248] tkill(26251, SIGSTOP)       = 0
[pid 26251] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26248, si_uid=65534} ---
[pid 26248] exit_group(0 <unfinished ...>
[pid 26251] --- stopped by SIGSTOP ---
[pid 26248] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26251, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26248] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26252 attached
, child_tidptr=0x555556efc5d0) = 26252
[pid 26252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26252] setpgid(0, 0)               = 0
[pid 26252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26252] write(3, "1000", 4)         = 4
[pid 26252] close(3)                    = 0
[pid 26252] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26252] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.922203][T26248] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26252] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26252] close(5)                    = 0
[pid 26252] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26255 attached
) = 26255
[pid 26252] tkill(26255, SIGSTOP)       = 0
[pid 26255] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26252, si_uid=65534} ---
[pid 26252] exit_group(0 <unfinished ...>
[pid 26255] --- stopped by SIGSTOP ---
[pid 26252] <... exit_group resumed>)   = ?
[pid 26252] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26255, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26256 attached
, child_tidptr=0x555556efc5d0) = 26256
[pid 26256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26256] setpgid(0, 0)               = 0
[pid 26256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26256] write(3, "1000", 4)         = 4
[pid 26256] close(3)                    = 0
[pid 26256] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26256] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  206.966244][T26252] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26256] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26256] close(5)                    = 0
[pid 26256] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26259 attached
) = 26259
[pid 26256] tkill(26259, SIGSTOP)       = 0
[pid 26259] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26256, si_uid=65534} ---
[pid 26256] exit_group(0 <unfinished ...>
[pid 26259] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26259, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26256] <... exit_group resumed>)   = ?
[pid 26256] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26256, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26260 attached
, child_tidptr=0x555556efc5d0) = 26260
[pid 26260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26260] setpgid(0, 0)               = 0
[pid 26260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26260] write(3, "1000", 4)         = 4
[pid 26260] close(3)                    = 0
[pid 26260] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26260] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.013057][T26256] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26260] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26260] close(5)                    = 0
[pid 26260] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26263 attached
) = 26263
[pid 26260] tkill(26263, SIGSTOP)       = 0
[pid 26263] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26260, si_uid=65534} ---
[pid 26260] exit_group(0 <unfinished ...>
[pid 26263] --- stopped by SIGSTOP ---
[pid 26260] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26263, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26260] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26260, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26264 attached
, child_tidptr=0x555556efc5d0) = 26264
[pid 26264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26264] setpgid(0, 0)               = 0
[pid 26264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26264] write(3, "1000", 4)         = 4
[pid 26264] close(3)                    = 0
[pid 26264] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26264] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26264] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26264] close(5)                    = 0
[pid 26264] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26267 attached
) = 26267
[pid 26264] tkill(26267, SIGSTOP)       = 0
[pid 26267] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26264, si_uid=65534} ---
[pid 26264] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26267, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26267] --- stopped by SIGSTOP ---
[pid 26264] <... exit_group resumed>)   = ?
[pid 26264] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26264, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26268 attached
, child_tidptr=0x555556efc5d0) = 26268
[pid 26268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26268] setpgid(0, 0)               = 0
[pid 26268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26268] write(3, "1000", 4)         = 4
[pid 26268] close(3)                    = 0
[pid 26268] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26268] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.055199][T26260] vhci_hcd vhci_hcd.0: port 0 already used
[  207.095033][T26264] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26268] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26268] close(5)                    = 0
[pid 26268] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26271 attached
) = 26271
[pid 26268] tkill(26271, SIGSTOP)       = 0
[pid 26271] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26268, si_uid=65534} ---
[pid 26268] exit_group(0 <unfinished ...>
[pid 26271] --- stopped by SIGSTOP ---
[pid 26268] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26271, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26268] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26268, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26272 attached
, child_tidptr=0x555556efc5d0) = 26272
[pid 26272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26272] setpgid(0, 0)               = 0
[pid 26272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26272] write(3, "1000", 4)         = 4
[pid 26272] close(3)                    = 0
[pid 26272] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26272] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26272] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26272] close(5)                    = 0
[pid 26272] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26275 attached
) = 26275
[pid 26272] tkill(26275, SIGSTOP)       = 0
[pid 26275] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26272, si_uid=65534} ---
[pid 26272] exit_group(0 <unfinished ...>
[pid 26275] --- stopped by SIGSTOP ---
[pid 26272] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26275, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26272] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26272, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26276 attached
, child_tidptr=0x555556efc5d0) = 26276
[pid 26276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26276] setpgid(0, 0)               = 0
[pid 26276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26276] write(3, "1000", 4)         = 4
[pid 26276] close(3)                    = 0
[pid 26276] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26276] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.136429][T26268] vhci_hcd vhci_hcd.0: port 0 already used
[  207.176316][T26272] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26276] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26276] close(5)                    = 0
[pid 26276] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26279 attached
) = 26279
[pid 26276] tkill(26279, SIGSTOP)       = 0
[pid 26279] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26276, si_uid=65534} ---
[pid 26276] exit_group(0)               = ?
[pid 26279] --- stopped by SIGSTOP ---
[pid 26276] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26279, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26280 attached
, child_tidptr=0x555556efc5d0) = 26280
[pid 26280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26280] setpgid(0, 0)               = 0
[pid 26280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26280] write(3, "1000", 4)         = 4
[pid 26280] close(3)                    = 0
[pid 26280] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26280] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.218876][T26276] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26280] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26280] close(5)                    = 0
[pid 26280] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26283 attached
) = 26283
[pid 26280] tkill(26283, SIGSTOP)       = 0
[pid 26283] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26280, si_uid=65534} ---
[pid 26280] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26283, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26283] --- stopped by SIGSTOP ---
[pid 26280] <... exit_group resumed>)   = ?
[pid 26280] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26280, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26284 attached
, child_tidptr=0x555556efc5d0) = 26284
[pid 26284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26284] setpgid(0, 0)               = 0
[pid 26284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26284] write(3, "1000", 4)         = 4
[pid 26284] close(3)                    = 0
[pid 26284] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26284] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26284] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26284] close(5)                    = 0
[pid 26284] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26287 attached
) = 26287
[pid 26284] tkill(26287, SIGSTOP)       = 0
[pid 26284] exit_group(0 <unfinished ...>
[pid 26287] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26284, si_uid=65534} ---
[pid 26284] <... exit_group resumed>)   = ?
[pid 26287] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26287, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26284] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26284, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26288 attached
, child_tidptr=0x555556efc5d0) = 26288
[pid 26288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26288] setpgid(0, 0)               = 0
[pid 26288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26288] write(3, "1000", 4)         = 4
[pid 26288] close(3)                    = 0
[pid 26288] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26288] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.270900][T26280] vhci_hcd vhci_hcd.0: port 0 already used
[  207.308411][T26284] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26288] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26288] close(5)                    = 0
[pid 26288] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26291 attached
) = 26291
[pid 26288] tkill(26291, SIGSTOP)       = 0
[pid 26291] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26288, si_uid=65534} ---
[pid 26288] exit_group(0 <unfinished ...>
[pid 26291] --- stopped by SIGSTOP ---
[pid 26288] <... exit_group resumed>)   = ?
[pid 26288] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26291, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26292 attached
, child_tidptr=0x555556efc5d0) = 26292
[pid 26292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26292] setpgid(0, 0)               = 0
[pid 26292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26292] write(3, "1000", 4)         = 4
[pid 26292] close(3)                    = 0
[pid 26292] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26292] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.349851][T26288] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26292] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26292] close(5)                    = 0
[pid 26292] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26295 attached
) = 26295
[pid 26292] tkill(26295, SIGSTOP)       = 0
[pid 26292] exit_group(0 <unfinished ...>
[pid 26295] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26292, si_uid=65534} ---
[pid 26292] <... exit_group resumed>)   = ?
[pid 26295] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26295, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26292] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26292, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26296 attached
, child_tidptr=0x555556efc5d0) = 26296
[pid 26296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26296] setpgid(0, 0)               = 0
[pid 26296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26296] write(3, "1000", 4)         = 4
[pid 26296] close(3)                    = 0
[pid 26296] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26296] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26296] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26296] close(5)                    = 0
[pid 26296] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26299 attached
) = 26299
[pid 26296] tkill(26299, SIGSTOP)       = 0
[pid 26299] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26296, si_uid=65534} ---
[pid 26296] exit_group(0 <unfinished ...>
[pid 26299] --- stopped by SIGSTOP ---
[pid 26296] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26299, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26296] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26296, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26300 attached
, child_tidptr=0x555556efc5d0) = 26300
[pid 26300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26300] setpgid(0, 0)               = 0
[pid 26300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26300] write(3, "1000", 4)         = 4
[pid 26300] close(3)                    = 0
[pid 26300] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  207.392884][T26292] vhci_hcd vhci_hcd.0: port 0 already used
[  207.432835][T26296] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26300] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26300] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26300] close(5)                    = 0
[pid 26300] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26303 attached
) = 26303
[pid 26300] tkill(26303, SIGSTOP)       = 0
[pid 26303] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26300, si_uid=65534} ---
[pid 26300] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26303, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26303] --- stopped by SIGSTOP ---
[pid 26300] <... exit_group resumed>)   = ?
[pid 26300] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26300, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26304 attached
, child_tidptr=0x555556efc5d0) = 26304
[pid 26304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26304] setpgid(0, 0)               = 0
[pid 26304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26304] write(3, "1000", 4)         = 4
[pid 26304] close(3)                    = 0
[pid 26304] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26304] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26304] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26304] close(5)                    = 0
[pid 26304] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26307 attached
) = 26307
[pid 26304] tkill(26307, SIGSTOP)       = 0
[pid 26307] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26304, si_uid=65534} ---
[pid 26304] exit_group(0 <unfinished ...>
[pid 26307] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26307, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26304] <... exit_group resumed>)   = ?
[pid 26304] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26304, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26308 attached
, child_tidptr=0x555556efc5d0) = 26308
[pid 26308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26308] setpgid(0, 0)               = 0
[pid 26308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26308] write(3, "1000", 4)         = 4
[pid 26308] close(3)                    = 0
[pid 26308] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  207.476807][T26300] vhci_hcd vhci_hcd.0: port 0 already used
[  207.515776][T26304] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26308] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26308] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26308] close(5)                    = 0
[pid 26308] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26311 attached
) = 26311
[pid 26308] tkill(26311, SIGSTOP)       = 0
[pid 26311] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26308, si_uid=65534} ---
[pid 26308] exit_group(0 <unfinished ...>
[pid 26311] --- stopped by SIGSTOP ---
[pid 26308] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26311, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26308] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26308, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26312 attached
, child_tidptr=0x555556efc5d0) = 26312
[pid 26312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26312] setpgid(0, 0)               = 0
[pid 26312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26312] write(3, "1000", 4)         = 4
[pid 26312] close(3)                    = 0
[pid 26312] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26312] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.561558][T26308] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26312] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26312] close(5)                    = 0
[pid 26312] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26315 attached
) = 26315
[pid 26312] tkill(26315, SIGSTOP)       = 0
[pid 26315] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26312, si_uid=65534} ---
[pid 26312] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26315, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26315] --- stopped by SIGSTOP ---
[pid 26312] <... exit_group resumed>)   = ?
[pid 26312] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26312, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26316 attached
, child_tidptr=0x555556efc5d0) = 26316
[pid 26316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26316] setpgid(0, 0)               = 0
[pid 26316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26316] write(3, "1000", 4)         = 4
[pid 26316] close(3)                    = 0
[pid 26316] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26316] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.607556][T26312] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26316] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26316] close(5)                    = 0
[pid 26316] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26319 attached
) = 26319
[pid 26316] tkill(26319, SIGSTOP)       = 0
[pid 26316] exit_group(0 <unfinished ...>
[pid 26319] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26316, si_uid=65534} ---
[pid 26316] <... exit_group resumed>)   = ?
[pid 26319] --- stopped by SIGSTOP ---
[pid 26316] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26319, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26320 attached
, child_tidptr=0x555556efc5d0) = 26320
[pid 26320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26320] setpgid(0, 0)               = 0
[pid 26320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26320] write(3, "1000", 4)         = 4
[pid 26320] close(3)                    = 0
[pid 26320] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26320] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.649239][T26316] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26320] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26320] close(5)                    = 0
[pid 26320] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26323 attached
) = 26323
[pid 26320] tkill(26323, SIGSTOP)       = 0
[pid 26323] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26320, si_uid=65534} ---
[pid 26320] exit_group(0 <unfinished ...>
[pid 26323] --- stopped by SIGSTOP ---
[pid 26320] <... exit_group resumed>)   = ?
[pid 26320] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26323, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26324 attached
, child_tidptr=0x555556efc5d0) = 26324
[pid 26324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26324] setpgid(0, 0)               = 0
[pid 26324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26324] write(3, "1000", 4)         = 4
[pid 26324] close(3)                    = 0
[pid 26324] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26324] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.697196][T26320] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26324] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26324] close(5)                    = 0
[pid 26324] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26327 attached
) = 26327
[pid 26324] tkill(26327, SIGSTOP)       = 0
[pid 26327] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26324, si_uid=65534} ---
[pid 26324] exit_group(0 <unfinished ...>
[pid 26327] --- stopped by SIGSTOP ---
[pid 26324] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26327, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26324] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26324, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26328 attached
, child_tidptr=0x555556efc5d0) = 26328
[pid 26328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26328] setpgid(0, 0)               = 0
[pid 26328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26328] write(3, "1000", 4)         = 4
[pid 26328] close(3)                    = 0
[pid 26328] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26328] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26328] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26328] close(5)                    = 0
[pid 26328] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26331 attached
) = 26331
[pid 26328] tkill(26331, SIGSTOP)       = 0
[pid 26331] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26328, si_uid=65534} ---
[pid 26328] exit_group(0)               = ?
[pid 26331] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26331, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26328] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26328, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26332 attached
, child_tidptr=0x555556efc5d0) = 26332
[pid 26332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26332] setpgid(0, 0)               = 0
[pid 26332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26332] write(3, "1000", 4)         = 4
[pid 26332] close(3)                    = 0
[pid 26332] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26332] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.737629][T26324] vhci_hcd vhci_hcd.0: port 0 already used
[  207.777108][T26328] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26332] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26332] close(5)                    = 0
[pid 26332] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26335 attached
) = 26335
[pid 26332] tkill(26335, SIGSTOP)       = 0
[pid 26335] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26332, si_uid=65534} ---
[pid 26332] exit_group(0 <unfinished ...>
[pid 26335] --- stopped by SIGSTOP ---
[pid 26332] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26335, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26332] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26332, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26336 attached
, child_tidptr=0x555556efc5d0) = 26336
[pid 26336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26336] setpgid(0, 0)               = 0
[pid 26336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26336] write(3, "1000", 4)         = 4
[pid 26336] close(3)                    = 0
[pid 26336] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26336] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26336] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26336] close(5)                    = 0
[pid 26336] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26339 attached
) = 26339
[pid 26336] tkill(26339, SIGSTOP)       = 0
[pid 26339] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26336, si_uid=65534} ---
[pid 26336] exit_group(0)               = ?
[pid 26339] --- stopped by SIGSTOP ---
[pid 26336] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26339, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26340 attached
, child_tidptr=0x555556efc5d0) = 26340
[pid 26340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26340] setpgid(0, 0)               = 0
[pid 26340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26340] write(3, "1000", 4)         = 4
[pid 26340] close(3)                    = 0
[pid 26340] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26340] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.819215][T26332] vhci_hcd vhci_hcd.0: port 0 already used
[  207.858163][T26336] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26340] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26340] close(5)                    = 0
[pid 26340] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26343 attached
) = 26343
[pid 26340] tkill(26343, SIGSTOP)       = 0
[pid 26343] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26340, si_uid=65534} ---
[pid 26340] exit_group(0 <unfinished ...>
[pid 26343] --- stopped by SIGSTOP ---
[pid 26340] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26343, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26340] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26340, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26344 attached
, child_tidptr=0x555556efc5d0) = 26344
[pid 26344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26344] setpgid(0, 0)               = 0
[pid 26344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26344] write(3, "1000", 4)         = 4
[pid 26344] close(3)                    = 0
[pid 26344] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26344] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26344] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26344] close(5)                    = 0
[pid 26344] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26347 attached
) = 26347
[pid 26344] tkill(26347, SIGSTOP)       = 0
[pid 26347] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26344, si_uid=65534} ---
[pid 26344] exit_group(0 <unfinished ...>
[pid 26347] --- stopped by SIGSTOP ---
[pid 26344] <... exit_group resumed>)   = ?
[pid 26344] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26347, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26348 attached
, child_tidptr=0x555556efc5d0) = 26348
[pid 26348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26348] setpgid(0, 0)               = 0
[pid 26348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26348] write(3, "1000", 4)         = 4
[pid 26348] close(3)                    = 0
[pid 26348] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26348] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.897434][T26340] vhci_hcd vhci_hcd.0: port 0 already used
[  207.936764][T26344] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26348] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26348] close(5)                    = 0
[pid 26348] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26351 attached
) = 26351
[pid 26348] tkill(26351, SIGSTOP)       = 0
[pid 26351] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26348, si_uid=65534} ---
[pid 26348] exit_group(0 <unfinished ...>
[pid 26351] --- stopped by SIGSTOP ---
[pid 26348] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26351, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26348] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26348, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26352 attached
, child_tidptr=0x555556efc5d0) = 26352
[pid 26352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26352] setpgid(0, 0)               = 0
[pid 26352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26352] write(3, "1000", 4)         = 4
[pid 26352] close(3)                    = 0
[pid 26352] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26352] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  207.980774][T26348] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26352] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26352] close(5)                    = 0
[pid 26352] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26355 attached
) = 26355
[pid 26352] tkill(26355, SIGSTOP)       = 0
[pid 26352] exit_group(0 <unfinished ...>
[pid 26355] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26352, si_uid=65534} ---
[pid 26352] <... exit_group resumed>)   = ?
[pid 26355] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26355, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26352] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26352, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26356 attached
, child_tidptr=0x555556efc5d0) = 26356
[pid 26356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26356] setpgid(0, 0)               = 0
[pid 26356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26356] write(3, "1000", 4)         = 4
[pid 26356] close(3)                    = 0
[pid 26356] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26356] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26356] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  208.023834][T26352] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26356] close(5)                    = 0
[pid 26356] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26359 attached
) = 26359
[pid 26356] tkill(26359, SIGSTOP)       = 0
[pid 26356] exit_group(0 <unfinished ...>
[pid 26359] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26356, si_uid=65534} ---
[pid 26356] <... exit_group resumed>)   = ?
[pid 26359] --- stopped by SIGSTOP ---
[pid 26356] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26359, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26360 attached
, child_tidptr=0x555556efc5d0) = 26360
[pid 26360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26360] setpgid(0, 0)               = 0
[pid 26360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26360] write(3, "1000", 4)         = 4
[pid 26360] close(3)                    = 0
[pid 26360] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26360] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26360] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26360] close(5)                    = 0
[pid 26360] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26363 attached
) = 26363
[pid 26360] tkill(26363, SIGSTOP)       = 0
[pid 26363] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26360, si_uid=65534} ---
[pid 26360] exit_group(0)               = ?
[pid 26363] --- stopped by SIGSTOP ---
[pid 26360] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26363, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26364 attached
, child_tidptr=0x555556efc5d0) = 26364
[pid 26364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26364] setpgid(0, 0)               = 0
[pid 26364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26364] write(3, "1000", 4)         = 4
[pid 26364] close(3)                    = 0
[pid 26364] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26364] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.065506][T26356] vhci_hcd vhci_hcd.0: port 0 already used
[  208.105566][T26360] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26364] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26364] close(5)                    = 0
[pid 26364] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26367 attached
) = 26367
[pid 26364] tkill(26367, SIGSTOP)       = 0
[pid 26367] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26364, si_uid=65534} ---
[pid 26364] exit_group(0)               = ?
[pid 26367] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26367, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26364] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26364, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26368 attached
, child_tidptr=0x555556efc5d0) = 26368
[pid 26368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26368] setpgid(0, 0)               = 0
[pid 26368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26368] write(3, "1000", 4)         = 4
[pid 26368] close(3)                    = 0
[pid 26368] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26368] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.145705][T26364] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26368] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26368] close(5)                    = 0
[pid 26368] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26371 attached
) = 26371
[pid 26368] tkill(26371, SIGSTOP)       = 0
[pid 26371] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26368, si_uid=65534} ---
[pid 26368] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26371, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26371] --- stopped by SIGSTOP ---
[pid 26368] <... exit_group resumed>)   = ?
[pid 26368] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26368, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26372 attached
, child_tidptr=0x555556efc5d0) = 26372
[pid 26372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26372] setpgid(0, 0)               = 0
[pid 26372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26372] write(3, "1000", 4)         = 4
[pid 26372] close(3)                    = 0
[pid 26372] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26372] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.189722][T26368] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26372] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26372] close(5)                    = 0
[pid 26372] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26375 attached
) = 26375
[pid 26372] tkill(26375, SIGSTOP)       = 0
[pid 26375] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26372, si_uid=65534} ---
[pid 26372] exit_group(0)               = ?
[pid 26375] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26375, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26372] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26372, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26376 attached
, child_tidptr=0x555556efc5d0) = 26376
[pid 26376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26376] setpgid(0, 0)               = 0
[pid 26376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26376] write(3, "1000", 4)         = 4
[pid 26376] close(3)                    = 0
[pid 26376] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26376] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.230110][T26372] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26376] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26376] close(5)                    = 0
[pid 26376] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26379 attached
) = 26379
[pid 26376] tkill(26379, SIGSTOP)       = 0
[pid 26379] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26376, si_uid=65534} ---
[pid 26376] exit_group(0)               = ?
[pid 26376] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26376, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 26379] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26379, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26380 attached
, child_tidptr=0x555556efc5d0) = 26380
[pid 26380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26380] setpgid(0, 0)               = 0
[pid 26380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26380] write(3, "1000", 4)         = 4
[pid 26380] close(3)                    = 0
[pid 26380] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26380] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.274161][T26376] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26380] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26380] close(5)                    = 0
[pid 26380] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26383 attached
) = 26383
[pid 26380] tkill(26383, SIGSTOP)       = 0
[pid 26380] exit_group(0 <unfinished ...>
[pid 26383] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26380, si_uid=65534} ---
[pid 26380] <... exit_group resumed>)   = ?
[pid 26383] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26383, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26380] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26380, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26384 attached
, child_tidptr=0x555556efc5d0) = 26384
[pid 26384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26384] setpgid(0, 0)               = 0
[pid 26384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26384] write(3, "1000", 4)         = 4
[pid 26384] close(3)                    = 0
[pid 26384] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26384] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.322079][T26380] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26384] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26384] close(5)                    = 0
[pid 26384] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26387 attached
) = 26387
[pid 26384] tkill(26387, SIGSTOP)       = 0
[pid 26384] exit_group(0 <unfinished ...>
[pid 26387] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26384, si_uid=65534} ---
[pid 26384] <... exit_group resumed>)   = ?
[pid 26387] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26387, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26384] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26384, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26388 attached
, child_tidptr=0x555556efc5d0) = 26388
[pid 26388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26388] setpgid(0, 0)               = 0
[pid 26388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26388] write(3, "1000", 4)         = 4
[pid 26388] close(3)                    = 0
[pid 26388] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26388] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.367675][T26384] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26388] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26388] close(5)                    = 0
[pid 26388] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26391 attached
) = 26391
[pid 26388] tkill(26391, SIGSTOP)       = 0
[pid 26391] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26388, si_uid=65534} ---
[pid 26388] exit_group(0)               = ?
[pid 26391] --- stopped by SIGSTOP ---
[pid 26388] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26391, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26392 attached
, child_tidptr=0x555556efc5d0) = 26392
[pid 26392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26392] setpgid(0, 0)               = 0
[pid 26392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26392] write(3, "1000", 4)         = 4
[pid 26392] close(3)                    = 0
[pid 26392] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26392] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.410217][T26388] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26392] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26392] close(5)                    = 0
[pid 26392] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26395 attached
) = 26395
[pid 26392] tkill(26395, SIGSTOP)       = 0
[pid 26392] exit_group(0 <unfinished ...>
[pid 26395] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26392, si_uid=65534} ---
[pid 26392] <... exit_group resumed>)   = ?
[pid 26395] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26395, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26392] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26392, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26396 attached
, child_tidptr=0x555556efc5d0) = 26396
[pid 26396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26396] setpgid(0, 0)               = 0
[pid 26396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26396] write(3, "1000", 4)         = 4
[pid 26396] close(3)                    = 0
[pid 26396] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26396] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.467663][T26392] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26396] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26396] close(5)                    = 0
[pid 26396] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26399 attached
) = 26399
[pid 26396] tkill(26399, SIGSTOP)       = 0
[pid 26399] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26396, si_uid=65534} ---
[pid 26396] exit_group(0)               = ?
[pid 26399] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26399, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26396] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26396, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26400 attached
, child_tidptr=0x555556efc5d0) = 26400
[pid 26400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26400] setpgid(0, 0)               = 0
[pid 26400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26400] write(3, "1000", 4)         = 4
[pid 26400] close(3)                    = 0
[pid 26400] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26400] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.514518][T26396] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26400] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26400] close(5)                    = 0
[pid 26400] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26403 attached
) = 26403
[pid 26400] tkill(26403, SIGSTOP)       = 0
[pid 26400] exit_group(0 <unfinished ...>
[pid 26403] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26400, si_uid=65534} ---
[pid 26400] <... exit_group resumed>)   = ?
[pid 26403] --- stopped by SIGSTOP ---
[pid 26400] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26403, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26404 attached
, child_tidptr=0x555556efc5d0) = 26404
[pid 26404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26404] setpgid(0, 0)               = 0
[pid 26404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26404] write(3, "1000", 4)         = 4
[pid 26404] close(3)                    = 0
[pid 26404] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26404] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.558062][T26400] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26404] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26404] close(5)                    = 0
[pid 26404] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26407 attached
) = 26407
[pid 26404] tkill(26407, SIGSTOP)       = 0
[pid 26404] exit_group(0 <unfinished ...>
[pid 26407] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26404, si_uid=65534} ---
[pid 26404] <... exit_group resumed>)   = ?
[pid 26407] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26407, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26404] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26404, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26408 attached
, child_tidptr=0x555556efc5d0) = 26408
[pid 26408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26408] setpgid(0, 0)               = 0
[pid 26408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26408] write(3, "1000", 4)         = 4
[pid 26408] close(3)                    = 0
[pid 26408] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26408] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.601872][T26404] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26408] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26408] close(5)                    = 0
[pid 26408] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26411 attached
) = 26411
[pid 26408] tkill(26411, SIGSTOP)       = 0
[pid 26411] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26408, si_uid=65534} ---
[pid 26408] exit_group(0 <unfinished ...>
[pid 26411] --- stopped by SIGSTOP ---
[pid 26408] <... exit_group resumed>)   = ?
[pid 26408] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26411, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26412 attached
, child_tidptr=0x555556efc5d0) = 26412
[pid 26412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26412] setpgid(0, 0)               = 0
[pid 26412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26412] write(3, "1000", 4)         = 4
[pid 26412] close(3)                    = 0
[pid 26412] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26412] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.644243][T26408] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26412] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26412] close(5)                    = 0
[pid 26412] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26415 attached
) = 26415
[pid 26412] tkill(26415, SIGSTOP)       = 0
[pid 26415] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26412, si_uid=65534} ---
[pid 26412] exit_group(0 <unfinished ...>
[pid 26415] --- stopped by SIGSTOP ---
[pid 26412] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26415, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26412] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26412, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26416 attached
, child_tidptr=0x555556efc5d0) = 26416
[pid 26416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26416] setpgid(0, 0)               = 0
[pid 26416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26416] write(3, "1000", 4)         = 4
[pid 26416] close(3)                    = 0
[pid 26416] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26416] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.689174][T26412] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26416] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26416] close(5)                    = 0
[pid 26416] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26419 attached
) = 26419
[pid 26416] tkill(26419, SIGSTOP)       = 0
[pid 26419] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26416, si_uid=65534} ---
[pid 26416] exit_group(0 <unfinished ...>
[pid 26419] --- stopped by SIGSTOP ---
[pid 26416] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26419, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 26416] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26416, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26420 attached
, child_tidptr=0x555556efc5d0) = 26420
[pid 26420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26420] setpgid(0, 0)               = 0
[pid 26420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26420] write(3, "1000", 4)         = 4
[pid 26420] close(3)                    = 0
[pid 26420] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26420] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.732110][T26416] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26420] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26420] close(5)                    = 0
[pid 26420] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26423 attached
) = 26423
[pid 26420] tkill(26423, SIGSTOP)       = 0
[pid 26423] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26420, si_uid=65534} ---
[pid 26420] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26423, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26423] --- stopped by SIGSTOP ---
[pid 26420] <... exit_group resumed>)   = ?
[pid 26420] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26420, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26424 attached
, child_tidptr=0x555556efc5d0) = 26424
[pid 26424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26424] setpgid(0, 0)               = 0
[pid 26424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26424] write(3, "1000", 4)         = 4
[pid 26424] close(3)                    = 0
[pid 26424] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26424] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.779457][T26420] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26424] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26424] close(5)                    = 0
[pid 26424] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26427 attached
) = 26427
[pid 26424] tkill(26427, SIGSTOP)       = 0
[pid 26427] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26424, si_uid=65534} ---
[pid 26424] exit_group(0 <unfinished ...>
[pid 26427] --- stopped by SIGSTOP ---
[pid 26424] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26427, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26424] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26424, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26428 attached
, child_tidptr=0x555556efc5d0) = 26428
[pid 26428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26428] setpgid(0, 0)               = 0
[pid 26428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26428] write(3, "1000", 4)         = 4
[pid 26428] close(3)                    = 0
[pid 26428] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26428] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.822802][T26424] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26428] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26428] close(5)                    = 0
[pid 26428] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26431 attached
) = 26431
[pid 26428] tkill(26431, SIGSTOP)       = 0
[pid 26431] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26428, si_uid=65534} ---
[pid 26428] exit_group(0 <unfinished ...>
[pid 26431] --- stopped by SIGSTOP ---
[pid 26428] <... exit_group resumed>)   = ?
[pid 26428] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26431, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26432 attached
, child_tidptr=0x555556efc5d0) = 26432
[pid 26432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26432] setpgid(0, 0)               = 0
[pid 26432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26432] write(3, "1000", 4)         = 4
[pid 26432] close(3)                    = 0
[pid 26432] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26432] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.868840][T26428] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26432] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26432] close(5)                    = 0
[pid 26432] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26435 attached
) = 26435
[pid 26432] tkill(26435, SIGSTOP)       = 0
[pid 26432] exit_group(0)               = ?
[pid 26435] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26432, si_uid=65534} ---
[pid 26432] +++ exited with 0 +++
[pid 26435] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26432, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26436 attached
, child_tidptr=0x555556efc5d0) = 26436
[pid 26436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26436] setpgid(0, 0)               = 0
[pid 26436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26436] write(3, "1000", 4)         = 4
[pid 26436] close(3)                    = 0
[pid 26436] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26436] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.921944][T26432] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26436] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26436] close(5)                    = 0
[pid 26436] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26439 attached
) = 26439
[pid 26436] tkill(26439, SIGSTOP)       = 0
[pid 26439] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26436, si_uid=65534} ---
[pid 26436] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26439, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26439] --- stopped by SIGSTOP ---
[pid 26436] <... exit_group resumed>)   = ?
[pid 26436] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26436, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26440 attached
, child_tidptr=0x555556efc5d0) = 26440
[pid 26440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26440] setpgid(0, 0)               = 0
[pid 26440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26440] write(3, "1000", 4)         = 4
[pid 26440] close(3)                    = 0
[pid 26440] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26440] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  208.963351][T26436] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26440] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26440] close(5)                    = 0
[pid 26440] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26443 attached
) = 26443
[pid 26440] tkill(26443, SIGSTOP)       = 0
[pid 26443] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26440, si_uid=65534} ---
[pid 26440] exit_group(0 <unfinished ...>
[pid 26443] --- stopped by SIGSTOP ---
[pid 26440] <... exit_group resumed>)   = ?
[pid 26440] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26443, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26444 attached
, child_tidptr=0x555556efc5d0) = 26444
[pid 26444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26444] setpgid(0, 0)               = 0
[pid 26444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26444] write(3, "1000", 4)         = 4
[pid 26444] close(3)                    = 0
[pid 26444] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26444] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.007185][T26440] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26444] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26444] close(5)                    = 0
[pid 26444] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26447 attached
) = 26447
[pid 26444] tkill(26447, SIGSTOP)       = 0
[pid 26447] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26444, si_uid=65534} ---
[pid 26444] exit_group(0 <unfinished ...>
[pid 26447] --- stopped by SIGSTOP ---
[pid 26444] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26447, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26444] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26444, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26448 attached
, child_tidptr=0x555556efc5d0) = 26448
[pid 26448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26448] setpgid(0, 0)               = 0
[pid 26448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26448] write(3, "1000", 4)         = 4
[pid 26448] close(3)                    = 0
[pid 26448] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26448] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.053923][T26444] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26448] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26448] close(5)                    = 0
[pid 26448] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26451 attached
) = 26451
[pid 26448] tkill(26451, SIGSTOP)       = 0
[pid 26451] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26448, si_uid=65534} ---
[pid 26448] exit_group(0 <unfinished ...>
[pid 26451] --- stopped by SIGSTOP ---
[pid 26448] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26451, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26448] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26448, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26452 attached
, child_tidptr=0x555556efc5d0) = 26452
[pid 26452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26452] setpgid(0, 0)               = 0
[pid 26452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26452] write(3, "1000", 4)         = 4
[pid 26452] close(3)                    = 0
[pid 26452] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26452] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26452] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26452] close(5)                    = 0
[pid 26452] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26455 attached
) = 26455
[pid 26452] tkill(26455, SIGSTOP)       = 0
[pid 26455] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26452, si_uid=65534} ---
[pid 26452] exit_group(0)               = ?
[pid 26455] --- stopped by SIGSTOP ---
[pid 26452] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26455, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26456 attached
, child_tidptr=0x555556efc5d0) = 26456
[pid 26456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26456] setpgid(0, 0)               = 0
[pid 26456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26456] write(3, "1000", 4)         = 4
[pid 26456] close(3)                    = 0
[pid 26456] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  209.094980][T26448] vhci_hcd vhci_hcd.0: port 0 already used
[  209.134279][T26452] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26456] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26456] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26456] close(5)                    = 0
[pid 26456] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26460 attached
) = 26460
[pid 26456] tkill(26460, SIGSTOP)       = 0
[pid 26460] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26456, si_uid=65534} ---
[pid 26456] exit_group(0)               = ?
[pid 26460] --- stopped by SIGSTOP ---
[pid 26456] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26460, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26461 attached
, child_tidptr=0x555556efc5d0) = 26461
[pid 26461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26461] setpgid(0, 0)               = 0
[pid 26461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26461] write(3, "1000", 4)         = 4
[pid 26461] close(3)                    = 0
[pid 26461] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26461] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.179855][T26456] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26461] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26461] close(5)                    = 0
[pid 26461] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26464 attached
) = 26464
[pid 26461] tkill(26464, SIGSTOP)       = 0
[pid 26464] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26461, si_uid=65534} ---
[pid 26461] exit_group(0)               = ?
[pid 26464] --- stopped by SIGSTOP ---
[pid 26461] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26464, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26465 attached
, child_tidptr=0x555556efc5d0) = 26465
[pid 26465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26465] setpgid(0, 0)               = 0
[pid 26465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26465] write(3, "1000", 4)         = 4
[pid 26465] close(3)                    = 0
[pid 26465] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26465] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.222177][T26461] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26465] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26465] close(5)                    = 0
[pid 26465] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26468 attached
) = 26468
[pid 26465] tkill(26468, SIGSTOP)       = 0
[pid 26468] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26465, si_uid=65534} ---
[pid 26465] exit_group(0 <unfinished ...>
[pid 26468] --- stopped by SIGSTOP ---
[pid 26465] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26468, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26465] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26465, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26469 attached
, child_tidptr=0x555556efc5d0) = 26469
[pid 26469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26469] setpgid(0, 0)               = 0
[pid 26469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26469] write(3, "1000", 4)         = 4
[pid 26469] close(3)                    = 0
[pid 26469] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26469] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26469] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26469] close(5)                    = 0
[pid 26469] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26472 attached
) = 26472
[pid 26469] tkill(26472, SIGSTOP)       = 0
[pid 26469] exit_group(0)               = ?
[pid 26472] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26469, si_uid=65534} ---
[pid 26469] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26469, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 26472] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26472, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26473 attached
, child_tidptr=0x555556efc5d0) = 26473
[pid 26473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26473] setpgid(0, 0)               = 0
[pid 26473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26473] write(3, "1000", 4)         = 4
[pid 26473] close(3)                    = 0
[pid 26473] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26473] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.266951][T26465] vhci_hcd vhci_hcd.0: port 0 already used
[  209.306349][T26469] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26473] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26473] close(5)                    = 0
[pid 26473] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26476 attached
) = 26476
[pid 26473] tkill(26476, SIGSTOP)       = 0
[pid 26476] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26473, si_uid=65534} ---
[pid 26473] exit_group(0 <unfinished ...>
[pid 26476] --- stopped by SIGSTOP ---
[pid 26473] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26476, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26473] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26473, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26477 attached
, child_tidptr=0x555556efc5d0) = 26477
[pid 26477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26477] setpgid(0, 0)               = 0
[pid 26477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26477] write(3, "1000", 4)         = 4
[pid 26477] close(3)                    = 0
[pid 26477] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26477] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26477] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26477] close(5)                    = 0
[pid 26477] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26480 attached
) = 26480
[pid 26477] tkill(26480, SIGSTOP)       = 0
[pid 26480] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26477, si_uid=65534} ---
[pid 26477] exit_group(0 <unfinished ...>
[pid 26480] --- stopped by SIGSTOP ---
[pid 26477] <... exit_group resumed>)   = ?
[pid 26477] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26480, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26481 attached
, child_tidptr=0x555556efc5d0) = 26481
[pid 26481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26481] setpgid(0, 0)               = 0
[pid 26481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26481] write(3, "1000", 4)         = 4
[pid 26481] close(3)                    = 0
[pid 26481] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26481] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.350078][T26473] vhci_hcd vhci_hcd.0: port 0 already used
[  209.388311][T26477] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26481] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26481] close(5)                    = 0
[pid 26481] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26484 attached
) = 26484
[pid 26481] tkill(26484, SIGSTOP)       = 0
[pid 26484] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26481, si_uid=65534} ---
[pid 26481] exit_group(0)               = ?
[pid 26484] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26484, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26481] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26481, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26485 attached
, child_tidptr=0x555556efc5d0) = 26485
[pid 26485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26485] setpgid(0, 0)               = 0
[pid 26485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26485] write(3, "1000", 4)         = 4
[pid 26485] close(3)                    = 0
[pid 26485] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26485] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.431227][T26481] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26485] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26485] close(5)                    = 0
[pid 26485] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26488 attached
) = 26488
[pid 26485] tkill(26488, SIGSTOP)       = 0
[pid 26488] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26485, si_uid=65534} ---
[pid 26485] exit_group(0 <unfinished ...>
[pid 26488] --- stopped by SIGSTOP ---
[pid 26485] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26488, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26485] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26485, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26489 attached
, child_tidptr=0x555556efc5d0) = 26489
[pid 26489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26489] setpgid(0, 0)               = 0
[pid 26489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26489] write(3, "1000", 4)         = 4
[pid 26489] close(3)                    = 0
[pid 26489] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26489] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.474105][T26485] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26489] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26489] close(5)                    = 0
[pid 26489] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26492 attached
) = 26492
[pid 26489] tkill(26492, SIGSTOP)       = 0
[pid 26492] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26489, si_uid=65534} ---
[pid 26489] exit_group(0 <unfinished ...>
[pid 26492] --- stopped by SIGSTOP ---
[pid 26489] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26492, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26489] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26489, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26493 attached
, child_tidptr=0x555556efc5d0) = 26493
[pid 26493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26493] setpgid(0, 0)               = 0
[pid 26493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26493] write(3, "1000", 4)         = 4
[pid 26493] close(3)                    = 0
[pid 26493] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26493] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.515141][T26489] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26493] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26493] close(5)                    = 0
[pid 26493] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26496 attached
) = 26496
[pid 26493] tkill(26496, SIGSTOP)       = 0
[pid 26496] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26493, si_uid=65534} ---
[pid 26493] exit_group(0 <unfinished ...>
[pid 26496] --- stopped by SIGSTOP ---
[pid 26493] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26496, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26493] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26493, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26497 attached
, child_tidptr=0x555556efc5d0) = 26497
[pid 26497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26497] setpgid(0, 0)               = 0
[pid 26497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26497] write(3, "1000", 4)         = 4
[pid 26497] close(3)                    = 0
[pid 26497] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26497] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26497] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26497] close(5)                    = 0
[pid 26497] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26500 attached
) = 26500
[pid 26497] tkill(26500, SIGSTOP)       = 0
[pid 26500] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26497, si_uid=65534} ---
[pid 26497] exit_group(0)               = ?
[pid 26500] --- stopped by SIGSTOP ---
[pid 26497] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26500, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26501 attached
, child_tidptr=0x555556efc5d0) = 26501
[pid 26501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26501] setpgid(0, 0)               = 0
[pid 26501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26501] write(3, "1000", 4)         = 4
[pid 26501] close(3)                    = 0
[pid 26501] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26501] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.557440][T26493] vhci_hcd vhci_hcd.0: port 0 already used
[  209.595366][T26497] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26501] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26501] close(5)                    = 0
[pid 26501] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26504 attached
) = 26504
[pid 26501] tkill(26504, SIGSTOP)       = 0
[pid 26501] exit_group(0)               = ?
[pid 26504] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26501, si_uid=65534} ---
[pid 26501] +++ exited with 0 +++
[pid 26504] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26501, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26505 attached
, child_tidptr=0x555556efc5d0) = 26505
[pid 26505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26505] setpgid(0, 0)               = 0
[pid 26505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26505] write(3, "1000", 4)         = 4
[pid 26505] close(3)                    = 0
[pid 26505] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26505] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.634628][T26501] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26505] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26505] close(5)                    = 0
[pid 26505] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26508 attached
) = 26508
[pid 26505] tkill(26508, SIGSTOP)       = 0
[pid 26505] exit_group(0 <unfinished ...>
[pid 26508] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26505, si_uid=65534} ---
[pid 26508] --- stopped by SIGSTOP ---
[pid 26505] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26508, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26505] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26505, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26509 attached
, child_tidptr=0x555556efc5d0) = 26509
[pid 26509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26509] setpgid(0, 0)               = 0
[pid 26509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26509] write(3, "1000", 4)         = 4
[pid 26509] close(3)                    = 0
[pid 26509] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26509] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.682270][T26505] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26509] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26509] close(5)                    = 0
[pid 26509] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26512 attached
) = 26512
[pid 26509] tkill(26512, SIGSTOP)       = 0
[pid 26509] exit_group(0)               = ?
[pid 26512] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26509, si_uid=65534} ---
[pid 26509] +++ exited with 0 +++
[pid 26512] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26509, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26513 attached
, child_tidptr=0x555556efc5d0) = 26513
[pid 26513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26513] setpgid(0, 0)               = 0
[pid 26513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26513] write(3, "1000", 4)         = 4
[pid 26513] close(3)                    = 0
[pid 26513] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26513] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.726016][T26509] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26513] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26513] close(5)                    = 0
[pid 26513] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26516 attached
) = 26516
[pid 26513] tkill(26516, SIGSTOP)       = 0
[pid 26516] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26513, si_uid=65534} ---
[pid 26513] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26516, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26516] --- stopped by SIGSTOP ---
[pid 26513] <... exit_group resumed>)   = ?
[pid 26513] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26513, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26517 attached
, child_tidptr=0x555556efc5d0) = 26517
[pid 26517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26517] setpgid(0, 0)               = 0
[pid 26517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26517] write(3, "1000", 4)         = 4
[pid 26517] close(3)                    = 0
[pid 26517] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26517] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.770520][T26513] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26517] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26517] close(5)                    = 0
[pid 26517] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26520 attached
) = 26520
[pid 26517] tkill(26520, SIGSTOP)       = 0
[pid 26520] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26517, si_uid=65534} ---
[pid 26517] exit_group(0 <unfinished ...>
[pid 26520] --- stopped by SIGSTOP ---
[pid 26517] <... exit_group resumed>)   = ?
[pid 26517] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26520, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26521 attached
, child_tidptr=0x555556efc5d0) = 26521
[pid 26521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26521] setpgid(0, 0)               = 0
[pid 26521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26521] write(3, "1000", 4)         = 4
[pid 26521] close(3)                    = 0
[pid 26521] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26521] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.813464][T26517] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26521] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26521] close(5)                    = 0
[pid 26521] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26524 attached
) = 26524
[pid 26521] tkill(26524, SIGSTOP)       = 0
[pid 26524] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26521, si_uid=65534} ---
[pid 26521] exit_group(0)               = ?
[pid 26524] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26524, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26521] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26521, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26525 attached
, child_tidptr=0x555556efc5d0) = 26525
[pid 26525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26525] setpgid(0, 0)               = 0
[pid 26525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26525] write(3, "1000", 4)         = 4
[pid 26525] close(3)                    = 0
[pid 26525] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26525] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.862325][T26521] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26525] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26525] close(5)                    = 0
[pid 26525] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26528 attached
) = 26528
[pid 26525] tkill(26528, SIGSTOP)       = 0
[pid 26528] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26525, si_uid=65534} ---
[pid 26525] exit_group(0 <unfinished ...>
[pid 26528] --- stopped by SIGSTOP ---
[pid 26525] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26528, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26525] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26525, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26529 attached
, child_tidptr=0x555556efc5d0) = 26529
[pid 26529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26529] setpgid(0, 0)               = 0
[pid 26529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26529] write(3, "1000", 4)         = 4
[pid 26529] close(3)                    = 0
[pid 26529] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26529] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.910553][T26525] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26529] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26529] close(5)                    = 0
[pid 26529] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26532 attached
) = 26532
[pid 26529] tkill(26532, SIGSTOP)       = 0
[pid 26532] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26529, si_uid=65534} ---
[pid 26529] exit_group(0 <unfinished ...>
[pid 26532] --- stopped by SIGSTOP ---
[pid 26529] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26532, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26529] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26529, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26533 attached
, child_tidptr=0x555556efc5d0) = 26533
[pid 26533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26533] setpgid(0, 0)               = 0
[pid 26533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26533] write(3, "1000", 4)         = 4
[pid 26533] close(3)                    = 0
[pid 26533] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26533] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  209.959564][T26529] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26533] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26533] close(5)                    = 0
[pid 26533] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26536 attached
) = 26536
[pid 26533] tkill(26536, SIGSTOP)       = 0
[pid 26536] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26533, si_uid=65534} ---
[pid 26533] exit_group(0 <unfinished ...>
[pid 26536] --- stopped by SIGSTOP ---
[pid 26533] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26536, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26533] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26533, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26537 attached
, child_tidptr=0x555556efc5d0) = 26537
[pid 26537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26537] setpgid(0, 0)               = 0
[pid 26537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26537] write(3, "1000", 4)         = 4
[pid 26537] close(3)                    = 0
[pid 26537] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26537] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.001153][T26533] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26537] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26537] close(5)                    = 0
[pid 26537] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26540 attached
) = 26540
[pid 26537] tkill(26540, SIGSTOP)       = 0
[pid 26540] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26537, si_uid=65534} ---
[pid 26537] exit_group(0)               = ?
[pid 26540] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26540, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26537] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26537, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26541 attached
, child_tidptr=0x555556efc5d0) = 26541
[pid 26541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26541] setpgid(0, 0)               = 0
[pid 26541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26541] write(3, "1000", 4)         = 4
[pid 26541] close(3)                    = 0
[pid 26541] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26541] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.041852][T26537] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26541] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26541] close(5)                    = 0
[pid 26541] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26544 attached
) = 26544
[pid 26541] tkill(26544, SIGSTOP)       = 0
[pid 26541] exit_group(0 <unfinished ...>
[pid 26544] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26541, si_uid=65534} ---
[pid 26541] <... exit_group resumed>)   = ?
[pid 26544] --- stopped by SIGSTOP ---
[pid 26541] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26544, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26545 attached
, child_tidptr=0x555556efc5d0) = 26545
[pid 26545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26545] setpgid(0, 0)               = 0
[pid 26545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26545] write(3, "1000", 4)         = 4
[pid 26545] close(3)                    = 0
[pid 26545] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26545] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.089925][T26541] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26545] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26545] close(5)                    = 0
[pid 26545] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26548 attached
) = 26548
[pid 26545] tkill(26548, SIGSTOP)       = 0
[pid 26548] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26545, si_uid=65534} ---
[pid 26545] exit_group(0 <unfinished ...>
[pid 26548] --- stopped by SIGSTOP ---
[pid 26545] <... exit_group resumed>)   = ?
[pid 26545] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26548, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26549 attached
, child_tidptr=0x555556efc5d0) = 26549
[pid 26549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26549] setpgid(0, 0)               = 0
[pid 26549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26549] write(3, "1000", 4)         = 4
[pid 26549] close(3)                    = 0
[pid 26549] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26549] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.136814][T26545] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26549] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26549] close(5)                    = 0
[pid 26549] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26552 attached
) = 26552
[pid 26549] tkill(26552, SIGSTOP)       = 0
[pid 26552] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26549, si_uid=65534} ---
[pid 26549] exit_group(0 <unfinished ...>
[pid 26552] --- stopped by SIGSTOP ---
[pid 26549] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26552, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26549] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26549, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26553 attached
, child_tidptr=0x555556efc5d0) = 26553
[pid 26553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26553] setpgid(0, 0)               = 0
[pid 26553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26553] write(3, "1000", 4)         = 4
[pid 26553] close(3)                    = 0
[pid 26553] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26553] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.181121][T26549] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26553] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26553] close(5)                    = 0
[pid 26553] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26556 attached
) = 26556
[pid 26553] tkill(26556, SIGSTOP)       = 0
[pid 26556] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26553, si_uid=65534} ---
[pid 26553] exit_group(0 <unfinished ...>
[pid 26556] --- stopped by SIGSTOP ---
[pid 26553] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26556, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26553] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26553, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26557 attached
, child_tidptr=0x555556efc5d0) = 26557
[pid 26557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26557] setpgid(0, 0)               = 0
[pid 26557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26557] write(3, "1000", 4)         = 4
[pid 26557] close(3)                    = 0
[pid 26557] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26557] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.223174][T26553] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26557] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26557] close(5)                    = 0
[pid 26557] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26560 attached
) = 26560
[pid 26557] tkill(26560, SIGSTOP)       = 0
[pid 26560] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26557, si_uid=65534} ---
[pid 26557] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26560, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26560] --- stopped by SIGSTOP ---
[pid 26557] <... exit_group resumed>)   = ?
[pid 26557] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26557, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26561 attached
, child_tidptr=0x555556efc5d0) = 26561
[pid 26561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26561] setpgid(0, 0)               = 0
[pid 26561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26561] write(3, "1000", 4)         = 4
[pid 26561] close(3)                    = 0
[pid 26561] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26561] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.267791][T26557] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26561] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26561] close(5)                    = 0
[pid 26561] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26564 attached
) = 26564
[pid 26561] tkill(26564, SIGSTOP)       = 0
[pid 26564] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26561, si_uid=65534} ---
[pid 26561] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26564, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26564] --- stopped by SIGSTOP ---
[pid 26561] <... exit_group resumed>)   = ?
[pid 26561] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26561, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26565 attached
, child_tidptr=0x555556efc5d0) = 26565
[pid 26565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26565] setpgid(0, 0)               = 0
[pid 26565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26565] write(3, "1000", 4)         = 4
[pid 26565] close(3)                    = 0
[pid 26565] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26565] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.308328][T26561] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26565] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26565] close(5)                    = 0
[pid 26565] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26568 attached
) = 26568
[pid 26565] tkill(26568, SIGSTOP)       = 0
[pid 26568] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26565, si_uid=65534} ---
[pid 26565] exit_group(0 <unfinished ...>
[pid 26568] --- stopped by SIGSTOP ---
[pid 26565] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26568, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26565] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26565, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26569 attached
, child_tidptr=0x555556efc5d0) = 26569
[pid 26569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26569] setpgid(0, 0)               = 0
[pid 26569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26569] write(3, "1000", 4)         = 4
[pid 26569] close(3)                    = 0
[pid 26569] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26569] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.351210][T26565] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26569] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26569] close(5)                    = 0
[pid 26569] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26572 attached
) = 26572
[pid 26569] tkill(26572, SIGSTOP)       = 0
[pid 26572] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26569, si_uid=65534} ---
[pid 26569] exit_group(0)               = ?
[pid 26569] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26569, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 26572] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26572, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26573 attached
, child_tidptr=0x555556efc5d0) = 26573
[pid 26573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26573] setpgid(0, 0)               = 0
[pid 26573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26573] write(3, "1000", 4)         = 4
[pid 26573] close(3)                    = 0
[pid 26573] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26573] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.393521][T26569] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26573] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26573] close(5)                    = 0
[pid 26573] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26576 attached
) = 26576
[pid 26573] tkill(26576, SIGSTOP)       = 0
[pid 26576] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26573, si_uid=65534} ---
[pid 26573] exit_group(0 <unfinished ...>
[pid 26576] --- stopped by SIGSTOP ---
[pid 26573] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26576, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26573] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26573, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26577 attached
, child_tidptr=0x555556efc5d0) = 26577
[pid 26577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26577] setpgid(0, 0)               = 0
[pid 26577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26577] write(3, "1000", 4)         = 4
[pid 26577] close(3)                    = 0
[pid 26577] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26577] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.440515][T26573] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26577] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26577] close(5)                    = 0
[pid 26577] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26580 attached
) = 26580
[pid 26577] tkill(26580, SIGSTOP)       = 0
[pid 26580] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26577, si_uid=65534} ---
[pid 26577] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26580, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26580] --- stopped by SIGSTOP ---
[pid 26577] <... exit_group resumed>)   = ?
[pid 26577] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26577, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26581 attached
, child_tidptr=0x555556efc5d0) = 26581
[pid 26581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26581] setpgid(0, 0)               = 0
[pid 26581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26581] write(3, "1000", 4)         = 4
[pid 26581] close(3)                    = 0
[pid 26581] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26581] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26581] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26581] close(5)                    = 0
[pid 26581] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26584 attached
) = 26584
[pid 26581] tkill(26584, SIGSTOP)       = 0
[pid 26584] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26581, si_uid=65534} ---
[pid 26581] exit_group(0 <unfinished ...>
[pid 26584] --- stopped by SIGSTOP ---
[pid 26581] <... exit_group resumed>)   = ?
[pid 26581] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26584, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26585 attached
, child_tidptr=0x555556efc5d0) = 26585
[pid 26585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26585] setpgid(0, 0)               = 0
[pid 26585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26585] write(3, "1000", 4)         = 4
[pid 26585] close(3)                    = 0
[pid 26585] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26585] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.482165][T26577] vhci_hcd vhci_hcd.0: port 0 already used
[  210.522281][T26581] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26585] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26585] close(5)                    = 0
[pid 26585] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 26589
./strace-static-x86_64: Process 26589 attached
[pid 26585] tkill(26589, SIGSTOP <unfinished ...>
[pid 26589] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26585, si_uid=65534} ---
[pid 26585] <... tkill resumed>)        = 0
[pid 26589] --- stopped by SIGSTOP ---
[pid 26585] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26589, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26585] <... exit_group resumed>)   = ?
[pid 26585] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26585, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26591 attached
, child_tidptr=0x555556efc5d0) = 26591
[pid 26591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26591] setpgid(0, 0)               = 0
[pid 26591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26591] write(3, "1000", 4)         = 4
[pid 26591] close(3)                    = 0
[pid 26591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.566530][T26585] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26591] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26591] close(5)                    = 0
[pid 26591] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26594 attached
) = 26594
[pid 26591] tkill(26594, SIGSTOP)       = 0
[pid 26591] exit_group(0 <unfinished ...>
[pid 26594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26591, si_uid=65534} ---
[pid 26591] <... exit_group resumed>)   = ?
[pid 26591] +++ exited with 0 +++
[pid 26594] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26591, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26595 attached
, child_tidptr=0x555556efc5d0) = 26595
[pid 26595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26595] setpgid(0, 0)               = 0
[pid 26595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26595] write(3, "1000", 4)         = 4
[pid 26595] close(3)                    = 0
[pid 26595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.619226][T26591] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26595] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26595] close(5)                    = 0
[pid 26595] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26598 attached
) = 26598
[pid 26595] tkill(26598, SIGSTOP)       = 0
[pid 26598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26595, si_uid=65534} ---
[pid 26595] exit_group(0 <unfinished ...>
[pid 26598] --- stopped by SIGSTOP ---
[pid 26595] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26598, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26595] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26595, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26599 attached
, child_tidptr=0x555556efc5d0) = 26599
[pid 26599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26599] setpgid(0, 0)               = 0
[pid 26599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26599] write(3, "1000", 4)         = 4
[pid 26599] close(3)                    = 0
[pid 26599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.666640][T26595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26599] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26599] close(5)                    = 0
[pid 26599] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26602 attached
) = 26602
[pid 26599] tkill(26602, SIGSTOP)       = 0
[pid 26599] exit_group(0 <unfinished ...>
[pid 26602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26599, si_uid=65534} ---
[pid 26599] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26602, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26602] --- stopped by SIGSTOP ---
[pid 26599] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26599, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26603 attached
, child_tidptr=0x555556efc5d0) = 26603
[pid 26603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26603] setpgid(0, 0)               = 0
[pid 26603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26603] write(3, "1000", 4)         = 4
[pid 26603] close(3)                    = 0
[pid 26603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.712918][T26599] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26603] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26603] close(5)                    = 0
[pid 26603] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26606 attached
) = 26606
[pid 26603] tkill(26606, SIGSTOP)       = 0
[pid 26606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26603, si_uid=65534} ---
[pid 26603] exit_group(0 <unfinished ...>
[pid 26606] --- stopped by SIGSTOP ---
[pid 26603] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26606, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26603] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26603, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26607 attached
, child_tidptr=0x555556efc5d0) = 26607
[pid 26607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26607] setpgid(0, 0)               = 0
[pid 26607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26607] write(3, "1000", 4)         = 4
[pid 26607] close(3)                    = 0
[pid 26607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.757315][T26603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26607] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26607] close(5)                    = 0
[pid 26607] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26610 attached
) = 26610
[pid 26607] tkill(26610, SIGSTOP)       = 0
[pid 26610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26607, si_uid=65534} ---
[pid 26607] exit_group(0 <unfinished ...>
[pid 26610] --- stopped by SIGSTOP ---
[pid 26607] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26610, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26607] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26607, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26611 attached
, child_tidptr=0x555556efc5d0) = 26611
[pid 26611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26611] setpgid(0, 0)               = 0
[pid 26611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26611] write(3, "1000", 4)         = 4
[pid 26611] close(3)                    = 0
[pid 26611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26611] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26611] close(5)                    = 0
[pid 26611] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26614 attached
) = 26614
[pid 26611] tkill(26614, SIGSTOP)       = 0
[pid 26614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26611, si_uid=65534} ---
[pid 26611] exit_group(0 <unfinished ...>
[pid 26614] --- stopped by SIGSTOP ---
[pid 26611] <... exit_group resumed>)   = ?
[pid 26611] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26614, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26615 attached
, child_tidptr=0x555556efc5d0) = 26615
[pid 26615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26615] setpgid(0, 0)               = 0
[pid 26615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26615] write(3, "1000", 4)         = 4
[pid 26615] close(3)                    = 0
[pid 26615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  210.797635][T26607] vhci_hcd vhci_hcd.0: port 0 already used
[  210.836605][T26611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26615] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26615] close(5)                    = 0
[pid 26615] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26618 attached
) = 26618
[pid 26615] tkill(26618, SIGSTOP)       = 0
[pid 26618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26615, si_uid=65534} ---
[pid 26615] exit_group(0 <unfinished ...>
[pid 26618] --- stopped by SIGSTOP ---
[pid 26615] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26618, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26615] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26619 attached
, child_tidptr=0x555556efc5d0) = 26619
[pid 26619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26619] setpgid(0, 0)               = 0
[pid 26619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26619] write(3, "1000", 4)         = 4
[pid 26619] close(3)                    = 0
[pid 26619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.881132][T26615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26619] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26619] close(5)                    = 0
[pid 26619] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26622 attached
) = 26622
[pid 26619] tkill(26622, SIGSTOP)       = 0
[pid 26622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26619, si_uid=65534} ---
[pid 26619] exit_group(0 <unfinished ...>
[pid 26622] --- stopped by SIGSTOP ---
[pid 26619] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26622, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26619] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26619, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26623 attached
, child_tidptr=0x555556efc5d0) = 26623
[pid 26623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26623] setpgid(0, 0)               = 0
[pid 26623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26623] write(3, "1000", 4)         = 4
[pid 26623] close(3)                    = 0
[pid 26623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.923664][T26619] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26623] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26623] close(5)                    = 0
[pid 26623] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26626 attached
) = 26626
[pid 26623] tkill(26626, SIGSTOP)       = 0
[pid 26626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26623, si_uid=65534} ---
[pid 26623] exit_group(0 <unfinished ...>
[pid 26626] --- stopped by SIGSTOP ---
[pid 26623] <... exit_group resumed>)   = ?
[pid 26623] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26626, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26627 attached
, child_tidptr=0x555556efc5d0) = 26627
[pid 26627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26627] setpgid(0, 0)               = 0
[pid 26627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26627] write(3, "1000", 4)         = 4
[pid 26627] close(3)                    = 0
[pid 26627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  210.966124][T26623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26627] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26627] close(5)                    = 0
[pid 26627] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26630 attached
) = 26630
[pid 26627] tkill(26630, SIGSTOP)       = 0
[pid 26630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26627, si_uid=65534} ---
[pid 26627] exit_group(0 <unfinished ...>
[pid 26630] --- stopped by SIGSTOP ---
[pid 26627] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26630, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26627] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26627, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 26632
./strace-static-x86_64: Process 26632 attached
[pid 26632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26632] setpgid(0, 0)               = 0
[pid 26632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26632] write(3, "1000", 4)         = 4
[pid 26632] close(3)                    = 0
[pid 26632] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26632] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.011831][T26627] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26632] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26632] close(5)                    = 0
[pid 26632] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26635 attached
) = 26635
[pid 26632] tkill(26635, SIGSTOP)       = 0
[pid 26632] exit_group(0 <unfinished ...>
[pid 26635] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26632, si_uid=65534} ---
[pid 26632] <... exit_group resumed>)   = ?
[pid 26635] --- stopped by SIGSTOP ---
[pid 26632] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26635, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26636 attached
, child_tidptr=0x555556efc5d0) = 26636
[pid 26636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26636] setpgid(0, 0)               = 0
[pid 26636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26636] write(3, "1000", 4)         = 4
[pid 26636] close(3)                    = 0
[pid 26636] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26636] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26636] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26636] close(5)                    = 0
[pid 26636] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26639 attached
) = 26639
[pid 26636] tkill(26639, SIGSTOP)       = 0
[pid 26639] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26636, si_uid=65534} ---
[pid 26636] exit_group(0 <unfinished ...>
[pid 26639] --- stopped by SIGSTOP ---
[pid 26636] <... exit_group resumed>)   = ?
[pid 26636] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26639, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26640 attached
, child_tidptr=0x555556efc5d0) = 26640
[pid 26640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26640] setpgid(0, 0)               = 0
[pid 26640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26640] write(3, "1000", 4)         = 4
[pid 26640] close(3)                    = 0
[pid 26640] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26640] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.056295][T26632] vhci_hcd vhci_hcd.0: port 0 already used
[  211.096409][T26636] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26640] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26640] close(5)                    = 0
[pid 26640] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26643 attached
) = 26643
[pid 26640] tkill(26643, SIGSTOP)       = 0
[pid 26643] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26640, si_uid=65534} ---
[pid 26640] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26643, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26643] --- stopped by SIGSTOP ---
[pid 26640] <... exit_group resumed>)   = ?
[pid 26640] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26640, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26644 attached
, child_tidptr=0x555556efc5d0) = 26644
[pid 26644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26644] setpgid(0, 0)               = 0
[pid 26644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26644] write(3, "1000", 4)         = 4
[pid 26644] close(3)                    = 0
[pid 26644] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26644] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.140122][T26640] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26644] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26644] close(5)                    = 0
[pid 26644] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26647 attached
) = 26647
[pid 26644] tkill(26647, SIGSTOP)       = 0
[pid 26647] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26644, si_uid=65534} ---
[pid 26644] exit_group(0 <unfinished ...>
[pid 26647] --- stopped by SIGSTOP ---
[pid 26644] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26647, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26644] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26644, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26648 attached
, child_tidptr=0x555556efc5d0) = 26648
[pid 26648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26648] setpgid(0, 0)               = 0
[pid 26648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26648] write(3, "1000", 4)         = 4
[pid 26648] close(3)                    = 0
[pid 26648] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26648] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26648] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26648] close(5)                    = 0
[  211.181518][T26644] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26648] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26651 attached
) = 26651
[pid 26648] tkill(26651, SIGSTOP)       = 0
[pid 26651] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26648, si_uid=65534} ---
[pid 26648] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26651, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26651] --- stopped by SIGSTOP ---
[pid 26648] <... exit_group resumed>)   = ?
[pid 26648] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26648, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26652 attached
, child_tidptr=0x555556efc5d0) = 26652
[pid 26652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26652] setpgid(0, 0)               = 0
[pid 26652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26652] write(3, "1000", 4)         = 4
[pid 26652] close(3)                    = 0
[pid 26652] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26652] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.227006][T26648] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26652] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26652] close(5)                    = 0
[pid 26652] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26655 attached
) = 26655
[pid 26652] tkill(26655, SIGSTOP)       = 0
[pid 26652] exit_group(0)               = ?
[pid 26655] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26652, si_uid=65534} ---
[pid 26652] +++ exited with 0 +++
[pid 26655] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26652, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26656 attached
, child_tidptr=0x555556efc5d0) = 26656
[pid 26656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26656] setpgid(0, 0)               = 0
[pid 26656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26656] write(3, "1000", 4)         = 4
[pid 26656] close(3)                    = 0
[pid 26656] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26656] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.269237][T26652] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26656] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26656] close(5)                    = 0
[pid 26656] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26659 attached
) = 26659
[pid 26656] tkill(26659, SIGSTOP)       = 0
[pid 26659] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26656, si_uid=65534} ---
[pid 26656] exit_group(0 <unfinished ...>
[pid 26659] --- stopped by SIGSTOP ---
[pid 26656] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26659, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26656] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26656, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26660 attached
, child_tidptr=0x555556efc5d0) = 26660
[pid 26660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26660] setpgid(0, 0)               = 0
[pid 26660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26660] write(3, "1000", 4)         = 4
[pid 26660] close(3)                    = 0
[pid 26660] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26660] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.310110][T26656] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26660] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26660] close(5)                    = 0
[pid 26660] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26663 attached
) = 26663
[pid 26660] tkill(26663, SIGSTOP)       = 0
[pid 26663] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26660, si_uid=65534} ---
[pid 26660] exit_group(0 <unfinished ...>
[pid 26663] --- stopped by SIGSTOP ---
[pid 26660] <... exit_group resumed>)   = ?
[pid 26660] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26663, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26664 attached
, child_tidptr=0x555556efc5d0) = 26664
[pid 26664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26664] setpgid(0, 0)               = 0
[pid 26664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26664] write(3, "1000", 4)         = 4
[pid 26664] close(3)                    = 0
[pid 26664] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26664] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26664] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26664] close(5)                    = 0
[pid 26664] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26667 attached
) = 26667
[pid 26664] tkill(26667, SIGSTOP)       = 0
[pid 26667] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26664, si_uid=65534} ---
[pid 26664] exit_group(0 <unfinished ...>
[pid 26667] --- stopped by SIGSTOP ---
[pid 26664] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26667, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26664] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26664, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26668 attached
, child_tidptr=0x555556efc5d0) = 26668
[pid 26668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26668] setpgid(0, 0)               = 0
[pid 26668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26668] write(3, "1000", 4)         = 4
[pid 26668] close(3)                    = 0
[pid 26668] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26668] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.351243][T26660] vhci_hcd vhci_hcd.0: port 0 already used
[  211.390071][T26664] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26668] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26668] close(5)                    = 0
[pid 26668] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26671 attached
) = 26671
[pid 26668] tkill(26671, SIGSTOP)       = 0
[pid 26671] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26668, si_uid=65534} ---
[pid 26668] exit_group(0 <unfinished ...>
[pid 26671] --- stopped by SIGSTOP ---
[pid 26668] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26671, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26668] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26668, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26672 attached
, child_tidptr=0x555556efc5d0) = 26672
[pid 26672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26672] setpgid(0, 0)               = 0
[pid 26672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26672] write(3, "1000", 4)         = 4
[pid 26672] close(3)                    = 0
[pid 26672] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26672] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26672] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26672] close(5)                    = 0
[pid 26672] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26675 attached
) = 26675
[pid 26672] tkill(26675, SIGSTOP)       = 0
[pid 26675] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26672, si_uid=65534} ---
[pid 26672] exit_group(0 <unfinished ...>
[pid 26675] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26675, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26672] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 26672] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26672, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26676 attached
, child_tidptr=0x555556efc5d0) = 26676
[pid 26676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26676] setpgid(0, 0)               = 0
[pid 26676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26676] write(3, "1000", 4)         = 4
[pid 26676] close(3)                    = 0
[pid 26676] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26676] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.428619][T26668] vhci_hcd vhci_hcd.0: port 0 already used
[  211.466306][T26672] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26676] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26676] close(5)                    = 0
[pid 26676] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26679 attached
) = 26679
[pid 26676] tkill(26679, SIGSTOP)       = 0
[pid 26679] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26676, si_uid=65534} ---
[pid 26676] exit_group(0 <unfinished ...>
[pid 26679] --- stopped by SIGSTOP ---
[pid 26676] <... exit_group resumed>)   = ?
[pid 26676] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26679, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26680 attached
, child_tidptr=0x555556efc5d0) = 26680
[pid 26680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26680] setpgid(0, 0)               = 0
[pid 26680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26680] write(3, "1000", 4)         = 4
[pid 26680] close(3)                    = 0
[pid 26680] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26680] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.504679][T26676] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26680] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26680] close(5)                    = 0
[pid 26680] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26683 attached
) = 26683
[pid 26680] tkill(26683, SIGSTOP)       = 0
[pid 26683] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26680, si_uid=65534} ---
[pid 26680] exit_group(0 <unfinished ...>
[pid 26683] --- stopped by SIGSTOP ---
[pid 26680] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26683, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 26680] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26680, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26684 attached
, child_tidptr=0x555556efc5d0) = 26684
[pid 26684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26684] setpgid(0, 0)               = 0
[pid 26684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26684] write(3, "1000", 4)         = 4
[pid 26684] close(3)                    = 0
[pid 26684] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26684] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26684] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26684] close(5)                    = 0
[pid 26684] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26687 attached
) = 26687
[pid 26684] tkill(26687, SIGSTOP)       = 0
[pid 26687] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26684, si_uid=65534} ---
[pid 26684] exit_group(0 <unfinished ...>
[pid 26687] --- stopped by SIGSTOP ---
[pid 26684] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26687, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26684] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26684, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26688 attached
, child_tidptr=0x555556efc5d0) = 26688
[pid 26688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26688] setpgid(0, 0)               = 0
[pid 26688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26688] write(3, "1000", 4)         = 4
[pid 26688] close(3)                    = 0
[pid 26688] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26688] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.549775][T26680] vhci_hcd vhci_hcd.0: port 0 already used
[  211.588822][T26684] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26688] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26688] close(5)                    = 0
[pid 26688] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26691 attached
) = 26691
[pid 26688] tkill(26691, SIGSTOP)       = 0
[pid 26688] exit_group(0 <unfinished ...>
[pid 26691] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26688, si_uid=65534} ---
[pid 26688] <... exit_group resumed>)   = ?
[pid 26691] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26691, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26688] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26688, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26692 attached
, child_tidptr=0x555556efc5d0) = 26692
[pid 26692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26692] setpgid(0, 0)               = 0
[pid 26692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26692] write(3, "1000", 4)         = 4
[pid 26692] close(3)                    = 0
[pid 26692] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26692] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.630474][T26688] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26692] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26692] close(5)                    = 0
[pid 26692] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26695 attached
) = 26695
[pid 26692] tkill(26695, SIGSTOP)       = 0
[pid 26692] exit_group(0 <unfinished ...>
[pid 26695] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26692, si_uid=65534} ---
[pid 26692] <... exit_group resumed>)   = ?
[pid 26695] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26695, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26692] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26692, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26696 attached
, child_tidptr=0x555556efc5d0) = 26696
[pid 26696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26696] setpgid(0, 0)               = 0
[pid 26696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26696] write(3, "1000", 4)         = 4
[pid 26696] close(3)                    = 0
[pid 26696] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26696] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.672820][T26692] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26696] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26696] close(5)                    = 0
[pid 26696] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26699 attached
) = 26699
[pid 26696] tkill(26699, SIGSTOP)       = 0
[pid 26699] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26696, si_uid=65534} ---
[pid 26696] exit_group(0 <unfinished ...>
[pid 26699] --- stopped by SIGSTOP ---
[pid 26696] <... exit_group resumed>)   = ?
[pid 26696] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26699, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26700 attached
, child_tidptr=0x555556efc5d0) = 26700
[pid 26700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26700] setpgid(0, 0)               = 0
[pid 26700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26700] write(3, "1000", 4)         = 4
[pid 26700] close(3)                    = 0
[pid 26700] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26700] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.716970][T26696] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26700] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26700] close(5)                    = 0
[pid 26700] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26703 attached
) = 26703
[pid 26700] tkill(26703, SIGSTOP)       = 0
[pid 26700] exit_group(0 <unfinished ...>
[pid 26703] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26700, si_uid=65534} ---
[pid 26700] <... exit_group resumed>)   = ?
[pid 26703] --- stopped by SIGSTOP ---
[pid 26700] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26703, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26704 attached
, child_tidptr=0x555556efc5d0) = 26704
[pid 26704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26704] setpgid(0, 0)               = 0
[pid 26704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26704] write(3, "1000", 4)         = 4
[pid 26704] close(3)                    = 0
[pid 26704] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26704] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.760980][T26700] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26704] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26704] close(5)                    = 0
[pid 26704] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26707 attached
) = 26707
[pid 26704] tkill(26707, SIGSTOP)       = 0
[pid 26707] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26704, si_uid=65534} ---
[pid 26704] exit_group(0 <unfinished ...>
[pid 26707] --- stopped by SIGSTOP ---
[pid 26704] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26707, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26704] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26704, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26708 attached
, child_tidptr=0x555556efc5d0) = 26708
[pid 26708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26708] setpgid(0, 0)               = 0
[pid 26708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26708] write(3, "1000", 4)         = 4
[pid 26708] close(3)                    = 0
[pid 26708] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26708] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.805948][T26704] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26708] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26708] close(5)                    = 0
[pid 26708] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26711 attached
) = 26711
[pid 26708] tkill(26711, SIGSTOP)       = 0
[pid 26711] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26708, si_uid=65534} ---
[pid 26708] exit_group(0 <unfinished ...>
[pid 26711] --- stopped by SIGSTOP ---
[pid 26708] <... exit_group resumed>)   = ?
[pid 26708] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26711, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26712 attached
, child_tidptr=0x555556efc5d0) = 26712
[pid 26712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26712] setpgid(0, 0)               = 0
[pid 26712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26712] write(3, "1000", 4)         = 4
[pid 26712] close(3)                    = 0
[pid 26712] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26712] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.847604][T26708] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26712] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26712] close(5)                    = 0
[pid 26712] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26715 attached
) = 26715
[pid 26712] tkill(26715, SIGSTOP)       = 0
[pid 26715] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26712, si_uid=65534} ---
[pid 26712] exit_group(0 <unfinished ...>
[pid 26715] --- stopped by SIGSTOP ---
[pid 26712] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26715, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26712] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26712, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26716 attached
, child_tidptr=0x555556efc5d0) = 26716
[pid 26716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26716] setpgid(0, 0)               = 0
[pid 26716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26716] write(3, "1000", 4)         = 4
[pid 26716] close(3)                    = 0
[pid 26716] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26716] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.893234][T26712] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26716] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26716] close(5)                    = 0
[pid 26716] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26719 attached
) = 26719
[pid 26716] tkill(26719, SIGSTOP)       = 0
[pid 26716] exit_group(0 <unfinished ...>
[pid 26719] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26716, si_uid=65534} ---
[pid 26716] <... exit_group resumed>)   = ?
[pid 26719] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26719, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26716] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26716, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26720 attached
, child_tidptr=0x555556efc5d0) = 26720
[pid 26720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26720] setpgid(0, 0)               = 0
[pid 26720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26720] write(3, "1000", 4)         = 4
[pid 26720] close(3)                    = 0
[pid 26720] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26720] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.935769][T26716] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26720] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26720] close(5)                    = 0
[pid 26720] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26723 attached
) = 26723
[pid 26720] tkill(26723, SIGSTOP)       = 0
[pid 26720] exit_group(0 <unfinished ...>
[pid 26723] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26720, si_uid=65534} ---
[pid 26720] <... exit_group resumed>)   = ?
[pid 26723] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26723, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26720] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26720, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26724 attached
, child_tidptr=0x555556efc5d0) = 26724
[pid 26724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26724] setpgid(0, 0)               = 0
[pid 26724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26724] write(3, "1000", 4)         = 4
[pid 26724] close(3)                    = 0
[pid 26724] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26724] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  211.977675][T26720] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26724] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26724] close(5)                    = 0
[pid 26724] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26727 attached
) = 26727
[pid 26724] tkill(26727, SIGSTOP)       = 0
[pid 26724] exit_group(0 <unfinished ...>
[pid 26727] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26724, si_uid=65534} ---
[pid 26724] <... exit_group resumed>)   = ?
[pid 26727] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26727, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26724] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26724, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26728 attached
, child_tidptr=0x555556efc5d0) = 26728
[pid 26728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26728] setpgid(0, 0)               = 0
[pid 26728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26728] write(3, "1000", 4)         = 4
[pid 26728] close(3)                    = 0
[pid 26728] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26728] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.021228][T26724] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26728] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26728] close(5)                    = 0
[pid 26728] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26731 attached
) = 26731
[pid 26728] tkill(26731, SIGSTOP)       = 0
[pid 26731] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26728, si_uid=65534} ---
[pid 26728] exit_group(0 <unfinished ...>
[pid 26731] --- stopped by SIGSTOP ---
[pid 26728] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26731, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26728] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26728, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26732 attached
, child_tidptr=0x555556efc5d0) = 26732
[pid 26732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26732] setpgid(0, 0)               = 0
[pid 26732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26732] write(3, "1000", 4)         = 4
[pid 26732] close(3)                    = 0
[pid 26732] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26732] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.065897][T26728] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26732] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26732] close(5)                    = 0
[pid 26732] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26735 attached
) = 26735
[pid 26732] tkill(26735, SIGSTOP)       = 0
[pid 26732] exit_group(0 <unfinished ...>
[pid 26735] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26732, si_uid=65534} ---
[pid 26732] <... exit_group resumed>)   = ?
[pid 26735] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26735, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26732] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26732, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26736 attached
, child_tidptr=0x555556efc5d0) = 26736
[pid 26736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26736] setpgid(0, 0)               = 0
[pid 26736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26736] write(3, "1000", 4)         = 4
[pid 26736] close(3)                    = 0
[pid 26736] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26736] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.108653][T26732] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26736] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26736] close(5)                    = 0
[pid 26736] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26739 attached
) = 26739
[pid 26736] tkill(26739, SIGSTOP)       = 0
[pid 26739] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26736, si_uid=65534} ---
[pid 26736] exit_group(0)               = ?
[pid 26739] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26739, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26736] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26736, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26740 attached
, child_tidptr=0x555556efc5d0) = 26740
[pid 26740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26740] setpgid(0, 0)               = 0
[pid 26740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26740] write(3, "1000", 4)         = 4
[pid 26740] close(3)                    = 0
[pid 26740] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26740] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.152704][T26736] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26740] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26740] close(5)                    = 0
[pid 26740] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26743 attached
) = 26743
[pid 26740] tkill(26743, SIGSTOP)       = 0
[pid 26740] exit_group(0 <unfinished ...>
[pid 26743] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26740, si_uid=65534} ---
[pid 26740] <... exit_group resumed>)   = ?
[pid 26743] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26743, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26740] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26740, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26744 attached
, child_tidptr=0x555556efc5d0) = 26744
[pid 26744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26744] setpgid(0, 0)               = 0
[pid 26744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26744] write(3, "1000", 4)         = 4
[pid 26744] close(3)                    = 0
[pid 26744] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26744] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.194333][T26740] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26744] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26744] close(5)                    = 0
[pid 26744] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26747 attached
) = 26747
[pid 26744] tkill(26747, SIGSTOP)       = 0
[pid 26747] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26744, si_uid=65534} ---
[pid 26744] exit_group(0 <unfinished ...>
[pid 26747] --- stopped by SIGSTOP ---
[pid 26744] <... exit_group resumed>)   = ?
[pid 26744] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26747, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26748 attached
, child_tidptr=0x555556efc5d0) = 26748
[pid 26748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26748] setpgid(0, 0)               = 0
[pid 26748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26748] write(3, "1000", 4)         = 4
[pid 26748] close(3)                    = 0
[pid 26748] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26748] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.240396][T26744] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26748] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26748] close(5)                    = 0
[pid 26748] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26751 attached
) = 26751
[pid 26748] tkill(26751, SIGSTOP)       = 0
[pid 26751] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26748, si_uid=65534} ---
[pid 26748] exit_group(0)               = ?
[pid 26751] --- stopped by SIGSTOP ---
[pid 26748] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26751, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26752 attached
, child_tidptr=0x555556efc5d0) = 26752
[pid 26752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26752] setpgid(0, 0)               = 0
[pid 26752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26752] write(3, "1000", 4)         = 4
[pid 26752] close(3)                    = 0
[pid 26752] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26752] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.284493][T26748] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26752] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26752] close(5)                    = 0
[pid 26752] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26755 attached
) = 26755
[pid 26752] tkill(26755, SIGSTOP)       = 0
[pid 26752] exit_group(0 <unfinished ...>
[pid 26755] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26752, si_uid=65534} ---
[pid 26752] <... exit_group resumed>)   = ?
[pid 26755] --- stopped by SIGSTOP ---
[pid 26752] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26755, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26756 attached
, child_tidptr=0x555556efc5d0) = 26756
[pid 26756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26756] setpgid(0, 0)               = 0
[pid 26756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26756] write(3, "1000", 4)         = 4
[pid 26756] close(3)                    = 0
[pid 26756] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26756] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.339815][T26752] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26756] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26756] close(5)                    = 0
[pid 26756] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26759 attached
) = 26759
[pid 26756] tkill(26759, SIGSTOP)       = 0
[pid 26759] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26756, si_uid=65534} ---
[pid 26756] exit_group(0 <unfinished ...>
[pid 26759] --- stopped by SIGSTOP ---
[pid 26756] <... exit_group resumed>)   = ?
[pid 26756] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26759, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26760 attached
, child_tidptr=0x555556efc5d0) = 26760
[pid 26760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26760] setpgid(0, 0)               = 0
[pid 26760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26760] write(3, "1000", 4)         = 4
[pid 26760] close(3)                    = 0
[pid 26760] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26760] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.384252][T26756] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26760] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26760] close(5)                    = 0
[pid 26760] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26763 attached
) = 26763
[pid 26760] tkill(26763, SIGSTOP)       = 0
[pid 26763] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26760, si_uid=65534} ---
[pid 26760] exit_group(0 <unfinished ...>
[pid 26763] --- stopped by SIGSTOP ---
[pid 26760] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26763, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26760] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26760, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26764 attached
, child_tidptr=0x555556efc5d0) = 26764
[pid 26764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26764] setpgid(0, 0)               = 0
[pid 26764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26764] write(3, "1000", 4)         = 4
[pid 26764] close(3)                    = 0
[pid 26764] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26764] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.429206][T26760] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26764] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26764] close(5)                    = 0
[pid 26764] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26767 attached
) = 26767
[pid 26764] tkill(26767, SIGSTOP)       = 0
[pid 26767] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26764, si_uid=65534} ---
[pid 26764] exit_group(0 <unfinished ...>
[pid 26767] --- stopped by SIGSTOP ---
[pid 26764] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26767, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26764] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26764, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26768 attached
, child_tidptr=0x555556efc5d0) = 26768
[pid 26768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26768] setpgid(0, 0)               = 0
[pid 26768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26768] write(3, "1000", 4)         = 4
[pid 26768] close(3)                    = 0
[pid 26768] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26768] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.471783][T26764] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26768] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26768] close(5)                    = 0
[pid 26768] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26771 attached
) = 26771
[pid 26768] tkill(26771, SIGSTOP)       = 0
[pid 26768] exit_group(0 <unfinished ...>
[pid 26771] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26768, si_uid=65534} ---
[pid 26768] <... exit_group resumed>)   = ?
[pid 26771] --- stopped by SIGSTOP ---
[pid 26768] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26771, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26772 attached
, child_tidptr=0x555556efc5d0) = 26772
[pid 26772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26772] setpgid(0, 0)               = 0
[pid 26772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26772] write(3, "1000", 4)         = 4
[pid 26772] close(3)                    = 0
[pid 26772] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26772] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.515294][T26768] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26772] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26772] close(5)                    = 0
[pid 26772] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26775 attached
) = 26775
[pid 26772] tkill(26775, SIGSTOP)       = 0
[pid 26775] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26772, si_uid=65534} ---
[pid 26772] exit_group(0 <unfinished ...>
[pid 26775] --- stopped by SIGSTOP ---
[pid 26772] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26775, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26772] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26772, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26776 attached
, child_tidptr=0x555556efc5d0) = 26776
[pid 26776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26776] setpgid(0, 0)               = 0
[pid 26776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26776] write(3, "1000", 4)         = 4
[pid 26776] close(3)                    = 0
[pid 26776] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26776] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.561087][T26772] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26776] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26776] close(5)                    = 0
[pid 26776] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 26780
./strace-static-x86_64: Process 26780 attached
[pid 26776] tkill(26780, SIGSTOP)       = 0
[pid 26780] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26776, si_uid=65534} ---
[pid 26776] exit_group(0 <unfinished ...>
[pid 26780] --- stopped by SIGSTOP ---
[pid 26776] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26780, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26776] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26776, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26781 attached
, child_tidptr=0x555556efc5d0) = 26781
[pid 26781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26781] setpgid(0, 0)               = 0
[pid 26781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26781] write(3, "1000", 4)         = 4
[pid 26781] close(3)                    = 0
[pid 26781] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26781] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.602662][T26776] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26781] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26781] close(5)                    = 0
[pid 26781] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26784 attached
) = 26784
[pid 26781] tkill(26784, SIGSTOP)       = 0
[pid 26784] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26781, si_uid=65534} ---
[pid 26781] exit_group(0 <unfinished ...>
[pid 26784] --- stopped by SIGSTOP ---
[pid 26781] <... exit_group resumed>)   = ?
[pid 26781] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26784, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26785 attached
, child_tidptr=0x555556efc5d0) = 26785
[pid 26785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26785] setpgid(0, 0)               = 0
[pid 26785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26785] write(3, "1000", 4)         = 4
[pid 26785] close(3)                    = 0
[pid 26785] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26785] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.653747][T26781] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26785] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26785] close(5)                    = 0
[pid 26785] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26788 attached
) = 26788
[pid 26785] tkill(26788, SIGSTOP)       = 0
[pid 26785] exit_group(0 <unfinished ...>
[pid 26788] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26785, si_uid=65534} ---
[pid 26785] <... exit_group resumed>)   = ?
[pid 26788] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26788, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26785] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26785, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26789 attached
, child_tidptr=0x555556efc5d0) = 26789
[pid 26789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26789] setpgid(0, 0)               = 0
[pid 26789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26789] write(3, "1000", 4)         = 4
[pid 26789] close(3)                    = 0
[pid 26789] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26789] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.704146][T26785] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26789] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26789] close(5)                    = 0
[pid 26789] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26792 attached
) = 26792
[pid 26789] tkill(26792, SIGSTOP)       = 0
[pid 26792] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26789, si_uid=65534} ---
[pid 26789] exit_group(0 <unfinished ...>
[pid 26792] --- stopped by SIGSTOP ---
[pid 26789] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26792, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26789] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26789, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26793 attached
, child_tidptr=0x555556efc5d0) = 26793
[pid 26793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26793] setpgid(0, 0)               = 0
[pid 26793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26793] write(3, "1000", 4)         = 4
[pid 26793] close(3)                    = 0
[pid 26793] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26793] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.747412][T26789] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26793] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26793] close(5)                    = 0
[pid 26793] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26796 attached
) = 26796
[pid 26793] tkill(26796, SIGSTOP)       = 0
[pid 26796] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26793, si_uid=65534} ---
[pid 26793] exit_group(0 <unfinished ...>
[pid 26796] --- stopped by SIGSTOP ---
[pid 26793] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26796, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26793] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26793, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26797 attached
, child_tidptr=0x555556efc5d0) = 26797
[pid 26797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26797] setpgid(0, 0)               = 0
[pid 26797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26797] write(3, "1000", 4)         = 4
[pid 26797] close(3)                    = 0
[pid 26797] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26797] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.790849][T26793] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26797] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26797] close(5)                    = 0
[pid 26797] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26800 attached
) = 26800
[pid 26797] tkill(26800, SIGSTOP)       = 0
[pid 26800] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26797, si_uid=65534} ---
[pid 26797] exit_group(0)               = ?
[pid 26800] --- stopped by SIGSTOP ---
[pid 26797] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26800, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26801 attached
, child_tidptr=0x555556efc5d0) = 26801
[pid 26801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26801] setpgid(0, 0)               = 0
[pid 26801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26801] write(3, "1000", 4)         = 4
[pid 26801] close(3)                    = 0
[pid 26801] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26801] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.836443][T26797] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26801] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26801] close(5)                    = 0
[pid 26801] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26804 attached
) = 26804
[pid 26801] tkill(26804, SIGSTOP)       = 0
[pid 26804] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26801, si_uid=65534} ---
[pid 26801] exit_group(0 <unfinished ...>
[pid 26804] --- stopped by SIGSTOP ---
[pid 26801] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26804, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26801] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26801, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26805 attached
, child_tidptr=0x555556efc5d0) = 26805
[pid 26805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26805] setpgid(0, 0)               = 0
[pid 26805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26805] write(3, "1000", 4)         = 4
[pid 26805] close(3)                    = 0
[pid 26805] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26805] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26805] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26805] close(5)                    = 0
[pid 26805] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26808 attached
) = 26808
[pid 26805] tkill(26808, SIGSTOP)       = 0
[pid 26808] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26805, si_uid=65534} ---
[pid 26805] exit_group(0 <unfinished ...>
[pid 26808] --- stopped by SIGSTOP ---
[pid 26805] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26808, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26805] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26805, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26809 attached
, child_tidptr=0x555556efc5d0) = 26809
[pid 26809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26809] setpgid(0, 0)               = 0
[pid 26809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26809] write(3, "1000", 4)         = 4
[pid 26809] close(3)                    = 0
[pid 26809] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26809] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.882727][T26801] vhci_hcd vhci_hcd.0: port 0 already used
[  212.920813][T26805] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26809] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26809] close(5)                    = 0
[pid 26809] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26812 attached
) = 26812
[pid 26809] tkill(26812, SIGSTOP)       = 0
[pid 26812] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26809, si_uid=65534} ---
[pid 26809] exit_group(0)               = ?
[pid 26812] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26812, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26809] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26809, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26813 attached
, child_tidptr=0x555556efc5d0) = 26813
[pid 26813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26813] setpgid(0, 0)               = 0
[pid 26813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26813] write(3, "1000", 4)         = 4
[pid 26813] close(3)                    = 0
[pid 26813] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26813] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  212.961165][T26809] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26813] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26813] close(5)                    = 0
[pid 26813] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26816 attached
) = 26816
[pid 26813] tkill(26816, SIGSTOP)       = 0
[pid 26816] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26813, si_uid=65534} ---
[pid 26813] exit_group(0 <unfinished ...>
[pid 26816] --- stopped by SIGSTOP ---
[pid 26813] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26816, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26813] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26813, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26817 attached
, child_tidptr=0x555556efc5d0) = 26817
[pid 26817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26817] setpgid(0, 0)               = 0
[pid 26817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26817] write(3, "1000", 4)         = 4
[pid 26817] close(3)                    = 0
[pid 26817] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26817] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.005315][T26813] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26817] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26817] close(5)                    = 0
[pid 26817] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26820 attached
) = 26820
[pid 26817] tkill(26820, SIGSTOP)       = 0
[pid 26817] exit_group(0)               = ?
[pid 26820] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26817, si_uid=65534} ---
[pid 26817] +++ exited with 0 +++
[pid 26820] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26817, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26821 attached
, child_tidptr=0x555556efc5d0) = 26821
[pid 26821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26821] setpgid(0, 0)               = 0
[pid 26821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26821] write(3, "1000", 4)         = 4
[pid 26821] close(3)                    = 0
[pid 26821] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26821] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.046480][T26817] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26821] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26821] close(5)                    = 0
[pid 26821] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26824 attached
) = 26824
[pid 26821] tkill(26824, SIGSTOP)       = 0
[pid 26824] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26821, si_uid=65534} ---
[pid 26821] exit_group(0 <unfinished ...>
[pid 26824] --- stopped by SIGSTOP ---
[pid 26821] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26824, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26821] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26821, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26825 attached
, child_tidptr=0x555556efc5d0) = 26825
[pid 26825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26825] setpgid(0, 0)               = 0
[pid 26825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26825] write(3, "1000", 4)         = 4
[pid 26825] close(3)                    = 0
[pid 26825] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26825] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.089200][T26821] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26825] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26825] close(5)                    = 0
[pid 26825] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26828 attached
) = 26828
[pid 26825] tkill(26828, SIGSTOP)       = 0
[pid 26825] exit_group(0 <unfinished ...>
[pid 26828] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26825, si_uid=65534} ---
[pid 26825] <... exit_group resumed>)   = ?
[pid 26828] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26828, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26825] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26825, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26829 attached
, child_tidptr=0x555556efc5d0) = 26829
[pid 26829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26829] setpgid(0, 0)               = 0
[pid 26829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26829] write(3, "1000", 4)         = 4
[pid 26829] close(3)                    = 0
[pid 26829] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26829] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26829] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26829] close(5)                    = 0
[pid 26829] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26832 attached
) = 26832
[pid 26829] tkill(26832, SIGSTOP)       = 0
[pid 26832] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26829, si_uid=65534} ---
[pid 26829] exit_group(0)               = ?
[pid 26832] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26832, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26829] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26829, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26833 attached
, child_tidptr=0x555556efc5d0) = 26833
[pid 26833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26833] setpgid(0, 0)               = 0
[pid 26833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26833] write(3, "1000", 4)         = 4
[pid 26833] close(3)                    = 0
[pid 26833] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26833] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.147418][T26825] vhci_hcd vhci_hcd.0: port 0 already used
[  213.186747][T26829] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26833] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26833] close(5)                    = 0
[pid 26833] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26836 attached
) = 26836
[pid 26833] tkill(26836, SIGSTOP)       = 0
[pid 26836] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26833, si_uid=65534} ---
[pid 26833] exit_group(0)               = ?
[pid 26836] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26836, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26833] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26833, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26837 attached
, child_tidptr=0x555556efc5d0) = 26837
[pid 26837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26837] setpgid(0, 0)               = 0
[pid 26837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26837] write(3, "1000", 4)         = 4
[pid 26837] close(3)                    = 0
[pid 26837] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26837] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.228854][T26833] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26837] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26837] close(5)                    = 0
[pid 26837] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26840 attached
) = 26840
[pid 26837] tkill(26840, SIGSTOP)       = 0
[pid 26840] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26837, si_uid=65534} ---
[pid 26837] exit_group(0 <unfinished ...>
[pid 26840] --- stopped by SIGSTOP ---
[pid 26837] <... exit_group resumed>)   = ?
[pid 26837] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26840, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26841 attached
, child_tidptr=0x555556efc5d0) = 26841
[pid 26841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26841] setpgid(0, 0)               = 0
[pid 26841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26841] write(3, "1000", 4)         = 4
[pid 26841] close(3)                    = 0
[pid 26841] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26841] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.272137][T26837] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26841] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26841] close(5)                    = 0
[pid 26841] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26844 attached
) = 26844
[pid 26841] tkill(26844, SIGSTOP)       = 0
[pid 26844] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26841, si_uid=65534} ---
[pid 26841] exit_group(0 <unfinished ...>
[pid 26844] --- stopped by SIGSTOP ---
[pid 26841] <... exit_group resumed>)   = ?
[pid 26841] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26844, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26845 attached
, child_tidptr=0x555556efc5d0) = 26845
[pid 26845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26845] setpgid(0, 0)               = 0
[pid 26845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26845] write(3, "1000", 4)         = 4
[pid 26845] close(3)                    = 0
[pid 26845] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26845] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.317212][T26841] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26845] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26845] close(5)                    = 0
[pid 26845] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26848 attached
) = 26848
[pid 26845] tkill(26848, SIGSTOP)       = 0
[pid 26848] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26845, si_uid=65534} ---
[pid 26845] exit_group(0)               = ?
[pid 26848] --- stopped by SIGSTOP ---
[pid 26845] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26848, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26849 attached
, child_tidptr=0x555556efc5d0) = 26849
[pid 26849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26849] setpgid(0, 0)               = 0
[pid 26849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26849] write(3, "1000", 4)         = 4
[pid 26849] close(3)                    = 0
[pid 26849] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26849] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.361903][T26845] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26849] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26849] close(5)                    = 0
[pid 26849] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26853 attached
) = 26853
[pid 26849] tkill(26853, SIGSTOP)       = 0
[pid 26853] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26849, si_uid=65534} ---
[pid 26849] exit_group(0 <unfinished ...>
[pid 26853] --- stopped by SIGSTOP ---
[pid 26849] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26853, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26849] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26849, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26854 attached
, child_tidptr=0x555556efc5d0) = 26854
[pid 26854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26854] setpgid(0, 0)               = 0
[pid 26854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26854] write(3, "1000", 4)         = 4
[pid 26854] close(3)                    = 0
[pid 26854] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26854] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.411746][T26849] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26854] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26854] close(5)                    = 0
[pid 26854] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26857 attached
) = 26857
[pid 26854] tkill(26857, SIGSTOP)       = 0
[pid 26854] exit_group(0 <unfinished ...>
[pid 26857] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26854, si_uid=65534} ---
[pid 26854] <... exit_group resumed>)   = ?
[pid 26857] --- stopped by SIGSTOP ---
[pid 26854] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26857, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26858 attached
, child_tidptr=0x555556efc5d0) = 26858
[pid 26858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26858] setpgid(0, 0)               = 0
[pid 26858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26858] write(3, "1000", 4)         = 4
[pid 26858] close(3)                    = 0
[pid 26858] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26858] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.453243][T26854] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26858] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26858] close(5)                    = 0
[pid 26858] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26861 attached
) = 26861
[pid 26858] tkill(26861, SIGSTOP)       = 0
[pid 26861] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26858, si_uid=65534} ---
[pid 26858] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26861, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26861] --- stopped by SIGSTOP ---
[pid 26858] <... exit_group resumed>)   = ?
[pid 26858] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26858, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26862 attached
, child_tidptr=0x555556efc5d0) = 26862
[pid 26862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26862] setpgid(0, 0)               = 0
[pid 26862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26862] write(3, "1000", 4)         = 4
[pid 26862] close(3)                    = 0
[pid 26862] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26862] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.497559][T26858] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26862] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26862] close(5)                    = 0
[pid 26862] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26865 attached
) = 26865
[pid 26862] tkill(26865, SIGSTOP)       = 0
[pid 26865] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26862, si_uid=65534} ---
[pid 26862] exit_group(0 <unfinished ...>
[pid 26865] --- stopped by SIGSTOP ---
[pid 26862] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26865, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26862] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26862, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26866 attached
, child_tidptr=0x555556efc5d0) = 26866
[pid 26866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26866] setpgid(0, 0)               = 0
[pid 26866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26866] write(3, "1000", 4)         = 4
[pid 26866] close(3)                    = 0
[pid 26866] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26866] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.540614][T26862] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26866] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26866] close(5)                    = 0
[pid 26866] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26869 attached
) = 26869
[pid 26866] tkill(26869, SIGSTOP)       = 0
[pid 26869] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26866, si_uid=65534} ---
[pid 26866] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26869, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26869] --- stopped by SIGSTOP ---
[pid 26866] <... exit_group resumed>)   = ?
[pid 26866] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26866, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26870 attached
, child_tidptr=0x555556efc5d0) = 26870
[pid 26870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26870] setpgid(0, 0)               = 0
[pid 26870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26870] write(3, "1000", 4)         = 4
[pid 26870] close(3)                    = 0
[pid 26870] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26870] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.586687][T26866] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26870] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26870] close(5)                    = 0
[pid 26870] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26873 attached
) = 26873
[pid 26870] tkill(26873, SIGSTOP)       = 0
[pid 26870] exit_group(0 <unfinished ...>
[pid 26873] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26870, si_uid=65534} ---
[pid 26870] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26873, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26873] --- stopped by SIGSTOP ---
[pid 26870] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26870, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26874 attached
, child_tidptr=0x555556efc5d0) = 26874
[pid 26874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26874] setpgid(0, 0)               = 0
[pid 26874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26874] write(3, "1000", 4)         = 4
[pid 26874] close(3)                    = 0
[pid 26874] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26874] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.628907][T26870] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26874] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26874] close(5)                    = 0
[pid 26874] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26877 attached
) = 26877
[pid 26874] tkill(26877, SIGSTOP)       = 0
[pid 26877] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26874, si_uid=65534} ---
[pid 26874] exit_group(0 <unfinished ...>
[pid 26877] --- stopped by SIGSTOP ---
[pid 26874] <... exit_group resumed>)   = ?
[pid 26874] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26877, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26878 attached
, child_tidptr=0x555556efc5d0) = 26878
[pid 26878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26878] setpgid(0, 0)               = 0
[pid 26878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26878] write(3, "1000", 4)         = 4
[pid 26878] close(3)                    = 0
[pid 26878] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26878] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.669969][T26874] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26878] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26878] close(5)                    = 0
[pid 26878] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26881 attached
) = 26881
[pid 26878] tkill(26881, SIGSTOP)       = 0
[pid 26881] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26878, si_uid=65534} ---
[pid 26878] exit_group(0 <unfinished ...>
[pid 26881] --- stopped by SIGSTOP ---
[pid 26878] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26881, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26878] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26878, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26882 attached
, child_tidptr=0x555556efc5d0) = 26882
[pid 26882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26882] setpgid(0, 0)               = 0
[pid 26882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26882] write(3, "1000", 4)         = 4
[pid 26882] close(3)                    = 0
[pid 26882] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26882] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.711557][T26878] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26882] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26882] close(5)                    = 0
[pid 26882] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26885 attached
) = 26885
[pid 26882] tkill(26885, SIGSTOP)       = 0
[pid 26885] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26882, si_uid=65534} ---
[pid 26882] exit_group(0 <unfinished ...>
[pid 26885] --- stopped by SIGSTOP ---
[pid 26882] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26885, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26882] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26882, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26886 attached
, child_tidptr=0x555556efc5d0) = 26886
[pid 26886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26886] setpgid(0, 0)               = 0
[pid 26886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26886] write(3, "1000", 4)         = 4
[pid 26886] close(3)                    = 0
[pid 26886] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26886] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.755058][T26882] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26886] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26886] close(5)                    = 0
[pid 26886] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26889 attached
) = 26889
[pid 26886] tkill(26889, SIGSTOP)       = 0
[pid 26889] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26886, si_uid=65534} ---
[pid 26886] exit_group(0 <unfinished ...>
[pid 26889] --- stopped by SIGSTOP ---
[pid 26886] <... exit_group resumed>)   = ?
[pid 26886] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26889, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26890 attached
, child_tidptr=0x555556efc5d0) = 26890
[pid 26890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26890] setpgid(0, 0)               = 0
[pid 26890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26890] write(3, "1000", 4)         = 4
[pid 26890] close(3)                    = 0
[pid 26890] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26890] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.799582][T26886] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26890] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26890] close(5)                    = 0
[pid 26890] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26893 attached
) = 26893
[pid 26890] tkill(26893, SIGSTOP)       = 0
[pid 26893] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26890, si_uid=65534} ---
[pid 26890] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26893, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26893] --- stopped by SIGSTOP ---
[pid 26890] <... exit_group resumed>)   = ?
[pid 26890] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26890, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26894 attached
, child_tidptr=0x555556efc5d0) = 26894
[pid 26894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26894] setpgid(0, 0)               = 0
[pid 26894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26894] write(3, "1000", 4)         = 4
[pid 26894] close(3)                    = 0
[pid 26894] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26894] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.844507][T26890] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26894] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26894] close(5)                    = 0
[pid 26894] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26897 attached
) = 26897
[pid 26894] tkill(26897, SIGSTOP)       = 0
[pid 26894] exit_group(0 <unfinished ...>
[pid 26897] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26894, si_uid=65534} ---
[pid 26894] <... exit_group resumed>)   = ?
[pid 26897] --- stopped by SIGSTOP ---
[pid 26894] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26897, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26898 attached
, child_tidptr=0x555556efc5d0) = 26898
[pid 26898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26898] setpgid(0, 0)               = 0
[pid 26898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26898] write(3, "1000", 4)         = 4
[pid 26898] close(3)                    = 0
[pid 26898] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26898] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.885174][T26894] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26898] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26898] close(5)                    = 0
[pid 26898] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26901 attached
) = 26901
[pid 26898] tkill(26901, SIGSTOP)       = 0
[pid 26901] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26898, si_uid=65534} ---
[pid 26898] exit_group(0 <unfinished ...>
[pid 26901] --- stopped by SIGSTOP ---
[pid 26898] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26901, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26898] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26898, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26902 attached
, child_tidptr=0x555556efc5d0) = 26902
[pid 26902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26902] setpgid(0, 0)               = 0
[pid 26902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26902] write(3, "1000", 4)         = 4
[pid 26902] close(3)                    = 0
[pid 26902] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26902] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26902] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26902] close(5)                    = 0
[pid 26902] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26905 attached
) = 26905
[pid 26902] tkill(26905, SIGSTOP)       = 0
[pid 26902] exit_group(0 <unfinished ...>
[pid 26905] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26902, si_uid=65534} ---
[pid 26902] <... exit_group resumed>)   = ?
[pid 26905] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26905, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26902] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26902, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26906 attached
, child_tidptr=0x555556efc5d0) = 26906
[pid 26906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26906] setpgid(0, 0)               = 0
[pid 26906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26906] write(3, "1000", 4)         = 4
[pid 26906] close(3)                    = 0
[pid 26906] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26906] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  213.927726][T26898] vhci_hcd vhci_hcd.0: port 0 already used
[  213.967397][T26902] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26906] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26906] close(5)                    = 0
[pid 26906] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26909 attached
) = 26909
[pid 26906] tkill(26909, SIGSTOP)       = 0
[pid 26909] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26906, si_uid=65534} ---
[pid 26906] exit_group(0)               = ?
[pid 26909] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26909, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26906] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26906, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26910 attached
, child_tidptr=0x555556efc5d0) = 26910
[pid 26910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26910] setpgid(0, 0)               = 0
[pid 26910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26910] write(3, "1000", 4)         = 4
[pid 26910] close(3)                    = 0
[pid 26910] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26910] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.008022][T26906] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26910] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26910] close(5)                    = 0
[pid 26910] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26913 attached
) = 26913
[pid 26910] tkill(26913, SIGSTOP)       = 0
[pid 26913] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26910, si_uid=65534} ---
[pid 26910] exit_group(0 <unfinished ...>
[pid 26913] --- stopped by SIGSTOP ---
[pid 26910] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26913, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26910] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26910, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26914 attached
, child_tidptr=0x555556efc5d0) = 26914
[pid 26914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26914] setpgid(0, 0)               = 0
[pid 26914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26914] write(3, "1000", 4)         = 4
[pid 26914] close(3)                    = 0
[pid 26914] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26914] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.050800][T26910] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26914] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26914] close(5)                    = 0
[pid 26914] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26917 attached
) = 26917
[pid 26914] tkill(26917, SIGSTOP)       = 0
[pid 26917] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26914, si_uid=65534} ---
[pid 26914] exit_group(0)               = ?
[pid 26914] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26914, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 26917] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26917, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26918 attached
, child_tidptr=0x555556efc5d0) = 26918
[pid 26918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26918] setpgid(0, 0)               = 0
[pid 26918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26918] write(3, "1000", 4)         = 4
[pid 26918] close(3)                    = 0
[pid 26918] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26918] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.095238][T26914] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26918] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26918] close(5)                    = 0
[pid 26918] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26921 attached
) = 26921
[pid 26918] tkill(26921, SIGSTOP)       = 0
[pid 26921] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26918, si_uid=65534} ---
[pid 26918] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26921, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26921] --- stopped by SIGSTOP ---
[pid 26918] <... exit_group resumed>)   = ?
[pid 26918] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26918, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26922 attached
, child_tidptr=0x555556efc5d0) = 26922
[pid 26922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26922] setpgid(0, 0)               = 0
[pid 26922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26922] write(3, "1000", 4)         = 4
[pid 26922] close(3)                    = 0
[pid 26922] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26922] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.144291][T26918] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26922] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26922] close(5)                    = 0
[pid 26922] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26925 attached
) = 26925
[pid 26922] tkill(26925, SIGSTOP)       = 0
[pid 26925] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26922, si_uid=65534} ---
[pid 26922] exit_group(0 <unfinished ...>
[pid 26925] --- stopped by SIGSTOP ---
[pid 26922] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26925, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26922] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26922, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26926 attached
, child_tidptr=0x555556efc5d0) = 26926
[pid 26926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26926] setpgid(0, 0)               = 0
[pid 26926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26926] write(3, "1000", 4)         = 4
[pid 26926] close(3)                    = 0
[pid 26926] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26926] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26926] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26926] close(5)                    = 0
[pid 26926] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26929 attached
) = 26929
[pid 26926] tkill(26929, SIGSTOP)       = 0
[pid 26929] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26926, si_uid=65534} ---
[pid 26926] exit_group(0 <unfinished ...>
[pid 26929] --- stopped by SIGSTOP ---
[pid 26926] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26929, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26926] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26926, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26930 attached
, child_tidptr=0x555556efc5d0) = 26930
[pid 26930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26930] setpgid(0, 0)               = 0
[pid 26930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26930] write(3, "1000", 4)         = 4
[pid 26930] close(3)                    = 0
[pid 26930] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26930] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.189728][T26922] vhci_hcd vhci_hcd.0: port 0 already used
[  214.227720][T26926] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26930] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26930] close(5)                    = 0
[pid 26930] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26933 attached
) = 26933
[pid 26930] tkill(26933, SIGSTOP)       = 0
[pid 26933] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26930, si_uid=65534} ---
[pid 26930] exit_group(0 <unfinished ...>
[pid 26933] --- stopped by SIGSTOP ---
[pid 26930] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26933, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26930] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26930, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26934 attached
, child_tidptr=0x555556efc5d0) = 26934
[pid 26934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26934] setpgid(0, 0)               = 0
[pid 26934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26934] write(3, "1000", 4)         = 4
[pid 26934] close(3)                    = 0
[pid 26934] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26934] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.265809][T26930] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26934] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26934] close(5)                    = 0
[pid 26934] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26937 attached
) = 26937
[pid 26934] tkill(26937, SIGSTOP)       = 0
[pid 26937] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26934, si_uid=65534} ---
[pid 26934] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26937, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26937] --- stopped by SIGSTOP ---
[pid 26934] <... exit_group resumed>)   = ?
[pid 26934] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26934, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26938 attached
, child_tidptr=0x555556efc5d0) = 26938
[pid 26938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26938] setpgid(0, 0)               = 0
[pid 26938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26938] write(3, "1000", 4)         = 4
[pid 26938] close(3)                    = 0
[pid 26938] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26938] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.308211][T26934] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26938] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26938] close(5)                    = 0
[pid 26938] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26941 attached
) = 26941
[pid 26938] tkill(26941, SIGSTOP)       = 0
[pid 26941] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26938, si_uid=65534} ---
[pid 26938] exit_group(0)               = ?
[pid 26941] --- stopped by SIGSTOP ---
[pid 26938] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26941, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26942 attached
, child_tidptr=0x555556efc5d0) = 26942
[pid 26942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26942] setpgid(0, 0)               = 0
[pid 26942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26942] write(3, "1000", 4)         = 4
[pid 26942] close(3)                    = 0
[pid 26942] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26942] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.350062][T26938] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26942] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26942] close(5)                    = 0
[pid 26942] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26945 attached
) = 26945
[pid 26942] tkill(26945, SIGSTOP)       = 0
[pid 26945] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26942, si_uid=65534} ---
[pid 26942] exit_group(0 <unfinished ...>
[pid 26945] --- stopped by SIGSTOP ---
[pid 26942] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26945, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26942] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26942, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26946 attached
, child_tidptr=0x555556efc5d0) = 26946
[pid 26946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26946] setpgid(0, 0)               = 0
[pid 26946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26946] write(3, "1000", 4)         = 4
[pid 26946] close(3)                    = 0
[pid 26946] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26946] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.394135][T26942] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26946] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26946] close(5)                    = 0
[pid 26946] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26949 attached
) = 26949
[pid 26946] tkill(26949, SIGSTOP)       = 0
[pid 26949] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26946, si_uid=65534} ---
[pid 26946] exit_group(0 <unfinished ...>
[pid 26949] --- stopped by SIGSTOP ---
[pid 26946] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26949, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26946] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26946, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26950 attached
, child_tidptr=0x555556efc5d0) = 26950
[pid 26950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26950] setpgid(0, 0)               = 0
[pid 26950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26950] write(3, "1000", 4)         = 4
[pid 26950] close(3)                    = 0
[pid 26950] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26950] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26950] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26950] close(5)                    = 0
[pid 26950] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26953 attached
) = 26953
[pid 26950] tkill(26953, SIGSTOP)       = 0
[pid 26953] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26950, si_uid=65534} ---
[pid 26950] exit_group(0 <unfinished ...>
[pid 26953] --- stopped by SIGSTOP ---
[pid 26950] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26953, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26950] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26950, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26954 attached
, child_tidptr=0x555556efc5d0) = 26954
[pid 26954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26954] setpgid(0, 0)               = 0
[pid 26954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26954] write(3, "1000", 4)         = 4
[pid 26954] close(3)                    = 0
[pid 26954] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26954] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.437520][T26946] vhci_hcd vhci_hcd.0: port 0 already used
[  214.477413][T26950] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26954] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26954] close(5)                    = 0
[pid 26954] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26957 attached
) = 26957
[pid 26954] tkill(26957, SIGSTOP)       = 0
[pid 26957] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26954, si_uid=65534} ---
[pid 26954] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26957, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26957] --- stopped by SIGSTOP ---
[pid 26954] <... exit_group resumed>)   = ?
[pid 26954] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26954, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26958 attached
, child_tidptr=0x555556efc5d0) = 26958
[pid 26958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26958] setpgid(0, 0)               = 0
[pid 26958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26958] write(3, "1000", 4)         = 4
[pid 26958] close(3)                    = 0
[pid 26958] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26958] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26958] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26958] close(5)                    = 0
[pid 26958] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26961 attached
) = 26961
[pid 26958] tkill(26961, SIGSTOP)       = 0
[pid 26958] exit_group(0 <unfinished ...>
[pid 26961] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26958, si_uid=65534} ---
[pid 26958] <... exit_group resumed>)   = ?
[pid 26961] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26961, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26958] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26958, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26962 attached
, child_tidptr=0x555556efc5d0) = 26962
[pid 26962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26962] setpgid(0, 0)               = 0
[pid 26962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26962] write(3, "1000", 4)         = 4
[pid 26962] close(3)                    = 0
[pid 26962] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26962] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.516110][T26954] vhci_hcd vhci_hcd.0: port 0 already used
[  214.554788][T26958] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26962] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26962] close(5)                    = 0
[pid 26962] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26965 attached
) = 26965
[pid 26962] tkill(26965, SIGSTOP)       = 0
[pid 26965] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26962, si_uid=65534} ---
[pid 26962] exit_group(0 <unfinished ...>
[pid 26965] --- stopped by SIGSTOP ---
[pid 26962] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26965, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26962] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26962, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26966 attached
, child_tidptr=0x555556efc5d0) = 26966
[pid 26966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26966] setpgid(0, 0)               = 0
[pid 26966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26966] write(3, "1000", 4)         = 4
[pid 26966] close(3)                    = 0
[pid 26966] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26966] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.597012][T26962] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26966] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26966] close(5)                    = 0
[pid 26966] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26969 attached
) = 26969
[pid 26966] tkill(26969, SIGSTOP)       = 0
[pid 26969] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26966, si_uid=65534} ---
[pid 26966] exit_group(0 <unfinished ...>
[pid 26969] --- stopped by SIGSTOP ---
[pid 26966] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26969, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26966] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26966, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26970 attached
, child_tidptr=0x555556efc5d0) = 26970
[pid 26970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26970] setpgid(0, 0)               = 0
[pid 26970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26970] write(3, "1000", 4)         = 4
[pid 26970] close(3)                    = 0
[pid 26970] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26970] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.641697][T26966] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26970] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26970] close(5)                    = 0
[pid 26970] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26973 attached
) = 26973
[pid 26970] tkill(26973, SIGSTOP)       = 0
[pid 26973] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26970, si_uid=65534} ---
[pid 26970] exit_group(0 <unfinished ...>
[pid 26973] --- stopped by SIGSTOP ---
[pid 26970] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26973, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26970] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26970, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26974 attached
, child_tidptr=0x555556efc5d0) = 26974
[pid 26974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26974] setpgid(0, 0)               = 0
[pid 26974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26974] write(3, "1000", 4)         = 4
[pid 26974] close(3)                    = 0
[pid 26974] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26974] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.684660][T26970] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26974] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26974] close(5)                    = 0
[pid 26974] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26977 attached
) = 26977
[pid 26974] tkill(26977, SIGSTOP)       = 0
[pid 26974] exit_group(0 <unfinished ...>
[pid 26977] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26974, si_uid=65534} ---
[pid 26974] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26977, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26977] --- stopped by SIGSTOP ---
[pid 26974] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26974, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26978 attached
, child_tidptr=0x555556efc5d0) = 26978
[pid 26978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26978] setpgid(0, 0)               = 0
[pid 26978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26978] write(3, "1000", 4)         = 4
[pid 26978] close(3)                    = 0
[pid 26978] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26978] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 26978] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26978] close(5)                    = 0
[pid 26978] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26981 attached
) = 26981
[pid 26978] tkill(26981, SIGSTOP)       = 0
[pid 26981] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26978, si_uid=65534} ---
[pid 26978] exit_group(0 <unfinished ...>
[pid 26981] --- stopped by SIGSTOP ---
[pid 26978] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26981, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 26978] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26978, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26982 attached
, child_tidptr=0x555556efc5d0) = 26982
[pid 26982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26982] setpgid(0, 0)               = 0
[pid 26982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26982] write(3, "1000", 4)         = 4
[pid 26982] close(3)                    = 0
[pid 26982] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26982] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.731202][T26974] vhci_hcd vhci_hcd.0: port 0 already used
[  214.770952][T26978] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26982] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26982] close(5)                    = 0
[pid 26982] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26985 attached
) = 26985
[pid 26982] tkill(26985, SIGSTOP)       = 0
[pid 26985] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26982, si_uid=65534} ---
[pid 26982] exit_group(0 <unfinished ...>
[pid 26985] --- stopped by SIGSTOP ---
[pid 26982] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26985, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26982] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26982, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26986 attached
, child_tidptr=0x555556efc5d0) = 26986
[pid 26986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26986] setpgid(0, 0)               = 0
[pid 26986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26986] write(3, "1000", 4)         = 4
[pid 26986] close(3)                    = 0
[pid 26986] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26986] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.811701][T26982] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26986] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26986] close(5)                    = 0
[pid 26986] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26989 attached
) = 26989
[pid 26986] tkill(26989, SIGSTOP)       = 0
[pid 26989] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26986, si_uid=65534} ---
[pid 26986] exit_group(0)               = ?
[pid 26986] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26986, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 26989] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26989, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26990 attached
, child_tidptr=0x555556efc5d0) = 26990
[pid 26990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26990] setpgid(0, 0)               = 0
[pid 26990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26990] write(3, "1000", 4)         = 4
[pid 26990] close(3)                    = 0
[pid 26990] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26990] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.855132][T26986] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26990] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26990] close(5)                    = 0
[pid 26990] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26993 attached
) = 26993
[pid 26990] tkill(26993, SIGSTOP)       = 0
[pid 26993] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26990, si_uid=65534} ---
[pid 26990] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26993, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26993] --- stopped by SIGSTOP ---
[pid 26990] <... exit_group resumed>)   = ?
[pid 26990] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26990, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26994 attached
, child_tidptr=0x555556efc5d0) = 26994
[pid 26994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26994] setpgid(0, 0)               = 0
[pid 26994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26994] write(3, "1000", 4)         = 4
[pid 26994] close(3)                    = 0
[pid 26994] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26994] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.904738][T26990] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26994] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26994] close(5)                    = 0
[pid 26994] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 26997 attached
) = 26997
[pid 26994] tkill(26997, SIGSTOP)       = 0
[pid 26997] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26994, si_uid=65534} ---
[pid 26994] exit_group(0 <unfinished ...>
[pid 26997] --- stopped by SIGSTOP ---
[pid 26994] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=26997, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 26994] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26994, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 26998 attached
, child_tidptr=0x555556efc5d0) = 26998
[pid 26998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 26998] setpgid(0, 0)               = 0
[pid 26998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 26998] write(3, "1000", 4)         = 4
[pid 26998] close(3)                    = 0
[pid 26998] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 26998] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.947105][T26994] vhci_hcd vhci_hcd.0: port 0 already used
[pid 26998] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 26998] close(5)                    = 0
[pid 26998] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27001 attached
) = 27001
[pid 26998] tkill(27001, SIGSTOP)       = 0
[pid 27001] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=26998, si_uid=65534} ---
[pid 26998] exit_group(0 <unfinished ...>
[pid 27001] --- stopped by SIGSTOP ---
[pid 26998] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27001, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 26998] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26998, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27002 attached
, child_tidptr=0x555556efc5d0) = 27002
[pid 27002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27002] setpgid(0, 0)               = 0
[pid 27002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27002] write(3, "1000", 4)         = 4
[pid 27002] close(3)                    = 0
[pid 27002] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27002] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  214.988782][T26998] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27002] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27002] close(5)                    = 0
[pid 27002] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27005 attached
) = 27005
[pid 27002] tkill(27005, SIGSTOP)       = 0
[pid 27005] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27002, si_uid=65534} ---
[pid 27002] exit_group(0 <unfinished ...>
[pid 27005] --- stopped by SIGSTOP ---
[pid 27002] <... exit_group resumed>)   = ?
[pid 27002] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27005, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27006 attached
, child_tidptr=0x555556efc5d0) = 27006
[pid 27006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27006] setpgid(0, 0)               = 0
[pid 27006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27006] write(3, "1000", 4)         = 4
[pid 27006] close(3)                    = 0
[pid 27006] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27006] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.033967][T27002] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27006] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27006] close(5)                    = 0
[pid 27006] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27009 attached
) = 27009
[pid 27006] tkill(27009, SIGSTOP)       = 0
[pid 27009] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27006, si_uid=65534} ---
[pid 27006] exit_group(0 <unfinished ...>
[pid 27009] --- stopped by SIGSTOP ---
[pid 27006] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27009, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27006] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27006, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27010 attached
, child_tidptr=0x555556efc5d0) = 27010
[pid 27010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27010] setpgid(0, 0)               = 0
[pid 27010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27010] write(3, "1000", 4)         = 4
[pid 27010] close(3)                    = 0
[pid 27010] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27010] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.075751][T27006] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27010] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27010] close(5)                    = 0
[pid 27010] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27013 attached
) = 27013
[pid 27010] tkill(27013, SIGSTOP)       = 0
[pid 27013] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27010, si_uid=65534} ---
[pid 27010] exit_group(0 <unfinished ...>
[pid 27013] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27013, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27010] <... exit_group resumed>)   = ?
[pid 27010] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27010, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27014 attached
, child_tidptr=0x555556efc5d0) = 27014
[pid 27014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27014] setpgid(0, 0)               = 0
[pid 27014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27014] write(3, "1000", 4)         = 4
[pid 27014] close(3)                    = 0
[pid 27014] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27014] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.120457][T27010] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27014] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27014] close(5)                    = 0
[pid 27014] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27017 attached
) = 27017
[pid 27014] tkill(27017, SIGSTOP)       = 0
[pid 27017] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27014, si_uid=65534} ---
[pid 27014] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27017, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27017] --- stopped by SIGSTOP ---
[pid 27014] <... exit_group resumed>)   = ?
[pid 27014] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27014, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27018 attached
, child_tidptr=0x555556efc5d0) = 27018
[pid 27018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27018] setpgid(0, 0)               = 0
[pid 27018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27018] write(3, "1000", 4)         = 4
[pid 27018] close(3)                    = 0
[pid 27018] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27018] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.165512][T27014] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27018] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27018] close(5)                    = 0
[pid 27018] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27021 attached
) = 27021
[pid 27018] tkill(27021, SIGSTOP)       = 0
[pid 27021] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27018, si_uid=65534} ---
[pid 27018] exit_group(0 <unfinished ...>
[pid 27021] --- stopped by SIGSTOP ---
[pid 27018] <... exit_group resumed>)   = ?
[pid 27018] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27021, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27022 attached
, child_tidptr=0x555556efc5d0) = 27022
[pid 27022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27022] setpgid(0, 0)               = 0
[pid 27022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27022] write(3, "1000", 4)         = 4
[pid 27022] close(3)                    = 0
[pid 27022] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27022] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.210716][T27018] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27022] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27022] close(5)                    = 0
[pid 27022] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27025 attached
) = 27025
[pid 27022] tkill(27025, SIGSTOP)       = 0
[pid 27025] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27022, si_uid=65534} ---
[pid 27022] exit_group(0 <unfinished ...>
[pid 27025] --- stopped by SIGSTOP ---
[pid 27022] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27025, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27022] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27022, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27026 attached
, child_tidptr=0x555556efc5d0) = 27026
[pid 27026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27026] setpgid(0, 0)               = 0
[pid 27026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27026] write(3, "1000", 4)         = 4
[pid 27026] close(3)                    = 0
[pid 27026] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27026] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.253043][T27022] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27026] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27026] close(5)                    = 0
[pid 27026] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27029 attached
) = 27029
[pid 27026] tkill(27029, SIGSTOP)       = 0
[pid 27029] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27026, si_uid=65534} ---
[pid 27026] exit_group(0 <unfinished ...>
[pid 27029] --- stopped by SIGSTOP ---
[pid 27026] <... exit_group resumed>)   = ?
[pid 27026] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27029, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27030 attached
, child_tidptr=0x555556efc5d0) = 27030
[pid 27030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27030] setpgid(0, 0)               = 0
[pid 27030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27030] write(3, "1000", 4)         = 4
[pid 27030] close(3)                    = 0
[pid 27030] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27030] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.297301][T27026] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27030] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27030] close(5)                    = 0
[pid 27030] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27033 attached
) = 27033
[pid 27030] tkill(27033, SIGSTOP)       = 0
[pid 27033] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27030, si_uid=65534} ---
[pid 27030] exit_group(0 <unfinished ...>
[pid 27033] --- stopped by SIGSTOP ---
[pid 27030] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27033, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27030] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27030, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27034 attached
, child_tidptr=0x555556efc5d0) = 27034
[pid 27034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27034] setpgid(0, 0)               = 0
[pid 27034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27034] write(3, "1000", 4)         = 4
[pid 27034] close(3)                    = 0
[pid 27034] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27034] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.341790][T27030] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27034] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27034] close(5)                    = 0
[pid 27034] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27037 attached
) = 27037
[pid 27034] tkill(27037, SIGSTOP)       = 0
[pid 27037] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27034, si_uid=65534} ---
[pid 27034] exit_group(0)               = ?
[pid 27037] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27037, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27034] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27034, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27038 attached
, child_tidptr=0x555556efc5d0) = 27038
[pid 27038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27038] setpgid(0, 0)               = 0
[pid 27038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27038] write(3, "1000", 4)         = 4
[pid 27038] close(3)                    = 0
[pid 27038] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27038] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.384277][T27034] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27038] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27038] close(5)                    = 0
[pid 27038] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27041 attached
) = 27041
[pid 27038] tkill(27041, SIGSTOP)       = 0
[pid 27041] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27038, si_uid=65534} ---
[pid 27038] exit_group(0 <unfinished ...>
[pid 27041] --- stopped by SIGSTOP ---
[pid 27038] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27041, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27038] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27038, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27042 attached
, child_tidptr=0x555556efc5d0) = 27042
[pid 27042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27042] setpgid(0, 0)               = 0
[pid 27042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27042] write(3, "1000", 4)         = 4
[pid 27042] close(3)                    = 0
[pid 27042] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27042] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27042] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27042] close(5)                    = 0
[pid 27042] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27045 attached
) = 27045
[pid 27042] tkill(27045, SIGSTOP)       = 0
[pid 27045] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27042, si_uid=65534} ---
[pid 27042] exit_group(0 <unfinished ...>
[pid 27045] --- stopped by SIGSTOP ---
[pid 27042] <... exit_group resumed>)   = ?
[pid 27042] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27045, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27046 attached
, child_tidptr=0x555556efc5d0) = 27046
[pid 27046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27046] setpgid(0, 0)               = 0
[pid 27046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27046] write(3, "1000", 4)         = 4
[pid 27046] close(3)                    = 0
[pid 27046] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27046] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.427948][T27038] vhci_hcd vhci_hcd.0: port 0 already used
[  215.467391][T27042] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27046] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27046] close(5)                    = 0
[pid 27046] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27049 attached
) = 27049
[pid 27046] tkill(27049, SIGSTOP)       = 0
[pid 27049] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27046, si_uid=65534} ---
[pid 27046] exit_group(0)               = ?
[pid 27049] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27049, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27046] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27046, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27050 attached
, child_tidptr=0x555556efc5d0) = 27050
[pid 27050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27050] setpgid(0, 0)               = 0
[pid 27050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27050] write(3, "1000", 4)         = 4
[pid 27050] close(3)                    = 0
[pid 27050] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27050] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.508764][T27046] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27050] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27050] close(5)                    = 0
[pid 27050] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27053 attached
) = 27053
[pid 27050] tkill(27053, SIGSTOP)       = 0
[pid 27053] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27050, si_uid=65534} ---
[pid 27050] exit_group(0 <unfinished ...>
[pid 27053] --- stopped by SIGSTOP ---
[pid 27050] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27053, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27050] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27050, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27054 attached
, child_tidptr=0x555556efc5d0) = 27054
[pid 27054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27054] setpgid(0, 0)               = 0
[pid 27054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27054] write(3, "1000", 4)         = 4
[pid 27054] close(3)                    = 0
[pid 27054] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27054] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.550715][T27050] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27054] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27054] close(5)                    = 0
[pid 27054] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27057 attached
) = 27057
[pid 27054] tkill(27057, SIGSTOP)       = 0
[pid 27057] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27054, si_uid=65534} ---
[pid 27054] exit_group(0 <unfinished ...>
[pid 27057] --- stopped by SIGSTOP ---
[pid 27054] <... exit_group resumed>)   = ?
[pid 27054] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27057, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27058 attached
, child_tidptr=0x555556efc5d0) = 27058
[pid 27058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27058] setpgid(0, 0)               = 0
[pid 27058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27058] write(3, "1000", 4)         = 4
[pid 27058] close(3)                    = 0
[pid 27058] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27058] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.593758][T27054] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27058] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27058] close(5)                    = 0
[pid 27058] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27061 attached
) = 27061
[pid 27058] tkill(27061, SIGSTOP)       = 0
[pid 27061] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27058, si_uid=65534} ---
[pid 27058] exit_group(0 <unfinished ...>
[pid 27061] --- stopped by SIGSTOP ---
[pid 27058] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27061, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27058] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27058, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27062 attached
, child_tidptr=0x555556efc5d0) = 27062
[pid 27062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27062] setpgid(0, 0)               = 0
[pid 27062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27062] write(3, "1000", 4)         = 4
[pid 27062] close(3)                    = 0
[pid 27062] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27062] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.641715][T27058] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27062] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27062] close(5)                    = 0
[pid 27062] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27065 attached
) = 27065
[pid 27062] tkill(27065, SIGSTOP)       = 0
[pid 27065] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27062, si_uid=65534} ---
[pid 27062] exit_group(0 <unfinished ...>
[pid 27065] --- stopped by SIGSTOP ---
[pid 27062] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27065, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27062] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27062, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27066 attached
, child_tidptr=0x555556efc5d0) = 27066
[pid 27066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27066] setpgid(0, 0)               = 0
[pid 27066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27066] write(3, "1000", 4)         = 4
[pid 27066] close(3)                    = 0
[pid 27066] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27066] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.684747][T27062] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27066] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27066] close(5)                    = 0
[pid 27066] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27069 attached
) = 27069
[pid 27066] tkill(27069, SIGSTOP)       = 0
[pid 27069] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27066, si_uid=65534} ---
[pid 27066] exit_group(0 <unfinished ...>
[pid 27069] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27069, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27066] <... exit_group resumed>)   = ?
[pid 27066] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27066, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27070 attached
, child_tidptr=0x555556efc5d0) = 27070
[pid 27070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27070] setpgid(0, 0)               = 0
[pid 27070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27070] write(3, "1000", 4)         = 4
[pid 27070] close(3)                    = 0
[pid 27070] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27070] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.730276][T27066] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27070] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27070] close(5)                    = 0
[pid 27070] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27073 attached
) = 27073
[pid 27070] tkill(27073, SIGSTOP)       = 0
[pid 27073] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27070, si_uid=65534} ---
[pid 27070] exit_group(0 <unfinished ...>
[pid 27073] --- stopped by SIGSTOP ---
[pid 27070] <... exit_group resumed>)   = ?
[pid 27070] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27073, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27074 attached
, child_tidptr=0x555556efc5d0) = 27074
[pid 27074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27074] setpgid(0, 0)               = 0
[pid 27074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27074] write(3, "1000", 4)         = 4
[pid 27074] close(3)                    = 0
[pid 27074] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27074] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.775939][T27070] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27074] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27074] close(5)                    = 0
[pid 27074] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27077 attached
) = 27077
[pid 27074] tkill(27077, SIGSTOP)       = 0
[pid 27077] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27074, si_uid=65534} ---
[pid 27074] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27077, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27077] --- stopped by SIGSTOP ---
[pid 27074] <... exit_group resumed>)   = ?
[pid 27074] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27074, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27078 attached
, child_tidptr=0x555556efc5d0) = 27078
[pid 27078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27078] setpgid(0, 0)               = 0
[pid 27078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27078] write(3, "1000", 4)         = 4
[pid 27078] close(3)                    = 0
[pid 27078] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27078] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.819869][T27074] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27078] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27078] close(5)                    = 0
[pid 27078] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27081 attached
) = 27081
[pid 27078] tkill(27081, SIGSTOP)       = 0
[pid 27081] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27078, si_uid=65534} ---
[pid 27078] exit_group(0 <unfinished ...>
[pid 27081] --- stopped by SIGSTOP ---
[pid 27078] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27081, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27078] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27078, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27082 attached
, child_tidptr=0x555556efc5d0) = 27082
[pid 27082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27082] setpgid(0, 0)               = 0
[pid 27082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27082] write(3, "1000", 4)         = 4
[pid 27082] close(3)                    = 0
[pid 27082] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27082] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.863631][T27078] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27082] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27082] close(5)                    = 0
[pid 27082] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27085 attached
) = 27085
[pid 27082] tkill(27085, SIGSTOP)       = 0
[pid 27085] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27082, si_uid=65534} ---
[pid 27082] exit_group(0 <unfinished ...>
[pid 27085] --- stopped by SIGSTOP ---
[pid 27082] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27085, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27082] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27082, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27086 attached
, child_tidptr=0x555556efc5d0) = 27086
[pid 27086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27086] setpgid(0, 0)               = 0
[pid 27086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27086] write(3, "1000", 4)         = 4
[pid 27086] close(3)                    = 0
[pid 27086] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27086] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27086] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27086] close(5)                    = 0
[pid 27086] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27089 attached
) = 27089
[pid 27086] tkill(27089, SIGSTOP)       = 0
[pid 27089] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27086, si_uid=65534} ---
[pid 27086] exit_group(0 <unfinished ...>
[pid 27089] --- stopped by SIGSTOP ---
[pid 27086] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27089, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27086] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27086, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27090 attached
, child_tidptr=0x555556efc5d0) = 27090
[pid 27090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27090] setpgid(0, 0)               = 0
[pid 27090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27090] write(3, "1000", 4)         = 4
[pid 27090] close(3)                    = 0
[pid 27090] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27090] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.906970][T27082] vhci_hcd vhci_hcd.0: port 0 already used
[  215.945606][T27086] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27090] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27090] close(5)                    = 0
[pid 27090] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27093 attached
) = 27093
[pid 27090] tkill(27093, SIGSTOP)       = 0
[pid 27093] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27090, si_uid=65534} ---
[pid 27090] exit_group(0)               = ?
[pid 27093] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27093, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27090] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27090, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27094 attached
, child_tidptr=0x555556efc5d0) = 27094
[pid 27094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27094] setpgid(0, 0)               = 0
[pid 27094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27094] write(3, "1000", 4)         = 4
[pid 27094] close(3)                    = 0
[pid 27094] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27094] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  215.987338][T27090] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27094] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27094] close(5)                    = 0
[pid 27094] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27097 attached
) = 27097
[pid 27094] tkill(27097, SIGSTOP)       = 0
[pid 27097] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27094, si_uid=65534} ---
[pid 27094] exit_group(0)               = ?
[pid 27094] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27094, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 27097] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27097, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27098 attached
, child_tidptr=0x555556efc5d0) = 27098
[pid 27098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27098] setpgid(0, 0)               = 0
[pid 27098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27098] write(3, "1000", 4)         = 4
[pid 27098] close(3)                    = 0
[pid 27098] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27098] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.031004][T27094] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27098] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27098] close(5)                    = 0
[pid 27098] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27101 attached
) = 27101
[pid 27098] tkill(27101, SIGSTOP)       = 0
[pid 27098] exit_group(0 <unfinished ...>
[pid 27101] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27098, si_uid=65534} ---
[pid 27098] <... exit_group resumed>)   = ?
[pid 27101] --- stopped by SIGSTOP ---
[pid 27098] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27101, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27102 attached
, child_tidptr=0x555556efc5d0) = 27102
[pid 27102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27102] setpgid(0, 0)               = 0
[pid 27102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27102] write(3, "1000", 4)         = 4
[pid 27102] close(3)                    = 0
[pid 27102] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27102] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.079273][T27098] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27102] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27102] close(5)                    = 0
[pid 27102] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27105 attached
) = 27105
[pid 27102] tkill(27105, SIGSTOP)       = 0
[pid 27105] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27102, si_uid=65534} ---
[pid 27102] exit_group(0 <unfinished ...>
[pid 27105] --- stopped by SIGSTOP ---
[pid 27102] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27105, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27102] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27102, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27106 attached
, child_tidptr=0x555556efc5d0) = 27106
[pid 27106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27106] setpgid(0, 0)               = 0
[pid 27106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27106] write(3, "1000", 4)         = 4
[pid 27106] close(3)                    = 0
[pid 27106] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27106] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.129575][T27102] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27106] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27106] close(5)                    = 0
[pid 27106] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27109 attached
) = 27109
[pid 27106] tkill(27109, SIGSTOP)       = 0
[pid 27109] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27106, si_uid=65534} ---
[pid 27109] --- stopped by SIGSTOP ---
[pid 27106] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27109, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27106] <... exit_group resumed>)   = ?
[pid 27106] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27106, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27110 attached
, child_tidptr=0x555556efc5d0) = 27110
[pid 27110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27110] setpgid(0, 0)               = 0
[pid 27110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27110] write(3, "1000", 4)         = 4
[pid 27110] close(3)                    = 0
[pid 27110] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27110] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.176180][T27106] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27110] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27110] close(5)                    = 0
[pid 27110] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27113 attached
) = 27113
[pid 27110] tkill(27113, SIGSTOP)       = 0
[pid 27110] exit_group(0 <unfinished ...>
[pid 27113] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27110, si_uid=65534} ---
[pid 27113] --- stopped by SIGSTOP ---
[pid 27110] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27113, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27110] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27110, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27114 attached
, child_tidptr=0x555556efc5d0) = 27114
[pid 27114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27114] setpgid(0, 0)               = 0
[pid 27114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27114] write(3, "1000", 4)         = 4
[pid 27114] close(3)                    = 0
[pid 27114] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27114] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.224188][T27110] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27114] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27114] close(5)                    = 0
[pid 27114] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27117 attached
) = 27117
[pid 27114] tkill(27117, SIGSTOP)       = 0
[pid 27117] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27114, si_uid=65534} ---
[pid 27114] exit_group(0 <unfinished ...>
[pid 27117] --- stopped by SIGSTOP ---
[pid 27114] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27117, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27114] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27114, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27118 attached
, child_tidptr=0x555556efc5d0) = 27118
[pid 27118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27118] setpgid(0, 0)               = 0
[pid 27118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27118] write(3, "1000", 4)         = 4
[pid 27118] close(3)                    = 0
[pid 27118] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27118] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.269691][T27114] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27118] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27118] close(5)                    = 0
[pid 27118] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27121 attached
) = 27121
[pid 27118] tkill(27121, SIGSTOP)       = 0
[pid 27118] exit_group(0 <unfinished ...>
[pid 27121] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27118, si_uid=65534} ---
[pid 27118] <... exit_group resumed>)   = ?
[pid 27121] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27121, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27118] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27118, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27122 attached
, child_tidptr=0x555556efc5d0) = 27122
[pid 27122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27122] setpgid(0, 0)               = 0
[pid 27122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27122] write(3, "1000", 4)         = 4
[pid 27122] close(3)                    = 0
[pid 27122] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27122] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27122] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27122] close(5)                    = 0
[pid 27122] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27125 attached
) = 27125
[pid 27122] tkill(27125, SIGSTOP)       = 0
[pid 27122] exit_group(0 <unfinished ...>
[pid 27125] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27122, si_uid=65534} ---
[pid 27122] <... exit_group resumed>)   = ?
[pid 27125] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27125, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27122] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27122, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27126 attached
, child_tidptr=0x555556efc5d0) = 27126
[pid 27126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27126] setpgid(0, 0)               = 0
[pid 27126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27126] write(3, "1000", 4)         = 4
[pid 27126] close(3)                    = 0
[pid 27126] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27126] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.312889][T27118] vhci_hcd vhci_hcd.0: port 0 already used
[  216.353075][T27122] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27126] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27126] close(5)                    = 0
[pid 27126] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27129 attached
) = 27129
[pid 27126] tkill(27129, SIGSTOP)       = 0
[pid 27129] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27126, si_uid=65534} ---
[pid 27126] exit_group(0 <unfinished ...>
[pid 27129] --- stopped by SIGSTOP ---
[pid 27126] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27129, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27126] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27126, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27130 attached
, child_tidptr=0x555556efc5d0) = 27130
[pid 27130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27130] setpgid(0, 0)               = 0
[pid 27130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27130] write(3, "1000", 4)         = 4
[pid 27130] close(3)                    = 0
[pid 27130] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27130] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.393668][T27126] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27130] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27130] close(5)                    = 0
[pid 27130] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27133 attached
) = 27133
[pid 27130] tkill(27133, SIGSTOP)       = 0
[pid 27133] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27130, si_uid=65534} ---
[pid 27130] exit_group(0 <unfinished ...>
[pid 27133] --- stopped by SIGSTOP ---
[pid 27130] <... exit_group resumed>)   = ?
[pid 27130] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27133, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27134 attached
, child_tidptr=0x555556efc5d0) = 27134
[pid 27134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27134] setpgid(0, 0)               = 0
[pid 27134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27134] write(3, "1000", 4)         = 4
[pid 27134] close(3)                    = 0
[pid 27134] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27134] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.435839][T27130] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27134] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27134] close(5)                    = 0
[pid 27134] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27137 attached
) = 27137
[pid 27134] tkill(27137, SIGSTOP)       = 0
[pid 27137] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27134, si_uid=65534} ---
[pid 27134] exit_group(0 <unfinished ...>
[pid 27137] --- stopped by SIGSTOP ---
[pid 27134] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27137, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27134] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27134, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27138 attached
, child_tidptr=0x555556efc5d0) = 27138
[pid 27138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27138] setpgid(0, 0)               = 0
[pid 27138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27138] write(3, "1000", 4)         = 4
[pid 27138] close(3)                    = 0
[pid 27138] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27138] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.479342][T27134] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27138] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27138] close(5)                    = 0
[pid 27138] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27141 attached
) = 27141
[pid 27138] tkill(27141, SIGSTOP)       = 0
[pid 27138] exit_group(0)               = ?
[pid 27141] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27138, si_uid=65534} ---
[pid 27138] +++ exited with 0 +++
[pid 27141] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27138, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27142 attached
, child_tidptr=0x555556efc5d0) = 27142
[pid 27142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27142] setpgid(0, 0)               = 0
[pid 27142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27142] write(3, "1000", 4)         = 4
[pid 27142] close(3)                    = 0
[pid 27142] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27142] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.525419][T27138] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27142] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27142] close(5)                    = 0
[pid 27142] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27145 attached
) = 27145
[pid 27142] tkill(27145, SIGSTOP)       = 0
[pid 27145] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27142, si_uid=65534} ---
[pid 27142] exit_group(0 <unfinished ...>
[pid 27145] --- stopped by SIGSTOP ---
[pid 27142] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27145, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27142] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27142, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27146 attached
, child_tidptr=0x555556efc5d0) = 27146
[pid 27146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27146] setpgid(0, 0)               = 0
[pid 27146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27146] write(3, "1000", 4)         = 4
[pid 27146] close(3)                    = 0
[pid 27146] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27146] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.570813][T27142] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27146] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27146] close(5)                    = 0
[pid 27146] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27149 attached
) = 27149
[pid 27146] tkill(27149, SIGSTOP)       = 0
[pid 27146] exit_group(0 <unfinished ...>
[pid 27149] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27146, si_uid=65534} ---
[pid 27146] <... exit_group resumed>)   = ?
[pid 27149] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27149, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27146] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27146, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27150 attached
, child_tidptr=0x555556efc5d0) = 27150
[pid 27150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27150] setpgid(0, 0)               = 0
[pid 27150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27150] write(3, "1000", 4)         = 4
[pid 27150] close(3)                    = 0
[pid 27150] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27150] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.613772][T27146] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27150] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27150] close(5)                    = 0
[pid 27150] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27153 attached
) = 27153
[pid 27150] tkill(27153, SIGSTOP)       = 0
[pid 27150] exit_group(0 <unfinished ...>
[pid 27153] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27150, si_uid=65534} ---
[pid 27150] <... exit_group resumed>)   = ?
[pid 27153] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27153, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27150] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27150, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27154 attached
, child_tidptr=0x555556efc5d0) = 27154
[pid 27154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27154] setpgid(0, 0)               = 0
[pid 27154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27154] write(3, "1000", 4)         = 4
[pid 27154] close(3)                    = 0
[pid 27154] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27154] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.658925][T27150] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27154] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27154] close(5)                    = 0
[pid 27154] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27157 attached
) = 27157
[pid 27154] tkill(27157, SIGSTOP)       = 0
[pid 27157] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27154, si_uid=65534} ---
[pid 27154] exit_group(0)               = ?
[pid 27157] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27157, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27154] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27154, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27158 attached
, child_tidptr=0x555556efc5d0) = 27158
[pid 27158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27158] setpgid(0, 0)               = 0
[pid 27158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27158] write(3, "1000", 4)         = 4
[pid 27158] close(3)                    = 0
[pid 27158] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27158] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.703438][T27154] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27158] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27158] close(5)                    = 0
[pid 27158] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27161 attached
) = 27161
[pid 27158] tkill(27161, SIGSTOP)       = 0
[pid 27158] exit_group(0 <unfinished ...>
[pid 27161] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27158, si_uid=65534} ---
[pid 27158] <... exit_group resumed>)   = ?
[pid 27161] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27161, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27158] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27158, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27162 attached
, child_tidptr=0x555556efc5d0) = 27162
[pid 27162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27162] setpgid(0, 0)               = 0
[pid 27162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27162] write(3, "1000", 4)         = 4
[pid 27162] close(3)                    = 0
[pid 27162] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27162] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.745730][T27158] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27162] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27162] close(5)                    = 0
[pid 27162] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27165 attached
) = 27165
[pid 27162] tkill(27165, SIGSTOP)       = 0
[pid 27165] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27162, si_uid=65534} ---
[pid 27162] exit_group(0 <unfinished ...>
[pid 27165] --- stopped by SIGSTOP ---
[pid 27162] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27165, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27162] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27162, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27166 attached
, child_tidptr=0x555556efc5d0) = 27166
[pid 27166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27166] setpgid(0, 0)               = 0
[pid 27166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27166] write(3, "1000", 4)         = 4
[pid 27166] close(3)                    = 0
[pid 27166] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27166] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.787026][T27162] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27166] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27166] close(5)                    = 0
[pid 27166] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27169 attached
) = 27169
[pid 27166] tkill(27169, SIGSTOP)       = 0
[pid 27166] exit_group(0 <unfinished ...>
[pid 27169] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27166, si_uid=65534} ---
[pid 27166] <... exit_group resumed>)   = ?
[pid 27169] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27169, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27166] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27166, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27170 attached
, child_tidptr=0x555556efc5d0) = 27170
[pid 27170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27170] setpgid(0, 0)               = 0
[pid 27170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27170] write(3, "1000", 4)         = 4
[pid 27170] close(3)                    = 0
[pid 27170] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27170] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.831024][T27166] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27170] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27170] close(5)                    = 0
[pid 27170] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27173 attached
) = 27173
[pid 27170] tkill(27173, SIGSTOP)       = 0
[pid 27173] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27170, si_uid=65534} ---
[pid 27170] exit_group(0)               = ?
[pid 27173] --- stopped by SIGSTOP ---
[pid 27170] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27173, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27174 attached
, child_tidptr=0x555556efc5d0) = 27174
[pid 27174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27174] setpgid(0, 0)               = 0
[pid 27174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27174] write(3, "1000", 4)         = 4
[pid 27174] close(3)                    = 0
[pid 27174] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27174] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.874506][T27170] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27174] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27174] close(5)                    = 0
[pid 27174] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27177 attached
) = 27177
[pid 27174] tkill(27177, SIGSTOP)       = 0
[pid 27174] exit_group(0 <unfinished ...>
[pid 27177] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27174, si_uid=65534} ---
[pid 27174] <... exit_group resumed>)   = ?
[pid 27177] --- stopped by SIGSTOP ---
[pid 27174] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27177, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27178 attached
, child_tidptr=0x555556efc5d0) = 27178
[pid 27178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27178] setpgid(0, 0)               = 0
[pid 27178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27178] write(3, "1000", 4)         = 4
[pid 27178] close(3)                    = 0
[pid 27178] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27178] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.922314][T27174] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27178] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27178] close(5)                    = 0
[pid 27178] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27181 attached
) = 27181
[pid 27178] tkill(27181, SIGSTOP)       = 0
[pid 27181] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27178, si_uid=65534} ---
[pid 27178] exit_group(0)               = ?
[pid 27178] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27178, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 27181] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27181, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27182 attached
, child_tidptr=0x555556efc5d0) = 27182
[pid 27182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27182] setpgid(0, 0)               = 0
[pid 27182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27182] write(3, "1000", 4)         = 4
[pid 27182] close(3)                    = 0
[pid 27182] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27182] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  216.965886][T27178] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27182] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27182] close(5)                    = 0
[pid 27182] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27185 attached
) = 27185
[pid 27182] tkill(27185, SIGSTOP)       = 0
[pid 27182] exit_group(0)               = ?
[pid 27185] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27182, si_uid=65534} ---
[pid 27185] --- stopped by SIGSTOP ---
[pid 27182] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27185, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27186 attached
, child_tidptr=0x555556efc5d0) = 27186
[pid 27186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27186] setpgid(0, 0)               = 0
[pid 27186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27186] write(3, "1000", 4)         = 4
[pid 27186] close(3)                    = 0
[pid 27186] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27186] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.013904][T27182] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27186] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27186] close(5)                    = 0
[pid 27186] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27189 attached
) = 27189
[pid 27186] tkill(27189, SIGSTOP)       = 0
[pid 27189] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27186, si_uid=65534} ---
[pid 27186] exit_group(0)               = ?
[pid 27189] --- stopped by SIGSTOP ---
[pid 27186] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27189, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27190 attached
, child_tidptr=0x555556efc5d0) = 27190
[pid 27190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27190] setpgid(0, 0)               = 0
[pid 27190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27190] write(3, "1000", 4)         = 4
[pid 27190] close(3)                    = 0
[pid 27190] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27190] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.055722][T27186] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27190] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27190] close(5)                    = 0
[pid 27190] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27193 attached
) = 27193
[pid 27190] tkill(27193, SIGSTOP)       = 0
[pid 27193] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27190, si_uid=65534} ---
[pid 27190] exit_group(0 <unfinished ...>
[pid 27193] --- stopped by SIGSTOP ---
[pid 27190] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27193, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27190] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27190, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27194 attached
, child_tidptr=0x555556efc5d0) = 27194
[pid 27194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27194] setpgid(0, 0)               = 0
[pid 27194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27194] write(3, "1000", 4)         = 4
[pid 27194] close(3)                    = 0
[pid 27194] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27194] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.106017][T27190] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27194] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27194] close(5)                    = 0
[pid 27194] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27197 attached
) = 27197
[pid 27194] tkill(27197, SIGSTOP)       = 0
[pid 27197] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27194, si_uid=65534} ---
[pid 27194] exit_group(0 <unfinished ...>
[pid 27197] --- stopped by SIGSTOP ---
[pid 27194] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27197, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27194] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27194, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27198 attached
, child_tidptr=0x555556efc5d0) = 27198
[pid 27198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27198] setpgid(0, 0)               = 0
[pid 27198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27198] write(3, "1000", 4)         = 4
[pid 27198] close(3)                    = 0
[pid 27198] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27198] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.152258][T27194] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27198] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27198] close(5)                    = 0
[pid 27198] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27201 attached
) = 27201
[pid 27198] tkill(27201, SIGSTOP)       = 0
[pid 27198] exit_group(0 <unfinished ...>
[pid 27201] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27198, si_uid=65534} ---
[pid 27198] <... exit_group resumed>)   = ?
[pid 27201] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27201, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27198] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27198, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27202 attached
, child_tidptr=0x555556efc5d0) = 27202
[pid 27202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27202] setpgid(0, 0)               = 0
[pid 27202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27202] write(3, "1000", 4)         = 4
[pid 27202] close(3)                    = 0
[pid 27202] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27202] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.193188][T27198] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27202] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27202] close(5)                    = 0
[pid 27202] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27205 attached
) = 27205
[pid 27202] tkill(27205, SIGSTOP)       = 0
[pid 27202] exit_group(0 <unfinished ...>
[pid 27205] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27202, si_uid=65534} ---
[pid 27202] <... exit_group resumed>)   = ?
[pid 27205] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27205, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27202] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27202, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27206 attached
, child_tidptr=0x555556efc5d0) = 27206
[pid 27206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27206] setpgid(0, 0)               = 0
[pid 27206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27206] write(3, "1000", 4)         = 4
[pid 27206] close(3)                    = 0
[pid 27206] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27206] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27206] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27206] close(5)                    = 0
[pid 27206] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27209 attached
) = 27209
[pid 27206] tkill(27209, SIGSTOP)       = 0
[pid 27209] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27206, si_uid=65534} ---
[pid 27206] exit_group(0 <unfinished ...>
[pid 27209] --- stopped by SIGSTOP ---
[pid 27206] <... exit_group resumed>)   = ?
[pid 27206] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27209, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27210 attached
, child_tidptr=0x555556efc5d0) = 27210
[pid 27210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27210] setpgid(0, 0)               = 0
[pid 27210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27210] write(3, "1000", 4)         = 4
[pid 27210] close(3)                    = 0
[pid 27210] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27210] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.233888][T27202] vhci_hcd vhci_hcd.0: port 0 already used
[  217.273240][T27206] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27210] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27210] close(5)                    = 0
[pid 27210] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27213 attached
) = 27213
[pid 27210] tkill(27213, SIGSTOP)       = 0
[pid 27213] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27210, si_uid=65534} ---
[pid 27210] exit_group(0 <unfinished ...>
[pid 27213] --- stopped by SIGSTOP ---
[pid 27210] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27213, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27210] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27210, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27214 attached
, child_tidptr=0x555556efc5d0) = 27214
[pid 27214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27214] setpgid(0, 0)               = 0
[pid 27214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27214] write(3, "1000", 4)         = 4
[pid 27214] close(3)                    = 0
[pid 27214] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27214] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27214] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27214] close(5)                    = 0
[pid 27214] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27217 attached
) = 27217
[pid 27214] tkill(27217, SIGSTOP)       = 0
[pid 27217] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27214, si_uid=65534} ---
[pid 27214] exit_group(0 <unfinished ...>
[pid 27217] --- stopped by SIGSTOP ---
[pid 27214] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27217, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27214] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27214, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27218 attached
, child_tidptr=0x555556efc5d0) = 27218
[pid 27218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27218] setpgid(0, 0)               = 0
[pid 27218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27218] write(3, "1000", 4)         = 4
[pid 27218] close(3)                    = 0
[pid 27218] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27218] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.317535][T27210] vhci_hcd vhci_hcd.0: port 0 already used
[  217.356531][T27214] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27218] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27218] close(5)                    = 0
[pid 27218] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27221 attached
) = 27221
[pid 27218] tkill(27221, SIGSTOP)       = 0
[pid 27218] exit_group(0)               = ?
[pid 27221] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27218, si_uid=65534} ---
[pid 27218] +++ exited with 0 +++
[pid 27221] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27218, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27222 attached
, child_tidptr=0x555556efc5d0) = 27222
[pid 27222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27222] setpgid(0, 0)               = 0
[pid 27222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27222] write(3, "1000", 4)         = 4
[pid 27222] close(3)                    = 0
[pid 27222] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27222] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.395706][T27218] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27222] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27222] close(5)                    = 0
[pid 27222] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27225 attached
) = 27225
[pid 27222] tkill(27225, SIGSTOP)       = 0
[pid 27225] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27222, si_uid=65534} ---
[pid 27222] exit_group(0 <unfinished ...>
[pid 27225] --- stopped by SIGSTOP ---
[pid 27222] <... exit_group resumed>)   = ?
[pid 27222] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27225, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27226 attached
, child_tidptr=0x555556efc5d0) = 27226
[pid 27226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27226] setpgid(0, 0)               = 0
[pid 27226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27226] write(3, "1000", 4)         = 4
[pid 27226] close(3)                    = 0
[pid 27226] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27226] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.437164][T27222] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27226] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27226] close(5)                    = 0
[pid 27226] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27229 attached
) = 27229
[pid 27226] tkill(27229, SIGSTOP)       = 0
[pid 27229] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27226, si_uid=65534} ---
[pid 27226] exit_group(0 <unfinished ...>
[pid 27229] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27229, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27226] <... exit_group resumed>)   = ?
[pid 27226] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27226, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27230 attached
, child_tidptr=0x555556efc5d0) = 27230
[pid 27230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27230] setpgid(0, 0)               = 0
[pid 27230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27230] write(3, "1000", 4)         = 4
[pid 27230] close(3)                    = 0
[pid 27230] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27230] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.480918][T27226] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27230] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27230] close(5)                    = 0
[pid 27230] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27233 attached
) = 27233
[pid 27230] tkill(27233, SIGSTOP)       = 0
[pid 27233] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27230, si_uid=65534} ---
[pid 27230] exit_group(0 <unfinished ...>
[pid 27233] --- stopped by SIGSTOP ---
[pid 27230] <... exit_group resumed>)   = ?
[pid 27230] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27233, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27234 attached
, child_tidptr=0x555556efc5d0) = 27234
[pid 27234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27234] setpgid(0, 0)               = 0
[pid 27234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27234] write(3, "1000", 4)         = 4
[pid 27234] close(3)                    = 0
[pid 27234] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27234] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.521313][T27230] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27234] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27234] close(5)                    = 0
[pid 27234] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27237 attached
) = 27237
[pid 27234] tkill(27237, SIGSTOP)       = 0
[pid 27237] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27234, si_uid=65534} ---
[pid 27234] exit_group(0 <unfinished ...>
[pid 27237] --- stopped by SIGSTOP ---
[pid 27234] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27237, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27234] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27234, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27238 attached
, child_tidptr=0x555556efc5d0) = 27238
[pid 27238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27238] setpgid(0, 0)               = 0
[pid 27238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27238] write(3, "1000", 4)         = 4
[pid 27238] close(3)                    = 0
[pid 27238] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27238] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.567989][T27234] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27238] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27238] close(5)                    = 0
[pid 27238] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27241 attached
) = 27241
[pid 27238] tkill(27241, SIGSTOP)       = 0
[pid 27241] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27238, si_uid=65534} ---
[pid 27238] exit_group(0 <unfinished ...>
[pid 27241] --- stopped by SIGSTOP ---
[pid 27238] <... exit_group resumed>)   = ?
[pid 27238] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27241, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27242 attached
, child_tidptr=0x555556efc5d0) = 27242
[pid 27242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27242] setpgid(0, 0)               = 0
[pid 27242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27242] write(3, "1000", 4)         = 4
[pid 27242] close(3)                    = 0
[pid 27242] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27242] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.610108][T27238] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27242] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27242] close(5)                    = 0
[pid 27242] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27245 attached
) = 27245
[pid 27242] tkill(27245, SIGSTOP)       = 0
[pid 27242] exit_group(0 <unfinished ...>
[pid 27245] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27242, si_uid=65534} ---
[pid 27242] <... exit_group resumed>)   = ?
[pid 27245] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27245, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27242] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27242, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27246 attached
, child_tidptr=0x555556efc5d0) = 27246
[pid 27246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27246] setpgid(0, 0)               = 0
[pid 27246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27246] write(3, "1000", 4)         = 4
[pid 27246] close(3)                    = 0
[pid 27246] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27246] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.660915][T27242] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27246] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27246] close(5)                    = 0
[pid 27246] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27249 attached
) = 27249
[pid 27246] tkill(27249, SIGSTOP)       = 0
[pid 27246] exit_group(0)               = ?
[pid 27249] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27246, si_uid=65534} ---
[pid 27246] +++ exited with 0 +++
[pid 27249] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27246, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27250 attached
, child_tidptr=0x555556efc5d0) = 27250
[pid 27250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27250] setpgid(0, 0)               = 0
[pid 27250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27250] write(3, "1000", 4)         = 4
[pid 27250] close(3)                    = 0
[pid 27250] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27250] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.708955][T27246] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27250] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27250] close(5)                    = 0
[pid 27250] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27253 attached
) = 27253
[pid 27250] tkill(27253, SIGSTOP)       = 0
[pid 27253] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27250, si_uid=65534} ---
[pid 27250] exit_group(0 <unfinished ...>
[pid 27253] --- stopped by SIGSTOP ---
[pid 27250] <... exit_group resumed>)   = ?
[pid 27250] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27253, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27254 attached
, child_tidptr=0x555556efc5d0) = 27254
[pid 27254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27254] setpgid(0, 0)               = 0
[pid 27254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27254] write(3, "1000", 4)         = 4
[pid 27254] close(3)                    = 0
[pid 27254] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27254] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.753693][T27250] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27254] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27254] close(5)                    = 0
[pid 27254] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27257 attached
) = 27257
[pid 27254] tkill(27257, SIGSTOP)       = 0
[pid 27257] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27254, si_uid=65534} ---
[pid 27254] exit_group(0 <unfinished ...>
[pid 27257] --- stopped by SIGSTOP ---
[pid 27254] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27257, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27254] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27254, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27258 attached
, child_tidptr=0x555556efc5d0) = 27258
[pid 27258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27258] setpgid(0, 0)               = 0
[pid 27258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27258] write(3, "1000", 4)         = 4
[pid 27258] close(3)                    = 0
[pid 27258] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27258] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.799228][T27254] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27258] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27258] close(5)                    = 0
[pid 27258] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27261 attached
) = 27261
[pid 27258] tkill(27261, SIGSTOP)       = 0
[pid 27258] exit_group(0 <unfinished ...>
[pid 27261] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27258, si_uid=65534} ---
[pid 27258] <... exit_group resumed>)   = ?
[pid 27261] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27261, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27258] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27258, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27262 attached
, child_tidptr=0x555556efc5d0) = 27262
[pid 27262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27262] setpgid(0, 0)               = 0
[pid 27262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27262] write(3, "1000", 4)         = 4
[pid 27262] close(3)                    = 0
[pid 27262] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27262] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27262] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27262] close(5)                    = 0
[pid 27262] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27265 attached
) = 27265
[pid 27262] tkill(27265, SIGSTOP)       = 0
[pid 27265] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27262, si_uid=65534} ---
[pid 27262] exit_group(0)               = ?
[pid 27265] --- stopped by SIGSTOP ---
[pid 27262] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27265, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27266 attached
, child_tidptr=0x555556efc5d0) = 27266
[pid 27266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27266] setpgid(0, 0)               = 0
[pid 27266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27266] write(3, "1000", 4)         = 4
[pid 27266] close(3)                    = 0
[pid 27266] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27266] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.842542][T27258] vhci_hcd vhci_hcd.0: port 0 already used
[  217.882540][T27262] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27266] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27266] close(5)                    = 0
[pid 27266] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27269 attached
) = 27269
[pid 27266] tkill(27269, SIGSTOP)       = 0
[pid 27269] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27266, si_uid=65534} ---
[pid 27266] exit_group(0)               = ?
[pid 27269] --- stopped by SIGSTOP ---
[pid 27266] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27269, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27270 attached
, child_tidptr=0x555556efc5d0) = 27270
[pid 27270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27270] setpgid(0, 0)               = 0
[pid 27270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27270] write(3, "1000", 4)         = 4
[pid 27270] close(3)                    = 0
[pid 27270] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27270] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.923881][T27266] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27270] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27270] close(5)                    = 0
[pid 27270] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27273 attached
) = 27273
[pid 27270] tkill(27273, SIGSTOP)       = 0
[pid 27273] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27270, si_uid=65534} ---
[pid 27270] exit_group(0 <unfinished ...>
[pid 27273] --- stopped by SIGSTOP ---
[pid 27270] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27273, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27270] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27270, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27274 attached
, child_tidptr=0x555556efc5d0) = 27274
[pid 27274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27274] setpgid(0, 0)               = 0
[pid 27274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27274] write(3, "1000", 4)         = 4
[pid 27274] close(3)                    = 0
[pid 27274] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27274] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  217.967934][T27270] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27274] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27274] close(5)                    = 0
[pid 27274] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27277 attached
) = 27277
[pid 27274] tkill(27277, SIGSTOP)       = 0
[pid 27277] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27274, si_uid=65534} ---
[pid 27274] exit_group(0 <unfinished ...>
[pid 27277] --- stopped by SIGSTOP ---
[pid 27274] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27277, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27274] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27274, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27278 attached
, child_tidptr=0x555556efc5d0) = 27278
[pid 27278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27278] setpgid(0, 0)               = 0
[pid 27278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27278] write(3, "1000", 4)         = 4
[pid 27278] close(3)                    = 0
[pid 27278] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27278] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.014774][T27274] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27278] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27278] close(5)                    = 0
[pid 27278] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27281 attached
) = 27281
[pid 27278] tkill(27281, SIGSTOP)       = 0
[pid 27281] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27278, si_uid=65534} ---
[pid 27278] exit_group(0 <unfinished ...>
[pid 27281] --- stopped by SIGSTOP ---
[pid 27278] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27281, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27278] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27278, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27282 attached
, child_tidptr=0x555556efc5d0) = 27282
[pid 27282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27282] setpgid(0, 0)               = 0
[pid 27282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27282] write(3, "1000", 4)         = 4
[pid 27282] close(3)                    = 0
[pid 27282] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27282] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.055954][T27278] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27282] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27282] close(5)                    = 0
[pid 27282] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27285 attached
) = 27285
[pid 27282] tkill(27285, SIGSTOP)       = 0
[pid 27285] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27282, si_uid=65534} ---
[pid 27282] exit_group(0 <unfinished ...>
[pid 27285] --- stopped by SIGSTOP ---
[pid 27282] <... exit_group resumed>)   = ?
[pid 27282] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27285, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27286 attached
, child_tidptr=0x555556efc5d0) = 27286
[pid 27286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27286] setpgid(0, 0)               = 0
[pid 27286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27286] write(3, "1000", 4)         = 4
[pid 27286] close(3)                    = 0
[pid 27286] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  218.099864][T27282] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27286] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27286] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27286] close(5)                    = 0
[pid 27286] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27289 attached
) = 27289
[pid 27286] tkill(27289, SIGSTOP)       = 0
[pid 27289] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27286, si_uid=65534} ---
[pid 27286] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27289, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27289] --- stopped by SIGSTOP ---
[pid 27286] <... exit_group resumed>)   = ?
[pid 27286] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27286, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27290 attached
, child_tidptr=0x555556efc5d0) = 27290
[pid 27290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27290] setpgid(0, 0)               = 0
[pid 27290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27290] write(3, "1000", 4)         = 4
[pid 27290] close(3)                    = 0
[pid 27290] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27290] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.147427][T27286] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27290] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27290] close(5)                    = 0
[pid 27290] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27293 attached
) = 27293
[pid 27290] tkill(27293, SIGSTOP)       = 0
[pid 27293] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27290, si_uid=65534} ---
[pid 27290] exit_group(0 <unfinished ...>
[pid 27293] --- stopped by SIGSTOP ---
[pid 27290] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27293, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27290] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27290, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27294 attached
, child_tidptr=0x555556efc5d0) = 27294
[pid 27294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27294] setpgid(0, 0)               = 0
[pid 27294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27294] write(3, "1000", 4)         = 4
[pid 27294] close(3)                    = 0
[pid 27294] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27294] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.192243][T27290] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27294] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27294] close(5)                    = 0
[pid 27294] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27297 attached
) = 27297
[pid 27294] tkill(27297, SIGSTOP)       = 0
[pid 27297] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27294, si_uid=65534} ---
[pid 27294] exit_group(0 <unfinished ...>
[pid 27297] --- stopped by SIGSTOP ---
[pid 27294] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27297, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27294] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27294, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27298 attached
, child_tidptr=0x555556efc5d0) = 27298
[pid 27298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27298] setpgid(0, 0)               = 0
[pid 27298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27298] write(3, "1000", 4)         = 4
[pid 27298] close(3)                    = 0
[pid 27298] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27298] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.238728][T27294] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27298] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27298] close(5)                    = 0
[pid 27298] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27301 attached
) = 27301
[pid 27298] tkill(27301, SIGSTOP)       = 0
[pid 27301] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27298, si_uid=65534} ---
[pid 27298] exit_group(0)               = ?
[pid 27301] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27301, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27298] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27298, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27302 attached
, child_tidptr=0x555556efc5d0) = 27302
[pid 27302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27302] setpgid(0, 0)               = 0
[pid 27302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27302] write(3, "1000", 4)         = 4
[pid 27302] close(3)                    = 0
[pid 27302] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27302] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.280774][T27298] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27302] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27302] close(5)                    = 0
[pid 27302] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27305 attached
) = 27305
[pid 27302] tkill(27305, SIGSTOP)       = 0
[pid 27302] exit_group(0 <unfinished ...>
[pid 27305] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27302, si_uid=65534} ---
[pid 27302] <... exit_group resumed>)   = ?
[pid 27305] --- stopped by SIGSTOP ---
[pid 27302] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27305, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27306 attached
, child_tidptr=0x555556efc5d0) = 27306
[pid 27306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27306] setpgid(0, 0)               = 0
[pid 27306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27306] write(3, "1000", 4)         = 4
[pid 27306] close(3)                    = 0
[pid 27306] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27306] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.325615][T27302] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27306] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27306] close(5)                    = 0
[pid 27306] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27309 attached
) = 27309
[pid 27306] tkill(27309, SIGSTOP)       = 0
[pid 27306] exit_group(0 <unfinished ...>
[pid 27309] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27306, si_uid=65534} ---
[pid 27306] <... exit_group resumed>)   = ?
[pid 27309] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27309, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27306] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27306, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27310 attached
, child_tidptr=0x555556efc5d0) = 27310
[pid 27310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27310] setpgid(0, 0)               = 0
[pid 27310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27310] write(3, "1000", 4)         = 4
[pid 27310] close(3)                    = 0
[pid 27310] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27310] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.370574][T27306] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27310] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27310] close(5)                    = 0
[pid 27310] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27313 attached
) = 27313
[pid 27310] tkill(27313, SIGSTOP)       = 0
[pid 27310] exit_group(0 <unfinished ...>
[pid 27313] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27310, si_uid=65534} ---
[pid 27310] <... exit_group resumed>)   = ?
[pid 27313] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27313, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27310] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27310, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27314 attached
, child_tidptr=0x555556efc5d0) = 27314
[pid 27314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27314] setpgid(0, 0)               = 0
[pid 27314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27314] write(3, "1000", 4)         = 4
[pid 27314] close(3)                    = 0
[pid 27314] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27314] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.415891][T27310] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27314] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27314] close(5)                    = 0
[pid 27314] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27317 attached
) = 27317
[pid 27314] tkill(27317, SIGSTOP)       = 0
[pid 27314] exit_group(0 <unfinished ...>
[pid 27317] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27314, si_uid=65534} ---
[pid 27314] <... exit_group resumed>)   = ?
[pid 27317] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27317, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27314] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27314, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27318 attached
, child_tidptr=0x555556efc5d0) = 27318
[pid 27318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27318] setpgid(0, 0)               = 0
[pid 27318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27318] write(3, "1000", 4)         = 4
[pid 27318] close(3)                    = 0
[pid 27318] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27318] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.456099][T27314] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27318] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27318] close(5)                    = 0
[pid 27318] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27321 attached
) = 27321
[pid 27318] tkill(27321, SIGSTOP)       = 0
[pid 27321] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27318, si_uid=65534} ---
[pid 27318] exit_group(0 <unfinished ...>
[pid 27321] --- stopped by SIGSTOP ---
[pid 27318] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27321, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27318] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27318, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27322 attached
, child_tidptr=0x555556efc5d0) = 27322
[pid 27322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27322] setpgid(0, 0)               = 0
[pid 27322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27322] write(3, "1000", 4)         = 4
[pid 27322] close(3)                    = 0
[pid 27322] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27322] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27322] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27322] close(5)                    = 0
[pid 27322] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27325 attached
[  218.500092][T27318] vhci_hcd vhci_hcd.0: port 0 already used
) = 27325
[pid 27322] tkill(27325, SIGSTOP)       = 0
[pid 27325] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27322, si_uid=65534} ---
[pid 27322] exit_group(0 <unfinished ...>
[pid 27325] --- stopped by SIGSTOP ---
[pid 27322] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27325, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27322] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27322, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27326 attached
, child_tidptr=0x555556efc5d0) = 27326
[pid 27326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27326] setpgid(0, 0)               = 0
[pid 27326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27326] write(3, "1000", 4)         = 4
[pid 27326] close(3)                    = 0
[pid 27326] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27326] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.542589][T27322] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27326] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27326] close(5)                    = 0
[pid 27326] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27329 attached
) = 27329
[pid 27326] tkill(27329, SIGSTOP)       = 0
[pid 27326] exit_group(0 <unfinished ...>
[pid 27329] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27326, si_uid=65534} ---
[pid 27326] <... exit_group resumed>)   = ?
[pid 27329] --- stopped by SIGSTOP ---
[pid 27326] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27329, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27330 attached
, child_tidptr=0x555556efc5d0) = 27330
[pid 27330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27330] setpgid(0, 0)               = 0
[pid 27330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27330] write(3, "1000", 4)         = 4
[pid 27330] close(3)                    = 0
[pid 27330] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27330] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.584915][T27326] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27330] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27330] close(5)                    = 0
[pid 27330] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27333 attached
) = 27333
[pid 27330] tkill(27333, SIGSTOP)       = 0
[pid 27333] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27330, si_uid=65534} ---
[pid 27330] exit_group(0 <unfinished ...>
[pid 27333] --- stopped by SIGSTOP ---
[pid 27330] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27333, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27330] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27330, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27334 attached
, child_tidptr=0x555556efc5d0) = 27334
[pid 27334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27334] setpgid(0, 0)               = 0
[pid 27334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27334] write(3, "1000", 4)         = 4
[pid 27334] close(3)                    = 0
[pid 27334] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27334] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.630901][T27330] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27334] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27334] close(5)                    = 0
[pid 27334] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27337 attached
) = 27337
[pid 27334] tkill(27337, SIGSTOP)       = 0
[pid 27337] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27334, si_uid=65534} ---
[pid 27334] exit_group(0 <unfinished ...>
[pid 27337] --- stopped by SIGSTOP ---
[pid 27334] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27337, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 27334] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27334, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27338 attached
, child_tidptr=0x555556efc5d0) = 27338
[pid 27338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27338] setpgid(0, 0)               = 0
[pid 27338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27338] write(3, "1000", 4)         = 4
[pid 27338] close(3)                    = 0
[pid 27338] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27338] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.671917][T27334] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27338] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27338] close(5)                    = 0
[pid 27338] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27341 attached
) = 27341
[pid 27338] tkill(27341, SIGSTOP)       = 0
[pid 27341] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27338, si_uid=65534} ---
[pid 27338] exit_group(0)               = ?
[pid 27341] --- stopped by SIGSTOP ---
[pid 27338] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27341, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27342 attached
, child_tidptr=0x555556efc5d0) = 27342
[pid 27342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27342] setpgid(0, 0)               = 0
[pid 27342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27342] write(3, "1000", 4)         = 4
[pid 27342] close(3)                    = 0
[pid 27342] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27342] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.712334][T27338] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27342] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27342] close(5)                    = 0
[pid 27342] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27345 attached
) = 27345
[pid 27342] tkill(27345, SIGSTOP)       = 0
[pid 27345] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27342, si_uid=65534} ---
[pid 27342] exit_group(0 <unfinished ...>
[pid 27345] --- stopped by SIGSTOP ---
[pid 27342] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27345, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27342] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27342, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27346 attached
, child_tidptr=0x555556efc5d0) = 27346
[pid 27346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27346] setpgid(0, 0)               = 0
[pid 27346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27346] write(3, "1000", 4)         = 4
[pid 27346] close(3)                    = 0
[pid 27346] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27346] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.754571][T27342] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27346] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27346] close(5)                    = 0
[pid 27346] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27349 attached
) = 27349
[pid 27346] tkill(27349, SIGSTOP)       = 0
[pid 27349] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27346, si_uid=65534} ---
[pid 27346] exit_group(0 <unfinished ...>
[pid 27349] --- stopped by SIGSTOP ---
[pid 27346] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27349, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27346] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27346, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27350 attached
, child_tidptr=0x555556efc5d0) = 27350
[pid 27350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27350] setpgid(0, 0)               = 0
[pid 27350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27350] write(3, "1000", 4)         = 4
[pid 27350] close(3)                    = 0
[pid 27350] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27350] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.795254][T27346] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27350] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27350] close(5)                    = 0
[pid 27350] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27353 attached
) = 27353
[pid 27350] tkill(27353, SIGSTOP)       = 0
[pid 27350] exit_group(0 <unfinished ...>
[pid 27353] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27350, si_uid=65534} ---
[pid 27350] <... exit_group resumed>)   = ?
[pid 27353] --- stopped by SIGSTOP ---
[pid 27350] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27353, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27354 attached
, child_tidptr=0x555556efc5d0) = 27354
[pid 27354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27354] setpgid(0, 0)               = 0
[pid 27354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27354] write(3, "1000", 4)         = 4
[pid 27354] close(3)                    = 0
[pid 27354] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27354] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.836719][T27350] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27354] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27354] close(5)                    = 0
[pid 27354] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27357 attached
) = 27357
[pid 27354] tkill(27357, SIGSTOP)       = 0
[pid 27354] exit_group(0 <unfinished ...>
[pid 27357] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27354, si_uid=65534} ---
[pid 27354] <... exit_group resumed>)   = ?
[pid 27357] --- stopped by SIGSTOP ---
[pid 27354] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27357, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27358 attached
, child_tidptr=0x555556efc5d0) = 27358
[pid 27358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27358] setpgid(0, 0)               = 0
[pid 27358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27358] write(3, "1000", 4)         = 4
[pid 27358] close(3)                    = 0
[pid 27358] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27358] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.881913][T27354] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27358] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27358] close(5)                    = 0
[pid 27358] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27361 attached
) = 27361
[pid 27358] tkill(27361, SIGSTOP)       = 0
[pid 27361] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27358, si_uid=65534} ---
[pid 27358] exit_group(0 <unfinished ...>
[pid 27361] --- stopped by SIGSTOP ---
[pid 27358] <... exit_group resumed>)   = ?
[pid 27358] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27361, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27362 attached
, child_tidptr=0x555556efc5d0) = 27362
[pid 27362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27362] setpgid(0, 0)               = 0
[pid 27362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27362] write(3, "1000", 4)         = 4
[pid 27362] close(3)                    = 0
[pid 27362] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27362] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.926019][T27358] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27362] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27362] close(5)                    = 0
[pid 27362] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27365 attached
) = 27365
[pid 27362] tkill(27365, SIGSTOP)       = 0
[pid 27365] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27362, si_uid=65534} ---
[pid 27362] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27365, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27365] --- stopped by SIGSTOP ---
[pid 27362] <... exit_group resumed>)   = ?
[pid 27362] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27362, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27366 attached
, child_tidptr=0x555556efc5d0) = 27366
[pid 27366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27366] setpgid(0, 0)               = 0
[pid 27366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27366] write(3, "1000", 4)         = 4
[pid 27366] close(3)                    = 0
[pid 27366] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27366] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  218.970272][T27362] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27366] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27366] close(5)                    = 0
[pid 27366] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27369 attached
) = 27369
[pid 27366] tkill(27369, SIGSTOP)       = 0
[pid 27369] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27366, si_uid=65534} ---
[pid 27366] exit_group(0)               = ?
[pid 27369] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27369, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27366] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27366, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27370 attached
, child_tidptr=0x555556efc5d0) = 27370
[pid 27370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27370] setpgid(0, 0)               = 0
[pid 27370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27370] write(3, "1000", 4)         = 4
[pid 27370] close(3)                    = 0
[pid 27370] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27370] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.011123][T27366] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27370] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27370] close(5)                    = 0
[pid 27370] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27373 attached
) = 27373
[pid 27370] tkill(27373, SIGSTOP)       = 0
[pid 27373] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27370, si_uid=65534} ---
[pid 27370] exit_group(0)               = ?
[pid 27373] --- stopped by SIGSTOP ---
[pid 27370] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27373, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27374 attached
, child_tidptr=0x555556efc5d0) = 27374
[pid 27374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27374] setpgid(0, 0)               = 0
[pid 27374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27374] write(3, "1000", 4)         = 4
[pid 27374] close(3)                    = 0
[pid 27374] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27374] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.054581][T27370] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27374] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27374] close(5)                    = 0
[pid 27374] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27377 attached
) = 27377
[pid 27374] tkill(27377, SIGSTOP)       = 0
[pid 27377] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27374, si_uid=65534} ---
[pid 27374] exit_group(0 <unfinished ...>
[pid 27377] --- stopped by SIGSTOP ---
[pid 27374] <... exit_group resumed>)   = ?
[pid 27374] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27377, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27378 attached
, child_tidptr=0x555556efc5d0) = 27378
[pid 27378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27378] setpgid(0, 0)               = 0
[pid 27378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27378] write(3, "1000", 4)         = 4
[pid 27378] close(3)                    = 0
[pid 27378] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27378] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.097212][T27374] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27378] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27378] close(5)                    = 0
[pid 27378] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27381 attached
) = 27381
[pid 27378] tkill(27381, SIGSTOP)       = 0
[pid 27381] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27378, si_uid=65534} ---
[pid 27378] exit_group(0 <unfinished ...>
[pid 27381] --- stopped by SIGSTOP ---
[pid 27378] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27381, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27378] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27378, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27382 attached
, child_tidptr=0x555556efc5d0) = 27382
[pid 27382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27382] setpgid(0, 0)               = 0
[pid 27382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27382] write(3, "1000", 4)         = 4
[pid 27382] close(3)                    = 0
[pid 27382] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27382] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27382] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27382] close(5)                    = 0
[pid 27382] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27385 attached
) = 27385
[pid 27382] tkill(27385, SIGSTOP)       = 0
[pid 27385] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27382, si_uid=65534} ---
[pid 27382] exit_group(0 <unfinished ...>
[pid 27385] --- stopped by SIGSTOP ---
[pid 27382] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27385, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27382] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27382, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27386 attached
, child_tidptr=0x555556efc5d0) = 27386
[pid 27386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27386] setpgid(0, 0)               = 0
[pid 27386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27386] write(3, "1000", 4)         = 4
[pid 27386] close(3)                    = 0
[pid 27386] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27386] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.139609][T27378] vhci_hcd vhci_hcd.0: port 0 already used
[  219.178814][T27382] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27386] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27386] close(5)                    = 0
[pid 27386] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27389 attached
) = 27389
[pid 27386] tkill(27389, SIGSTOP)       = 0
[pid 27389] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27386, si_uid=65534} ---
[pid 27386] exit_group(0 <unfinished ...>
[pid 27389] --- stopped by SIGSTOP ---
[pid 27386] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27389, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 27386] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27386, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27390 attached
, child_tidptr=0x555556efc5d0) = 27390
[pid 27390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27390] setpgid(0, 0)               = 0
[pid 27390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27390] write(3, "1000", 4)         = 4
[pid 27390] close(3)                    = 0
[pid 27390] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27390] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27390] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27390] close(5)                    = 0
[pid 27390] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27393 attached
) = 27393
[pid 27390] tkill(27393, SIGSTOP)       = 0
[pid 27393] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27390, si_uid=65534} ---
[pid 27390] exit_group(0 <unfinished ...>
[pid 27393] --- stopped by SIGSTOP ---
[pid 27390] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27393, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27390] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27390, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27394 attached
, child_tidptr=0x555556efc5d0) = 27394
[pid 27394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27394] setpgid(0, 0)               = 0
[pid 27394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27394] write(3, "1000", 4)         = 4
[pid 27394] close(3)                    = 0
[pid 27394] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27394] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.218563][T27386] vhci_hcd vhci_hcd.0: port 0 already used
[  219.257618][T27390] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27394] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27394] close(5)                    = 0
[pid 27394] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27397 attached
) = 27397
[pid 27394] tkill(27397, SIGSTOP)       = 0
[pid 27397] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27394, si_uid=65534} ---
[pid 27394] exit_group(0 <unfinished ...>
[pid 27397] --- stopped by SIGSTOP ---
[pid 27394] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27397, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27394] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27394, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27398 attached
, child_tidptr=0x555556efc5d0) = 27398
[pid 27398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27398] setpgid(0, 0)               = 0
[pid 27398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27398] write(3, "1000", 4)         = 4
[pid 27398] close(3)                    = 0
[pid 27398] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27398] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.297157][T27394] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27398] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27398] close(5)                    = 0
[pid 27398] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27401 attached
) = 27401
[pid 27398] tkill(27401, SIGSTOP)       = 0
[pid 27401] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27398, si_uid=65534} ---
[pid 27398] exit_group(0 <unfinished ...>
[pid 27401] --- stopped by SIGSTOP ---
[pid 27398] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27401, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27398] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27398, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27402 attached
, child_tidptr=0x555556efc5d0) = 27402
[pid 27402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27402] setpgid(0, 0)               = 0
[pid 27402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27402] write(3, "1000", 4)         = 4
[pid 27402] close(3)                    = 0
[pid 27402] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27402] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.340492][T27398] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27402] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27402] close(5)                    = 0
[pid 27402] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27405 attached
) = 27405
[pid 27402] tkill(27405, SIGSTOP)       = 0
[pid 27405] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27402, si_uid=65534} ---
[pid 27402] exit_group(0)               = ?
[pid 27405] --- stopped by SIGSTOP ---
[pid 27402] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27405, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27406 attached
, child_tidptr=0x555556efc5d0) = 27406
[pid 27406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27406] setpgid(0, 0)               = 0
[pid 27406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27406] write(3, "1000", 4)         = 4
[pid 27406] close(3)                    = 0
[pid 27406] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27406] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.381761][T27402] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27406] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27406] close(5)                    = 0
[pid 27406] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27409 attached
) = 27409
[pid 27406] tkill(27409, SIGSTOP)       = 0
[pid 27409] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27406, si_uid=65534} ---
[pid 27406] exit_group(0)               = ?
[pid 27409] --- stopped by SIGSTOP ---
[pid 27406] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27409, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27410 attached
, child_tidptr=0x555556efc5d0) = 27410
[pid 27410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27410] setpgid(0, 0)               = 0
[pid 27410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27410] write(3, "1000", 4)         = 4
[pid 27410] close(3)                    = 0
[pid 27410] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27410] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.426037][T27406] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27410] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27410] close(5)                    = 0
[pid 27410] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27413 attached
) = 27413
[pid 27410] tkill(27413, SIGSTOP)       = 0
[pid 27410] exit_group(0)               = ?
[pid 27413] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27410, si_uid=65534} ---
[pid 27410] +++ exited with 0 +++
[pid 27413] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27410, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27414 attached
, child_tidptr=0x555556efc5d0) = 27414
[pid 27414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27414] setpgid(0, 0)               = 0
[pid 27414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27414] write(3, "1000", 4)         = 4
[pid 27414] close(3)                    = 0
[pid 27414] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27414] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27414] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27414] close(5)                    = 0
[pid 27414] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27417 attached
) = 27417
[pid 27414] tkill(27417, SIGSTOP)       = 0
[pid 27417] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27414, si_uid=65534} ---
[pid 27414] exit_group(0 <unfinished ...>
[pid 27417] --- stopped by SIGSTOP ---
[pid 27414] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27417, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27414] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27414, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27418 attached
, child_tidptr=0x555556efc5d0) = 27418
[pid 27418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27418] setpgid(0, 0)               = 0
[pid 27418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27418] write(3, "1000", 4)         = 4
[pid 27418] close(3)                    = 0
[pid 27418] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27418] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.467923][T27410] vhci_hcd vhci_hcd.0: port 0 already used
[  219.505925][T27414] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27418] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27418] close(5)                    = 0
[pid 27418] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27421 attached
) = 27421
[pid 27418] tkill(27421, SIGSTOP)       = 0
[pid 27421] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27418, si_uid=65534} ---
[pid 27418] exit_group(0)               = ?
[pid 27418] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27418, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 27421] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27421, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27422 attached
, child_tidptr=0x555556efc5d0) = 27422
[pid 27422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27422] setpgid(0, 0)               = 0
[pid 27422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27422] write(3, "1000", 4)         = 4
[pid 27422] close(3)                    = 0
[pid 27422] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27422] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.543786][T27418] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27422] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27422] close(5)                    = 0
[pid 27422] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27425 attached
) = 27425
[pid 27422] tkill(27425, SIGSTOP)       = 0
[pid 27425] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27422, si_uid=65534} ---
[pid 27422] exit_group(0 <unfinished ...>
[pid 27425] --- stopped by SIGSTOP ---
[pid 27422] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27425, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27422] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27422, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27426 attached
, child_tidptr=0x555556efc5d0) = 27426
[pid 27426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27426] setpgid(0, 0)               = 0
[pid 27426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27426] write(3, "1000", 4)         = 4
[pid 27426] close(3)                    = 0
[pid 27426] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27426] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27426] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27426] close(5)                    = 0
[pid 27426] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27429 attached
) = 27429
[pid 27426] tkill(27429, SIGSTOP)       = 0
[pid 27429] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27426, si_uid=65534} ---
[pid 27426] exit_group(0 <unfinished ...>
[pid 27429] --- stopped by SIGSTOP ---
[pid 27426] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27429, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27426] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27426, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27430 attached
, child_tidptr=0x555556efc5d0) = 27430
[pid 27430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27430] setpgid(0, 0)               = 0
[pid 27430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27430] write(3, "1000", 4)         = 4
[pid 27430] close(3)                    = 0
[pid 27430] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27430] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.592249][T27422] vhci_hcd vhci_hcd.0: port 0 already used
[  219.631191][T27426] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27430] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27430] close(5)                    = 0
[pid 27430] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27433 attached
) = 27433
[pid 27430] tkill(27433, SIGSTOP)       = 0
[pid 27433] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27430, si_uid=65534} ---
[pid 27430] exit_group(0 <unfinished ...>
[pid 27433] --- stopped by SIGSTOP ---
[pid 27430] <... exit_group resumed>)   = ?
[pid 27430] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27433, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27434 attached
, child_tidptr=0x555556efc5d0) = 27434
[pid 27434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27434] setpgid(0, 0)               = 0
[pid 27434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27434] write(3, "1000", 4)         = 4
[pid 27434] close(3)                    = 0
[pid 27434] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27434] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.676299][T27430] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27434] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27434] close(5)                    = 0
[pid 27434] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27437 attached
) = 27437
[pid 27434] tkill(27437, SIGSTOP)       = 0
[pid 27437] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27434, si_uid=65534} ---
[pid 27434] exit_group(0 <unfinished ...>
[pid 27437] --- stopped by SIGSTOP ---
[pid 27434] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27437, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27434] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27434, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27438 attached
, child_tidptr=0x555556efc5d0) = 27438
[pid 27438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27438] setpgid(0, 0)               = 0
[pid 27438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27438] write(3, "1000", 4)         = 4
[pid 27438] close(3)                    = 0
[pid 27438] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27438] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.727615][T27434] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27438] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27438] close(5)                    = 0
[pid 27438] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27441 attached
) = 27441
[pid 27438] tkill(27441, SIGSTOP)       = 0
[pid 27441] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27438, si_uid=65534} ---
[pid 27438] exit_group(0 <unfinished ...>
[pid 27441] --- stopped by SIGSTOP ---
[pid 27438] <... exit_group resumed>)   = ?
[pid 27438] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27441, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27442 attached
, child_tidptr=0x555556efc5d0) = 27442
[pid 27442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27442] setpgid(0, 0)               = 0
[pid 27442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27442] write(3, "1000", 4)         = 4
[pid 27442] close(3)                    = 0
[pid 27442] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27442] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.774003][T27438] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27442] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27442] close(5)                    = 0
[pid 27442] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27445 attached
) = 27445
[pid 27442] tkill(27445, SIGSTOP)       = 0
[pid 27445] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27442, si_uid=65534} ---
[pid 27442] exit_group(0 <unfinished ...>
[pid 27445] --- stopped by SIGSTOP ---
[pid 27442] <... exit_group resumed>)   = ?
[pid 27442] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27445, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27446 attached
, child_tidptr=0x555556efc5d0) = 27446
[pid 27446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27446] setpgid(0, 0)               = 0
[pid 27446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27446] write(3, "1000", 4)         = 4
[  219.818161][T27442] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27446] close(3)                    = 0
[pid 27446] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27446] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27446] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27446] close(5)                    = 0
[pid 27446] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27449 attached
) = 27449
[pid 27446] tkill(27449, SIGSTOP)       = 0
[pid 27449] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27446, si_uid=65534} ---
[pid 27446] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27449, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27449] --- stopped by SIGSTOP ---
[pid 27446] <... exit_group resumed>)   = ?
[pid 27446] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27446, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27450 attached
, child_tidptr=0x555556efc5d0) = 27450
[pid 27450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27450] setpgid(0, 0)               = 0
[pid 27450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27450] write(3, "1000", 4)         = 4
[pid 27450] close(3)                    = 0
[pid 27450] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27450] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.862840][T27446] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27450] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27450] close(5)                    = 0
[pid 27450] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27453 attached
) = 27453
[pid 27450] tkill(27453, SIGSTOP)       = 0
[pid 27453] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27450, si_uid=65534} ---
[pid 27450] exit_group(0 <unfinished ...>
[pid 27453] --- stopped by SIGSTOP ---
[pid 27450] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27453, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27450] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27450, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27454 attached
, child_tidptr=0x555556efc5d0) = 27454
[pid 27454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27454] setpgid(0, 0)               = 0
[pid 27454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27454] write(3, "1000", 4)         = 4
[pid 27454] close(3)                    = 0
[pid 27454] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27454] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.907325][T27450] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27454] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27454] close(5)                    = 0
[pid 27454] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27457 attached
) = 27457
[pid 27454] tkill(27457, SIGSTOP)       = 0
[pid 27457] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27454, si_uid=65534} ---
[pid 27454] exit_group(0)               = ?
[pid 27457] --- stopped by SIGSTOP ---
[pid 27454] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27457, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27458 attached
, child_tidptr=0x555556efc5d0) = 27458
[pid 27458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27458] setpgid(0, 0)               = 0
[pid 27458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27458] write(3, "1000", 4)         = 4
[pid 27458] close(3)                    = 0
[pid 27458] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27458] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.951659][T27454] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27458] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27458] close(5)                    = 0
[pid 27458] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27461 attached
) = 27461
[pid 27458] tkill(27461, SIGSTOP)       = 0
[pid 27461] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27458, si_uid=65534} ---
[pid 27458] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27461, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27461] --- stopped by SIGSTOP ---
[pid 27458] <... exit_group resumed>)   = ?
[pid 27458] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27458, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27462 attached
, child_tidptr=0x555556efc5d0) = 27462
[pid 27462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27462] setpgid(0, 0)               = 0
[pid 27462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27462] write(3, "1000", 4)         = 4
[pid 27462] close(3)                    = 0
[pid 27462] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27462] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  219.998198][T27458] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27462] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27462] close(5)                    = 0
[pid 27462] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27465 attached
) = 27465
[pid 27462] tkill(27465, SIGSTOP)       = 0
[pid 27462] exit_group(0)               = ?
[pid 27465] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27462, si_uid=65534} ---
[pid 27462] +++ exited with 0 +++
[pid 27465] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27462, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27466 attached
, child_tidptr=0x555556efc5d0) = 27466
[pid 27466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27466] setpgid(0, 0)               = 0
[pid 27466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27466] write(3, "1000", 4)         = 4
[pid 27466] close(3)                    = 0
[pid 27466] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27466] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.044975][T27462] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27466] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27466] close(5)                    = 0
[pid 27466] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27469 attached
) = 27469
[pid 27466] tkill(27469, SIGSTOP)       = 0
[pid 27469] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27466, si_uid=65534} ---
[pid 27466] exit_group(0 <unfinished ...>
[pid 27469] --- stopped by SIGSTOP ---
[pid 27466] <... exit_group resumed>)   = ?
[pid 27466] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27469, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27470 attached
, child_tidptr=0x555556efc5d0) = 27470
[pid 27470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27470] setpgid(0, 0)               = 0
[pid 27470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27470] write(3, "1000", 4)         = 4
[pid 27470] close(3)                    = 0
[pid 27470] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27470] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.091485][T27466] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27470] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27470] close(5)                    = 0
[pid 27470] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27473 attached
) = 27473
[pid 27470] tkill(27473, SIGSTOP)       = 0
[pid 27473] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27470, si_uid=65534} ---
[pid 27470] exit_group(0 <unfinished ...>
[pid 27473] --- stopped by SIGSTOP ---
[pid 27470] <... exit_group resumed>)   = ?
[pid 27470] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27473, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27474 attached
, child_tidptr=0x555556efc5d0) = 27474
[pid 27474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27474] setpgid(0, 0)               = 0
[pid 27474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27474] write(3, "1000", 4)         = 4
[pid 27474] close(3)                    = 0
[pid 27474] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27474] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.136342][T27470] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27474] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27474] close(5)                    = 0
[pid 27474] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27477 attached
) = 27477
[pid 27474] tkill(27477, SIGSTOP)       = 0
[pid 27477] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27474, si_uid=65534} ---
[pid 27474] exit_group(0 <unfinished ...>
[pid 27477] --- stopped by SIGSTOP ---
[pid 27474] <... exit_group resumed>)   = ?
[pid 27474] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27477, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27478 attached
, child_tidptr=0x555556efc5d0) = 27478
[pid 27478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27478] setpgid(0, 0)               = 0
[pid 27478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27478] write(3, "1000", 4)         = 4
[pid 27478] close(3)                    = 0
[pid 27478] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27478] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.185518][T27474] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27478] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27478] close(5)                    = 0
[pid 27478] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27481 attached
) = 27481
[pid 27478] tkill(27481, SIGSTOP)       = 0
[pid 27481] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27478, si_uid=65534} ---
[pid 27478] exit_group(0 <unfinished ...>
[pid 27481] --- stopped by SIGSTOP ---
[pid 27478] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27481, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27478] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27478, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27482 attached
, child_tidptr=0x555556efc5d0) = 27482
[pid 27482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27482] setpgid(0, 0)               = 0
[pid 27482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27482] write(3, "1000", 4)         = 4
[pid 27482] close(3)                    = 0
[pid 27482] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27482] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.234734][T27478] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27482] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27482] close(5)                    = 0
[pid 27482] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27485 attached
) = 27485
[pid 27482] tkill(27485, SIGSTOP)       = 0
[pid 27485] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27482, si_uid=65534} ---
[pid 27482] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27485, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27485] --- stopped by SIGSTOP ---
[pid 27482] <... exit_group resumed>)   = ?
[pid 27482] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27482, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27486 attached
, child_tidptr=0x555556efc5d0) = 27486
[pid 27486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27486] setpgid(0, 0)               = 0
[pid 27486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27486] write(3, "1000", 4)         = 4
[pid 27486] close(3)                    = 0
[pid 27486] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27486] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.278082][T27482] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27486] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27486] close(5)                    = 0
[pid 27486] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27489 attached
) = 27489
[pid 27486] tkill(27489, SIGSTOP)       = 0
[pid 27489] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27486, si_uid=65534} ---
[pid 27486] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27489, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27489] --- stopped by SIGSTOP ---
[pid 27486] <... exit_group resumed>)   = ?
[pid 27486] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27486, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27490 attached
, child_tidptr=0x555556efc5d0) = 27490
[pid 27490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27490] setpgid(0, 0)               = 0
[pid 27490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27490] write(3, "1000", 4)         = 4
[pid 27490] close(3)                    = 0
[pid 27490] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27490] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.321918][T27486] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27490] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27490] close(5)                    = 0
[pid 27490] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27493 attached
) = 27493
[pid 27490] tkill(27493, SIGSTOP)       = 0
[pid 27493] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27490, si_uid=65534} ---
[pid 27490] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27493, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27493] --- stopped by SIGSTOP ---
[pid 27490] <... exit_group resumed>)   = ?
[pid 27490] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27490, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27494 attached
, child_tidptr=0x555556efc5d0) = 27494
[pid 27494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27494] setpgid(0, 0)               = 0
[pid 27494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27494] write(3, "1000", 4)         = 4
[pid 27494] close(3)                    = 0
[pid 27494] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27494] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.364994][T27490] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27494] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27494] close(5)                    = 0
[pid 27494] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27497 attached
) = 27497
[pid 27494] tkill(27497, SIGSTOP)       = 0
[pid 27497] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27494, si_uid=65534} ---
[pid 27494] exit_group(0 <unfinished ...>
[pid 27497] --- stopped by SIGSTOP ---
[pid 27494] <... exit_group resumed>)   = ?
[pid 27494] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27497, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27498 attached
, child_tidptr=0x555556efc5d0) = 27498
[pid 27498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27498] setpgid(0, 0)               = 0
[pid 27498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27498] write(3, "1000", 4)         = 4
[pid 27498] close(3)                    = 0
[pid 27498] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27498] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.409195][T27494] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27498] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27498] close(5)                    = 0
[pid 27498] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27501 attached
) = 27501
[pid 27498] tkill(27501, SIGSTOP)       = 0
[pid 27498] exit_group(0 <unfinished ...>
[pid 27501] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27498, si_uid=65534} ---
[pid 27498] <... exit_group resumed>)   = ?
[pid 27501] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27501, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27498] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27498, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27502 attached
, child_tidptr=0x555556efc5d0) = 27502
[pid 27502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27502] setpgid(0, 0)               = 0
[pid 27502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27502] write(3, "1000", 4)         = 4
[pid 27502] close(3)                    = 0
[pid 27502] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27502] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.453964][T27498] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27502] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27502] close(5)                    = 0
[pid 27502] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27505 attached
) = 27505
[pid 27502] tkill(27505, SIGSTOP)       = 0
[pid 27505] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27502, si_uid=65534} ---
[pid 27502] exit_group(0 <unfinished ...>
[pid 27505] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27505, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27502] <... exit_group resumed>)   = ?
[pid 27502] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27502, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27506 attached
, child_tidptr=0x555556efc5d0) = 27506
[pid 27506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27506] setpgid(0, 0)               = 0
[pid 27506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27506] write(3, "1000", 4)         = 4
[pid 27506] close(3)                    = 0
[pid 27506] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27506] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.497299][T27502] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27506] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27506] close(5)                    = 0
[pid 27506] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27509 attached
) = 27509
[pid 27506] tkill(27509, SIGSTOP)       = 0
[pid 27506] exit_group(0 <unfinished ...>
[pid 27509] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27506, si_uid=65534} ---
[pid 27506] <... exit_group resumed>)   = ?
[pid 27509] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27509, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27506] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27506, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27510 attached
, child_tidptr=0x555556efc5d0) = 27510
[pid 27510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27510] setpgid(0, 0)               = 0
[pid 27510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27510] write(3, "1000", 4)         = 4
[pid 27510] close(3)                    = 0
[pid 27510] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27510] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.542407][T27506] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27510] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27510] close(5)                    = 0
[pid 27510] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27513 attached
) = 27513
[pid 27510] tkill(27513, SIGSTOP)       = 0
[pid 27513] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27510, si_uid=65534} ---
[pid 27510] exit_group(0 <unfinished ...>
[pid 27513] --- stopped by SIGSTOP ---
[pid 27510] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27513, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27510] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27510, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27514 attached
, child_tidptr=0x555556efc5d0) = 27514
[pid 27514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27514] setpgid(0, 0)               = 0
[pid 27514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27514] write(3, "1000", 4)         = 4
[pid 27514] close(3)                    = 0
[pid 27514] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27514] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.584081][T27510] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27514] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27514] close(5)                    = 0
[pid 27514] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27517 attached
) = 27517
[pid 27514] tkill(27517, SIGSTOP)       = 0
[pid 27514] exit_group(0)               = ?
[pid 27517] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27514, si_uid=65534} ---
[pid 27514] +++ exited with 0 +++
[pid 27517] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27514, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27518 attached
, child_tidptr=0x555556efc5d0) = 27518
[pid 27518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27518] setpgid(0, 0)               = 0
[pid 27518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27518] write(3, "1000", 4)         = 4
[pid 27518] close(3)                    = 0
[pid 27518] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27518] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.628324][T27514] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27518] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27518] close(5)                    = 0
[pid 27518] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27521 attached
) = 27521
[pid 27518] tkill(27521, SIGSTOP)       = 0
[pid 27521] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27518, si_uid=65534} ---
[pid 27518] exit_group(0 <unfinished ...>
[pid 27521] --- stopped by SIGSTOP ---
[pid 27518] <... exit_group resumed>)   = ?
[pid 27518] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27521, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27522 attached
, child_tidptr=0x555556efc5d0) = 27522
[pid 27522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27522] setpgid(0, 0)               = 0
[pid 27522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27522] write(3, "1000", 4)         = 4
[pid 27522] close(3)                    = 0
[pid 27522] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27522] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.673264][T27518] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27522] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27522] close(5)                    = 0
[pid 27522] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27525 attached
) = 27525
[pid 27522] tkill(27525, SIGSTOP)       = 0
[pid 27525] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27522, si_uid=65534} ---
[pid 27522] exit_group(0 <unfinished ...>
[pid 27525] --- stopped by SIGSTOP ---
[pid 27522] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27525, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27522] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27522, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27526 attached
, child_tidptr=0x555556efc5d0) = 27526
[pid 27526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27526] setpgid(0, 0)               = 0
[pid 27526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27526] write(3, "1000", 4)         = 4
[pid 27526] close(3)                    = 0
[pid 27526] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27526] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27526] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27526] close(5)                    = 0
[pid 27526] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27529 attached
) = 27529
[pid 27526] tkill(27529, SIGSTOP)       = 0
[pid 27529] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27526, si_uid=65534} ---
[pid 27526] exit_group(0 <unfinished ...>
[pid 27529] --- stopped by SIGSTOP ---
[pid 27526] <... exit_group resumed>)   = ?
[pid 27526] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27529, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27530 attached
, child_tidptr=0x555556efc5d0) = 27530
[pid 27530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27530] setpgid(0, 0)               = 0
[pid 27530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27530] write(3, "1000", 4)         = 4
[pid 27530] close(3)                    = 0
[pid 27530] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27530] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.718643][T27522] vhci_hcd vhci_hcd.0: port 0 already used
[  220.757986][T27526] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27530] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27530] close(5)                    = 0
[pid 27530] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27533 attached
) = 27533
[pid 27530] tkill(27533, SIGSTOP)       = 0
[pid 27533] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27530, si_uid=65534} ---
[pid 27530] exit_group(0 <unfinished ...>
[pid 27533] --- stopped by SIGSTOP ---
[pid 27530] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27533, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27530] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27530, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27534 attached
, child_tidptr=0x555556efc5d0) = 27534
[pid 27534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27534] setpgid(0, 0)               = 0
[pid 27534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27534] write(3, "1000", 4)         = 4
[pid 27534] close(3)                    = 0
[pid 27534] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27534] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.802834][T27530] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27534] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27534] close(5)                    = 0
[pid 27534] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27537 attached
) = 27537
[pid 27534] tkill(27537, SIGSTOP)       = 0
[pid 27537] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27534, si_uid=65534} ---
[pid 27534] exit_group(0)               = ?
[pid 27537] --- stopped by SIGSTOP ---
[pid 27534] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27537, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27538 attached
, child_tidptr=0x555556efc5d0) = 27538
[pid 27538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27538] setpgid(0, 0)               = 0
[pid 27538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27538] write(3, "1000", 4)         = 4
[pid 27538] close(3)                    = 0
[pid 27538] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27538] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.845231][T27534] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27538] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27538] close(5)                    = 0
[pid 27538] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27541 attached
) = 27541
[pid 27538] tkill(27541, SIGSTOP)       = 0
[pid 27538] exit_group(0 <unfinished ...>
[pid 27541] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27538, si_uid=65534} ---
[pid 27538] <... exit_group resumed>)   = ?
[pid 27541] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27541, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27538] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27538, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27542 attached
, child_tidptr=0x555556efc5d0) = 27542
[pid 27542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27542] setpgid(0, 0)               = 0
[pid 27542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27542] write(3, "1000", 4)         = 4
[pid 27542] close(3)                    = 0
[pid 27542] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27542] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.901435][T27538] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27542] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27542] close(5)                    = 0
[pid 27542] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27545 attached
) = 27545
[pid 27542] tkill(27545, SIGSTOP)       = 0
[pid 27545] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27542, si_uid=65534} ---
[pid 27542] exit_group(0 <unfinished ...>
[pid 27545] --- stopped by SIGSTOP ---
[pid 27542] <... exit_group resumed>)   = ?
[pid 27542] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27545, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27546 attached
, child_tidptr=0x555556efc5d0) = 27546
[pid 27546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27546] setpgid(0, 0)               = 0
[pid 27546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27546] write(3, "1000", 4)         = 4
[pid 27546] close(3)                    = 0
[pid 27546] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27546] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.943725][T27542] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27546] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27546] close(5)                    = 0
[pid 27546] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27549 attached
) = 27549
[pid 27546] tkill(27549, SIGSTOP)       = 0
[pid 27546] exit_group(0 <unfinished ...>
[pid 27549] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27546, si_uid=65534} ---
[pid 27546] <... exit_group resumed>)   = ?
[pid 27549] --- stopped by SIGSTOP ---
[pid 27546] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27549, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27550 attached
, child_tidptr=0x555556efc5d0) = 27550
[pid 27550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27550] setpgid(0, 0)               = 0
[pid 27550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27550] write(3, "1000", 4)         = 4
[pid 27550] close(3)                    = 0
[pid 27550] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27550] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  220.992470][T27546] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27550] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27550] close(5)                    = 0
[pid 27550] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27553 attached
) = 27553
[pid 27550] tkill(27553, SIGSTOP)       = 0
[pid 27550] exit_group(0)               = ?
[pid 27553] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27550, si_uid=65534} ---
[pid 27550] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27550, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 27553] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27554 attached
, child_tidptr=0x555556efc5d0) = 27554
[pid 27554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27554] setpgid(0, 0)               = 0
[pid 27554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27554] write(3, "1000", 4)         = 4
[pid 27554] close(3)                    = 0
[pid 27554] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27554] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.038636][T27550] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27554] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27554] close(5)                    = 0
[pid 27554] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27557 attached
) = 27557
[pid 27554] tkill(27557, SIGSTOP)       = 0
[pid 27554] exit_group(0 <unfinished ...>
[pid 27557] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27554, si_uid=65534} ---
[pid 27554] <... exit_group resumed>)   = ?
[pid 27557] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27557, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27554] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27554, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27558 attached
, child_tidptr=0x555556efc5d0) = 27558
[pid 27558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27558] setpgid(0, 0)               = 0
[pid 27558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27558] write(3, "1000", 4)         = 4
[pid 27558] close(3)                    = 0
[pid 27558] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27558] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.081692][T27554] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27558] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27558] close(5)                    = 0
[pid 27558] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27561 attached
) = 27561
[pid 27558] tkill(27561, SIGSTOP)       = 0
[pid 27561] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27558, si_uid=65534} ---
[pid 27558] exit_group(0 <unfinished ...>
[pid 27561] --- stopped by SIGSTOP ---
[pid 27558] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27561, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27558] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27558, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27562 attached
, child_tidptr=0x555556efc5d0) = 27562
[pid 27562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27562] setpgid(0, 0)               = 0
[pid 27562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27562] write(3, "1000", 4)         = 4
[pid 27562] close(3)                    = 0
[pid 27562] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27562] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.124622][T27558] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27562] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27562] close(5)                    = 0
[pid 27562] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27565 attached
) = 27565
[pid 27562] tkill(27565, SIGSTOP)       = 0
[pid 27565] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27562, si_uid=65534} ---
[pid 27562] exit_group(0 <unfinished ...>
[pid 27565] --- stopped by SIGSTOP ---
[pid 27562] <... exit_group resumed>)   = ?
[pid 27562] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27565, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27566 attached
, child_tidptr=0x555556efc5d0) = 27566
[pid 27566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27566] setpgid(0, 0)               = 0
[pid 27566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27566] write(3, "1000", 4)         = 4
[pid 27566] close(3)                    = 0
[pid 27566] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27566] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.167450][T27562] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27566] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27566] close(5)                    = 0
[pid 27566] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27569 attached
) = 27569
[pid 27566] tkill(27569, SIGSTOP)       = 0
[pid 27569] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27566, si_uid=65534} ---
[pid 27566] exit_group(0 <unfinished ...>
[pid 27569] --- stopped by SIGSTOP ---
[pid 27566] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27569, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27566] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27566, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27570 attached
, child_tidptr=0x555556efc5d0) = 27570
[pid 27570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27570] setpgid(0, 0)               = 0
[pid 27570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27570] write(3, "1000", 4)         = 4
[pid 27570] close(3)                    = 0
[pid 27570] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27570] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.210578][T27566] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27570] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27570] close(5)                    = 0
[pid 27570] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27573 attached
) = 27573
[pid 27570] tkill(27573, SIGSTOP)       = 0
[pid 27573] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27570, si_uid=65534} ---
[pid 27570] exit_group(0 <unfinished ...>
[pid 27573] --- stopped by SIGSTOP ---
[pid 27570] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27573, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27570] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27570, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27574 attached
, child_tidptr=0x555556efc5d0) = 27574
[pid 27574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27574] setpgid(0, 0)               = 0
[pid 27574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27574] write(3, "1000", 4)         = 4
[pid 27574] close(3)                    = 0
[pid 27574] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27574] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.254914][T27570] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27574] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27574] close(5)                    = 0
[pid 27574] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27577 attached
) = 27577
[pid 27574] tkill(27577, SIGSTOP)       = 0
[pid 27577] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27574, si_uid=65534} ---
[pid 27574] exit_group(0 <unfinished ...>
[pid 27577] --- stopped by SIGSTOP ---
[pid 27574] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27577, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27574] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27574, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27578 attached
, child_tidptr=0x555556efc5d0) = 27578
[pid 27578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27578] setpgid(0, 0)               = 0
[pid 27578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27578] write(3, "1000", 4)         = 4
[pid 27578] close(3)                    = 0
[pid 27578] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27578] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.296670][T27574] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27578] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27578] close(5)                    = 0
[pid 27578] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27581 attached
) = 27581
[pid 27578] tkill(27581, SIGSTOP)       = 0
[pid 27581] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27578, si_uid=65534} ---
[pid 27578] exit_group(0)               = ?
[pid 27581] --- stopped by SIGSTOP ---
[pid 27578] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27581, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27582 attached
, child_tidptr=0x555556efc5d0) = 27582
[pid 27582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27582] setpgid(0, 0)               = 0
[pid 27582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27582] write(3, "1000", 4)         = 4
[pid 27582] close(3)                    = 0
[pid 27582] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27582] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.339418][T27578] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27582] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27582] close(5)                    = 0
[pid 27582] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27585 attached
) = 27585
[pid 27582] tkill(27585, SIGSTOP)       = 0
[pid 27585] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27582, si_uid=65534} ---
[pid 27582] exit_group(0 <unfinished ...>
[pid 27585] --- stopped by SIGSTOP ---
[pid 27582] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27585, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27582] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27582, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27586 attached
, child_tidptr=0x555556efc5d0) = 27586
[pid 27586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27586] setpgid(0, 0)               = 0
[pid 27586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27586] write(3, "1000", 4)         = 4
[pid 27586] close(3)                    = 0
[pid 27586] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27586] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27586] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27586] close(5)                    = 0
[pid 27586] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27589 attached
) = 27589
[pid 27586] tkill(27589, SIGSTOP)       = 0
[pid 27589] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27586, si_uid=65534} ---
[pid 27586] exit_group(0 <unfinished ...>
[pid 27589] --- stopped by SIGSTOP ---
[pid 27586] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27589, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27586] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27586, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27590 attached
, child_tidptr=0x555556efc5d0) = 27590
[pid 27590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27590] setpgid(0, 0)               = 0
[pid 27590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27590] write(3, "1000", 4)         = 4
[pid 27590] close(3)                    = 0
[pid 27590] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27590] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.383321][T27582] vhci_hcd vhci_hcd.0: port 0 already used
[  221.422485][T27586] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27590] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27590] close(5)                    = 0
[pid 27590] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27593 attached
) = 27593
[pid 27590] tkill(27593, SIGSTOP)       = 0
[pid 27593] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27590, si_uid=65534} ---
[pid 27590] exit_group(0 <unfinished ...>
[pid 27593] --- stopped by SIGSTOP ---
[pid 27590] <... exit_group resumed>)   = ?
[pid 27590] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27593, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27594 attached
, child_tidptr=0x555556efc5d0) = 27594
[pid 27594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27594] setpgid(0, 0)               = 0
[pid 27594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27594] write(3, "1000", 4)         = 4
[pid 27594] close(3)                    = 0
[pid 27594] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27594] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.465724][T27590] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27594] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27594] close(5)                    = 0
[pid 27594] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27597 attached
) = 27597
[pid 27594] tkill(27597, SIGSTOP)       = 0
[pid 27597] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27594, si_uid=65534} ---
[pid 27594] exit_group(0 <unfinished ...>
[pid 27597] --- stopped by SIGSTOP ---
[pid 27594] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27597, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27594] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27594, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27598 attached
, child_tidptr=0x555556efc5d0) = 27598
[pid 27598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27598] setpgid(0, 0)               = 0
[pid 27598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27598] write(3, "1000", 4)         = 4
[pid 27598] close(3)                    = 0
[pid 27598] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27598] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.513228][T27594] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27598] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27598] close(5)                    = 0
[pid 27598] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27601 attached
) = 27601
[pid 27598] tkill(27601, SIGSTOP)       = 0
[pid 27601] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27598, si_uid=65534} ---
[pid 27598] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27601, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27601] --- stopped by SIGSTOP ---
[pid 27598] <... exit_group resumed>)   = ?
[pid 27598] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27598, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27602 attached
, child_tidptr=0x555556efc5d0) = 27602
[pid 27602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27602] setpgid(0, 0)               = 0
[pid 27602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27602] write(3, "1000", 4)         = 4
[pid 27602] close(3)                    = 0
[pid 27602] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27602] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.557336][T27598] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27602] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27602] close(5)                    = 0
[pid 27602] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27605 attached
) = 27605
[pid 27602] tkill(27605, SIGSTOP)       = 0
[pid 27605] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27602, si_uid=65534} ---
[pid 27602] exit_group(0 <unfinished ...>
[pid 27605] --- stopped by SIGSTOP ---
[pid 27602] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27605, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27602] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27602, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27606 attached
, child_tidptr=0x555556efc5d0) = 27606
[pid 27606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27606] setpgid(0, 0)               = 0
[pid 27606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27606] write(3, "1000", 4)         = 4
[pid 27606] close(3)                    = 0
[pid 27606] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27606] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27606] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27606] close(5)                    = 0
[pid 27606] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27609 attached
) = 27609
[pid 27606] tkill(27609, SIGSTOP)       = 0
[pid 27609] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27606, si_uid=65534} ---
[pid 27606] exit_group(0)               = ?
[pid 27609] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27609, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27606] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27606, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27610 attached
, child_tidptr=0x555556efc5d0) = 27610
[pid 27610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27610] setpgid(0, 0)               = 0
[pid 27610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27610] write(3, "1000", 4)         = 4
[pid 27610] close(3)                    = 0
[pid 27610] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27610] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.603883][T27602] vhci_hcd vhci_hcd.0: port 0 already used
[  221.644040][T27606] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27610] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27610] close(5)                    = 0
[pid 27610] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27613 attached
) = 27613
[pid 27610] tkill(27613, SIGSTOP)       = 0
[pid 27613] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27610, si_uid=65534} ---
[pid 27610] exit_group(0 <unfinished ...>
[pid 27613] --- stopped by SIGSTOP ---
[pid 27610] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27613, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27610] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27610, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27614 attached
, child_tidptr=0x555556efc5d0) = 27614
[pid 27614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27614] setpgid(0, 0)               = 0
[pid 27614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27614] write(3, "1000", 4)         = 4
[pid 27614] close(3)                    = 0
[pid 27614] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27614] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.687491][T27610] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27614] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27614] close(5)                    = 0
[pid 27614] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27617 attached
) = 27617
[pid 27614] tkill(27617, SIGSTOP)       = 0
[pid 27617] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27614, si_uid=65534} ---
[pid 27614] exit_group(0 <unfinished ...>
[pid 27617] --- stopped by SIGSTOP ---
[pid 27614] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27617, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27614] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27614, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27618 attached
, child_tidptr=0x555556efc5d0) = 27618
[pid 27618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27618] setpgid(0, 0)               = 0
[pid 27618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27618] write(3, "1000", 4)         = 4
[pid 27618] close(3)                    = 0
[pid 27618] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27618] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.732713][T27614] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27618] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27618] close(5)                    = 0
[pid 27618] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27621 attached
) = 27621
[pid 27618] tkill(27621, SIGSTOP)       = 0
[pid 27618] exit_group(0)               = ?
[pid 27621] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27618, si_uid=65534} ---
[pid 27618] +++ exited with 0 +++
[pid 27621] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27618, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27622 attached
, child_tidptr=0x555556efc5d0) = 27622
[pid 27622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27622] setpgid(0, 0)               = 0
[pid 27622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27622] write(3, "1000", 4)         = 4
[pid 27622] close(3)                    = 0
[pid 27622] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27622] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.775008][T27618] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27622] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27622] close(5)                    = 0
[pid 27622] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27625 attached
) = 27625
[pid 27622] tkill(27625, SIGSTOP)       = 0
[pid 27625] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27622, si_uid=65534} ---
[pid 27622] exit_group(0 <unfinished ...>
[pid 27625] --- stopped by SIGSTOP ---
[pid 27622] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27625, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27622] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27622, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27626 attached
, child_tidptr=0x555556efc5d0) = 27626
[pid 27626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27626] setpgid(0, 0)               = 0
[pid 27626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27626] write(3, "1000", 4)         = 4
[pid 27626] close(3)                    = 0
[pid 27626] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27626] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.823614][T27622] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27626] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27626] close(5)                    = 0
[pid 27626] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27629 attached
) = 27629
[pid 27626] tkill(27629, SIGSTOP)       = 0
[pid 27629] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27626, si_uid=65534} ---
[pid 27626] exit_group(0 <unfinished ...>
[pid 27629] --- stopped by SIGSTOP ---
[pid 27626] <... exit_group resumed>)   = ?
[pid 27626] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27629, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27630 attached
, child_tidptr=0x555556efc5d0) = 27630
[pid 27630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27630] setpgid(0, 0)               = 0
[pid 27630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27630] write(3, "1000", 4)         = 4
[pid 27630] close(3)                    = 0
[pid 27630] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27630] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.870518][T27626] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27630] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27630] close(5)                    = 0
[pid 27630] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27633 attached
) = 27633
[pid 27630] tkill(27633, SIGSTOP)       = 0
[pid 27633] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27630, si_uid=65534} ---
[pid 27630] exit_group(0 <unfinished ...>
[pid 27633] --- stopped by SIGSTOP ---
[pid 27630] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27633, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27630] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27630, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27634 attached
, child_tidptr=0x555556efc5d0) = 27634
[pid 27634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27634] setpgid(0, 0)               = 0
[pid 27634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27634] write(3, "1000", 4)         = 4
[pid 27634] close(3)                    = 0
[pid 27634] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27634] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.912595][T27630] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27634] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27634] close(5)                    = 0
[pid 27634] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27637 attached
) = 27637
[pid 27634] tkill(27637, SIGSTOP)       = 0
[pid 27637] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27634, si_uid=65534} ---
[pid 27634] exit_group(0 <unfinished ...>
[pid 27637] --- stopped by SIGSTOP ---
[pid 27634] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27637, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27634] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27634, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27638 attached
, child_tidptr=0x555556efc5d0) = 27638
[pid 27638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27638] setpgid(0, 0)               = 0
[pid 27638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27638] write(3, "1000", 4)         = 4
[pid 27638] close(3)                    = 0
[pid 27638] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27638] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  221.955853][T27634] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27638] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27638] close(5)                    = 0
[pid 27638] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27641 attached
) = 27641
[pid 27638] tkill(27641, SIGSTOP)       = 0
[pid 27638] exit_group(0 <unfinished ...>
[pid 27641] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27638, si_uid=65534} ---
[pid 27638] <... exit_group resumed>)   = ?
[pid 27641] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27641, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27638] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27638, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27642 attached
, child_tidptr=0x555556efc5d0) = 27642
[pid 27642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27642] setpgid(0, 0)               = 0
[pid 27642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27642] write(3, "1000", 4)         = 4
[pid 27642] close(3)                    = 0
[pid 27642] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27642] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.002624][T27638] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27642] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27642] close(5)                    = 0
[pid 27642] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27645 attached
) = 27645
[pid 27642] tkill(27645, SIGSTOP)       = 0
[pid 27645] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27642, si_uid=65534} ---
[pid 27642] exit_group(0)               = ?
[pid 27645] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27645, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27642] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27642, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27646 attached
, child_tidptr=0x555556efc5d0) = 27646
[pid 27646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27646] setpgid(0, 0)               = 0
[pid 27646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27646] write(3, "1000", 4)         = 4
[pid 27646] close(3)                    = 0
[pid 27646] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27646] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.046608][T27642] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27646] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27646] close(5)                    = 0
[pid 27646] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27649 attached
) = 27649
[pid 27646] tkill(27649, SIGSTOP)       = 0
[pid 27649] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27646, si_uid=65534} ---
[pid 27646] exit_group(0 <unfinished ...>
[pid 27649] --- stopped by SIGSTOP ---
[pid 27646] <... exit_group resumed>)   = ?
[pid 27646] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27649, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27650 attached
, child_tidptr=0x555556efc5d0) = 27650
[pid 27650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27650] setpgid(0, 0)               = 0
[pid 27650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27650] write(3, "1000", 4)         = 4
[pid 27650] close(3)                    = 0
[pid 27650] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27650] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.092344][T27646] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27650] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27650] close(5)                    = 0
[pid 27650] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27653 attached
) = 27653
[pid 27650] tkill(27653, SIGSTOP)       = 0
[pid 27650] exit_group(0 <unfinished ...>
[pid 27653] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27650, si_uid=65534} ---
[pid 27653] --- stopped by SIGSTOP ---
[pid 27650] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27653, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27650] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27650, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27654 attached
, child_tidptr=0x555556efc5d0) = 27654
[pid 27654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27654] setpgid(0, 0)               = 0
[pid 27654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27654] write(3, "1000", 4)         = 4
[pid 27654] close(3)                    = 0
[pid 27654] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27654] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.140027][T27650] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27654] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27654] close(5)                    = 0
[pid 27654] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27657 attached
) = 27657
[pid 27654] tkill(27657, SIGSTOP)       = 0
[pid 27654] exit_group(0)               = ?
[pid 27657] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27654, si_uid=65534} ---
[pid 27654] +++ exited with 0 +++
[pid 27657] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27654, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27658 attached
, child_tidptr=0x555556efc5d0) = 27658
[pid 27658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27658] setpgid(0, 0)               = 0
[pid 27658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27658] write(3, "1000", 4)         = 4
[pid 27658] close(3)                    = 0
[pid 27658] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27658] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.187143][T27654] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27658] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27658] close(5)                    = 0
[pid 27658] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27661 attached
) = 27661
[pid 27658] tkill(27661, SIGSTOP)       = 0
[pid 27661] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27658, si_uid=65534} ---
[pid 27658] exit_group(0)               = ?
[pid 27661] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27661, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27658] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27658, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27662 attached
, child_tidptr=0x555556efc5d0) = 27662
[pid 27662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27662] setpgid(0, 0)               = 0
[pid 27662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27662] write(3, "1000", 4)         = 4
[pid 27662] close(3)                    = 0
[pid 27662] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27662] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.228450][T27658] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27662] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27662] close(5)                    = 0
[pid 27662] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27665 attached
) = 27665
[pid 27662] tkill(27665, SIGSTOP)       = 0
[pid 27662] exit_group(0 <unfinished ...>
[pid 27665] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27662, si_uid=65534} ---
[pid 27662] <... exit_group resumed>)   = ?
[pid 27665] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27665, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27662] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27662, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27666 attached
, child_tidptr=0x555556efc5d0) = 27666
[pid 27666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27666] setpgid(0, 0)               = 0
[pid 27666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27666] write(3, "1000", 4)         = 4
[pid 27666] close(3)                    = 0
[pid 27666] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27666] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.272279][T27662] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27666] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27666] close(5)                    = 0
[pid 27666] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27669 attached
) = 27669
[pid 27666] tkill(27669, SIGSTOP)       = 0
[pid 27669] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27666, si_uid=65534} ---
[pid 27666] exit_group(0)               = ?
[pid 27669] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27669, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27666] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27666, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27670 attached
, child_tidptr=0x555556efc5d0) = 27670
[pid 27670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27670] setpgid(0, 0)               = 0
[pid 27670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27670] write(3, "1000", 4)         = 4
[pid 27670] close(3)                    = 0
[pid 27670] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27670] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.318160][T27666] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27670] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27670] close(5)                    = 0
[pid 27670] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27673 attached
) = 27673
[pid 27670] tkill(27673, SIGSTOP)       = 0
[pid 27673] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27670, si_uid=65534} ---
[pid 27670] exit_group(0 <unfinished ...>
[pid 27673] --- stopped by SIGSTOP ---
[pid 27670] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27673, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27670] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27670, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27674 attached
, child_tidptr=0x555556efc5d0) = 27674
[pid 27674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27674] setpgid(0, 0)               = 0
[pid 27674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27674] write(3, "1000", 4)         = 4
[pid 27674] close(3)                    = 0
[pid 27674] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27674] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.362217][T27670] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27674] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27674] close(5)                    = 0
[pid 27674] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27677 attached
) = 27677
[pid 27674] tkill(27677, SIGSTOP)       = 0
[pid 27674] exit_group(0 <unfinished ...>
[pid 27677] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27674, si_uid=65534} ---
[pid 27674] <... exit_group resumed>)   = ?
[pid 27677] --- stopped by SIGSTOP ---
[pid 27674] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27677, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27678 attached
, child_tidptr=0x555556efc5d0) = 27678
[pid 27678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27678] setpgid(0, 0)               = 0
[pid 27678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27678] write(3, "1000", 4)         = 4
[pid 27678] close(3)                    = 0
[pid 27678] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27678] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.410417][T27674] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27678] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27678] close(5)                    = 0
[pid 27678] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27681 attached
) = 27681
[pid 27678] tkill(27681, SIGSTOP)       = 0
[pid 27681] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27678, si_uid=65534} ---
[pid 27678] exit_group(0 <unfinished ...>
[pid 27681] --- stopped by SIGSTOP ---
[pid 27678] <... exit_group resumed>)   = ?
[pid 27678] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27681, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27682 attached
, child_tidptr=0x555556efc5d0) = 27682
[pid 27682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27682] setpgid(0, 0)               = 0
[pid 27682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27682] write(3, "1000", 4)         = 4
[pid 27682] close(3)                    = 0
[pid 27682] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27682] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.454073][T27678] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27682] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27682] close(5)                    = 0
[pid 27682] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27685 attached
) = 27685
[pid 27682] tkill(27685, SIGSTOP)       = 0
[pid 27685] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27682, si_uid=65534} ---
[pid 27682] exit_group(0 <unfinished ...>
[pid 27685] --- stopped by SIGSTOP ---
[pid 27682] <... exit_group resumed>)   = ?
[pid 27682] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27685, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27686 attached
, child_tidptr=0x555556efc5d0) = 27686
[pid 27686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27686] setpgid(0, 0)               = 0
[pid 27686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27686] write(3, "1000", 4)         = 4
[pid 27686] close(3)                    = 0
[pid 27686] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27686] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.501099][T27682] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27686] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27686] close(5)                    = 0
[pid 27686] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27689 attached
) = 27689
[pid 27686] tkill(27689, SIGSTOP)       = 0
[pid 27689] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27686, si_uid=65534} ---
[pid 27686] exit_group(0 <unfinished ...>
[pid 27689] --- stopped by SIGSTOP ---
[pid 27686] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27689, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27686] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27686, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27690 attached
, child_tidptr=0x555556efc5d0) = 27690
[pid 27690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27690] setpgid(0, 0)               = 0
[pid 27690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27690] write(3, "1000", 4)         = 4
[pid 27690] close(3)                    = 0
[pid 27690] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27690] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.549074][T27686] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27690] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27690] close(5)                    = 0
[pid 27690] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27693 attached
) = 27693
[pid 27690] tkill(27693, SIGSTOP)       = 0
[pid 27693] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27690, si_uid=65534} ---
[pid 27690] exit_group(0 <unfinished ...>
[pid 27693] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27693, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27690] <... exit_group resumed>)   = ?
[pid 27690] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27690, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27694 attached
, child_tidptr=0x555556efc5d0) = 27694
[pid 27694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27694] setpgid(0, 0)               = 0
[pid 27694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27694] write(3, "1000", 4)         = 4
[pid 27694] close(3)                    = 0
[pid 27694] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27694] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.593847][T27690] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27694] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27694] close(5)                    = 0
[pid 27694] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27697 attached
) = 27697
[pid 27694] tkill(27697, SIGSTOP)       = 0
[pid 27697] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27694, si_uid=65534} ---
[pid 27694] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27697, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27697] --- stopped by SIGSTOP ---
[pid 27694] <... exit_group resumed>)   = ?
[pid 27694] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27694, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27698 attached
, child_tidptr=0x555556efc5d0) = 27698
[pid 27698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27698] setpgid(0, 0)               = 0
[pid 27698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27698] write(3, "1000", 4)         = 4
[pid 27698] close(3)                    = 0
[pid 27698] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27698] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.639338][T27694] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27698] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27698] close(5)                    = 0
[pid 27698] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27701 attached
) = 27701
[pid 27698] tkill(27701, SIGSTOP)       = 0
[pid 27701] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27698, si_uid=65534} ---
[pid 27698] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27701, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27701] --- stopped by SIGSTOP ---
[pid 27698] <... exit_group resumed>)   = ?
[pid 27698] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27698, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27702 attached
, child_tidptr=0x555556efc5d0) = 27702
[pid 27702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27702] setpgid(0, 0)               = 0
[pid 27702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27702] write(3, "1000", 4)         = 4
[pid 27702] close(3)                    = 0
[pid 27702] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27702] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.685692][T27698] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27702] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27702] close(5)                    = 0
[pid 27702] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27705 attached
) = 27705
[pid 27702] tkill(27705, SIGSTOP)       = 0
[pid 27705] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27702, si_uid=65534} ---
[pid 27702] exit_group(0 <unfinished ...>
[pid 27705] --- stopped by SIGSTOP ---
[pid 27702] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27705, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27702] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27702, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27706 attached
, child_tidptr=0x555556efc5d0) = 27706
[pid 27706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27706] setpgid(0, 0)               = 0
[pid 27706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27706] write(3, "1000", 4)         = 4
[pid 27706] close(3)                    = 0
[pid 27706] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27706] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.732744][T27702] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27706] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27706] close(5)                    = 0
[pid 27706] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27709 attached
) = 27709
[pid 27706] tkill(27709, SIGSTOP)       = 0
[pid 27706] exit_group(0 <unfinished ...>
[pid 27709] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27706, si_uid=65534} ---
[pid 27709] --- stopped by SIGSTOP ---
[pid 27706] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27709, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27706] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27706, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27710 attached
, child_tidptr=0x555556efc5d0) = 27710
[pid 27710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27710] setpgid(0, 0)               = 0
[pid 27710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27710] write(3, "1000", 4)         = 4
[pid 27710] close(3)                    = 0
[pid 27710] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27710] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.779140][T27706] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27710] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27710] close(5)                    = 0
[pid 27710] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27713 attached
) = 27713
[pid 27710] tkill(27713, SIGSTOP)       = 0
[pid 27710] exit_group(0 <unfinished ...>
[pid 27713] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27710, si_uid=65534} ---
[pid 27710] <... exit_group resumed>)   = ?
[pid 27713] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27713, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27710] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27710, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27714 attached
, child_tidptr=0x555556efc5d0) = 27714
[pid 27714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27714] setpgid(0, 0)               = 0
[pid 27714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27714] write(3, "1000", 4)         = 4
[pid 27714] close(3)                    = 0
[pid 27714] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27714] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.824681][T27710] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27714] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27714] close(5)                    = 0
[pid 27714] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27717 attached
) = 27717
[pid 27714] tkill(27717, SIGSTOP)       = 0
[pid 27717] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27714, si_uid=65534} ---
[pid 27714] exit_group(0 <unfinished ...>
[pid 27717] --- stopped by SIGSTOP ---
[pid 27714] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27717, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27714] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27714, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27718 attached
, child_tidptr=0x555556efc5d0) = 27718
[pid 27718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27718] setpgid(0, 0)               = 0
[pid 27718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27718] write(3, "1000", 4)         = 4
[pid 27718] close(3)                    = 0
[pid 27718] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27718] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.870049][T27714] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27718] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27718] close(5)                    = 0
[pid 27718] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27721 attached
) = 27721
[pid 27718] tkill(27721, SIGSTOP)       = 0
[pid 27718] exit_group(0 <unfinished ...>
[pid 27721] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27718, si_uid=65534} ---
[pid 27718] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27721, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27721] --- stopped by SIGSTOP ---
[pid 27718] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27718, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27722 attached
, child_tidptr=0x555556efc5d0) = 27722
[pid 27722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27722] setpgid(0, 0)               = 0
[pid 27722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27722] write(3, "1000", 4)         = 4
[pid 27722] close(3)                    = 0
[pid 27722] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27722] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.929270][T27718] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27722] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27722] close(5)                    = 0
[pid 27722] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27725 attached
) = 27725
[pid 27722] tkill(27725, SIGSTOP)       = 0
[pid 27725] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27722, si_uid=65534} ---
[pid 27722] exit_group(0)               = ?
[pid 27725] --- stopped by SIGSTOP ---
[pid 27722] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27725, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27726 attached
, child_tidptr=0x555556efc5d0) = 27726
[pid 27726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27726] setpgid(0, 0)               = 0
[pid 27726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27726] write(3, "1000", 4)         = 4
[pid 27726] close(3)                    = 0
[pid 27726] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27726] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  222.975254][T27722] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27726] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27726] close(5)                    = 0
[pid 27726] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27729 attached
) = 27729
[pid 27726] tkill(27729, SIGSTOP)       = 0
[pid 27726] exit_group(0 <unfinished ...>
[pid 27729] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27726, si_uid=65534} ---
[pid 27726] <... exit_group resumed>)   = ?
[pid 27729] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27729, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27726] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27726, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27730 attached
, child_tidptr=0x555556efc5d0) = 27730
[pid 27730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27730] setpgid(0, 0)               = 0
[pid 27730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27730] write(3, "1000", 4)         = 4
[pid 27730] close(3)                    = 0
[pid 27730] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27730] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.031665][T27726] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27730] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27730] close(5)                    = 0
[pid 27730] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27733 attached
) = 27733
[pid 27730] tkill(27733, SIGSTOP)       = 0
[pid 27733] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27730, si_uid=65534} ---
[pid 27730] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27733, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27733] --- stopped by SIGSTOP ---
[pid 27730] <... exit_group resumed>)   = ?
[pid 27730] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27730, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27734 attached
, child_tidptr=0x555556efc5d0) = 27734
[pid 27734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27734] setpgid(0, 0)               = 0
[pid 27734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27734] write(3, "1000", 4)         = 4
[pid 27734] close(3)                    = 0
[pid 27734] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27734] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.077919][T27730] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27734] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27734] close(5)                    = 0
[pid 27734] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27737 attached
) = 27737
[pid 27734] tkill(27737, SIGSTOP)       = 0
[pid 27734] exit_group(0 <unfinished ...>
[pid 27737] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27734, si_uid=65534} ---
[pid 27734] <... exit_group resumed>)   = ?
[pid 27737] --- stopped by SIGSTOP ---
[pid 27734] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27737, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27738 attached
, child_tidptr=0x555556efc5d0) = 27738
[pid 27738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27738] setpgid(0, 0)               = 0
[pid 27738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27738] write(3, "1000", 4)         = 4
[pid 27738] close(3)                    = 0
[pid 27738] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27738] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.120367][T27734] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27738] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27738] close(5)                    = 0
[pid 27738] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27741 attached
) = 27741
[pid 27738] tkill(27741, SIGSTOP)       = 0
[pid 27741] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27738, si_uid=65534} ---
[pid 27738] exit_group(0 <unfinished ...>
[pid 27741] --- stopped by SIGSTOP ---
[pid 27738] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27741, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27738] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27738, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27742 attached
, child_tidptr=0x555556efc5d0) = 27742
[pid 27742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27742] setpgid(0, 0)               = 0
[pid 27742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27742] write(3, "1000", 4)         = 4
[pid 27742] close(3)                    = 0
[pid 27742] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27742] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.167122][T27738] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27742] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27742] close(5)                    = 0
[pid 27742] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27745 attached
) = 27745
[pid 27742] tkill(27745, SIGSTOP)       = 0
[pid 27745] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27742, si_uid=65534} ---
[pid 27742] exit_group(0 <unfinished ...>
[pid 27745] --- stopped by SIGSTOP ---
[pid 27742] <... exit_group resumed>)   = ?
[pid 27742] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27745, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27746 attached
, child_tidptr=0x555556efc5d0) = 27746
[pid 27746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27746] setpgid(0, 0)               = 0
[pid 27746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27746] write(3, "1000", 4)         = 4
[pid 27746] close(3)                    = 0
[pid 27746] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27746] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.212445][T27742] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27746] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27746] close(5)                    = 0
[pid 27746] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27749 attached
) = 27749
[pid 27746] tkill(27749, SIGSTOP)       = 0
[pid 27746] exit_group(0 <unfinished ...>
[pid 27749] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27746, si_uid=65534} ---
[pid 27746] <... exit_group resumed>)   = ?
[pid 27749] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27749, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27746] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27746, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27750 attached
, child_tidptr=0x555556efc5d0) = 27750
[pid 27750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27750] setpgid(0, 0)               = 0
[pid 27750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27750] write(3, "1000", 4)         = 4
[pid 27750] close(3)                    = 0
[pid 27750] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27750] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.256616][T27746] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27750] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27750] close(5)                    = 0
[pid 27750] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27753 attached
) = 27753
[pid 27750] tkill(27753, SIGSTOP)       = 0
[pid 27753] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27750, si_uid=65534} ---
[pid 27750] exit_group(0)               = ?
[pid 27753] --- stopped by SIGSTOP ---
[pid 27750] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27753, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27754 attached
, child_tidptr=0x555556efc5d0) = 27754
[pid 27754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27754] setpgid(0, 0)               = 0
[pid 27754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27754] write(3, "1000", 4)         = 4
[pid 27754] close(3)                    = 0
[pid 27754] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27754] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.300433][T27750] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27754] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27754] close(5)                    = 0
[pid 27754] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27757 attached
) = 27757
[pid 27754] tkill(27757, SIGSTOP)       = 0
[pid 27757] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27754, si_uid=65534} ---
[pid 27754] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27757, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27757] --- stopped by SIGSTOP ---
[pid 27754] <... exit_group resumed>)   = ?
[pid 27754] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27754, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27758 attached
, child_tidptr=0x555556efc5d0) = 27758
[pid 27758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27758] setpgid(0, 0)               = 0
[pid 27758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27758] write(3, "1000", 4)         = 4
[pid 27758] close(3)                    = 0
[pid 27758] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27758] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.344607][T27754] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27758] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27758] close(5)                    = 0
[pid 27758] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27761 attached
) = 27761
[pid 27758] tkill(27761, SIGSTOP)       = 0
[pid 27761] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27758, si_uid=65534} ---
[pid 27758] exit_group(0 <unfinished ...>
[pid 27761] --- stopped by SIGSTOP ---
[pid 27758] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27761, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27758] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27758, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27762 attached
, child_tidptr=0x555556efc5d0) = 27762
[pid 27762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27762] setpgid(0, 0)               = 0
[pid 27762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27762] write(3, "1000", 4)         = 4
[pid 27762] close(3)                    = 0
[pid 27762] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27762] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.393778][T27758] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27762] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27762] close(5)                    = 0
[pid 27762] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27765 attached
) = 27765
[pid 27762] tkill(27765, SIGSTOP)       = 0
[pid 27765] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27762, si_uid=65534} ---
[pid 27762] exit_group(0)               = ?
[pid 27765] --- stopped by SIGSTOP ---
[pid 27762] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27765, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27766 attached
, child_tidptr=0x555556efc5d0) = 27766
[pid 27766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27766] setpgid(0, 0)               = 0
[pid 27766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27766] write(3, "1000", 4)         = 4
[pid 27766] close(3)                    = 0
[pid 27766] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27766] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.439449][T27762] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27766] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27766] close(5)                    = 0
[pid 27766] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27769 attached
) = 27769
[pid 27766] tkill(27769, SIGSTOP)       = 0
[pid 27769] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27766, si_uid=65534} ---
[pid 27766] exit_group(0 <unfinished ...>
[pid 27769] --- stopped by SIGSTOP ---
[pid 27766] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27769, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27766] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27766, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27770 attached
, child_tidptr=0x555556efc5d0) = 27770
[pid 27770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27770] setpgid(0, 0)               = 0
[pid 27770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27770] write(3, "1000", 4)         = 4
[pid 27770] close(3)                    = 0
[pid 27770] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27770] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27770] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27770] close(5)                    = 0
[pid 27770] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27773 attached
) = 27773
[pid 27770] tkill(27773, SIGSTOP)       = 0
[pid 27773] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27770, si_uid=65534} ---
[pid 27770] exit_group(0)               = ?
[pid 27773] --- stopped by SIGSTOP ---
[pid 27770] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27773, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27774 attached
, child_tidptr=0x555556efc5d0) = 27774
[pid 27774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27774] setpgid(0, 0)               = 0
[pid 27774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27774] write(3, "1000", 4)         = 4
[pid 27774] close(3)                    = 0
[pid 27774] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27774] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.484303][T27766] vhci_hcd vhci_hcd.0: port 0 already used
[  223.523396][T27770] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27774] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27774] close(5)                    = 0
[pid 27774] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27777 attached
) = 27777
[pid 27774] tkill(27777, SIGSTOP)       = 0
[pid 27777] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27774, si_uid=65534} ---
[pid 27774] exit_group(0 <unfinished ...>
[pid 27777] --- stopped by SIGSTOP ---
[pid 27774] <... exit_group resumed>)   = ?
[pid 27774] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27777, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27778 attached
, child_tidptr=0x555556efc5d0) = 27778
[pid 27778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27778] setpgid(0, 0)               = 0
[pid 27778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27778] write(3, "1000", 4)         = 4
[pid 27778] close(3)                    = 0
[pid 27778] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27778] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.566360][T27774] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27778] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27778] close(5)                    = 0
[pid 27778] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27781 attached
) = 27781
[pid 27778] tkill(27781, SIGSTOP)       = 0
[pid 27781] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27778, si_uid=65534} ---
[pid 27778] exit_group(0)               = ?
[pid 27781] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27781, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27778] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27778, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27782 attached
, child_tidptr=0x555556efc5d0) = 27782
[pid 27782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27782] setpgid(0, 0)               = 0
[pid 27782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27782] write(3, "1000", 4)         = 4
[pid 27782] close(3)                    = 0
[pid 27782] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27782] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.608080][T27778] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27782] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27782] close(5)                    = 0
[pid 27782] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27785 attached
) = 27785
[pid 27782] tkill(27785, SIGSTOP)       = 0
[pid 27785] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27782, si_uid=65534} ---
[pid 27782] exit_group(0)               = ?
[pid 27782] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27782, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 27785] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27785, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27786 attached
, child_tidptr=0x555556efc5d0) = 27786
[pid 27786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27786] setpgid(0, 0)               = 0
[pid 27786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27786] write(3, "1000", 4)         = 4
[pid 27786] close(3)                    = 0
[pid 27786] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27786] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.652072][T27782] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27786] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27786] close(5)                    = 0
[pid 27786] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27789 attached
) = 27789
[pid 27786] tkill(27789, SIGSTOP)       = 0
[pid 27789] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27786, si_uid=65534} ---
[pid 27786] exit_group(0 <unfinished ...>
[pid 27789] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27789, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27786] <... exit_group resumed>)   = ?
[pid 27786] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27786, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27790 attached
, child_tidptr=0x555556efc5d0) = 27790
[pid 27790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27790] setpgid(0, 0)               = 0
[pid 27790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27790] write(3, "1000", 4)         = 4
[pid 27790] close(3)                    = 0
[pid 27790] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27790] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.699938][T27786] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27790] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27790] close(5)                    = 0
[pid 27790] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27793 attached
) = 27793
[pid 27790] tkill(27793, SIGSTOP)       = 0
[pid 27793] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27790, si_uid=65534} ---
[pid 27790] exit_group(0 <unfinished ...>
[pid 27793] --- stopped by SIGSTOP ---
[pid 27790] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27793, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27790] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27790, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27794 attached
, child_tidptr=0x555556efc5d0) = 27794
[pid 27794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27794] setpgid(0, 0)               = 0
[pid 27794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27794] write(3, "1000", 4)         = 4
[pid 27794] close(3)                    = 0
[pid 27794] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27794] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.743887][T27790] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27794] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27794] close(5)                    = 0
[pid 27794] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27797 attached
) = 27797
[pid 27794] tkill(27797, SIGSTOP)       = 0
[pid 27797] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27794, si_uid=65534} ---
[pid 27794] exit_group(0 <unfinished ...>
[pid 27797] --- stopped by SIGSTOP ---
[pid 27794] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27797, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27794] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27794, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27798 attached
, child_tidptr=0x555556efc5d0) = 27798
[pid 27798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27798] setpgid(0, 0)               = 0
[pid 27798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27798] write(3, "1000", 4)         = 4
[pid 27798] close(3)                    = 0
[pid 27798] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27798] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.787685][T27794] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27798] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27798] close(5)                    = 0
[pid 27798] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27801 attached
) = 27801
[pid 27798] tkill(27801, SIGSTOP)       = 0
[pid 27801] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27798, si_uid=65534} ---
[pid 27798] exit_group(0 <unfinished ...>
[pid 27801] --- stopped by SIGSTOP ---
[pid 27798] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27801, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27798] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27798, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27802 attached
, child_tidptr=0x555556efc5d0) = 27802
[pid 27802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27802] setpgid(0, 0)               = 0
[pid 27802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27802] write(3, "1000", 4)         = 4
[pid 27802] close(3)                    = 0
[pid 27802] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27802] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.831870][T27798] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27802] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27802] close(5)                    = 0
[pid 27802] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27805 attached
) = 27805
[pid 27802] tkill(27805, SIGSTOP)       = 0
[pid 27802] exit_group(0)               = ?
[pid 27805] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27802, si_uid=65534} ---
[pid 27805] --- stopped by SIGSTOP ---
[pid 27802] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27805, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27806 attached
, child_tidptr=0x555556efc5d0) = 27806
[pid 27806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27806] setpgid(0, 0)               = 0
[pid 27806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27806] write(3, "1000", 4)         = 4
[pid 27806] close(3)                    = 0
[pid 27806] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27806] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 27806] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27806] close(5)                    = 0
[pid 27806] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27809 attached
) = 27809
[pid 27806] tkill(27809, SIGSTOP)       = 0
[pid 27809] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27806, si_uid=65534} ---
[pid 27806] exit_group(0)               = ?
[pid 27809] --- stopped by SIGSTOP ---
[pid 27806] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27809, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27810 attached
, child_tidptr=0x555556efc5d0) = 27810
[pid 27810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27810] setpgid(0, 0)               = 0
[pid 27810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27810] write(3, "1000", 4)         = 4
[pid 27810] close(3)                    = 0
[pid 27810] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27810] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.876453][T27802] vhci_hcd vhci_hcd.0: port 0 already used
[  223.916649][T27806] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27810] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27810] close(5)                    = 0
[pid 27810] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27813 attached
) = 27813
[pid 27810] tkill(27813, SIGSTOP)       = 0
[pid 27813] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27810, si_uid=65534} ---
[pid 27810] exit_group(0 <unfinished ...>
[pid 27813] --- stopped by SIGSTOP ---
[pid 27810] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27813, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27810] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27810, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27814 attached
, child_tidptr=0x555556efc5d0) = 27814
[pid 27814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27814] setpgid(0, 0)               = 0
[pid 27814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27814] write(3, "1000", 4)         = 4
[pid 27814] close(3)                    = 0
[pid 27814] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27814] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  223.960310][T27810] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27814] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27814] close(5)                    = 0
[pid 27814] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27817 attached
) = 27817
[pid 27814] tkill(27817, SIGSTOP)       = 0
[pid 27814] exit_group(0 <unfinished ...>
[pid 27817] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27814, si_uid=65534} ---
[pid 27814] <... exit_group resumed>)   = ?
[pid 27817] --- stopped by SIGSTOP ---
[pid 27814] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27817, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27818 attached
, child_tidptr=0x555556efc5d0) = 27818
[pid 27818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27818] setpgid(0, 0)               = 0
[pid 27818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27818] write(3, "1000", 4)         = 4
[pid 27818] close(3)                    = 0
[pid 27818] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27818] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.006020][T27814] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27818] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27818] close(5)                    = 0
[pid 27818] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27821 attached
) = 27821
[pid 27818] tkill(27821, SIGSTOP)       = 0
[pid 27818] exit_group(0 <unfinished ...>
[pid 27821] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27818, si_uid=65534} ---
[pid 27818] <... exit_group resumed>)   = ?
[pid 27821] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27821, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27818] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27818, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27822 attached
, child_tidptr=0x555556efc5d0) = 27822
[pid 27822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27822] setpgid(0, 0)               = 0
[pid 27822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27822] write(3, "1000", 4)         = 4
[pid 27822] close(3)                    = 0
[pid 27822] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27822] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.057809][T27818] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27822] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27822] close(5)                    = 0
[pid 27822] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27825 attached
) = 27825
[pid 27822] tkill(27825, SIGSTOP)       = 0
[pid 27822] exit_group(0 <unfinished ...>
[pid 27825] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27822, si_uid=65534} ---
[pid 27822] <... exit_group resumed>)   = ?
[pid 27825] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27825, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27822] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27822, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27826 attached
, child_tidptr=0x555556efc5d0) = 27826
[pid 27826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27826] setpgid(0, 0)               = 0
[pid 27826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27826] write(3, "1000", 4)         = 4
[pid 27826] close(3)                    = 0
[pid 27826] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27826] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.101390][T27822] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27826] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27826] close(5)                    = 0
[pid 27826] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27829 attached
) = 27829
[pid 27826] tkill(27829, SIGSTOP)       = 0
[pid 27829] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27826, si_uid=65534} ---
[pid 27826] exit_group(0)               = ?
[pid 27829] --- stopped by SIGSTOP ---
[pid 27826] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27829, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27830 attached
, child_tidptr=0x555556efc5d0) = 27830
[pid 27830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27830] setpgid(0, 0)               = 0
[pid 27830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27830] write(3, "1000", 4)         = 4
[pid 27830] close(3)                    = 0
[pid 27830] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27830] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.143814][T27826] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27830] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27830] close(5)                    = 0
[pid 27830] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27833 attached
) = 27833
[pid 27830] tkill(27833, SIGSTOP)       = 0
[pid 27833] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27830, si_uid=65534} ---
[pid 27830] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27833, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27833] --- stopped by SIGSTOP ---
[pid 27830] <... exit_group resumed>)   = ?
[pid 27830] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27830, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27834 attached
, child_tidptr=0x555556efc5d0) = 27834
[pid 27834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27834] setpgid(0, 0)               = 0
[pid 27834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27834] write(3, "1000", 4)         = 4
[pid 27834] close(3)                    = 0
[pid 27834] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27834] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.193183][T27830] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27834] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27834] close(5)                    = 0
[pid 27834] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27837 attached
) = 27837
[pid 27834] tkill(27837, SIGSTOP)       = 0
[pid 27837] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27834, si_uid=65534} ---
[pid 27834] exit_group(0 <unfinished ...>
[pid 27837] --- stopped by SIGSTOP ---
[pid 27834] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27837, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27834] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27834, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27838 attached
, child_tidptr=0x555556efc5d0) = 27838
[pid 27838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27838] setpgid(0, 0)               = 0
[pid 27838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27838] write(3, "1000", 4)         = 4
[pid 27838] close(3)                    = 0
[pid 27838] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27838] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.239183][T27834] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27838] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27838] close(5)                    = 0
[pid 27838] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27841 attached
) = 27841
[pid 27838] tkill(27841, SIGSTOP)       = 0
[pid 27841] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27838, si_uid=65534} ---
[pid 27838] exit_group(0 <unfinished ...>
[pid 27841] --- stopped by SIGSTOP ---
[pid 27838] <... exit_group resumed>)   = ?
[pid 27838] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27841, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27842 attached
, child_tidptr=0x555556efc5d0) = 27842
[pid 27842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27842] setpgid(0, 0)               = 0
[pid 27842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27842] write(3, "1000", 4)         = 4
[pid 27842] close(3)                    = 0
[pid 27842] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27842] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.283268][T27838] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27842] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27842] close(5)                    = 0
[pid 27842] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27845 attached
) = 27845
[pid 27842] tkill(27845, SIGSTOP)       = 0
[pid 27842] exit_group(0 <unfinished ...>
[pid 27845] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27842, si_uid=65534} ---
[pid 27842] <... exit_group resumed>)   = ?
[pid 27842] +++ exited with 0 +++
[pid 27845] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27842, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27846 attached
, child_tidptr=0x555556efc5d0) = 27846
[pid 27846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27846] setpgid(0, 0)               = 0
[pid 27846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27846] write(3, "1000", 4)         = 4
[pid 27846] close(3)                    = 0
[pid 27846] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27846] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.333444][T27842] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27846] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27846] close(5)                    = 0
[pid 27846] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27849 attached
) = 27849
[pid 27846] tkill(27849, SIGSTOP)       = 0
[pid 27849] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27846, si_uid=65534} ---
[pid 27846] exit_group(0 <unfinished ...>
[pid 27849] --- stopped by SIGSTOP ---
[pid 27846] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27849, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27846] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27846, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27850 attached
, child_tidptr=0x555556efc5d0) = 27850
[pid 27850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27850] setpgid(0, 0)               = 0
[pid 27850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27850] write(3, "1000", 4)         = 4
[pid 27850] close(3)                    = 0
[pid 27850] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27850] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.377834][T27846] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27850] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27850] close(5)                    = 0
[pid 27850] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27853 attached
) = 27853
[pid 27850] tkill(27853, SIGSTOP)       = 0
[pid 27850] exit_group(0 <unfinished ...>
[pid 27853] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27850, si_uid=65534} ---
[pid 27850] <... exit_group resumed>)   = ?
[pid 27853] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27853, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27850] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27850, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27854 attached
, child_tidptr=0x555556efc5d0) = 27854
[pid 27854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27854] setpgid(0, 0)               = 0
[pid 27854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27854] write(3, "1000", 4)         = 4
[pid 27854] close(3)                    = 0
[pid 27854] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27854] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.421814][T27850] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27854] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27854] close(5)                    = 0
[pid 27854] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27857 attached
) = 27857
[pid 27854] tkill(27857, SIGSTOP)       = 0
[pid 27857] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27854, si_uid=65534} ---
[pid 27854] exit_group(0)               = ?
[pid 27857] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27857, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27854] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27854, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27858 attached
, child_tidptr=0x555556efc5d0) = 27858
[pid 27858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27858] setpgid(0, 0)               = 0
[pid 27858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27858] write(3, "1000", 4)         = 4
[pid 27858] close(3)                    = 0
[pid 27858] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27858] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.466407][T27854] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27858] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27858] close(5)                    = 0
[pid 27858] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27861 attached
) = 27861
[pid 27858] tkill(27861, SIGSTOP)       = 0
[pid 27858] exit_group(0 <unfinished ...>
[pid 27861] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27858, si_uid=65534} ---
[pid 27858] <... exit_group resumed>)   = ?
[pid 27861] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27861, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27858] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27858, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27862 attached
, child_tidptr=0x555556efc5d0) = 27862
[pid 27862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27862] setpgid(0, 0)               = 0
[pid 27862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27862] write(3, "1000", 4)         = 4
[pid 27862] close(3)                    = 0
[pid 27862] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27862] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.510271][T27858] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27862] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27862] close(5)                    = 0
[pid 27862] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27865 attached
) = 27865
[pid 27862] tkill(27865, SIGSTOP)       = 0
[pid 27865] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27862, si_uid=65534} ---
[pid 27862] exit_group(0 <unfinished ...>
[pid 27865] --- stopped by SIGSTOP ---
[pid 27862] <... exit_group resumed>)   = ?
[pid 27862] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27865, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27866 attached
, child_tidptr=0x555556efc5d0) = 27866
[pid 27866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27866] setpgid(0, 0)               = 0
[pid 27866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27866] write(3, "1000", 4)         = 4
[pid 27866] close(3)                    = 0
[pid 27866] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27866] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.556180][T27862] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27866] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27866] close(5)                    = 0
[pid 27866] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27869 attached
) = 27869
[pid 27866] tkill(27869, SIGSTOP)       = 0
[pid 27866] exit_group(0 <unfinished ...>
[pid 27869] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27866, si_uid=65534} ---
[pid 27866] <... exit_group resumed>)   = ?
[pid 27869] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27869, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27866] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27866, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27870 attached
, child_tidptr=0x555556efc5d0) = 27870
[pid 27870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27870] setpgid(0, 0)               = 0
[pid 27870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27870] write(3, "1000", 4)         = 4
[pid 27870] close(3)                    = 0
[pid 27870] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27870] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.614570][T27866] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27870] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27870] close(5)                    = 0
[pid 27870] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27873 attached
) = 27873
[pid 27870] tkill(27873, SIGSTOP)       = 0
[pid 27873] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27870, si_uid=65534} ---
[pid 27870] exit_group(0 <unfinished ...>
[pid 27873] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27873, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27870] <... exit_group resumed>)   = ?
[pid 27870] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27870, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27874 attached
, child_tidptr=0x555556efc5d0) = 27874
[pid 27874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27874] setpgid(0, 0)               = 0
[pid 27874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27874] write(3, "1000", 4)         = 4
[pid 27874] close(3)                    = 0
[pid 27874] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27874] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.659351][T27870] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27874] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27874] close(5)                    = 0
[pid 27874] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27877 attached
) = 27877
[pid 27874] tkill(27877, SIGSTOP)       = 0
[pid 27877] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27874, si_uid=65534} ---
[pid 27874] exit_group(0)               = ?
[pid 27874] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27874, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 27877] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27877, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27878 attached
, child_tidptr=0x555556efc5d0) = 27878
[pid 27878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27878] setpgid(0, 0)               = 0
[pid 27878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27878] write(3, "1000", 4)         = 4
[pid 27878] close(3)                    = 0
[pid 27878] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27878] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.706633][T27874] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27878] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27878] close(5)                    = 0
[pid 27878] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27881 attached
) = 27881
[pid 27878] tkill(27881, SIGSTOP)       = 0
[pid 27881] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27878, si_uid=65534} ---
[pid 27878] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27881, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27881] --- stopped by SIGSTOP ---
[pid 27878] <... exit_group resumed>)   = ?
[pid 27878] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27878, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27882 attached
, child_tidptr=0x555556efc5d0) = 27882
[pid 27882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27882] setpgid(0, 0)               = 0
[pid 27882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27882] write(3, "1000", 4)         = 4
[pid 27882] close(3)                    = 0
[pid 27882] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27882] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.755073][T27878] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27882] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27882] close(5)                    = 0
[pid 27882] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27885 attached
) = 27885
[pid 27882] tkill(27885, SIGSTOP)       = 0
[pid 27885] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27882, si_uid=65534} ---
[pid 27882] exit_group(0 <unfinished ...>
[pid 27885] --- stopped by SIGSTOP ---
[pid 27882] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27885, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27882] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27882, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27886 attached
, child_tidptr=0x555556efc5d0) = 27886
[pid 27886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27886] setpgid(0, 0)               = 0
[pid 27886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27886] write(3, "1000", 4)         = 4
[pid 27886] close(3)                    = 0
[pid 27886] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27886] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.803589][T27882] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27886] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27886] close(5)                    = 0
[pid 27886] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27889 attached
) = 27889
[pid 27886] tkill(27889, SIGSTOP)       = 0
[pid 27889] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27886, si_uid=65534} ---
[pid 27886] exit_group(0)               = ?
[pid 27889] --- stopped by SIGSTOP ---
[pid 27886] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27889, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27890 attached
, child_tidptr=0x555556efc5d0) = 27890
[pid 27890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27890] setpgid(0, 0)               = 0
[pid 27890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27890] write(3, "1000", 4)         = 4
[pid 27890] close(3)                    = 0
[pid 27890] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27890] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.848124][T27886] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27890] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27890] close(5)                    = 0
[pid 27890] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27893 attached
) = 27893
[pid 27890] tkill(27893, SIGSTOP)       = 0
[pid 27893] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27890, si_uid=65534} ---
[pid 27890] exit_group(0 <unfinished ...>
[pid 27893] --- stopped by SIGSTOP ---
[pid 27890] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27893, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27890] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27890, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27894 attached
, child_tidptr=0x555556efc5d0) = 27894
[pid 27894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27894] setpgid(0, 0)               = 0
[pid 27894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27894] write(3, "1000", 4)         = 4
[pid 27894] close(3)                    = 0
[pid 27894] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27894] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.897119][T27890] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27894] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27894] close(5)                    = 0
[pid 27894] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27897 attached
) = 27897
[pid 27894] tkill(27897, SIGSTOP)       = 0
[pid 27897] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27894, si_uid=65534} ---
[pid 27894] exit_group(0 <unfinished ...>
[pid 27897] --- stopped by SIGSTOP ---
[pid 27894] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27897, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27894] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27894, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27898 attached
, child_tidptr=0x555556efc5d0) = 27898
[pid 27898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27898] setpgid(0, 0)               = 0
[pid 27898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27898] write(3, "1000", 4)         = 4
[pid 27898] close(3)                    = 0
[pid 27898] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27898] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.941408][T27894] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27898] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27898] close(5)                    = 0
[pid 27898] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27901 attached
) = 27901
[pid 27898] tkill(27901, SIGSTOP)       = 0
[pid 27898] exit_group(0 <unfinished ...>
[pid 27901] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27898, si_uid=65534} ---
[pid 27898] <... exit_group resumed>)   = ?
[pid 27901] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27901, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27898] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27898, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27902 attached
, child_tidptr=0x555556efc5d0) = 27902
[pid 27902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27902] setpgid(0, 0)               = 0
[pid 27902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27902] write(3, "1000", 4)         = 4
[pid 27902] close(3)                    = 0
[pid 27902] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27902] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  224.986218][T27898] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27902] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27902] close(5)                    = 0
[pid 27902] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27905 attached
) = 27905
[pid 27902] tkill(27905, SIGSTOP)       = 0
[pid 27905] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27902, si_uid=65534} ---
[pid 27902] exit_group(0 <unfinished ...>
[pid 27905] --- stopped by SIGSTOP ---
[pid 27902] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27905, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27902] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27902, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27906 attached
, child_tidptr=0x555556efc5d0) = 27906
[pid 27906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27906] setpgid(0, 0)               = 0
[pid 27906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27906] write(3, "1000", 4)         = 4
[pid 27906] close(3)                    = 0
[pid 27906] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27906] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.033200][T27902] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27906] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27906] close(5)                    = 0
[pid 27906] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27909 attached
) = 27909
[pid 27906] tkill(27909, SIGSTOP)       = 0
[pid 27909] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27906, si_uid=65534} ---
[pid 27909] --- stopped by SIGSTOP ---
[pid 27906] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27909, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27906] <... exit_group resumed>)   = ?
[pid 27906] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27906, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27910 attached
, child_tidptr=0x555556efc5d0) = 27910
[pid 27910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27910] setpgid(0, 0)               = 0
[pid 27910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27910] write(3, "1000", 4)         = 4
[pid 27910] close(3)                    = 0
[pid 27910] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27910] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.082382][T27906] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27910] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27910] close(5)                    = 0
[pid 27910] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27913 attached
) = 27913
[pid 27910] tkill(27913, SIGSTOP)       = 0
[pid 27913] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27910, si_uid=65534} ---
[pid 27910] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27913, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27913] --- stopped by SIGSTOP ---
[pid 27910] <... exit_group resumed>)   = ?
[pid 27910] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27910, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27914 attached
, child_tidptr=0x555556efc5d0) = 27914
[pid 27914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27914] setpgid(0, 0)               = 0
[pid 27914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27914] write(3, "1000", 4)         = 4
[pid 27914] close(3)                    = 0
[pid 27914] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27914] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.126918][T27910] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27914] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27914] close(5)                    = 0
[pid 27914] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27917 attached
) = 27917
[pid 27914] tkill(27917, SIGSTOP)       = 0
[pid 27917] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27914, si_uid=65534} ---
[pid 27914] exit_group(0 <unfinished ...>
[pid 27917] --- stopped by SIGSTOP ---
[pid 27914] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27917, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27914] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27914, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27918 attached
, child_tidptr=0x555556efc5d0) = 27918
[pid 27918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27918] setpgid(0, 0)               = 0
[pid 27918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27918] write(3, "1000", 4)         = 4
[pid 27918] close(3)                    = 0
[pid 27918] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27918] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.171707][T27914] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27918] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27918] close(5)                    = 0
[pid 27918] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27921 attached
) = 27921
[pid 27918] tkill(27921, SIGSTOP)       = 0
[pid 27918] exit_group(0 <unfinished ...>
[pid 27921] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27918, si_uid=65534} ---
[pid 27918] <... exit_group resumed>)   = ?
[pid 27921] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27921, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27918] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27918, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27922 attached
, child_tidptr=0x555556efc5d0) = 27922
[pid 27922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27922] setpgid(0, 0)               = 0
[pid 27922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27922] write(3, "1000", 4)         = 4
[pid 27922] close(3)                    = 0
[pid 27922] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27922] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.215298][T27918] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27922] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27922] close(5)                    = 0
[pid 27922] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27925 attached
) = 27925
[pid 27922] tkill(27925, SIGSTOP)       = 0
[pid 27925] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27922, si_uid=65534} ---
[pid 27922] exit_group(0 <unfinished ...>
[pid 27925] --- stopped by SIGSTOP ---
[pid 27922] <... exit_group resumed>)   = ?
[pid 27922] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27925, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27926 attached
, child_tidptr=0x555556efc5d0) = 27926
[pid 27926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27926] setpgid(0, 0)               = 0
[pid 27926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27926] write(3, "1000", 4)         = 4
[pid 27926] close(3)                    = 0
[pid 27926] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27926] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.260626][T27922] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27926] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27926] close(5)                    = 0
[pid 27926] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27929 attached
) = 27929
[pid 27926] tkill(27929, SIGSTOP)       = 0
[pid 27929] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27926, si_uid=65534} ---
[pid 27926] exit_group(0 <unfinished ...>
[pid 27929] --- stopped by SIGSTOP ---
[pid 27926] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27929, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27926] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27926, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27930 attached
, child_tidptr=0x555556efc5d0) = 27930
[pid 27930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27930] setpgid(0, 0)               = 0
[pid 27930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27930] write(3, "1000", 4)         = 4
[pid 27930] close(3)                    = 0
[pid 27930] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27930] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.306770][T27926] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27930] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27930] close(5)                    = 0
[pid 27930] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27933 attached
) = 27933
[pid 27930] tkill(27933, SIGSTOP)       = 0
[pid 27933] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27930, si_uid=65534} ---
[pid 27930] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27933, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27933] --- stopped by SIGSTOP ---
[pid 27930] <... exit_group resumed>)   = ?
[pid 27930] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27930, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27934 attached
, child_tidptr=0x555556efc5d0) = 27934
[pid 27934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27934] setpgid(0, 0)               = 0
[pid 27934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27934] write(3, "1000", 4)         = 4
[pid 27934] close(3)                    = 0
[pid 27934] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27934] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.354427][T27930] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27934] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27934] close(5)                    = 0
[pid 27934] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27937 attached
) = 27937
[pid 27934] tkill(27937, SIGSTOP)       = 0
[pid 27937] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27934, si_uid=65534} ---
[pid 27934] exit_group(0 <unfinished ...>
[pid 27937] --- stopped by SIGSTOP ---
[pid 27934] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27937, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27934] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27934, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27938 attached
, child_tidptr=0x555556efc5d0) = 27938
[pid 27938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27938] setpgid(0, 0)               = 0
[pid 27938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27938] write(3, "1000", 4)         = 4
[pid 27938] close(3)                    = 0
[pid 27938] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27938] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.400603][T27934] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27938] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27938] close(5)                    = 0
[pid 27938] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27941 attached
) = 27941
[pid 27938] tkill(27941, SIGSTOP)       = 0
[pid 27941] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27938, si_uid=65534} ---
[pid 27938] exit_group(0 <unfinished ...>
[pid 27941] --- stopped by SIGSTOP ---
[pid 27938] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27941, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27938] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27938, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27942 attached
, child_tidptr=0x555556efc5d0) = 27942
[pid 27942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27942] setpgid(0, 0)               = 0
[pid 27942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27942] write(3, "1000", 4)         = 4
[pid 27942] close(3)                    = 0
[pid 27942] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27942] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.444201][T27938] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27942] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27942] close(5)                    = 0
[pid 27942] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27945 attached
) = 27945
[pid 27942] tkill(27945, SIGSTOP)       = 0
[pid 27945] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27942, si_uid=65534} ---
[pid 27942] exit_group(0 <unfinished ...>
[pid 27945] --- stopped by SIGSTOP ---
[pid 27942] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27945, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27942] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27942, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27946 attached
, child_tidptr=0x555556efc5d0) = 27946
[pid 27946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27946] setpgid(0, 0)               = 0
[pid 27946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27946] write(3, "1000", 4)         = 4
[pid 27946] close(3)                    = 0
[pid 27946] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27946] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.489623][T27942] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27946] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27946] close(5)                    = 0
[pid 27946] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27949 attached
) = 27949
[pid 27946] tkill(27949, SIGSTOP)       = 0
[pid 27949] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27946, si_uid=65534} ---
[pid 27946] exit_group(0)               = ?
[pid 27949] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27949, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27946] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27946, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27950 attached
, child_tidptr=0x555556efc5d0) = 27950
[pid 27950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27950] setpgid(0, 0)               = 0
[pid 27950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27950] write(3, "1000", 4)         = 4
[pid 27950] close(3)                    = 0
[pid 27950] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27950] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.536637][T27946] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27950] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27950] close(5)                    = 0
[pid 27950] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27953 attached
) = 27953
[pid 27950] tkill(27953, SIGSTOP)       = 0
[pid 27950] exit_group(0 <unfinished ...>
[pid 27953] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27950, si_uid=65534} ---
[pid 27950] <... exit_group resumed>)   = ?
[pid 27953] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27953, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27950] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27950, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27954 attached
, child_tidptr=0x555556efc5d0) = 27954
[pid 27954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27954] setpgid(0, 0)               = 0
[pid 27954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27954] write(3, "1000", 4)         = 4
[pid 27954] close(3)                    = 0
[pid 27954] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27954] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.583255][T27950] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27954] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27954] close(5)                    = 0
[pid 27954] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27957 attached
) = 27957
[pid 27954] tkill(27957, SIGSTOP)       = 0
[pid 27957] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27954, si_uid=65534} ---
[pid 27954] exit_group(0 <unfinished ...>
[pid 27957] --- stopped by SIGSTOP ---
[pid 27954] <... exit_group resumed>)   = ?
[pid 27954] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27957, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27958 attached
, child_tidptr=0x555556efc5d0) = 27958
[pid 27958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27958] setpgid(0, 0)               = 0
[pid 27958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27958] write(3, "1000", 4)         = 4
[pid 27958] close(3)                    = 0
[pid 27958] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27958] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.626250][T27954] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27958] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27958] close(5)                    = 0
[pid 27958] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27961 attached
) = 27961
[pid 27958] tkill(27961, SIGSTOP)       = 0
[pid 27958] exit_group(0 <unfinished ...>
[pid 27961] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27958, si_uid=65534} ---
[pid 27958] <... exit_group resumed>)   = ?
[pid 27961] --- stopped by SIGSTOP ---
[pid 27958] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27961, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27962 attached
, child_tidptr=0x555556efc5d0) = 27962
[pid 27962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27962] setpgid(0, 0)               = 0
[pid 27962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27962] write(3, "1000", 4)         = 4
[pid 27962] close(3)                    = 0
[pid 27962] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27962] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.683474][T27958] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27962] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27962] close(5)                    = 0
[pid 27962] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27965 attached
) = 27965
[pid 27962] tkill(27965, SIGSTOP)       = 0
[pid 27965] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27962, si_uid=65534} ---
[pid 27962] exit_group(0 <unfinished ...>
[pid 27965] --- stopped by SIGSTOP ---
[pid 27962] <... exit_group resumed>)   = ?
[pid 27962] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27965, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27966 attached
, child_tidptr=0x555556efc5d0) = 27966
[pid 27966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27966] setpgid(0, 0)               = 0
[pid 27966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27966] write(3, "1000", 4)         = 4
[pid 27966] close(3)                    = 0
[pid 27966] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27966] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.727969][T27962] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27966] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27966] close(5)                    = 0
[pid 27966] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27969 attached
) = 27969
[pid 27966] tkill(27969, SIGSTOP)       = 0
[pid 27969] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27966, si_uid=65534} ---
[pid 27966] exit_group(0 <unfinished ...>
[pid 27969] --- stopped by SIGSTOP ---
[pid 27966] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27969, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 27966] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27966, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27970 attached
, child_tidptr=0x555556efc5d0) = 27970
[pid 27970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27970] setpgid(0, 0)               = 0
[pid 27970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27970] write(3, "1000", 4)         = 4
[pid 27970] close(3)                    = 0
[pid 27970] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27970] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.777090][T27966] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27970] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27970] close(5)                    = 0
[pid 27970] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27973 attached
) = 27973
[pid 27970] tkill(27973, SIGSTOP)       = 0
[pid 27973] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27970, si_uid=65534} ---
[pid 27970] exit_group(0 <unfinished ...>
[pid 27973] --- stopped by SIGSTOP ---
[pid 27970] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27973, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27970] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27970, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27974 attached
, child_tidptr=0x555556efc5d0) = 27974
[pid 27974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27974] setpgid(0, 0)               = 0
[pid 27974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27974] write(3, "1000", 4)         = 4
[pid 27974] close(3)                    = 0
[pid 27974] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27974] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.818393][T27970] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27974] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27974] close(5)                    = 0
[pid 27974] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27977 attached
) = 27977
[pid 27974] tkill(27977, SIGSTOP)       = 0
[pid 27977] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27974, si_uid=65534} ---
[pid 27974] exit_group(0 <unfinished ...>
[pid 27977] --- stopped by SIGSTOP ---
[pid 27974] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27977, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 27974] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27974, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27978 attached
, child_tidptr=0x555556efc5d0) = 27978
[pid 27978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27978] setpgid(0, 0)               = 0
[pid 27978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27978] write(3, "1000", 4)         = 4
[pid 27978] close(3)                    = 0
[pid 27978] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27978] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.862115][T27974] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27978] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27978] close(5)                    = 0
[pid 27978] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27981 attached
) = 27981
[pid 27978] tkill(27981, SIGSTOP)       = 0
[pid 27981] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27978, si_uid=65534} ---
[pid 27978] exit_group(0 <unfinished ...>
[pid 27981] --- stopped by SIGSTOP ---
[pid 27978] <... exit_group resumed>)   = ?
[pid 27978] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27981, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27982 attached
, child_tidptr=0x555556efc5d0) = 27982
[pid 27982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27982] setpgid(0, 0)               = 0
[pid 27982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27982] write(3, "1000", 4)         = 4
[pid 27982] close(3)                    = 0
[pid 27982] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27982] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.907492][T27978] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27982] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27982] close(5)                    = 0
[pid 27982] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27985 attached
) = 27985
[pid 27982] tkill(27985, SIGSTOP)       = 0
[pid 27985] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27982, si_uid=65534} ---
[pid 27982] exit_group(0 <unfinished ...>
[pid 27985] --- stopped by SIGSTOP ---
[pid 27982] <... exit_group resumed>)   = ?
[pid 27982] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27985, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27986 attached
, child_tidptr=0x555556efc5d0) = 27986
[pid 27986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27986] setpgid(0, 0)               = 0
[pid 27986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27986] write(3, "1000", 4)         = 4
[pid 27986] close(3)                    = 0
[pid 27986] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27986] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.949915][T27982] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27986] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27986] close(5)                    = 0
[pid 27986] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27989 attached
) = 27989
[pid 27986] tkill(27989, SIGSTOP)       = 0
[pid 27989] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27986, si_uid=65534} ---
[pid 27986] exit_group(0 <unfinished ...>
[pid 27989] --- stopped by SIGSTOP ---
[pid 27986] <... exit_group resumed>)   = ?
[pid 27986] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27989, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27990 attached
, child_tidptr=0x555556efc5d0) = 27990
[pid 27990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27990] setpgid(0, 0)               = 0
[pid 27990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27990] write(3, "1000", 4)         = 4
[pid 27990] close(3)                    = 0
[pid 27990] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27990] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  225.996211][T27986] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27990] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27990] close(5)                    = 0
[pid 27990] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27993 attached
) = 27993
[pid 27990] tkill(27993, SIGSTOP)       = 0
[pid 27993] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27990, si_uid=65534} ---
[pid 27990] exit_group(0 <unfinished ...>
[pid 27993] --- stopped by SIGSTOP ---
[pid 27990] <... exit_group resumed>)   = ?
[pid 27990] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27993, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27994 attached
, child_tidptr=0x555556efc5d0) = 27994
[pid 27994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27994] setpgid(0, 0)               = 0
[pid 27994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27994] write(3, "1000", 4)         = 4
[pid 27994] close(3)                    = 0
[pid 27994] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27994] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.044000][T27990] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27994] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27994] close(5)                    = 0
[pid 27994] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 27997 attached
) = 27997
[pid 27994] tkill(27997, SIGSTOP)       = 0
[pid 27994] exit_group(0 <unfinished ...>
[pid 27997] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27994, si_uid=65534} ---
[pid 27994] <... exit_group resumed>)   = ?
[pid 27997] --- stopped by SIGSTOP ---
[pid 27994] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=27997, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 27998 attached
, child_tidptr=0x555556efc5d0) = 27998
[pid 27998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 27998] setpgid(0, 0)               = 0
[pid 27998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 27998] write(3, "1000", 4)         = 4
[pid 27998] close(3)                    = 0
[pid 27998] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 27998] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.089296][T27994] vhci_hcd vhci_hcd.0: port 0 already used
[pid 27998] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 27998] close(5)                    = 0
[pid 27998] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28001 attached
) = 28001
[pid 27998] tkill(28001, SIGSTOP)       = 0
[pid 28001] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=27998, si_uid=65534} ---
[pid 27998] exit_group(0 <unfinished ...>
[pid 28001] --- stopped by SIGSTOP ---
[pid 27998] <... exit_group resumed>)   = ?
[pid 27998] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28001, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28002 attached
, child_tidptr=0x555556efc5d0) = 28002
[pid 28002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28002] setpgid(0, 0)               = 0
[pid 28002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28002] write(3, "1000", 4)         = 4
[pid 28002] close(3)                    = 0
[pid 28002] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28002] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.132372][T27998] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28002] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28002] close(5)                    = 0
[pid 28002] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28005 attached
) = 28005
[pid 28002] tkill(28005, SIGSTOP)       = 0
[pid 28005] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28002, si_uid=65534} ---
[pid 28002] exit_group(0 <unfinished ...>
[pid 28005] --- stopped by SIGSTOP ---
[pid 28002] <... exit_group resumed>)   = ?
[pid 28002] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28005, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28006 attached
, child_tidptr=0x555556efc5d0) = 28006
[pid 28006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28006] setpgid(0, 0)               = 0
[pid 28006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28006] write(3, "1000", 4)         = 4
[pid 28006] close(3)                    = 0
[pid 28006] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28006] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.179899][T28002] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28006] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28006] close(5)                    = 0
[pid 28006] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28009 attached
) = 28009
[pid 28006] tkill(28009, SIGSTOP)       = 0
[pid 28009] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28006, si_uid=65534} ---
[pid 28006] exit_group(0)               = ?
[pid 28009] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28009, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28006] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28006, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28010 attached
, child_tidptr=0x555556efc5d0) = 28010
[pid 28010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28010] setpgid(0, 0)               = 0
[pid 28010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28010] write(3, "1000", 4)         = 4
[pid 28010] close(3)                    = 0
[pid 28010] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28010] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.225200][T28006] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28010] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28010] close(5)                    = 0
[pid 28010] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28013 attached
) = 28013
[pid 28010] tkill(28013, SIGSTOP)       = 0
[pid 28013] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28010, si_uid=65534} ---
[pid 28010] exit_group(0 <unfinished ...>
[pid 28013] --- stopped by SIGSTOP ---
[pid 28010] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28013, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28010] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28010, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28014 attached
, child_tidptr=0x555556efc5d0) = 28014
[pid 28014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28014] setpgid(0, 0)               = 0
[pid 28014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28014] write(3, "1000", 4)         = 4
[pid 28014] close(3)                    = 0
[pid 28014] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28014] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.272127][T28010] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28014] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28014] close(5)                    = 0
[pid 28014] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28017 attached
) = 28017
[pid 28014] tkill(28017, SIGSTOP)       = 0
[pid 28017] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28014, si_uid=65534} ---
[pid 28014] exit_group(0 <unfinished ...>
[pid 28017] --- stopped by SIGSTOP ---
[pid 28014] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28017, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28014] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28014, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28018 attached
, child_tidptr=0x555556efc5d0) = 28018
[pid 28018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28018] setpgid(0, 0)               = 0
[pid 28018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28018] write(3, "1000", 4)         = 4
[pid 28018] close(3)                    = 0
[pid 28018] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28018] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.320016][T28014] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28018] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28018] close(5)                    = 0
[pid 28018] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28021 attached
) = 28021
[pid 28018] tkill(28021, SIGSTOP)       = 0
[pid 28021] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28018, si_uid=65534} ---
[pid 28018] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28021, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28021] --- stopped by SIGSTOP ---
[pid 28018] <... exit_group resumed>)   = ?
[pid 28018] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28018, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28022 attached
, child_tidptr=0x555556efc5d0) = 28022
[pid 28022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28022] setpgid(0, 0)               = 0
[pid 28022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28022] write(3, "1000", 4)         = 4
[pid 28022] close(3)                    = 0
[pid 28022] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28022] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.364423][T28018] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28022] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28022] close(5)                    = 0
[pid 28022] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28025 attached
) = 28025
[pid 28022] tkill(28025, SIGSTOP)       = 0
[pid 28025] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28022, si_uid=65534} ---
[pid 28022] exit_group(0)               = ?
[pid 28025] --- stopped by SIGSTOP ---
[pid 28022] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28025, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28026 attached
, child_tidptr=0x555556efc5d0) = 28026
[pid 28026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28026] setpgid(0, 0)               = 0
[pid 28026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28026] write(3, "1000", 4)         = 4
[pid 28026] close(3)                    = 0
[pid 28026] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28026] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.408202][T28022] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28026] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28026] close(5)                    = 0
[pid 28026] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28029 attached
) = 28029
[pid 28026] tkill(28029, SIGSTOP)       = 0
[pid 28029] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28026, si_uid=65534} ---
[pid 28026] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28029, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28029] --- stopped by SIGSTOP ---
[pid 28026] <... exit_group resumed>)   = ?
[pid 28026] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28026, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28030 attached
, child_tidptr=0x555556efc5d0) = 28030
[pid 28030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28030] setpgid(0, 0)               = 0
[pid 28030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28030] write(3, "1000", 4)         = 4
[pid 28030] close(3)                    = 0
[pid 28030] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28030] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.463440][T28026] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28030] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28030] close(5)                    = 0
[pid 28030] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28033 attached
) = 28033
[pid 28030] tkill(28033, SIGSTOP)       = 0
[pid 28030] exit_group(0 <unfinished ...>
[pid 28033] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28030, si_uid=65534} ---
[pid 28030] <... exit_group resumed>)   = ?
[pid 28033] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28033, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28030] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28030, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28034 attached
, child_tidptr=0x555556efc5d0) = 28034
[pid 28034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28034] setpgid(0, 0)               = 0
[pid 28034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28034] write(3, "1000", 4)         = 4
[pid 28034] close(3)                    = 0
[pid 28034] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28034] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.513035][T28030] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28034] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28034] close(5)                    = 0
[pid 28034] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28037 attached
) = 28037
[pid 28034] tkill(28037, SIGSTOP)       = 0
[pid 28037] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28034, si_uid=65534} ---
[pid 28034] exit_group(0 <unfinished ...>
[pid 28037] --- stopped by SIGSTOP ---
[pid 28034] <... exit_group resumed>)   = ?
[pid 28034] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28037, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28038 attached
, child_tidptr=0x555556efc5d0) = 28038
[pid 28038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28038] setpgid(0, 0)               = 0
[pid 28038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28038] write(3, "1000", 4)         = 4
[pid 28038] close(3)                    = 0
[pid 28038] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28038] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.559270][T28034] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28038] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28038] close(5)                    = 0
[pid 28038] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28041 attached
) = 28041
[pid 28038] tkill(28041, SIGSTOP)       = 0
[pid 28041] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28038, si_uid=65534} ---
[pid 28038] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28041, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28041] --- stopped by SIGSTOP ---
[pid 28038] <... exit_group resumed>)   = ?
[pid 28038] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28038, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28042 attached
, child_tidptr=0x555556efc5d0) = 28042
[pid 28042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28042] setpgid(0, 0)               = 0
[pid 28042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28042] write(3, "1000", 4)         = 4
[pid 28042] close(3)                    = 0
[pid 28042] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28042] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.611610][T28038] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28042] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28042] close(5)                    = 0
[pid 28042] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28045 attached
) = 28045
[pid 28042] tkill(28045, SIGSTOP)       = 0
[pid 28045] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28042, si_uid=65534} ---
[pid 28042] exit_group(0)               = ?
[pid 28045] --- stopped by SIGSTOP ---
[pid 28042] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28045, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28046 attached
, child_tidptr=0x555556efc5d0) = 28046
[pid 28046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28046] setpgid(0, 0)               = 0
[pid 28046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28046] write(3, "1000", 4)         = 4
[pid 28046] close(3)                    = 0
[pid 28046] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28046] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.658677][T28042] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28046] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28046] close(5)                    = 0
[pid 28046] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28049 attached
) = 28049
[pid 28046] tkill(28049, SIGSTOP)       = 0
[pid 28049] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28046, si_uid=65534} ---
[pid 28046] exit_group(0 <unfinished ...>
[pid 28049] --- stopped by SIGSTOP ---
[pid 28046] <... exit_group resumed>)   = ?
[pid 28046] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28049, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28050 attached
, child_tidptr=0x555556efc5d0) = 28050
[pid 28050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28050] setpgid(0, 0)               = 0
[pid 28050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28050] write(3, "1000", 4)         = 4
[pid 28050] close(3)                    = 0
[pid 28050] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28050] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.711926][T28046] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28050] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28050] close(5)                    = 0
[pid 28050] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28053 attached
) = 28053
[pid 28050] tkill(28053, SIGSTOP)       = 0
[pid 28050] exit_group(0 <unfinished ...>
[pid 28053] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28050, si_uid=65534} ---
[pid 28050] <... exit_group resumed>)   = ?
[pid 28053] --- stopped by SIGSTOP ---
[pid 28050] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28053, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28054 attached
, child_tidptr=0x555556efc5d0) = 28054
[pid 28054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28054] setpgid(0, 0)               = 0
[pid 28054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28054] write(3, "1000", 4)         = 4
[pid 28054] close(3)                    = 0
[pid 28054] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28054] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.757333][T28050] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28054] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28054] close(5)                    = 0
[pid 28054] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28057 attached
) = 28057
[pid 28054] tkill(28057, SIGSTOP)       = 0
[pid 28054] exit_group(0)               = ?
[pid 28057] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28054, si_uid=65534} ---
[pid 28054] +++ exited with 0 +++
[pid 28057] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28054, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28058 attached
, child_tidptr=0x555556efc5d0) = 28058
[pid 28058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28058] setpgid(0, 0)               = 0
[pid 28058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28058] write(3, "1000", 4)         = 4
[pid 28058] close(3)                    = 0
[pid 28058] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28058] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28058] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28058] close(5)                    = 0
[pid 28058] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28061 attached
) = 28061
[pid 28058] tkill(28061, SIGSTOP)       = 0
[pid 28061] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28058, si_uid=65534} ---
[pid 28058] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28061, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28061] --- stopped by SIGSTOP ---
[pid 28058] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28058, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28062 attached
, child_tidptr=0x555556efc5d0) = 28062
[pid 28062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28062] setpgid(0, 0)               = 0
[pid 28062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28062] write(3, "1000", 4)         = 4
[pid 28062] close(3)                    = 0
[pid 28062] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28062] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.802813][T28054] vhci_hcd vhci_hcd.0: port 0 already used
[  226.840402][T28058] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28062] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28062] close(5)                    = 0
[pid 28062] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28065 attached
) = 28065
[pid 28062] tkill(28065, SIGSTOP)       = 0
[pid 28065] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28062, si_uid=65534} ---
[pid 28062] exit_group(0 <unfinished ...>
[pid 28065] --- stopped by SIGSTOP ---
[pid 28062] <... exit_group resumed>)   = ?
[pid 28062] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28065, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28066 attached
, child_tidptr=0x555556efc5d0) = 28066
[pid 28066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28066] setpgid(0, 0)               = 0
[pid 28066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28066] write(3, "1000", 4)         = 4
[pid 28066] close(3)                    = 0
[pid 28066] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28066] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.884520][T28062] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28066] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28066] close(5)                    = 0
[pid 28066] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28069 attached
) = 28069
[pid 28066] tkill(28069, SIGSTOP)       = 0
[pid 28066] exit_group(0 <unfinished ...>
[pid 28069] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28066, si_uid=65534} ---
[pid 28066] <... exit_group resumed>)   = ?
[pid 28069] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28069, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28066] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28066, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28070 attached
, child_tidptr=0x555556efc5d0) = 28070
[pid 28070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28070] setpgid(0, 0)               = 0
[pid 28070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28070] write(3, "1000", 4)         = 4
[pid 28070] close(3)                    = 0
[pid 28070] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28070] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.932150][T28066] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28070] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28070] close(5)                    = 0
[pid 28070] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28073 attached
) = 28073
[pid 28070] tkill(28073, SIGSTOP)       = 0
[pid 28070] exit_group(0 <unfinished ...>
[pid 28073] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28070, si_uid=65534} ---
[pid 28070] <... exit_group resumed>)   = ?
[pid 28073] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28073, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28070] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28070, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28074 attached
, child_tidptr=0x555556efc5d0) = 28074
[pid 28074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28074] setpgid(0, 0)               = 0
[pid 28074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28074] write(3, "1000", 4)         = 4
[pid 28074] close(3)                    = 0
[pid 28074] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28074] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  226.975782][T28070] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28074] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28074] close(5)                    = 0
[pid 28074] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28077 attached
) = 28077
[pid 28074] tkill(28077, SIGSTOP)       = 0
[pid 28077] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28074, si_uid=65534} ---
[pid 28074] exit_group(0 <unfinished ...>
[pid 28077] --- stopped by SIGSTOP ---
[pid 28074] <... exit_group resumed>)   = ?
[pid 28074] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28077, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28078 attached
, child_tidptr=0x555556efc5d0) = 28078
[pid 28078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28078] setpgid(0, 0)               = 0
[pid 28078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28078] write(3, "1000", 4)         = 4
[pid 28078] close(3)                    = 0
[pid 28078] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28078] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.022257][T28074] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28078] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28078] close(5)                    = 0
[pid 28078] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28081 attached
) = 28081
[pid 28078] tkill(28081, SIGSTOP)       = 0
[pid 28081] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28078, si_uid=65534} ---
[pid 28078] exit_group(0 <unfinished ...>
[pid 28081] --- stopped by SIGSTOP ---
[pid 28078] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28081, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28078] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28078, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28082 attached
, child_tidptr=0x555556efc5d0) = 28082
[pid 28082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28082] setpgid(0, 0)               = 0
[pid 28082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28082] write(3, "1000", 4)         = 4
[pid 28082] close(3)                    = 0
[pid 28082] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28082] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.074345][T28078] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28082] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28082] close(5)                    = 0
[pid 28082] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28085 attached
) = 28085
[pid 28082] tkill(28085, SIGSTOP)       = 0
[pid 28085] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28082, si_uid=65534} ---
[pid 28082] exit_group(0 <unfinished ...>
[pid 28085] --- stopped by SIGSTOP ---
[pid 28082] <... exit_group resumed>)   = ?
[pid 28082] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28085, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28086 attached
, child_tidptr=0x555556efc5d0) = 28086
[pid 28086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28086] setpgid(0, 0)               = 0
[pid 28086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28086] write(3, "1000", 4)         = 4
[pid 28086] close(3)                    = 0
[pid 28086] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28086] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.120333][T28082] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28086] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28086] close(5)                    = 0
[pid 28086] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28089 attached
) = 28089
[pid 28086] tkill(28089, SIGSTOP)       = 0
[pid 28089] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28086, si_uid=65534} ---
[pid 28086] exit_group(0 <unfinished ...>
[pid 28089] --- stopped by SIGSTOP ---
[pid 28086] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28089, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28086] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28086, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28090 attached
, child_tidptr=0x555556efc5d0) = 28090
[pid 28090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28090] setpgid(0, 0)               = 0
[pid 28090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28090] write(3, "1000", 4)         = 4
[pid 28090] close(3)                    = 0
[pid 28090] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28090] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.177516][T28086] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28090] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28090] close(5)                    = 0
[pid 28090] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28093 attached
) = 28093
[pid 28090] tkill(28093, SIGSTOP)       = 0
[pid 28093] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28090, si_uid=65534} ---
[pid 28090] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28093, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28093] --- stopped by SIGSTOP ---
[pid 28090] <... exit_group resumed>)   = ?
[pid 28090] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28090, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28094 attached
, child_tidptr=0x555556efc5d0) = 28094
[pid 28094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28094] setpgid(0, 0)               = 0
[pid 28094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28094] write(3, "1000", 4)         = 4
[pid 28094] close(3)                    = 0
[pid 28094] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28094] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.223194][T28090] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28094] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28094] close(5)                    = 0
[pid 28094] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28097 attached
) = 28097
[pid 28094] tkill(28097, SIGSTOP)       = 0
[pid 28097] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28094, si_uid=65534} ---
[pid 28094] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28097, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28097] --- stopped by SIGSTOP ---
[pid 28094] <... exit_group resumed>)   = ?
[pid 28094] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28094, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28098 attached
, child_tidptr=0x555556efc5d0) = 28098
[pid 28098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28098] setpgid(0, 0)               = 0
[pid 28098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28098] write(3, "1000", 4)         = 4
[pid 28098] close(3)                    = 0
[pid 28098] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28098] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.270110][T28094] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28098] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28098] close(5)                    = 0
[pid 28098] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28101 attached
) = 28101
[pid 28098] tkill(28101, SIGSTOP)       = 0
[pid 28098] exit_group(0 <unfinished ...>
[pid 28101] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28098, si_uid=65534} ---
[pid 28098] <... exit_group resumed>)   = ?
[pid 28101] --- stopped by SIGSTOP ---
[pid 28098] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28101, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28102 attached
, child_tidptr=0x555556efc5d0) = 28102
[pid 28102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28102] setpgid(0, 0)               = 0
[pid 28102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28102] write(3, "1000", 4)         = 4
[pid 28102] close(3)                    = 0
[pid 28102] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28102] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.318689][T28098] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28102] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28102] close(5)                    = 0
[pid 28102] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28105 attached
) = 28105
[pid 28102] tkill(28105, SIGSTOP)       = 0
[pid 28105] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28102, si_uid=65534} ---
[pid 28102] exit_group(0 <unfinished ...>
[pid 28105] --- stopped by SIGSTOP ---
[pid 28102] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28105, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28102] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28102, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28106 attached
, child_tidptr=0x555556efc5d0) = 28106
[pid 28106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28106] setpgid(0, 0)               = 0
[pid 28106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28106] write(3, "1000", 4)         = 4
[pid 28106] close(3)                    = 0
[pid 28106] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28106] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.365443][T28102] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28106] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28106] close(5)                    = 0
[pid 28106] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28109 attached
) = 28109
[pid 28106] tkill(28109, SIGSTOP)       = 0
[pid 28109] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28106, si_uid=65534} ---
[pid 28106] exit_group(0 <unfinished ...>
[pid 28109] --- stopped by SIGSTOP ---
[pid 28106] <... exit_group resumed>)   = ?
[pid 28106] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28109, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28110 attached
, child_tidptr=0x555556efc5d0) = 28110
[pid 28110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28110] setpgid(0, 0)               = 0
[pid 28110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28110] write(3, "1000", 4)         = 4
[pid 28110] close(3)                    = 0
[pid 28110] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28110] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.411997][T28106] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28110] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28110] close(5)                    = 0
[pid 28110] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28113 attached
) = 28113
[pid 28110] tkill(28113, SIGSTOP)       = 0
[pid 28113] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28110, si_uid=65534} ---
[pid 28110] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28113, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28113] --- stopped by SIGSTOP ---
[pid 28110] <... exit_group resumed>)   = ?
[pid 28110] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28110, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28114 attached
, child_tidptr=0x555556efc5d0) = 28114
[pid 28114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28114] setpgid(0, 0)               = 0
[pid 28114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28114] write(3, "1000", 4)         = 4
[pid 28114] close(3)                    = 0
[pid 28114] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28114] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.458388][T28110] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28114] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28114] close(5)                    = 0
[pid 28114] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28117 attached
) = 28117
[pid 28114] tkill(28117, SIGSTOP)       = 0
[pid 28117] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28114, si_uid=65534} ---
[pid 28114] exit_group(0 <unfinished ...>
[pid 28117] --- stopped by SIGSTOP ---
[pid 28114] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28117, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28114] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28114, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28118 attached
, child_tidptr=0x555556efc5d0) = 28118
[pid 28118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28118] setpgid(0, 0)               = 0
[pid 28118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28118] write(3, "1000", 4)         = 4
[pid 28118] close(3)                    = 0
[pid 28118] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28118] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.504671][T28114] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28118] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28118] close(5)                    = 0
[pid 28118] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28121 attached
) = 28121
[pid 28118] tkill(28121, SIGSTOP)       = 0
[pid 28121] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28118, si_uid=65534} ---
[pid 28118] exit_group(0 <unfinished ...>
[pid 28121] --- stopped by SIGSTOP ---
[pid 28118] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28121, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28118] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28118, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28122 attached
, child_tidptr=0x555556efc5d0) = 28122
[pid 28122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28122] setpgid(0, 0)               = 0
[pid 28122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28122] write(3, "1000", 4)         = 4
[pid 28122] close(3)                    = 0
[pid 28122] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28122] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.547015][T28118] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28122] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28122] close(5)                    = 0
[pid 28122] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28125 attached
) = 28125
[pid 28122] tkill(28125, SIGSTOP)       = 0
[pid 28122] exit_group(0 <unfinished ...>
[pid 28125] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28122, si_uid=65534} ---
[pid 28122] <... exit_group resumed>)   = ?
[pid 28125] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28125, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28122] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28122, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28126 attached
, child_tidptr=0x555556efc5d0) = 28126
[pid 28126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28126] setpgid(0, 0)               = 0
[pid 28126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28126] write(3, "1000", 4)         = 4
[pid 28126] close(3)                    = 0
[pid 28126] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28126] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.589670][T28122] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28126] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28126] close(5)                    = 0
[pid 28126] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28129 attached
) = 28129
[pid 28126] tkill(28129, SIGSTOP)       = 0
[pid 28129] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28126, si_uid=65534} ---
[pid 28126] exit_group(0 <unfinished ...>
[pid 28129] --- stopped by SIGSTOP ---
[pid 28126] <... exit_group resumed>)   = ?
[pid 28126] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28129, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28130 attached
, child_tidptr=0x555556efc5d0) = 28130
[pid 28130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28130] setpgid(0, 0)               = 0
[pid 28130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28130] write(3, "1000", 4)         = 4
[pid 28130] close(3)                    = 0
[pid 28130] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28130] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.635890][T28126] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28130] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28130] close(5)                    = 0
[pid 28130] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28133 attached
) = 28133
[pid 28130] tkill(28133, SIGSTOP)       = 0
[pid 28133] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28130, si_uid=65534} ---
[pid 28130] exit_group(0 <unfinished ...>
[pid 28133] --- stopped by SIGSTOP ---
[pid 28130] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28133, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28130] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28130, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28134 attached
, child_tidptr=0x555556efc5d0) = 28134
[pid 28134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28134] setpgid(0, 0)               = 0
[pid 28134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28134] write(3, "1000", 4)         = 4
[pid 28134] close(3)                    = 0
[pid 28134] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28134] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.682078][T28130] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28134] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28134] close(5)                    = 0
[pid 28134] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28137 attached
) = 28137
[pid 28134] tkill(28137, SIGSTOP)       = 0
[pid 28137] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28134, si_uid=65534} ---
[pid 28134] exit_group(0 <unfinished ...>
[pid 28137] --- stopped by SIGSTOP ---
[pid 28134] <... exit_group resumed>)   = ?
[pid 28134] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28137, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28138 attached
, child_tidptr=0x555556efc5d0) = 28138
[pid 28138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28138] setpgid(0, 0)               = 0
[pid 28138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28138] write(3, "1000", 4)         = 4
[pid 28138] close(3)                    = 0
[pid 28138] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28138] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.725135][T28134] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28138] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28138] close(5)                    = 0
[pid 28138] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28141 attached
) = 28141
[pid 28138] tkill(28141, SIGSTOP)       = 0
[pid 28141] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28138, si_uid=65534} ---
[pid 28138] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28141, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28141] --- stopped by SIGSTOP ---
[pid 28138] <... exit_group resumed>)   = ?
[pid 28138] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28138, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28142 attached
, child_tidptr=0x555556efc5d0) = 28142
[pid 28142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28142] setpgid(0, 0)               = 0
[pid 28142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28142] write(3, "1000", 4)         = 4
[pid 28142] close(3)                    = 0
[pid 28142] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28142] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.770866][T28138] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28142] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28142] close(5)                    = 0
[pid 28142] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28145 attached
) = 28145
[pid 28142] tkill(28145, SIGSTOP)       = 0
[pid 28142] exit_group(0 <unfinished ...>
[pid 28145] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28142, si_uid=65534} ---
[pid 28142] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28145, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28145] --- stopped by SIGSTOP ---
[pid 28142] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28142, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28146 attached
, child_tidptr=0x555556efc5d0) = 28146
[pid 28146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28146] setpgid(0, 0)               = 0
[pid 28146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28146] write(3, "1000", 4)         = 4
[pid 28146] close(3)                    = 0
[pid 28146] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28146] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.815840][T28142] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28146] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28146] close(5)                    = 0
[pid 28146] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28149 attached
) = 28149
[pid 28146] tkill(28149, SIGSTOP)       = 0
[pid 28149] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28146, si_uid=65534} ---
[pid 28146] exit_group(0 <unfinished ...>
[pid 28149] --- stopped by SIGSTOP ---
[pid 28146] <... exit_group resumed>)   = ?
[pid 28146] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28149, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28150 attached
, child_tidptr=0x555556efc5d0) = 28150
[pid 28150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28150] setpgid(0, 0)               = 0
[pid 28150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28150] write(3, "1000", 4)         = 4
[pid 28150] close(3)                    = 0
[pid 28150] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28150] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.857476][T28146] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28150] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28150] close(5)                    = 0
[pid 28150] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28153 attached
) = 28153
[pid 28150] tkill(28153, SIGSTOP)       = 0
[pid 28153] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28150, si_uid=65534} ---
[pid 28150] exit_group(0 <unfinished ...>
[pid 28153] --- stopped by SIGSTOP ---
[pid 28150] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28153, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28150] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28150, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28154 attached
, child_tidptr=0x555556efc5d0) = 28154
[pid 28154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28154] setpgid(0, 0)               = 0
[pid 28154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28154] write(3, "1000", 4)         = 4
[pid 28154] close(3)                    = 0
[pid 28154] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28154] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.902249][T28150] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28154] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28154] close(5)                    = 0
[pid 28154] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28157 attached
) = 28157
[pid 28154] tkill(28157, SIGSTOP)       = 0
[pid 28157] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28154, si_uid=65534} ---
[pid 28154] exit_group(0 <unfinished ...>
[pid 28157] --- stopped by SIGSTOP ---
[pid 28154] <... exit_group resumed>)   = ?
[pid 28154] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28157, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28158 attached
, child_tidptr=0x555556efc5d0) = 28158
[pid 28158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28158] setpgid(0, 0)               = 0
[pid 28158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28158] write(3, "1000", 4)         = 4
[pid 28158] close(3)                    = 0
[pid 28158] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28158] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.947246][T28154] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28158] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28158] close(5)                    = 0
[pid 28158] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28161 attached
) = 28161
[pid 28158] tkill(28161, SIGSTOP)       = 0
[pid 28161] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28158, si_uid=65534} ---
[pid 28158] exit_group(0 <unfinished ...>
[pid 28161] --- stopped by SIGSTOP ---
[pid 28158] <... exit_group resumed>)   = ?
[pid 28158] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28161, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28162 attached
, child_tidptr=0x555556efc5d0) = 28162
[pid 28162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28162] setpgid(0, 0)               = 0
[pid 28162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28162] write(3, "1000", 4)         = 4
[pid 28162] close(3)                    = 0
[pid 28162] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28162] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  227.993528][T28158] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28162] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28162] close(5)                    = 0
[pid 28162] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28165 attached
) = 28165
[pid 28162] tkill(28165, SIGSTOP)       = 0
[pid 28165] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28162, si_uid=65534} ---
[pid 28162] exit_group(0 <unfinished ...>
[pid 28165] --- stopped by SIGSTOP ---
[pid 28162] <... exit_group resumed>)   = ?
[pid 28162] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28165, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28166 attached
, child_tidptr=0x555556efc5d0) = 28166
[pid 28166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28166] setpgid(0, 0)               = 0
[pid 28166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28166] write(3, "1000", 4)         = 4
[pid 28166] close(3)                    = 0
[pid 28166] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28166] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.040366][T28162] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28166] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28166] close(5)                    = 0
[pid 28166] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28169 attached
) = 28169
[pid 28166] tkill(28169, SIGSTOP)       = 0
[pid 28169] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28166, si_uid=65534} ---
[pid 28166] exit_group(0 <unfinished ...>
[pid 28169] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28169, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28166] <... exit_group resumed>)   = ?
[pid 28166] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28166, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28170 attached
, child_tidptr=0x555556efc5d0) = 28170
[pid 28170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28170] setpgid(0, 0)               = 0
[pid 28170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28170] write(3, "1000", 4)         = 4
[pid 28170] close(3)                    = 0
[pid 28170] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28170] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.090222][T28166] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28170] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28170] close(5)                    = 0
[pid 28170] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28173 attached
) = 28173
[pid 28170] tkill(28173, SIGSTOP)       = 0
[pid 28170] exit_group(0 <unfinished ...>
[pid 28173] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28170, si_uid=65534} ---
[pid 28170] <... exit_group resumed>)   = ?
[pid 28173] --- stopped by SIGSTOP ---
[pid 28170] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28173, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28174 attached
, child_tidptr=0x555556efc5d0) = 28174
[pid 28174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28174] setpgid(0, 0)               = 0
[pid 28174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28174] write(3, "1000", 4)         = 4
[pid 28174] close(3)                    = 0
[pid 28174] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28174] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.134760][T28170] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28174] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28174] close(5)                    = 0
[pid 28174] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28177 attached
) = 28177
[pid 28174] tkill(28177, SIGSTOP)       = 0
[pid 28177] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28174, si_uid=65534} ---
[pid 28174] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28177, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28177] --- stopped by SIGSTOP ---
[pid 28174] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28174, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28178 attached
, child_tidptr=0x555556efc5d0) = 28178
[pid 28178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28178] setpgid(0, 0)               = 0
[pid 28178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28178] write(3, "1000", 4)         = 4
[pid 28178] close(3)                    = 0
[pid 28178] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28178] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.178277][T28174] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28178] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28178] close(5)                    = 0
[pid 28178] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28181 attached
) = 28181
[pid 28178] tkill(28181, SIGSTOP)       = 0
[pid 28181] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28178, si_uid=65534} ---
[pid 28178] exit_group(0 <unfinished ...>
[pid 28181] --- stopped by SIGSTOP ---
[pid 28178] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28181, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28178] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28178, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28182 attached
, child_tidptr=0x555556efc5d0) = 28182
[pid 28182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28182] setpgid(0, 0)               = 0
[pid 28182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28182] write(3, "1000", 4)         = 4
[pid 28182] close(3)                    = 0
[pid 28182] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28182] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.224327][T28178] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28182] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28182] close(5)                    = 0
[pid 28182] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28185 attached
) = 28185
[pid 28182] tkill(28185, SIGSTOP)       = 0
[pid 28185] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28182, si_uid=65534} ---
[pid 28182] exit_group(0 <unfinished ...>
[pid 28185] --- stopped by SIGSTOP ---
[pid 28182] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28185, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28182] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28182, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28186 attached
, child_tidptr=0x555556efc5d0) = 28186
[pid 28186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28186] setpgid(0, 0)               = 0
[pid 28186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28186] write(3, "1000", 4)         = 4
[pid 28186] close(3)                    = 0
[pid 28186] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28186] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.272261][T28182] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28186] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28186] close(5)                    = 0
[pid 28186] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28189 attached
) = 28189
[pid 28186] tkill(28189, SIGSTOP)       = 0
[pid 28189] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28186, si_uid=65534} ---
[pid 28186] exit_group(0)               = ?
[pid 28189] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28189, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28186] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28186, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28190 attached
, child_tidptr=0x555556efc5d0) = 28190
[pid 28190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28190] setpgid(0, 0)               = 0
[pid 28190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28190] write(3, "1000", 4)         = 4
[pid 28190] close(3)                    = 0
[pid 28190] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28190] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.314010][T28186] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28190] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28190] close(5)                    = 0
[pid 28190] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28193 attached
) = 28193
[pid 28190] tkill(28193, SIGSTOP)       = 0
[pid 28193] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28190, si_uid=65534} ---
[pid 28190] exit_group(0 <unfinished ...>
[pid 28193] --- stopped by SIGSTOP ---
[pid 28190] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28193, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28190] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28190, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28194 attached
, child_tidptr=0x555556efc5d0) = 28194
[pid 28194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28194] setpgid(0, 0)               = 0
[pid 28194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28194] write(3, "1000", 4)         = 4
[pid 28194] close(3)                    = 0
[pid 28194] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28194] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.357947][T28190] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28194] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28194] close(5)                    = 0
[pid 28194] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28197 attached
) = 28197
[pid 28194] tkill(28197, SIGSTOP)       = 0
[pid 28197] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28194, si_uid=65534} ---
[pid 28194] exit_group(0 <unfinished ...>
[pid 28197] --- stopped by SIGSTOP ---
[pid 28194] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28197, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28194] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28194, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28198 attached
, child_tidptr=0x555556efc5d0) = 28198
[pid 28198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28198] setpgid(0, 0)               = 0
[pid 28198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28198] write(3, "1000", 4)         = 4
[pid 28198] close(3)                    = 0
[pid 28198] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28198] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.401984][T28194] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28198] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28198] close(5)                    = 0
[pid 28198] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28201 attached
) = 28201
[pid 28198] tkill(28201, SIGSTOP)       = 0
[pid 28201] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28198, si_uid=65534} ---
[pid 28198] exit_group(0 <unfinished ...>
[pid 28201] --- stopped by SIGSTOP ---
[pid 28198] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28201, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28198] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28198, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28202 attached
, child_tidptr=0x555556efc5d0) = 28202
[pid 28202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28202] setpgid(0, 0)               = 0
[pid 28202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28202] write(3, "1000", 4)         = 4
[pid 28202] close(3)                    = 0
[pid 28202] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28202] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.445214][T28198] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28202] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28202] close(5)                    = 0
[pid 28202] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28205 attached
) = 28205
[pid 28202] tkill(28205, SIGSTOP)       = 0
[pid 28205] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28202, si_uid=65534} ---
[pid 28202] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28205, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28205] --- stopped by SIGSTOP ---
[pid 28202] <... exit_group resumed>)   = ?
[pid 28202] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28202, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28206 attached
, child_tidptr=0x555556efc5d0) = 28206
[pid 28206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28206] setpgid(0, 0)               = 0
[pid 28206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28206] write(3, "1000", 4)         = 4
[pid 28206] close(3)                    = 0
[pid 28206] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28206] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.490458][T28202] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28206] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28206] close(5)                    = 0
[pid 28206] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28209 attached
) = 28209
[pid 28206] tkill(28209, SIGSTOP)       = 0
[pid 28209] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28206, si_uid=65534} ---
[pid 28206] exit_group(0 <unfinished ...>
[pid 28209] --- stopped by SIGSTOP ---
[pid 28206] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28209, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28206] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28206, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28210 attached
, child_tidptr=0x555556efc5d0) = 28210
[pid 28210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28210] setpgid(0, 0)               = 0
[pid 28210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28210] write(3, "1000", 4)         = 4
[pid 28210] close(3)                    = 0
[pid 28210] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28210] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.533273][T28206] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28210] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28210] close(5)                    = 0
[pid 28210] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28213 attached
) = 28213
[pid 28210] tkill(28213, SIGSTOP)       = 0
[pid 28213] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28210, si_uid=65534} ---
[pid 28210] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28213, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28213] --- stopped by SIGSTOP ---
[pid 28210] <... exit_group resumed>)   = ?
[pid 28210] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28210, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28214 attached
, child_tidptr=0x555556efc5d0) = 28214
[pid 28214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28214] setpgid(0, 0)               = 0
[pid 28214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28214] write(3, "1000", 4)         = 4
[pid 28214] close(3)                    = 0
[pid 28214] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28214] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.577116][T28210] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28214] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28214] close(5)                    = 0
[pid 28214] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28217 attached
) = 28217
[pid 28214] tkill(28217, SIGSTOP)       = 0
[pid 28217] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28214, si_uid=65534} ---
[pid 28214] exit_group(0 <unfinished ...>
[pid 28217] --- stopped by SIGSTOP ---
[pid 28214] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28217, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28214] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28214, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28218 attached
, child_tidptr=0x555556efc5d0) = 28218
[pid 28218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28218] setpgid(0, 0)               = 0
[pid 28218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28218] write(3, "1000", 4)         = 4
[pid 28218] close(3)                    = 0
[pid 28218] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28218] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.624077][T28214] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28218] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28218] close(5)                    = 0
[pid 28218] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28221 attached
) = 28221
[pid 28218] tkill(28221, SIGSTOP)       = 0
[pid 28218] exit_group(0)               = ?
[pid 28221] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28218, si_uid=65534} ---
[pid 28221] --- stopped by SIGSTOP ---
[pid 28218] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28221, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28222 attached
, child_tidptr=0x555556efc5d0) = 28222
[pid 28222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28222] setpgid(0, 0)               = 0
[pid 28222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28222] write(3, "1000", 4)         = 4
[pid 28222] close(3)                    = 0
[pid 28222] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28222] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.671953][T28218] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28222] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28222] close(5)                    = 0
[pid 28222] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28225 attached
) = 28225
[pid 28222] tkill(28225, SIGSTOP)       = 0
[pid 28225] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28222, si_uid=65534} ---
[pid 28222] exit_group(0)               = ?
[pid 28225] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28225, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28222] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28222, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28226 attached
, child_tidptr=0x555556efc5d0) = 28226
[pid 28226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28226] setpgid(0, 0)               = 0
[pid 28226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28226] write(3, "1000", 4)         = 4
[pid 28226] close(3)                    = 0
[pid 28226] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28226] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.719161][T28222] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28226] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28226] close(5)                    = 0
[pid 28226] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28229 attached
) = 28229
[pid 28226] tkill(28229, SIGSTOP)       = 0
[pid 28226] exit_group(0 <unfinished ...>
[pid 28229] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28226, si_uid=65534} ---
[pid 28226] <... exit_group resumed>)   = ?
[pid 28229] --- stopped by SIGSTOP ---
[pid 28226] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28229, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28230 attached
, child_tidptr=0x555556efc5d0) = 28230
[pid 28230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28230] setpgid(0, 0)               = 0
[pid 28230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28230] write(3, "1000", 4)         = 4
[pid 28230] close(3)                    = 0
[pid 28230] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28230] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.764557][T28226] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28230] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28230] close(5)                    = 0
[pid 28230] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28233 attached
) = 28233
[pid 28230] tkill(28233, SIGSTOP)       = 0
[pid 28233] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28230, si_uid=65534} ---
[pid 28230] exit_group(0 <unfinished ...>
[pid 28233] --- stopped by SIGSTOP ---
[pid 28230] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28233, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28230] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28230, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28234 attached
, child_tidptr=0x555556efc5d0) = 28234
[pid 28234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28234] setpgid(0, 0)               = 0
[pid 28234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28234] write(3, "1000", 4)         = 4
[pid 28234] close(3)                    = 0
[pid 28234] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28234] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.811387][T28230] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28234] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28234] close(5)                    = 0
[pid 28234] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28237 attached
) = 28237
[pid 28234] tkill(28237, SIGSTOP)       = 0
[pid 28237] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28234, si_uid=65534} ---
[pid 28234] exit_group(0 <unfinished ...>
[pid 28237] --- stopped by SIGSTOP ---
[pid 28234] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28237, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28234] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28234, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28238 attached
, child_tidptr=0x555556efc5d0) = 28238
[pid 28238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28238] setpgid(0, 0)               = 0
[pid 28238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28238] write(3, "1000", 4)         = 4
[pid 28238] close(3)                    = 0
[pid 28238] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28238] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.856010][T28234] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28238] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28238] close(5)                    = 0
[pid 28238] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28241 attached
) = 28241
[pid 28238] tkill(28241, SIGSTOP)       = 0
[pid 28241] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28238, si_uid=65534} ---
[pid 28238] exit_group(0 <unfinished ...>
[pid 28241] --- stopped by SIGSTOP ---
[pid 28238] <... exit_group resumed>)   = ?
[pid 28238] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28241, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28242 attached
, child_tidptr=0x555556efc5d0) = 28242
[pid 28242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28242] setpgid(0, 0)               = 0
[pid 28242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28242] write(3, "1000", 4)         = 4
[pid 28242] close(3)                    = 0
[pid 28242] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28242] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.901045][T28238] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28242] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28242] close(5)                    = 0
[pid 28242] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28245 attached
) = 28245
[pid 28242] tkill(28245, SIGSTOP)       = 0
[pid 28245] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28242, si_uid=65534} ---
[pid 28242] exit_group(0 <unfinished ...>
[pid 28245] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28245, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28242] <... exit_group resumed>)   = ?
[pid 28242] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28242, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28246 attached
, child_tidptr=0x555556efc5d0) = 28246
[pid 28246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28246] setpgid(0, 0)               = 0
[pid 28246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28246] write(3, "1000", 4)         = 4
[pid 28246] close(3)                    = 0
[pid 28246] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28246] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.950040][T28242] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28246] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28246] close(5)                    = 0
[pid 28246] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28249 attached
) = 28249
[pid 28246] tkill(28249, SIGSTOP)       = 0
[pid 28249] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28246, si_uid=65534} ---
[pid 28246] exit_group(0 <unfinished ...>
[pid 28249] --- stopped by SIGSTOP ---
[pid 28246] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28249, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28246] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28246, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28250 attached
, child_tidptr=0x555556efc5d0) = 28250
[pid 28250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28250] setpgid(0, 0)               = 0
[pid 28250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28250] write(3, "1000", 4)         = 4
[pid 28250] close(3)                    = 0
[pid 28250] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28250] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  228.995700][T28246] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28250] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28250] close(5)                    = 0
[pid 28250] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28253 attached
) = 28253
[pid 28250] tkill(28253, SIGSTOP)       = 0
[pid 28250] exit_group(0 <unfinished ...>
[pid 28253] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28250, si_uid=65534} ---
[pid 28250] <... exit_group resumed>)   = ?
[pid 28253] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28253, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28250] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28250, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28254 attached
, child_tidptr=0x555556efc5d0) = 28254
[pid 28254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28254] setpgid(0, 0)               = 0
[pid 28254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28254] write(3, "1000", 4)         = 4
[pid 28254] close(3)                    = 0
[pid 28254] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28254] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.045313][T28250] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28254] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28254] close(5)                    = 0
[pid 28254] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28257 attached
) = 28257
[pid 28254] tkill(28257, SIGSTOP)       = 0
[pid 28257] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28254, si_uid=65534} ---
[pid 28254] exit_group(0 <unfinished ...>
[pid 28257] --- stopped by SIGSTOP ---
[pid 28254] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28257, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28254] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28254, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28258 attached
, child_tidptr=0x555556efc5d0) = 28258
[pid 28258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28258] setpgid(0, 0)               = 0
[pid 28258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28258] write(3, "1000", 4)         = 4
[pid 28258] close(3)                    = 0
[pid 28258] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28258] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.092788][T28254] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28258] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28258] close(5)                    = 0
[pid 28258] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28261 attached
) = 28261
[pid 28258] tkill(28261, SIGSTOP)       = 0
[pid 28261] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28258, si_uid=65534} ---
[pid 28258] exit_group(0 <unfinished ...>
[pid 28261] --- stopped by SIGSTOP ---
[pid 28258] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28261, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28258] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28258, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28262 attached
, child_tidptr=0x555556efc5d0) = 28262
[pid 28262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28262] setpgid(0, 0)               = 0
[pid 28262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28262] write(3, "1000", 4)         = 4
[pid 28262] close(3)                    = 0
[pid 28262] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28262] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.137688][T28258] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28262] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28262] close(5)                    = 0
[pid 28262] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28265 attached
) = 28265
[pid 28262] tkill(28265, SIGSTOP)       = 0
[pid 28265] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28262, si_uid=65534} ---
[pid 28262] exit_group(0)               = ?
[pid 28265] --- stopped by SIGSTOP ---
[pid 28262] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28265, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28266 attached
, child_tidptr=0x555556efc5d0) = 28266
[pid 28266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28266] setpgid(0, 0)               = 0
[pid 28266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28266] write(3, "1000", 4)         = 4
[pid 28266] close(3)                    = 0
[pid 28266] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28266] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.183982][T28262] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28266] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28266] close(5)                    = 0
[pid 28266] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28269 attached
) = 28269
[pid 28266] tkill(28269, SIGSTOP)       = 0
[pid 28269] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28266, si_uid=65534} ---
[pid 28266] exit_group(0 <unfinished ...>
[pid 28269] --- stopped by SIGSTOP ---
[pid 28266] <... exit_group resumed>)   = ?
[pid 28266] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28269, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28270 attached
, child_tidptr=0x555556efc5d0) = 28270
[pid 28270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28270] setpgid(0, 0)               = 0
[pid 28270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28270] write(3, "1000", 4)         = 4
[pid 28270] close(3)                    = 0
[pid 28270] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28270] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.231293][T28266] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28270] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28270] close(5)                    = 0
[pid 28270] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28273 attached
) = 28273
[pid 28270] tkill(28273, SIGSTOP)       = 0
[pid 28273] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28270, si_uid=65534} ---
[pid 28270] exit_group(0 <unfinished ...>
[pid 28273] --- stopped by SIGSTOP ---
[pid 28270] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28273, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28270] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28270, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28274 attached
, child_tidptr=0x555556efc5d0) = 28274
[pid 28274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28274] setpgid(0, 0)               = 0
[pid 28274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28274] write(3, "1000", 4)         = 4
[pid 28274] close(3)                    = 0
[pid 28274] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28274] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.287393][T28270] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28274] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28274] close(5)                    = 0
[pid 28274] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28277 attached
) = 28277
[pid 28274] tkill(28277, SIGSTOP)       = 0
[pid 28277] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28274, si_uid=65534} ---
[pid 28274] exit_group(0 <unfinished ...>
[pid 28277] --- stopped by SIGSTOP ---
[pid 28274] <... exit_group resumed>)   = ?
[pid 28274] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28277, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28278 attached
, child_tidptr=0x555556efc5d0) = 28278
[pid 28278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28278] setpgid(0, 0)               = 0
[pid 28278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28278] write(3, "1000", 4)         = 4
[pid 28278] close(3)                    = 0
[pid 28278] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28278] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.332381][T28274] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28278] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28278] close(5)                    = 0
[pid 28278] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28281 attached
) = 28281
[pid 28278] tkill(28281, SIGSTOP)       = 0
[pid 28281] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28278, si_uid=65534} ---
[pid 28278] exit_group(0 <unfinished ...>
[pid 28281] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28281, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28278] <... exit_group resumed>)   = ?
[pid 28278] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28278, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28282 attached
, child_tidptr=0x555556efc5d0) = 28282
[pid 28282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28282] setpgid(0, 0)               = 0
[pid 28282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28282] write(3, "1000", 4)         = 4
[pid 28282] close(3)                    = 0
[pid 28282] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28282] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.378612][T28278] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28282] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28282] close(5)                    = 0
[pid 28282] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28285 attached
) = 28285
[pid 28282] tkill(28285, SIGSTOP)       = 0
[pid 28282] exit_group(0)               = ?
[pid 28285] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28282, si_uid=65534} ---
[pid 28282] +++ exited with 0 +++
[pid 28285] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28282, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28286 attached
, child_tidptr=0x555556efc5d0) = 28286
[pid 28286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28286] setpgid(0, 0)               = 0
[pid 28286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28286] write(3, "1000", 4)         = 4
[pid 28286] close(3)                    = 0
[pid 28286] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28286] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.420118][T28282] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28286] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28286] close(5)                    = 0
[pid 28286] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28289 attached
) = 28289
[pid 28286] tkill(28289, SIGSTOP)       = 0
[pid 28289] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28286, si_uid=65534} ---
[pid 28286] exit_group(0 <unfinished ...>
[pid 28289] --- stopped by SIGSTOP ---
[pid 28286] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28289, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28286] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28286, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28290 attached
, child_tidptr=0x555556efc5d0) = 28290
[pid 28290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28290] setpgid(0, 0)               = 0
[pid 28290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28290] write(3, "1000", 4)         = 4
[pid 28290] close(3)                    = 0
[pid 28290] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28290] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.462970][T28286] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28290] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28290] close(5)                    = 0
[pid 28290] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28293 attached
) = 28293
[pid 28290] tkill(28293, SIGSTOP)       = 0
[pid 28293] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28290, si_uid=65534} ---
[pid 28290] exit_group(0 <unfinished ...>
[pid 28293] --- stopped by SIGSTOP ---
[pid 28290] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28293, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28290] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28290, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28294 attached
, child_tidptr=0x555556efc5d0) = 28294
[pid 28294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28294] setpgid(0, 0)               = 0
[pid 28294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28294] write(3, "1000", 4)         = 4
[pid 28294] close(3)                    = 0
[pid 28294] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28294] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.506456][T28290] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28294] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28294] close(5)                    = 0
[pid 28294] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28297 attached
) = 28297
[pid 28294] tkill(28297, SIGSTOP)       = 0
[pid 28297] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28294, si_uid=65534} ---
[pid 28297] --- stopped by SIGSTOP ---
[pid 28294] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28297, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28294] <... exit_group resumed>)   = ?
[pid 28294] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28294, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28298 attached
, child_tidptr=0x555556efc5d0) = 28298
[pid 28298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28298] setpgid(0, 0)               = 0
[pid 28298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28298] write(3, "1000", 4)         = 4
[pid 28298] close(3)                    = 0
[pid 28298] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28298] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.554701][T28294] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28298] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28298] close(5)                    = 0
[pid 28298] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28301 attached
) = 28301
[pid 28298] tkill(28301, SIGSTOP)       = 0
[pid 28301] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28298, si_uid=65534} ---
[pid 28298] exit_group(0 <unfinished ...>
[pid 28301] --- stopped by SIGSTOP ---
[pid 28298] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28301, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28298] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28298, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28302 attached
, child_tidptr=0x555556efc5d0) = 28302
[pid 28302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28302] setpgid(0, 0)               = 0
[pid 28302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28302] write(3, "1000", 4)         = 4
[pid 28302] close(3)                    = 0
[pid 28302] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28302] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.602652][T28298] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28302] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28302] close(5)                    = 0
[pid 28302] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28305 attached
) = 28305
[pid 28302] tkill(28305, SIGSTOP)       = 0
[pid 28305] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28302, si_uid=65534} ---
[pid 28302] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28305, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28305] --- stopped by SIGSTOP ---
[pid 28302] <... exit_group resumed>)   = ?
[pid 28302] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28302, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28306 attached
, child_tidptr=0x555556efc5d0) = 28306
[pid 28306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28306] setpgid(0, 0)               = 0
[pid 28306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28306] write(3, "1000", 4)         = 4
[pid 28306] close(3)                    = 0
[pid 28306] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28306] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.644122][T28302] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28306] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28306] close(5)                    = 0
[pid 28306] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28309 attached
) = 28309
[pid 28306] tkill(28309, SIGSTOP)       = 0
[pid 28309] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28306, si_uid=65534} ---
[pid 28306] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28309, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28309] --- stopped by SIGSTOP ---
[pid 28306] <... exit_group resumed>)   = ?
[pid 28306] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28306, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28310 attached
, child_tidptr=0x555556efc5d0) = 28310
[pid 28310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28310] setpgid(0, 0)               = 0
[pid 28310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28310] write(3, "1000", 4)         = 4
[pid 28310] close(3)                    = 0
[pid 28310] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28310] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.690380][T28306] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28310] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28310] close(5)                    = 0
[pid 28310] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28313 attached
) = 28313
[pid 28310] tkill(28313, SIGSTOP)       = 0
[pid 28313] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28310, si_uid=65534} ---
[pid 28310] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28313, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28313] --- stopped by SIGSTOP ---
[pid 28310] <... exit_group resumed>)   = ?
[pid 28310] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28310, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28314 attached
, child_tidptr=0x555556efc5d0) = 28314
[pid 28314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28314] setpgid(0, 0)               = 0
[pid 28314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28314] write(3, "1000", 4)         = 4
[pid 28314] close(3)                    = 0
[pid 28314] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28314] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.736778][T28310] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28314] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28314] close(5)                    = 0
[pid 28314] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28317 attached
) = 28317
[pid 28314] tkill(28317, SIGSTOP)       = 0
[pid 28314] exit_group(0 <unfinished ...>
[pid 28317] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28314, si_uid=65534} ---
[pid 28314] <... exit_group resumed>)   = ?
[pid 28317] --- stopped by SIGSTOP ---
[pid 28314] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28317, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28318 attached
, child_tidptr=0x555556efc5d0) = 28318
[pid 28318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28318] setpgid(0, 0)               = 0
[pid 28318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28318] write(3, "1000", 4)         = 4
[pid 28318] close(3)                    = 0
[pid 28318] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28318] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.783405][T28314] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28318] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28318] close(5)                    = 0
[pid 28318] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28321 attached
) = 28321
[pid 28318] tkill(28321, SIGSTOP)       = 0
[pid 28321] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28318, si_uid=65534} ---
[pid 28318] exit_group(0 <unfinished ...>
[pid 28321] --- stopped by SIGSTOP ---
[pid 28318] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28321, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28318] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28318, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28322 attached
, child_tidptr=0x555556efc5d0) = 28322
[pid 28322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28322] setpgid(0, 0)               = 0
[pid 28322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28322] write(3, "1000", 4)         = 4
[pid 28322] close(3)                    = 0
[pid 28322] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28322] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.828041][T28318] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28322] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28322] close(5)                    = 0
[pid 28322] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28325 attached
) = 28325
[pid 28322] tkill(28325, SIGSTOP)       = 0
[pid 28325] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28322, si_uid=65534} ---
[pid 28322] exit_group(0 <unfinished ...>
[pid 28325] --- stopped by SIGSTOP ---
[pid 28322] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28325, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28322] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28322, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28326 attached
, child_tidptr=0x555556efc5d0) = 28326
[pid 28326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28326] setpgid(0, 0)               = 0
[pid 28326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28326] write(3, "1000", 4)         = 4
[pid 28326] close(3)                    = 0
[pid 28326] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28326] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.873455][T28322] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28326] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28326] close(5)                    = 0
[pid 28326] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28329 attached
) = 28329
[pid 28326] tkill(28329, SIGSTOP)       = 0
[pid 28329] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28326, si_uid=65534} ---
[pid 28326] exit_group(0 <unfinished ...>
[pid 28329] --- stopped by SIGSTOP ---
[pid 28326] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28329, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28326] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28326, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28330 attached
, child_tidptr=0x555556efc5d0) = 28330
[pid 28330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28330] setpgid(0, 0)               = 0
[pid 28330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28330] write(3, "1000", 4)         = 4
[pid 28330] close(3)                    = 0
[pid 28330] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28330] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28330] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  229.922693][T28326] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28330] close(5)                    = 0
[pid 28330] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28333 attached
) = 28333
[pid 28330] tkill(28333, SIGSTOP)       = 0
[pid 28333] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28330, si_uid=65534} ---
[pid 28330] exit_group(0 <unfinished ...>
[pid 28333] --- stopped by SIGSTOP ---
[pid 28330] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28333, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28330] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28330, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28334 attached
, child_tidptr=0x555556efc5d0) = 28334
[pid 28334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28334] setpgid(0, 0)               = 0
[pid 28334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28334] write(3, "1000", 4)         = 4
[pid 28334] close(3)                    = 0
[pid 28334] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28334] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  229.969136][T28330] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28334] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28334] close(5)                    = 0
[pid 28334] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28337 attached
) = 28337
[pid 28334] tkill(28337, SIGSTOP)       = 0
[pid 28334] exit_group(0 <unfinished ...>
[pid 28337] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28334, si_uid=65534} ---
[pid 28334] <... exit_group resumed>)   = ?
[pid 28337] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28337, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28334] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28334, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28338 attached
, child_tidptr=0x555556efc5d0) = 28338
[pid 28338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28338] setpgid(0, 0)               = 0
[pid 28338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28338] write(3, "1000", 4)         = 4
[pid 28338] close(3)                    = 0
[pid 28338] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28338] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.017025][T28334] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28338] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28338] close(5)                    = 0
[pid 28338] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28341 attached
) = 28341
[pid 28338] tkill(28341, SIGSTOP)       = 0
[pid 28341] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28338, si_uid=65534} ---
[pid 28338] exit_group(0 <unfinished ...>
[pid 28341] --- stopped by SIGSTOP ---
[pid 28338] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28341, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28338] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28338, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28342 attached
, child_tidptr=0x555556efc5d0) = 28342
[pid 28342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28342] setpgid(0, 0)               = 0
[pid 28342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28342] write(3, "1000", 4)         = 4
[pid 28342] close(3)                    = 0
[pid 28342] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28342] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.065655][T28338] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28342] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28342] close(5)                    = 0
[pid 28342] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28345 attached
) = 28345
[pid 28342] tkill(28345, SIGSTOP)       = 0
[pid 28345] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28342, si_uid=65534} ---
[pid 28342] exit_group(0 <unfinished ...>
[pid 28345] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28345, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28342] <... exit_group resumed>)   = ?
[pid 28342] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28342, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28346 attached
, child_tidptr=0x555556efc5d0) = 28346
[pid 28346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28346] setpgid(0, 0)               = 0
[pid 28346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28346] write(3, "1000", 4)         = 4
[pid 28346] close(3)                    = 0
[pid 28346] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28346] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.110348][T28342] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28346] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28346] close(5)                    = 0
[pid 28346] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28349 attached
) = 28349
[pid 28346] tkill(28349, SIGSTOP)       = 0
[pid 28349] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28346, si_uid=65534} ---
[pid 28346] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28349, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28349] --- stopped by SIGSTOP ---
[pid 28346] <... exit_group resumed>)   = ?
[pid 28346] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28346, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28350 attached
, child_tidptr=0x555556efc5d0) = 28350
[pid 28350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28350] setpgid(0, 0)               = 0
[pid 28350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28350] write(3, "1000", 4)         = 4
[pid 28350] close(3)                    = 0
[pid 28350] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28350] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.153855][T28346] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28350] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28350] close(5)                    = 0
[pid 28350] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28353 attached
) = 28353
[pid 28350] tkill(28353, SIGSTOP)       = 0
[pid 28353] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28350, si_uid=65534} ---
[pid 28350] exit_group(0 <unfinished ...>
[pid 28353] --- stopped by SIGSTOP ---
[pid 28350] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28353, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28350] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28350, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28354 attached
, child_tidptr=0x555556efc5d0) = 28354
[pid 28354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28354] setpgid(0, 0)               = 0
[pid 28354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28354] write(3, "1000", 4)         = 4
[pid 28354] close(3)                    = 0
[pid 28354] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28354] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.197596][T28350] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28354] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28354] close(5)                    = 0
[pid 28354] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28357 attached
) = 28357
[pid 28354] tkill(28357, SIGSTOP)       = 0
[pid 28357] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28354, si_uid=65534} ---
[pid 28354] exit_group(0 <unfinished ...>
[pid 28357] --- stopped by SIGSTOP ---
[pid 28354] <... exit_group resumed>)   = ?
[pid 28354] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28357, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28358 attached
, child_tidptr=0x555556efc5d0) = 28358
[pid 28358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28358] setpgid(0, 0)               = 0
[pid 28358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28358] write(3, "1000", 4)         = 4
[pid 28358] close(3)                    = 0
[pid 28358] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28358] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.243602][T28354] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28358] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28358] close(5)                    = 0
[pid 28358] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28361 attached
) = 28361
[pid 28358] tkill(28361, SIGSTOP)       = 0
[pid 28361] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28358, si_uid=65534} ---
[pid 28358] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28361, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28361] --- stopped by SIGSTOP ---
[pid 28358] <... exit_group resumed>)   = ?
[pid 28358] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28358, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28362 attached
, child_tidptr=0x555556efc5d0) = 28362
[pid 28362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28362] setpgid(0, 0)               = 0
[pid 28362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28362] write(3, "1000", 4)         = 4
[pid 28362] close(3)                    = 0
[pid 28362] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28362] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.293375][T28358] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28362] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28362] close(5)                    = 0
[pid 28362] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28365 attached
) = 28365
[pid 28362] tkill(28365, SIGSTOP)       = 0
[pid 28365] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28362, si_uid=65534} ---
[pid 28362] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28365, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28365] --- stopped by SIGSTOP ---
[pid 28362] <... exit_group resumed>)   = ?
[pid 28362] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28362, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28366 attached
, child_tidptr=0x555556efc5d0) = 28366
[pid 28366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28366] setpgid(0, 0)               = 0
[pid 28366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28366] write(3, "1000", 4)         = 4
[pid 28366] close(3)                    = 0
[pid 28366] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28366] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.338127][T28362] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28366] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28366] close(5)                    = 0
[pid 28366] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28369 attached
) = 28369
[pid 28366] tkill(28369, SIGSTOP)       = 0
[pid 28366] exit_group(0 <unfinished ...>
[pid 28369] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28366, si_uid=65534} ---
[pid 28366] <... exit_group resumed>)   = ?
[pid 28366] +++ exited with 0 +++
[pid 28369] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28366, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28370 attached
, child_tidptr=0x555556efc5d0) = 28370
[pid 28370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28370] setpgid(0, 0)               = 0
[pid 28370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28370] write(3, "1000", 4)         = 4
[pid 28370] close(3)                    = 0
[pid 28370] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28370] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.383655][T28366] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28370] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28370] close(5)                    = 0
[pid 28370] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28373 attached
) = 28373
[pid 28370] tkill(28373, SIGSTOP)       = 0
[pid 28373] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28370, si_uid=65534} ---
[pid 28370] exit_group(0 <unfinished ...>
[pid 28373] --- stopped by SIGSTOP ---
[pid 28370] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28373, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28370] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28370, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28374 attached
, child_tidptr=0x555556efc5d0) = 28374
[pid 28374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28374] setpgid(0, 0)               = 0
[pid 28374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28374] write(3, "1000", 4)         = 4
[pid 28374] close(3)                    = 0
[pid 28374] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28374] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.426057][T28370] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28374] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28374] close(5)                    = 0
[pid 28374] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28377 attached
) = 28377
[pid 28374] tkill(28377, SIGSTOP)       = 0
[pid 28377] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28374, si_uid=65534} ---
[pid 28374] exit_group(0)               = ?
[pid 28377] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28377, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28374] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28374, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28378 attached
, child_tidptr=0x555556efc5d0) = 28378
[pid 28378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28378] setpgid(0, 0)               = 0
[pid 28378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28378] write(3, "1000", 4)         = 4
[pid 28378] close(3)                    = 0
[pid 28378] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28378] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.473650][T28374] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28378] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28378] close(5)                    = 0
[pid 28378] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28381 attached
) = 28381
[pid 28378] tkill(28381, SIGSTOP)       = 0
[pid 28381] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28378, si_uid=65534} ---
[pid 28378] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28381, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28381] --- stopped by SIGSTOP ---
[pid 28378] <... exit_group resumed>)   = ?
[pid 28378] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28378, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28382 attached
, child_tidptr=0x555556efc5d0) = 28382
[pid 28382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28382] setpgid(0, 0)               = 0
[pid 28382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28382] write(3, "1000", 4)         = 4
[pid 28382] close(3)                    = 0
[pid 28382] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28382] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.520933][T28378] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28382] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28382] close(5)                    = 0
[pid 28382] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28385 attached
) = 28385
[pid 28382] tkill(28385, SIGSTOP)       = 0
[pid 28385] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28382, si_uid=65534} ---
[pid 28382] exit_group(0 <unfinished ...>
[pid 28385] --- stopped by SIGSTOP ---
[pid 28382] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28385, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28382] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28382, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28386 attached
, child_tidptr=0x555556efc5d0) = 28386
[pid 28386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28386] setpgid(0, 0)               = 0
[pid 28386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28386] write(3, "1000", 4)         = 4
[pid 28386] close(3)                    = 0
[pid 28386] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28386] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.567874][T28382] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28386] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28386] close(5)                    = 0
[pid 28386] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28389 attached
) = 28389
[pid 28386] tkill(28389, SIGSTOP)       = 0
[pid 28389] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28386, si_uid=65534} ---
[pid 28386] exit_group(0 <unfinished ...>
[pid 28389] --- stopped by SIGSTOP ---
[pid 28386] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28389, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28386] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28386, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28390 attached
, child_tidptr=0x555556efc5d0) = 28390
[pid 28390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28390] setpgid(0, 0)               = 0
[pid 28390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28390] write(3, "1000", 4)         = 4
[pid 28390] close(3)                    = 0
[pid 28390] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28390] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.610587][T28386] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28390] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28390] close(5)                    = 0
[pid 28390] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28393 attached
) = 28393
[pid 28390] tkill(28393, SIGSTOP)       = 0
[pid 28393] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28390, si_uid=65534} ---
[pid 28390] exit_group(0 <unfinished ...>
[pid 28393] --- stopped by SIGSTOP ---
[pid 28390] <... exit_group resumed>)   = ?
[pid 28390] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28393, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28394 attached
, child_tidptr=0x555556efc5d0) = 28394
[pid 28394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28394] setpgid(0, 0)               = 0
[pid 28394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28394] write(3, "1000", 4)         = 4
[pid 28394] close(3)                    = 0
[pid 28394] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28394] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.654869][T28390] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28394] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28394] close(5)                    = 0
[pid 28394] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28397 attached
) = 28397
[pid 28394] tkill(28397, SIGSTOP)       = 0
[pid 28397] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28394, si_uid=65534} ---
[pid 28394] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28397, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28397] --- stopped by SIGSTOP ---
[pid 28394] <... exit_group resumed>)   = ?
[pid 28394] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28394, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28398 attached
, child_tidptr=0x555556efc5d0) = 28398
[pid 28398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28398] setpgid(0, 0)               = 0
[pid 28398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28398] write(3, "1000", 4)         = 4
[pid 28398] close(3)                    = 0
[pid 28398] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28398] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.700558][T28394] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28398] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28398] close(5)                    = 0
[pid 28398] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28401 attached
) = 28401
[pid 28398] tkill(28401, SIGSTOP)       = 0
[pid 28401] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28398, si_uid=65534} ---
[pid 28398] exit_group(0 <unfinished ...>
[pid 28401] --- stopped by SIGSTOP ---
[pid 28398] <... exit_group resumed>)   = ?
[pid 28398] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28401, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28402 attached
, child_tidptr=0x555556efc5d0) = 28402
[pid 28402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28402] setpgid(0, 0)               = 0
[pid 28402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28402] write(3, "1000", 4)         = 4
[pid 28402] close(3)                    = 0
[pid 28402] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28402] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.742582][T28398] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28402] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28402] close(5)                    = 0
[pid 28402] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28405 attached
) = 28405
[pid 28402] tkill(28405, SIGSTOP)       = 0
[pid 28405] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28402, si_uid=65534} ---
[pid 28402] exit_group(0)               = ?
[pid 28405] --- stopped by SIGSTOP ---
[pid 28402] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28405, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28406 attached
, child_tidptr=0x555556efc5d0) = 28406
[pid 28406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28406] setpgid(0, 0)               = 0
[pid 28406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28406] write(3, "1000", 4)         = 4
[pid 28406] close(3)                    = 0
[pid 28406] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28406] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.792008][T28402] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28406] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28406] close(5)                    = 0
[pid 28406] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28409 attached
) = 28409
[pid 28406] tkill(28409, SIGSTOP)       = 0
[pid 28409] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28406, si_uid=65534} ---
[pid 28406] exit_group(0 <unfinished ...>
[pid 28409] --- stopped by SIGSTOP ---
[pid 28406] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28409, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28406] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28406, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28410 attached
, child_tidptr=0x555556efc5d0) = 28410
[pid 28410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28410] setpgid(0, 0)               = 0
[pid 28410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28410] write(3, "1000", 4)         = 4
[pid 28410] close(3)                    = 0
[pid 28410] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28410] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.842829][T28406] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28410] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28410] close(5)                    = 0
[pid 28410] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28413 attached
) = 28413
[pid 28410] tkill(28413, SIGSTOP)       = 0
[pid 28413] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28410, si_uid=65534} ---
[pid 28410] exit_group(0 <unfinished ...>
[pid 28413] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28413, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28410] <... exit_group resumed>)   = ?
[pid 28410] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28410, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28414 attached
, child_tidptr=0x555556efc5d0) = 28414
[pid 28414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28414] setpgid(0, 0)               = 0
[pid 28414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28414] write(3, "1000", 4)         = 4
[pid 28414] close(3)                    = 0
[pid 28414] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28414] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.888156][T28410] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28414] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28414] close(5)                    = 0
[pid 28414] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28417 attached
) = 28417
[pid 28414] tkill(28417, SIGSTOP)       = 0
[pid 28417] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28414, si_uid=65534} ---
[pid 28414] exit_group(0 <unfinished ...>
[pid 28417] --- stopped by SIGSTOP ---
[pid 28414] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28417, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28414] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28414, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28418 attached
, child_tidptr=0x555556efc5d0) = 28418
[pid 28418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28418] setpgid(0, 0)               = 0
[pid 28418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28418] write(3, "1000", 4)         = 4
[pid 28418] close(3)                    = 0
[pid 28418] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28418] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.934263][T28414] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28418] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28418] close(5)                    = 0
[pid 28418] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28421 attached
) = 28421
[pid 28418] tkill(28421, SIGSTOP)       = 0
[pid 28421] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28418, si_uid=65534} ---
[pid 28418] exit_group(0 <unfinished ...>
[pid 28421] --- stopped by SIGSTOP ---
[pid 28418] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28421, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28418] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28418, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28422 attached
, child_tidptr=0x555556efc5d0) = 28422
[pid 28422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28422] setpgid(0, 0)               = 0
[pid 28422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28422] write(3, "1000", 4)         = 4
[pid 28422] close(3)                    = 0
[pid 28422] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28422] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  230.981415][T28418] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28422] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28422] close(5)                    = 0
[pid 28422] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28425 attached
) = 28425
[pid 28422] tkill(28425, SIGSTOP)       = 0
[pid 28425] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28422, si_uid=65534} ---
[pid 28422] exit_group(0 <unfinished ...>
[pid 28425] --- stopped by SIGSTOP ---
[pid 28422] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28425, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28422] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28422, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28426 attached
, child_tidptr=0x555556efc5d0) = 28426
[pid 28426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28426] setpgid(0, 0)               = 0
[pid 28426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28426] write(3, "1000", 4)         = 4
[pid 28426] close(3)                    = 0
[pid 28426] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28426] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.037088][T28422] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28426] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28426] close(5)                    = 0
[pid 28426] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28429 attached
) = 28429
[pid 28426] tkill(28429, SIGSTOP)       = 0
[pid 28429] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28426, si_uid=65534} ---
[pid 28426] exit_group(0 <unfinished ...>
[pid 28429] --- stopped by SIGSTOP ---
[pid 28426] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28429, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28426] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28426, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28430 attached
, child_tidptr=0x555556efc5d0) = 28430
[pid 28430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28430] setpgid(0, 0)               = 0
[pid 28430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28430] write(3, "1000", 4)         = 4
[pid 28430] close(3)                    = 0
[pid 28430] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28430] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.087775][T28426] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28430] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28430] close(5)                    = 0
[pid 28430] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28433 attached
) = 28433
[pid 28430] tkill(28433, SIGSTOP)       = 0
[pid 28433] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28430, si_uid=65534} ---
[pid 28430] exit_group(0 <unfinished ...>
[pid 28433] --- stopped by SIGSTOP ---
[pid 28430] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28433, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28430] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28430, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28434 attached
, child_tidptr=0x555556efc5d0) = 28434
[pid 28434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28434] setpgid(0, 0)               = 0
[pid 28434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28434] write(3, "1000", 4)         = 4
[pid 28434] close(3)                    = 0
[pid 28434] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28434] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.132572][T28430] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28434] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28434] close(5)                    = 0
[pid 28434] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28437 attached
) = 28437
[pid 28434] tkill(28437, SIGSTOP)       = 0
[pid 28437] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28434, si_uid=65534} ---
[pid 28434] exit_group(0 <unfinished ...>
[pid 28437] --- stopped by SIGSTOP ---
[pid 28434] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28437, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28434] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28434, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28438 attached
, child_tidptr=0x555556efc5d0) = 28438
[pid 28438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28438] setpgid(0, 0)               = 0
[pid 28438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28438] write(3, "1000", 4)         = 4
[pid 28438] close(3)                    = 0
[pid 28438] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28438] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.180418][T28434] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28438] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28438] close(5)                    = 0
[pid 28438] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28441 attached
) = 28441
[pid 28438] tkill(28441, SIGSTOP)       = 0
[pid 28438] exit_group(0 <unfinished ...>
[pid 28441] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28438, si_uid=65534} ---
[pid 28438] <... exit_group resumed>)   = ?
[pid 28441] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28441, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28438] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28438, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28442 attached
, child_tidptr=0x555556efc5d0) = 28442
[pid 28442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28442] setpgid(0, 0)               = 0
[pid 28442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28442] write(3, "1000", 4)         = 4
[pid 28442] close(3)                    = 0
[pid 28442] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28442] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.226411][T28438] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28442] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28442] close(5)                    = 0
[pid 28442] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28445 attached
) = 28445
[pid 28442] tkill(28445, SIGSTOP)       = 0
[pid 28445] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28442, si_uid=65534} ---
[pid 28442] exit_group(0)               = ?
[pid 28445] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28445, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28442] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28442, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28446 attached
, child_tidptr=0x555556efc5d0) = 28446
[pid 28446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28446] setpgid(0, 0)               = 0
[pid 28446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28446] write(3, "1000", 4)         = 4
[pid 28446] close(3)                    = 0
[pid 28446] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28446] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.269118][T28442] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28446] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28446] close(5)                    = 0
[pid 28446] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28449 attached
) = 28449
[pid 28446] tkill(28449, SIGSTOP)       = 0
[pid 28449] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28446, si_uid=65534} ---
[pid 28446] exit_group(0 <unfinished ...>
[pid 28449] --- stopped by SIGSTOP ---
[pid 28446] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28449, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28446] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28446, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28450 attached
, child_tidptr=0x555556efc5d0) = 28450
[pid 28450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28450] setpgid(0, 0)               = 0
[pid 28450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28450] write(3, "1000", 4)         = 4
[pid 28450] close(3)                    = 0
[pid 28450] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28450] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.313115][T28446] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28450] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28450] close(5)                    = 0
[pid 28450] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28453 attached
) = 28453
[pid 28450] tkill(28453, SIGSTOP)       = 0
[pid 28450] exit_group(0 <unfinished ...>
[pid 28453] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28450, si_uid=65534} ---
[pid 28450] <... exit_group resumed>)   = ?
[pid 28453] --- stopped by SIGSTOP ---
[pid 28450] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28453, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28454 attached
, child_tidptr=0x555556efc5d0) = 28454
[pid 28454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28454] setpgid(0, 0)               = 0
[pid 28454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28454] write(3, "1000", 4)         = 4
[pid 28454] close(3)                    = 0
[pid 28454] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28454] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.359974][T28450] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28454] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28454] close(5)                    = 0
[pid 28454] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28457 attached
) = 28457
[pid 28454] tkill(28457, SIGSTOP)       = 0
[pid 28457] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28454, si_uid=65534} ---
[pid 28454] exit_group(0 <unfinished ...>
[pid 28457] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28457, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28454] <... exit_group resumed>)   = ?
[pid 28454] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28454, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28458 attached
, child_tidptr=0x555556efc5d0) = 28458
[pid 28458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28458] setpgid(0, 0)               = 0
[pid 28458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28458] write(3, "1000", 4)         = 4
[  231.407461][T28454] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28458] close(3)                    = 0
[pid 28458] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28458] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28458] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28458] close(5)                    = 0
[pid 28458] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28461 attached
) = 28461
[pid 28458] tkill(28461, SIGSTOP)       = 0
[pid 28461] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28458, si_uid=65534} ---
[pid 28458] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28461, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28461] --- stopped by SIGSTOP ---
[pid 28458] <... exit_group resumed>)   = ?
[pid 28458] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28458, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28462 attached
, child_tidptr=0x555556efc5d0) = 28462
[pid 28462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28462] setpgid(0, 0)               = 0
[pid 28462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28462] write(3, "1000", 4)         = 4
[pid 28462] close(3)                    = 0
[pid 28462] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28462] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.453836][T28458] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28462] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28462] close(5)                    = 0
[pid 28462] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28465 attached
) = 28465
[pid 28462] tkill(28465, SIGSTOP)       = 0
[pid 28462] exit_group(0 <unfinished ...>
[pid 28465] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28462, si_uid=65534} ---
[pid 28462] <... exit_group resumed>)   = ?
[pid 28465] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28465, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28462] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28462, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28466 attached
, child_tidptr=0x555556efc5d0) = 28466
[pid 28466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28466] setpgid(0, 0)               = 0
[pid 28466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28466] write(3, "1000", 4)         = 4
[pid 28466] close(3)                    = 0
[pid 28466] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28466] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.499247][T28462] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28466] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28466] close(5)                    = 0
[pid 28466] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28469 attached
) = 28469
[pid 28466] tkill(28469, SIGSTOP)       = 0
[pid 28469] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28466, si_uid=65534} ---
[pid 28466] exit_group(0 <unfinished ...>
[pid 28469] --- stopped by SIGSTOP ---
[pid 28466] <... exit_group resumed>)   = ?
[pid 28466] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28469, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28470 attached
, child_tidptr=0x555556efc5d0) = 28470
[pid 28470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28470] setpgid(0, 0)               = 0
[pid 28470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28470] write(3, "1000", 4)         = 4
[pid 28470] close(3)                    = 0
[pid 28470] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28470] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.540840][T28466] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28470] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28470] close(5)                    = 0
[pid 28470] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28473 attached
) = 28473
[pid 28470] tkill(28473, SIGSTOP)       = 0
[pid 28470] exit_group(0 <unfinished ...>
[pid 28473] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28470, si_uid=65534} ---
[pid 28473] --- stopped by SIGSTOP ---
[pid 28470] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28473, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28470] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28470, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28474 attached
, child_tidptr=0x555556efc5d0) = 28474
[pid 28474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28474] setpgid(0, 0)               = 0
[pid 28474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28474] write(3, "1000", 4)         = 4
[pid 28474] close(3)                    = 0
[pid 28474] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28474] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.586440][T28470] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28474] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28474] close(5)                    = 0
[pid 28474] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28477 attached
) = 28477
[pid 28474] tkill(28477, SIGSTOP)       = 0
[pid 28474] exit_group(0 <unfinished ...>
[pid 28477] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28474, si_uid=65534} ---
[pid 28474] <... exit_group resumed>)   = ?
[pid 28477] --- stopped by SIGSTOP ---
[pid 28474] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28477, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28478 attached
, child_tidptr=0x555556efc5d0) = 28478
[pid 28478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28478] setpgid(0, 0)               = 0
[pid 28478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28478] write(3, "1000", 4)         = 4
[pid 28478] close(3)                    = 0
[pid 28478] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28478] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.634901][T28474] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28478] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28478] close(5)                    = 0
[pid 28478] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28481 attached
) = 28481
[pid 28478] tkill(28481, SIGSTOP)       = 0
[pid 28478] exit_group(0 <unfinished ...>
[pid 28481] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28478, si_uid=65534} ---
[pid 28478] <... exit_group resumed>)   = ?
[pid 28481] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28481, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28478] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28478, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28482 attached
, child_tidptr=0x555556efc5d0) = 28482
[pid 28482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28482] setpgid(0, 0)               = 0
[pid 28482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28482] write(3, "1000", 4)         = 4
[pid 28482] close(3)                    = 0
[pid 28482] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28482] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.681399][T28478] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28482] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28482] close(5)                    = 0
[pid 28482] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28485 attached
) = 28485
[pid 28482] tkill(28485, SIGSTOP)       = 0
[pid 28485] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28482, si_uid=65534} ---
[pid 28485] --- stopped by SIGSTOP ---
[pid 28482] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28485, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28482] <... exit_group resumed>)   = ?
[pid 28482] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28482, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28486 attached
, child_tidptr=0x555556efc5d0) = 28486
[pid 28486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28486] setpgid(0, 0)               = 0
[pid 28486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28486] write(3, "1000", 4)         = 4
[pid 28486] close(3)                    = 0
[pid 28486] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28486] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.725240][T28482] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28486] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28486] close(5)                    = 0
[pid 28486] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28489 attached
) = 28489
[pid 28486] tkill(28489, SIGSTOP)       = 0
[pid 28489] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28486, si_uid=65534} ---
[pid 28486] exit_group(0 <unfinished ...>
[pid 28489] --- stopped by SIGSTOP ---
[pid 28486] <... exit_group resumed>)   = ?
[pid 28486] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28489, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28490 attached
, child_tidptr=0x555556efc5d0) = 28490
[pid 28490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28490] setpgid(0, 0)               = 0
[pid 28490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28490] write(3, "1000", 4)         = 4
[pid 28490] close(3)                    = 0
[pid 28490] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28490] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.771877][T28486] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28490] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28490] close(5)                    = 0
[pid 28490] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28493 attached
) = 28493
[pid 28490] tkill(28493, SIGSTOP)       = 0
[pid 28493] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28490, si_uid=65534} ---
[pid 28490] exit_group(0 <unfinished ...>
[pid 28493] --- stopped by SIGSTOP ---
[pid 28490] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28493, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28490] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28490, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28494 attached
, child_tidptr=0x555556efc5d0) = 28494
[pid 28494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28494] setpgid(0, 0)               = 0
[pid 28494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28494] write(3, "1000", 4)         = 4
[pid 28494] close(3)                    = 0
[pid 28494] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28494] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.819346][T28490] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28494] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28494] close(5)                    = 0
[pid 28494] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28497 attached
) = 28497
[pid 28494] tkill(28497, SIGSTOP)       = 0
[pid 28497] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28494, si_uid=65534} ---
[pid 28494] exit_group(0)               = ?
[pid 28497] --- stopped by SIGSTOP ---
[pid 28494] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28497, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28498 attached
, child_tidptr=0x555556efc5d0) = 28498
[pid 28498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28498] setpgid(0, 0)               = 0
[pid 28498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28498] write(3, "1000", 4)         = 4
[pid 28498] close(3)                    = 0
[pid 28498] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28498] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.860780][T28494] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28498] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28498] close(5)                    = 0
[pid 28498] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28501 attached
) = 28501
[pid 28498] tkill(28501, SIGSTOP)       = 0
[pid 28501] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28498, si_uid=65534} ---
[pid 28498] exit_group(0 <unfinished ...>
[pid 28501] --- stopped by SIGSTOP ---
[pid 28498] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28501, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28498] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28498, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28502 attached
, child_tidptr=0x555556efc5d0) = 28502
[pid 28502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28502] setpgid(0, 0)               = 0
[pid 28502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28502] write(3, "1000", 4)         = 4
[pid 28502] close(3)                    = 0
[pid 28502] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28502] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.904549][T28498] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28502] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28502] close(5)                    = 0
[pid 28502] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28505 attached
) = 28505
[pid 28502] tkill(28505, SIGSTOP)       = 0
[pid 28505] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28502, si_uid=65534} ---
[pid 28502] exit_group(0 <unfinished ...>
[pid 28505] --- stopped by SIGSTOP ---
[pid 28502] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28505, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28502] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28502, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28506 attached
, child_tidptr=0x555556efc5d0) = 28506
[pid 28506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28506] setpgid(0, 0)               = 0
[pid 28506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28506] write(3, "1000", 4)         = 4
[pid 28506] close(3)                    = 0
[pid 28506] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28506] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.945218][T28502] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28506] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28506] close(5)                    = 0
[pid 28506] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28509 attached
) = 28509
[pid 28506] tkill(28509, SIGSTOP)       = 0
[pid 28509] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28506, si_uid=65534} ---
[pid 28506] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28509, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28509] --- stopped by SIGSTOP ---
[pid 28506] <... exit_group resumed>)   = ?
[pid 28506] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28506, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28510 attached
, child_tidptr=0x555556efc5d0) = 28510
[pid 28510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28510] setpgid(0, 0)               = 0
[pid 28510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28510] write(3, "1000", 4)         = 4
[pid 28510] close(3)                    = 0
[pid 28510] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28510] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  231.990032][T28506] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28510] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28510] close(5)                    = 0
[pid 28510] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28513 attached
) = 28513
[pid 28510] tkill(28513, SIGSTOP)       = 0
[pid 28510] exit_group(0)               = ?
[pid 28513] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28510, si_uid=65534} ---
[pid 28510] +++ exited with 0 +++
[pid 28513] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28510, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28514 attached
, child_tidptr=0x555556efc5d0) = 28514
[pid 28514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28514] setpgid(0, 0)               = 0
[pid 28514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28514] write(3, "1000", 4)         = 4
[pid 28514] close(3)                    = 0
[pid 28514] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28514] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.041438][T28510] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28514] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28514] close(5)                    = 0
[pid 28514] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28517 attached
) = 28517
[pid 28514] tkill(28517, SIGSTOP)       = 0
[pid 28517] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28514, si_uid=65534} ---
[pid 28514] exit_group(0 <unfinished ...>
[pid 28517] --- stopped by SIGSTOP ---
[pid 28514] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28517, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28514] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28514, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28518 attached
, child_tidptr=0x555556efc5d0) = 28518
[pid 28518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28518] setpgid(0, 0)               = 0
[pid 28518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28518] write(3, "1000", 4)         = 4
[pid 28518] close(3)                    = 0
[pid 28518] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28518] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.087878][T28514] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28518] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28518] close(5)                    = 0
[pid 28518] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28521 attached
) = 28521
[pid 28518] tkill(28521, SIGSTOP)       = 0
[pid 28521] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28518, si_uid=65534} ---
[pid 28518] exit_group(0)               = ?
[pid 28521] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28521, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28518] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28518, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28522 attached
, child_tidptr=0x555556efc5d0) = 28522
[pid 28522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28522] setpgid(0, 0)               = 0
[pid 28522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28522] write(3, "1000", 4)         = 4
[pid 28522] close(3)                    = 0
[pid 28522] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28522] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.133859][T28518] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28522] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28522] close(5)                    = 0
[pid 28522] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28525 attached
) = 28525
[pid 28522] tkill(28525, SIGSTOP)       = 0
[pid 28525] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28522, si_uid=65534} ---
[pid 28522] exit_group(0 <unfinished ...>
[pid 28525] --- stopped by SIGSTOP ---
[pid 28522] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28525, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28522] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28522, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28526 attached
, child_tidptr=0x555556efc5d0) = 28526
[pid 28526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28526] setpgid(0, 0)               = 0
[pid 28526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28526] write(3, "1000", 4)         = 4
[pid 28526] close(3)                    = 0
[pid 28526] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28526] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.178584][T28522] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28526] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28526] close(5)                    = 0
[pid 28526] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28529 attached
) = 28529
[pid 28526] tkill(28529, SIGSTOP)       = 0
[pid 28526] exit_group(0 <unfinished ...>
[pid 28529] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28526, si_uid=65534} ---
[pid 28526] <... exit_group resumed>)   = ?
[pid 28529] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28529, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28526] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28526, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28530 attached
, child_tidptr=0x555556efc5d0) = 28530
[pid 28530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28530] setpgid(0, 0)               = 0
[pid 28530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28530] write(3, "1000", 4)         = 4
[pid 28530] close(3)                    = 0
[pid 28530] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28530] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.226191][T28526] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28530] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28530] close(5)                    = 0
[pid 28530] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28533 attached
) = 28533
[pid 28530] tkill(28533, SIGSTOP)       = 0
[pid 28533] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28530, si_uid=65534} ---
[pid 28530] exit_group(0 <unfinished ...>
[pid 28533] --- stopped by SIGSTOP ---
[pid 28530] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28533, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28530] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28530, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28534 attached
, child_tidptr=0x555556efc5d0) = 28534
[pid 28534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28534] setpgid(0, 0)               = 0
[pid 28534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28534] write(3, "1000", 4)         = 4
[pid 28534] close(3)                    = 0
[pid 28534] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28534] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.267958][T28530] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28534] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28534] close(5)                    = 0
[pid 28534] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28537 attached
) = 28537
[pid 28534] tkill(28537, SIGSTOP)       = 0
[pid 28537] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28534, si_uid=65534} ---
[pid 28534] exit_group(0)               = ?
[pid 28537] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28537, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28534] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28534, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28538 attached
, child_tidptr=0x555556efc5d0) = 28538
[pid 28538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28538] setpgid(0, 0)               = 0
[pid 28538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28538] write(3, "1000", 4)         = 4
[pid 28538] close(3)                    = 0
[pid 28538] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28538] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.312806][T28534] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28538] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28538] close(5)                    = 0
[pid 28538] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28541 attached
) = 28541
[pid 28538] tkill(28541, SIGSTOP)       = 0
[pid 28541] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28538, si_uid=65534} ---
[pid 28538] exit_group(0 <unfinished ...>
[pid 28541] --- stopped by SIGSTOP ---
[pid 28538] <... exit_group resumed>)   = ?
[pid 28538] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28541, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28542 attached
, child_tidptr=0x555556efc5d0) = 28542
[pid 28542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28542] setpgid(0, 0)               = 0
[pid 28542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28542] write(3, "1000", 4)         = 4
[pid 28542] close(3)                    = 0
[pid 28542] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28542] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.359213][T28538] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28542] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28542] close(5)                    = 0
[pid 28542] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28545 attached
) = 28545
[pid 28542] tkill(28545, SIGSTOP)       = 0
[pid 28545] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28542, si_uid=65534} ---
[pid 28542] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28545, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28545] --- stopped by SIGSTOP ---
[pid 28542] <... exit_group resumed>)   = ?
[pid 28542] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28542, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28546 attached
, child_tidptr=0x555556efc5d0) = 28546
[pid 28546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28546] setpgid(0, 0)               = 0
[pid 28546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28546] write(3, "1000", 4)         = 4
[pid 28546] close(3)                    = 0
[pid 28546] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28546] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.407283][T28542] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28546] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28546] close(5)                    = 0
[pid 28546] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28549 attached
) = 28549
[pid 28546] tkill(28549, SIGSTOP)       = 0
[pid 28546] exit_group(0 <unfinished ...>
[pid 28549] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28546, si_uid=65534} ---
[pid 28546] <... exit_group resumed>)   = ?
[pid 28549] --- stopped by SIGSTOP ---
[pid 28546] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28549, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28550 attached
, child_tidptr=0x555556efc5d0) = 28550
[pid 28550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28550] setpgid(0, 0)               = 0
[pid 28550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28550] write(3, "1000", 4)         = 4
[pid 28550] close(3)                    = 0
[pid 28550] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28550] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.452668][T28546] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28550] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28550] close(5)                    = 0
[pid 28550] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28553 attached
) = 28553
[pid 28550] tkill(28553, SIGSTOP)       = 0
[pid 28553] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28550, si_uid=65534} ---
[pid 28550] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28553, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28553] --- stopped by SIGSTOP ---
[pid 28550] <... exit_group resumed>)   = ?
[pid 28550] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28550, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28554 attached
, child_tidptr=0x555556efc5d0) = 28554
[pid 28554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28554] setpgid(0, 0)               = 0
[pid 28554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28554] write(3, "1000", 4)         = 4
[pid 28554] close(3)                    = 0
[pid 28554] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28554] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.497644][T28550] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28554] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28554] close(5)                    = 0
[pid 28554] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28557 attached
) = 28557
[pid 28554] tkill(28557, SIGSTOP)       = 0
[pid 28557] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28554, si_uid=65534} ---
[pid 28554] exit_group(0 <unfinished ...>
[pid 28557] --- stopped by SIGSTOP ---
[pid 28554] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28557, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28554] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28554, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28558 attached
, child_tidptr=0x555556efc5d0) = 28558
[pid 28558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28558] setpgid(0, 0)               = 0
[pid 28558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28558] write(3, "1000", 4)         = 4
[pid 28558] close(3)                    = 0
[pid 28558] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28558] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.545857][T28554] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28558] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28558] close(5)                    = 0
[pid 28558] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28561 attached
) = 28561
[pid 28558] tkill(28561, SIGSTOP)       = 0
[pid 28561] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28558, si_uid=65534} ---
[pid 28558] exit_group(0 <unfinished ...>
[pid 28561] --- stopped by SIGSTOP ---
[pid 28558] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28561, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28558] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28558, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28562 attached
, child_tidptr=0x555556efc5d0) = 28562
[pid 28562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28562] setpgid(0, 0)               = 0
[pid 28562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28562] write(3, "1000", 4)         = 4
[pid 28562] close(3)                    = 0
[pid 28562] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28562] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.594688][T28558] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28562] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28562] close(5)                    = 0
[pid 28562] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28565 attached
) = 28565
[pid 28562] tkill(28565, SIGSTOP)       = 0
[pid 28565] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28562, si_uid=65534} ---
[pid 28562] exit_group(0)               = ?
[pid 28565] --- stopped by SIGSTOP ---
[pid 28562] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28565, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28566 attached
, child_tidptr=0x555556efc5d0) = 28566
[pid 28566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28566] setpgid(0, 0)               = 0
[pid 28566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28566] write(3, "1000", 4)         = 4
[pid 28566] close(3)                    = 0
[pid 28566] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28566] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.636172][T28562] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28566] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28566] close(5)                    = 0
[pid 28566] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28569 attached
) = 28569
[pid 28566] tkill(28569, SIGSTOP)       = 0
[pid 28569] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28566, si_uid=65534} ---
[pid 28566] exit_group(0 <unfinished ...>
[pid 28569] --- stopped by SIGSTOP ---
[pid 28566] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28569, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28566] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28566, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28570 attached
, child_tidptr=0x555556efc5d0) = 28570
[pid 28570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28570] setpgid(0, 0)               = 0
[pid 28570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28570] write(3, "1000", 4)         = 4
[pid 28570] close(3)                    = 0
[pid 28570] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28570] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.681610][T28566] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28570] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28570] close(5)                    = 0
[pid 28570] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28573 attached
) = 28573
[pid 28570] tkill(28573, SIGSTOP)       = 0
[pid 28573] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28570, si_uid=65534} ---
[pid 28570] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28573, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28573] --- stopped by SIGSTOP ---
[pid 28570] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28570, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28574 attached
, child_tidptr=0x555556efc5d0) = 28574
[pid 28574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28574] setpgid(0, 0)               = 0
[pid 28574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28574] write(3, "1000", 4)         = 4
[pid 28574] close(3)                    = 0
[pid 28574] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28574] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.728474][T28570] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28574] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28574] close(5)                    = 0
[pid 28574] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28577 attached
) = 28577
[pid 28574] tkill(28577, SIGSTOP)       = 0
[pid 28577] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28574, si_uid=65534} ---
[pid 28574] exit_group(0 <unfinished ...>
[pid 28577] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28577, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28574] <... exit_group resumed>)   = ?
[pid 28574] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28574, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28578 attached
, child_tidptr=0x555556efc5d0) = 28578
[pid 28578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28578] setpgid(0, 0)               = 0
[pid 28578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28578] write(3, "1000", 4)         = 4
[pid 28578] close(3)                    = 0
[pid 28578] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28578] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.774359][T28574] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28578] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28578] close(5)                    = 0
[pid 28578] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28581 attached
) = 28581
[pid 28578] tkill(28581, SIGSTOP)       = 0
[pid 28581] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28578, si_uid=65534} ---
[pid 28578] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28581, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28581] --- stopped by SIGSTOP ---
[pid 28578] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28578, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28582 attached
, child_tidptr=0x555556efc5d0) = 28582
[pid 28582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28582] setpgid(0, 0)               = 0
[pid 28582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28582] write(3, "1000", 4)         = 4
[pid 28582] close(3)                    = 0
[pid 28582] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28582] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.822235][T28578] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28582] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28582] close(5)                    = 0
[pid 28582] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28585 attached
) = 28585
[pid 28582] tkill(28585, SIGSTOP)       = 0
[pid 28585] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28582, si_uid=65534} ---
[pid 28582] exit_group(0 <unfinished ...>
[pid 28585] --- stopped by SIGSTOP ---
[pid 28582] <... exit_group resumed>)   = ?
[pid 28582] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28585, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28586 attached
, child_tidptr=0x555556efc5d0) = 28586
[pid 28586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28586] setpgid(0, 0)               = 0
[pid 28586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28586] write(3, "1000", 4)         = 4
[pid 28586] close(3)                    = 0
[pid 28586] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28586] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.865786][T28582] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28586] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28586] close(5)                    = 0
[pid 28586] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28589 attached
) = 28589
[pid 28586] tkill(28589, SIGSTOP)       = 0
[pid 28589] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28586, si_uid=65534} ---
[pid 28586] exit_group(0 <unfinished ...>
[pid 28589] --- stopped by SIGSTOP ---
[pid 28586] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28589, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28586] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28586, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28590 attached
, child_tidptr=0x555556efc5d0) = 28590
[pid 28590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28590] setpgid(0, 0)               = 0
[pid 28590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28590] write(3, "1000", 4)         = 4
[pid 28590] close(3)                    = 0
[pid 28590] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28590] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.913772][T28586] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28590] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28590] close(5)                    = 0
[pid 28590] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28593 attached
) = 28593
[pid 28590] tkill(28593, SIGSTOP)       = 0
[pid 28593] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28590, si_uid=65534} ---
[pid 28590] exit_group(0 <unfinished ...>
[pid 28593] --- stopped by SIGSTOP ---
[pid 28590] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28593, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28590] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28590, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28594 attached
, child_tidptr=0x555556efc5d0) = 28594
[pid 28594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28594] setpgid(0, 0)               = 0
[pid 28594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28594] write(3, "1000", 4)         = 4
[pid 28594] close(3)                    = 0
[pid 28594] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28594] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  232.958893][T28590] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28594] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28594] close(5)                    = 0
[pid 28594] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28597 attached
) = 28597
[pid 28594] tkill(28597, SIGSTOP)       = 0
[pid 28597] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28594, si_uid=65534} ---
[pid 28594] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28597, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28597] --- stopped by SIGSTOP ---
[pid 28594] <... exit_group resumed>)   = ?
[pid 28594] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28594, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28598 attached
, child_tidptr=0x555556efc5d0) = 28598
[pid 28598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28598] setpgid(0, 0)               = 0
[pid 28598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28598] write(3, "1000", 4)         = 4
[pid 28598] close(3)                    = 0
[pid 28598] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28598] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.004714][T28594] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28598] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28598] close(5)                    = 0
[pid 28598] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28601 attached
) = 28601
[pid 28598] tkill(28601, SIGSTOP)       = 0
[pid 28601] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28598, si_uid=65534} ---
[pid 28598] exit_group(0)               = ?
[pid 28601] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28601, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28598] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28598, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28602 attached
, child_tidptr=0x555556efc5d0) = 28602
[pid 28602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28602] setpgid(0, 0)               = 0
[pid 28602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28602] write(3, "1000", 4)         = 4
[pid 28602] close(3)                    = 0
[pid 28602] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28602] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.052895][T28598] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28602] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28602] close(5)                    = 0
[pid 28602] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28605 attached
) = 28605
[pid 28602] tkill(28605, SIGSTOP)       = 0
[pid 28605] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28602, si_uid=65534} ---
[pid 28602] exit_group(0 <unfinished ...>
[pid 28605] --- stopped by SIGSTOP ---
[pid 28602] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28605, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28602] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28602, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28606 attached
, child_tidptr=0x555556efc5d0) = 28606
[pid 28606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28606] setpgid(0, 0)               = 0
[pid 28606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28606] write(3, "1000", 4)         = 4
[pid 28606] close(3)                    = 0
[pid 28606] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28606] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.102111][T28602] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28606] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28606] close(5)                    = 0
[pid 28606] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28609 attached
) = 28609
[pid 28606] tkill(28609, SIGSTOP)       = 0
[pid 28609] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28606, si_uid=65534} ---
[pid 28606] exit_group(0)               = ?
[pid 28609] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28609, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28606] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28606, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28610 attached
, child_tidptr=0x555556efc5d0) = 28610
[pid 28610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28610] setpgid(0, 0)               = 0
[pid 28610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28610] write(3, "1000", 4)         = 4
[pid 28610] close(3)                    = 0
[pid 28610] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28610] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.146295][T28606] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28610] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28610] close(5)                    = 0
[pid 28610] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28613 attached
) = 28613
[pid 28610] tkill(28613, SIGSTOP)       = 0
[pid 28613] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28610, si_uid=65534} ---
[pid 28610] exit_group(0)               = ?
[pid 28613] --- stopped by SIGSTOP ---
[pid 28610] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28613, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28614 attached
, child_tidptr=0x555556efc5d0) = 28614
[pid 28614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28614] setpgid(0, 0)               = 0
[pid 28614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28614] write(3, "1000", 4)         = 4
[pid 28614] close(3)                    = 0
[pid 28614] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28614] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.191428][T28610] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28614] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28614] close(5)                    = 0
[pid 28614] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28617 attached
) = 28617
[pid 28614] tkill(28617, SIGSTOP)       = 0
[pid 28617] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28614, si_uid=65534} ---
[pid 28614] exit_group(0 <unfinished ...>
[pid 28617] --- stopped by SIGSTOP ---
[pid 28614] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28617, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28614] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28614, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28618 attached
, child_tidptr=0x555556efc5d0) = 28618
[pid 28618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28618] setpgid(0, 0)               = 0
[pid 28618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28618] write(3, "1000", 4)         = 4
[pid 28618] close(3)                    = 0
[pid 28618] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28618] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.240676][T28614] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28618] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28618] close(5)                    = 0
[pid 28618] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28621 attached
) = 28621
[pid 28618] tkill(28621, SIGSTOP)       = 0
[pid 28621] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28618, si_uid=65534} ---
[pid 28618] exit_group(0 <unfinished ...>
[pid 28621] --- stopped by SIGSTOP ---
[pid 28618] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28621, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28618] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28618, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28622 attached
, child_tidptr=0x555556efc5d0) = 28622
[pid 28622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28622] setpgid(0, 0)               = 0
[pid 28622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28622] write(3, "1000", 4)         = 4
[pid 28622] close(3)                    = 0
[pid 28622] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28622] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.288278][T28618] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28622] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28622] close(5)                    = 0
[pid 28622] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28625 attached
) = 28625
[pid 28622] tkill(28625, SIGSTOP)       = 0
[pid 28625] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28622, si_uid=65534} ---
[pid 28622] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28625, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28625] --- stopped by SIGSTOP ---
[pid 28622] <... exit_group resumed>)   = ?
[pid 28622] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28622, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28626 attached
, child_tidptr=0x555556efc5d0) = 28626
[pid 28626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28626] setpgid(0, 0)               = 0
[pid 28626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28626] write(3, "1000", 4)         = 4
[pid 28626] close(3)                    = 0
[pid 28626] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28626] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.337973][T28622] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28626] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28626] close(5)                    = 0
[pid 28626] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28629 attached
) = 28629
[pid 28626] tkill(28629, SIGSTOP)       = 0
[pid 28629] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28626, si_uid=65534} ---
[pid 28626] exit_group(0 <unfinished ...>
[pid 28629] --- stopped by SIGSTOP ---
[pid 28626] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28629, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28626] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28626, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28630 attached
, child_tidptr=0x555556efc5d0) = 28630
[pid 28630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28630] setpgid(0, 0)               = 0
[pid 28630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28630] write(3, "1000", 4)         = 4
[pid 28630] close(3)                    = 0
[pid 28630] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28630] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.384122][T28626] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28630] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28630] close(5)                    = 0
[pid 28630] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28633 attached
) = 28633
[pid 28630] tkill(28633, SIGSTOP)       = 0
[pid 28633] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28630, si_uid=65534} ---
[pid 28630] exit_group(0 <unfinished ...>
[pid 28633] --- stopped by SIGSTOP ---
[pid 28630] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28633, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28630] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28630, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28634 attached
, child_tidptr=0x555556efc5d0) = 28634
[pid 28634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28634] setpgid(0, 0)               = 0
[pid 28634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28634] write(3, "1000", 4)         = 4
[pid 28634] close(3)                    = 0
[pid 28634] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28634] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.427201][T28630] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28634] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28634] close(5)                    = 0
[pid 28634] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28637 attached
) = 28637
[pid 28634] tkill(28637, SIGSTOP)       = 0
[pid 28637] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28634, si_uid=65534} ---
[pid 28634] exit_group(0 <unfinished ...>
[pid 28637] --- stopped by SIGSTOP ---
[pid 28634] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28637, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28634] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28634, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28638 attached
, child_tidptr=0x555556efc5d0) = 28638
[pid 28638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28638] setpgid(0, 0)               = 0
[pid 28638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28638] write(3, "1000", 4)         = 4
[pid 28638] close(3)                    = 0
[pid 28638] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28638] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.473088][T28634] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28638] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28638] close(5)                    = 0
[pid 28638] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28641 attached
) = 28641
[pid 28638] tkill(28641, SIGSTOP)       = 0
[pid 28641] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28638, si_uid=65534} ---
[pid 28638] exit_group(0 <unfinished ...>
[pid 28641] --- stopped by SIGSTOP ---
[pid 28638] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28641, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28638] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28638, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28642 attached
, child_tidptr=0x555556efc5d0) = 28642
[pid 28642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28642] setpgid(0, 0)               = 0
[pid 28642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28642] write(3, "1000", 4)         = 4
[pid 28642] close(3)                    = 0
[pid 28642] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28642] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.518281][T28638] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28642] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28642] close(5)                    = 0
[pid 28642] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28645 attached
) = 28645
[pid 28642] tkill(28645, SIGSTOP)       = 0
[pid 28642] exit_group(0 <unfinished ...>
[pid 28645] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28642, si_uid=65534} ---
[pid 28642] <... exit_group resumed>)   = ?
[pid 28645] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28645, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28642] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28642, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28646 attached
, child_tidptr=0x555556efc5d0) = 28646
[pid 28646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28646] setpgid(0, 0)               = 0
[pid 28646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28646] write(3, "1000", 4)         = 4
[pid 28646] close(3)                    = 0
[pid 28646] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28646] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.563502][T28642] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28646] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28646] close(5)                    = 0
[pid 28646] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28649 attached
) = 28649
[pid 28646] tkill(28649, SIGSTOP)       = 0
[pid 28649] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28646, si_uid=65534} ---
[pid 28646] exit_group(0 <unfinished ...>
[pid 28649] --- stopped by SIGSTOP ---
[pid 28646] <... exit_group resumed>)   = ?
[pid 28646] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28649, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28650 attached
, child_tidptr=0x555556efc5d0) = 28650
[pid 28650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28650] setpgid(0, 0)               = 0
[pid 28650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28650] write(3, "1000", 4)         = 4
[pid 28650] close(3)                    = 0
[pid 28650] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28650] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.610649][T28646] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28650] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28650] close(5)                    = 0
[pid 28650] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28653 attached
) = 28653
[pid 28650] tkill(28653, SIGSTOP)       = 0
[pid 28653] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28650, si_uid=65534} ---
[pid 28650] exit_group(0 <unfinished ...>
[pid 28653] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28653, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28650] <... exit_group resumed>)   = ?
[pid 28650] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28650, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28654 attached
, child_tidptr=0x555556efc5d0) = 28654
[pid 28654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28654] setpgid(0, 0)               = 0
[pid 28654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28654] write(3, "1000", 4)         = 4
[pid 28654] close(3)                    = 0
[pid 28654] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28654] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.656390][T28650] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28654] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28654] close(5)                    = 0
[pid 28654] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28657 attached
) = 28657
[pid 28654] tkill(28657, SIGSTOP)       = 0
[pid 28657] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28654, si_uid=65534} ---
[pid 28654] exit_group(0 <unfinished ...>
[pid 28657] --- stopped by SIGSTOP ---
[pid 28654] <... exit_group resumed>)   = ?
[pid 28654] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28657, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28658 attached
, child_tidptr=0x555556efc5d0) = 28658
[pid 28658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28658] setpgid(0, 0)               = 0
[pid 28658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28658] write(3, "1000", 4)         = 4
[pid 28658] close(3)                    = 0
[pid 28658] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28658] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.698609][T28654] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28658] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28658] close(5)                    = 0
[pid 28658] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28661 attached
) = 28661
[pid 28658] tkill(28661, SIGSTOP)       = 0
[pid 28658] exit_group(0)               = ?
[pid 28661] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28658, si_uid=65534} ---
[pid 28658] +++ exited with 0 +++
[pid 28661] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28658, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28662 attached
, child_tidptr=0x555556efc5d0) = 28662
[pid 28662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28662] setpgid(0, 0)               = 0
[pid 28662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28662] write(3, "1000", 4)         = 4
[pid 28662] close(3)                    = 0
[pid 28662] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28662] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.742563][T28658] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28662] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28662] close(5)                    = 0
[pid 28662] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28665 attached
) = 28665
[pid 28662] tkill(28665, SIGSTOP)       = 0
[pid 28665] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28662, si_uid=65534} ---
[pid 28662] exit_group(0 <unfinished ...>
[pid 28665] --- stopped by SIGSTOP ---
[pid 28662] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28665, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28662] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28662, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28666 attached
, child_tidptr=0x555556efc5d0) = 28666
[pid 28666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28666] setpgid(0, 0)               = 0
[pid 28666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28666] write(3, "1000", 4)         = 4
[pid 28666] close(3)                    = 0
[pid 28666] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28666] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.782888][T28662] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28666] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28666] close(5)                    = 0
[pid 28666] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28669 attached
) = 28669
[pid 28666] tkill(28669, SIGSTOP)       = 0
[pid 28669] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28666, si_uid=65534} ---
[pid 28666] exit_group(0 <unfinished ...>
[pid 28669] --- stopped by SIGSTOP ---
[pid 28666] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28669, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28666] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28666, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28670 attached
, child_tidptr=0x555556efc5d0) = 28670
[pid 28670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28670] setpgid(0, 0)               = 0
[pid 28670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28670] write(3, "1000", 4)         = 4
[pid 28670] close(3)                    = 0
[pid 28670] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28670] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.825414][T28666] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28670] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28670] close(5)                    = 0
[pid 28670] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28673 attached
) = 28673
[pid 28670] tkill(28673, SIGSTOP)       = 0
[pid 28673] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28670, si_uid=65534} ---
[pid 28670] exit_group(0 <unfinished ...>
[pid 28673] --- stopped by SIGSTOP ---
[pid 28670] <... exit_group resumed>)   = ?
[pid 28670] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28673, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28674 attached
, child_tidptr=0x555556efc5d0) = 28674
[pid 28674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28674] setpgid(0, 0)               = 0
[pid 28674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28674] write(3, "1000", 4)         = 4
[pid 28674] close(3)                    = 0
[pid 28674] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  233.869959][T28670] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28674] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28674] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28674] close(5)                    = 0
[pid 28674] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28677 attached
) = 28677
[pid 28674] tkill(28677, SIGSTOP)       = 0
[pid 28674] exit_group(0 <unfinished ...>
[pid 28677] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28674, si_uid=65534} ---
[pid 28674] <... exit_group resumed>)   = ?
[pid 28677] --- stopped by SIGSTOP ---
[pid 28674] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28677, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28678 attached
, child_tidptr=0x555556efc5d0) = 28678
[pid 28678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28678] setpgid(0, 0)               = 0
[pid 28678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28678] write(3, "1000", 4)         = 4
[pid 28678] close(3)                    = 0
[pid 28678] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28678] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.914895][T28674] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28678] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28678] close(5)                    = 0
[pid 28678] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28681 attached
) = 28681
[pid 28678] tkill(28681, SIGSTOP)       = 0
[pid 28681] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28678, si_uid=65534} ---
[pid 28678] exit_group(0 <unfinished ...>
[pid 28681] --- stopped by SIGSTOP ---
[pid 28678] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28681, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28678] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28678, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28682 attached
, child_tidptr=0x555556efc5d0) = 28682
[pid 28682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28682] setpgid(0, 0)               = 0
[pid 28682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28682] write(3, "1000", 4)         = 4
[pid 28682] close(3)                    = 0
[pid 28682] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28682] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  233.962852][T28678] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28682] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28682] close(5)                    = 0
[pid 28682] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28685 attached
) = 28685
[pid 28682] tkill(28685, SIGSTOP)       = 0
[pid 28685] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28682, si_uid=65534} ---
[pid 28682] exit_group(0 <unfinished ...>
[pid 28685] --- stopped by SIGSTOP ---
[pid 28682] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28685, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28682] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28682, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28686 attached
, child_tidptr=0x555556efc5d0) = 28686
[pid 28686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28686] setpgid(0, 0)               = 0
[pid 28686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28686] write(3, "1000", 4)         = 4
[pid 28686] close(3)                    = 0
[pid 28686] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28686] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.007086][T28682] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28686] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28686] close(5)                    = 0
[pid 28686] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28689 attached
) = 28689
[pid 28686] tkill(28689, SIGSTOP)       = 0
[pid 28686] exit_group(0 <unfinished ...>
[pid 28689] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28686, si_uid=65534} ---
[pid 28686] <... exit_group resumed>)   = ?
[pid 28686] +++ exited with 0 +++
[pid 28689] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28686, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28690 attached
, child_tidptr=0x555556efc5d0) = 28690
[pid 28690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28690] setpgid(0, 0)               = 0
[pid 28690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28690] write(3, "1000", 4)         = 4
[pid 28690] close(3)                    = 0
[pid 28690] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28690] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.054368][T28686] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28690] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28690] close(5)                    = 0
[pid 28690] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28693 attached
) = 28693
[pid 28690] tkill(28693, SIGSTOP)       = 0
[pid 28693] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28690, si_uid=65534} ---
[pid 28690] exit_group(0 <unfinished ...>
[pid 28693] --- stopped by SIGSTOP ---
[pid 28690] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28693, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28690] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28690, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28694 attached
, child_tidptr=0x555556efc5d0) = 28694
[pid 28694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28694] setpgid(0, 0)               = 0
[pid 28694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28694] write(3, "1000", 4)         = 4
[pid 28694] close(3)                    = 0
[pid 28694] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28694] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28694] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  234.103462][T28690] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28694] close(5)                    = 0
[pid 28694] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28697 attached
) = 28697
[pid 28694] tkill(28697, SIGSTOP)       = 0
[pid 28697] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28694, si_uid=65534} ---
[pid 28694] exit_group(0 <unfinished ...>
[pid 28697] --- stopped by SIGSTOP ---
[pid 28694] <... exit_group resumed>)   = ?
[pid 28694] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28697, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28698 attached
, child_tidptr=0x555556efc5d0) = 28698
[pid 28698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28698] setpgid(0, 0)               = 0
[pid 28698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28698] write(3, "1000", 4)         = 4
[pid 28698] close(3)                    = 0
[pid 28698] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28698] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.148934][T28694] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28698] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28698] close(5)                    = 0
[pid 28698] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28701 attached
) = 28701
[pid 28698] tkill(28701, SIGSTOP)       = 0
[pid 28701] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28698, si_uid=65534} ---
[pid 28698] exit_group(0 <unfinished ...>
[pid 28701] --- stopped by SIGSTOP ---
[pid 28698] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28701, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28698] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28698, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28702 attached
, child_tidptr=0x555556efc5d0) = 28702
[pid 28702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28702] setpgid(0, 0)               = 0
[pid 28702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28702] write(3, "1000", 4)         = 4
[pid 28702] close(3)                    = 0
[pid 28702] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28702] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.200752][T28698] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28702] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28702] close(5)                    = 0
[pid 28702] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 28705
[pid 28702] tkill(28705, SIGSTOP)       = 0
[pid 28702] exit_group(0./strace-static-x86_64: Process 28705 attached
)               = ?
[pid 28705] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28702, si_uid=65534} ---
[pid 28702] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28702, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 28705] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 28707
./strace-static-x86_64: Process 28707 attached
[pid 28707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28707] setpgid(0, 0)               = 0
[pid 28707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28707] write(3, "1000", 4)         = 4
[pid 28707] close(3)                    = 0
[pid 28707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.246382][T28702] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28707] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28707] close(5)                    = 0
[pid 28707] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28710 attached
) = 28710
[pid 28707] tkill(28710, SIGSTOP)       = 0
[pid 28710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28707, si_uid=65534} ---
[pid 28707] exit_group(0 <unfinished ...>
[pid 28710] --- stopped by SIGSTOP ---
[pid 28707] <... exit_group resumed>)   = ?
[pid 28707] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28710, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28711 attached
, child_tidptr=0x555556efc5d0) = 28711
[pid 28711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28711] setpgid(0, 0)               = 0
[pid 28711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28711] write(3, "1000", 4)         = 4
[pid 28711] close(3)                    = 0
[pid 28711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.310234][T28707] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28711] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28711] close(5)                    = 0
[pid 28711] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28714 attached
) = 28714
[pid 28711] tkill(28714, SIGSTOP)       = 0
[pid 28714] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28711, si_uid=65534} ---
[pid 28711] exit_group(0 <unfinished ...>
[pid 28714] --- stopped by SIGSTOP ---
[pid 28711] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28714, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28711] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28711, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28715 attached
, child_tidptr=0x555556efc5d0) = 28715
[pid 28715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28715] setpgid(0, 0)               = 0
[pid 28715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28715] write(3, "1000", 4)         = 4
[pid 28715] close(3)                    = 0
[pid 28715] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28715] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.359171][T28711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28715] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28715] close(5)                    = 0
[pid 28715] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28718 attached
) = 28718
[pid 28715] tkill(28718, SIGSTOP)       = 0
[pid 28718] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28715, si_uid=65534} ---
[pid 28715] exit_group(0 <unfinished ...>
[pid 28718] --- stopped by SIGSTOP ---
[pid 28715] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28718, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28715] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28715, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28719 attached
, child_tidptr=0x555556efc5d0) = 28719
[pid 28719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28719] setpgid(0, 0)               = 0
[pid 28719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28719] write(3, "1000", 4)         = 4
[pid 28719] close(3)                    = 0
[pid 28719] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28719] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.403874][T28715] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28719] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28719] close(5)                    = 0
[pid 28719] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28722 attached
) = 28722
[pid 28719] tkill(28722, SIGSTOP)       = 0
[pid 28722] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28719, si_uid=65534} ---
[pid 28719] exit_group(0 <unfinished ...>
[pid 28722] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28722, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28719] <... exit_group resumed>)   = ?
[pid 28719] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28719, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28723 attached
, child_tidptr=0x555556efc5d0) = 28723
[pid 28723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28723] setpgid(0, 0)               = 0
[pid 28723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28723] write(3, "1000", 4)         = 4
[pid 28723] close(3)                    = 0
[pid 28723] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28723] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.449902][T28719] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28723] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28723] close(5)                    = 0
[pid 28723] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28726 attached
) = 28726
[pid 28723] tkill(28726, SIGSTOP)       = 0
[pid 28726] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28723, si_uid=65534} ---
[pid 28723] exit_group(0 <unfinished ...>
[pid 28726] --- stopped by SIGSTOP ---
[pid 28723] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28726, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28723] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28723, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28727 attached
, child_tidptr=0x555556efc5d0) = 28727
[pid 28727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28727] setpgid(0, 0)               = 0
[pid 28727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28727] write(3, "1000", 4)         = 4
[pid 28727] close(3)                    = 0
[pid 28727] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28727] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.491411][T28723] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28727] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28727] close(5)                    = 0
[pid 28727] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28730 attached
) = 28730
[pid 28727] tkill(28730, SIGSTOP)       = 0
[pid 28727] exit_group(0 <unfinished ...>
[pid 28730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28727, si_uid=65534} ---
[pid 28727] <... exit_group resumed>)   = ?
[pid 28730] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28730, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28727] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28727, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28731 attached
, child_tidptr=0x555556efc5d0) = 28731
[pid 28731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28731] setpgid(0, 0)               = 0
[pid 28731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28731] write(3, "1000", 4)         = 4
[pid 28731] close(3)                    = 0
[pid 28731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.533281][T28727] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28731] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28731] close(5)                    = 0
[pid 28731] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28734 attached
) = 28734
[pid 28731] tkill(28734, SIGSTOP)       = 0
[pid 28734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28731, si_uid=65534} ---
[pid 28731] exit_group(0)               = ?
[pid 28734] --- stopped by SIGSTOP ---
[pid 28731] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28734, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28735 attached
, child_tidptr=0x555556efc5d0) = 28735
[pid 28735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28735] setpgid(0, 0)               = 0
[pid 28735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28735] write(3, "1000", 4)         = 4
[pid 28735] close(3)                    = 0
[pid 28735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.578475][T28731] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28735] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28735] close(5)                    = 0
[pid 28735] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28738 attached
) = 28738
[pid 28735] tkill(28738, SIGSTOP)       = 0
[pid 28738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28735, si_uid=65534} ---
[pid 28735] exit_group(0 <unfinished ...>
[pid 28738] --- stopped by SIGSTOP ---
[pid 28735] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28738, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28735] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28735, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28739 attached
, child_tidptr=0x555556efc5d0) = 28739
[pid 28739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28739] setpgid(0, 0)               = 0
[pid 28739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28739] write(3, "1000", 4)         = 4
[pid 28739] close(3)                    = 0
[pid 28739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.630250][T28735] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28739] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28739] close(5)                    = 0
[pid 28739] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28742 attached
) = 28742
[pid 28739] tkill(28742, SIGSTOP)       = 0
[pid 28739] exit_group(0 <unfinished ...>
[pid 28742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28739, si_uid=65534} ---
[pid 28739] <... exit_group resumed>)   = ?
[pid 28742] --- stopped by SIGSTOP ---
[pid 28739] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28742, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28743 attached
, child_tidptr=0x555556efc5d0) = 28743
[pid 28743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28743] setpgid(0, 0)               = 0
[pid 28743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28743] write(3, "1000", 4)         = 4
[pid 28743] close(3)                    = 0
[pid 28743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28743] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28743] close(5)                    = 0
[pid 28743] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28746 attached
) = 28746
[pid 28743] tkill(28746, SIGSTOP)       = 0
[pid 28746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28743, si_uid=65534} ---
[pid 28743] exit_group(0 <unfinished ...>
[pid 28746] --- stopped by SIGSTOP ---
[pid 28743] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28746, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28743] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28743, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28747 attached
, child_tidptr=0x555556efc5d0) = 28747
[pid 28747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28747] setpgid(0, 0)               = 0
[pid 28747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28747] write(3, "1000", 4)         = 4
[pid 28747] close(3)                    = 0
[pid 28747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.675822][T28739] vhci_hcd vhci_hcd.0: port 0 already used
[  234.713460][T28743] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28747] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28747] close(5)                    = 0
[pid 28747] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28750 attached
) = 28750
[pid 28747] tkill(28750, SIGSTOP)       = 0
[pid 28750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28747, si_uid=65534} ---
[pid 28747] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28750, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28750] --- stopped by SIGSTOP ---
[pid 28747] <... exit_group resumed>)   = ?
[pid 28747] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28747, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28751 attached
, child_tidptr=0x555556efc5d0) = 28751
[pid 28751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28751] setpgid(0, 0)               = 0
[pid 28751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28751] write(3, "1000", 4)         = 4
[pid 28751] close(3)                    = 0
[pid 28751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.758138][T28747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28751] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28751] close(5)                    = 0
[pid 28751] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28754 attached
) = 28754
[pid 28751] tkill(28754, SIGSTOP)       = 0
[pid 28754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28751, si_uid=65534} ---
[pid 28751] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28754, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28754] --- stopped by SIGSTOP ---
[pid 28751] <... exit_group resumed>)   = ?
[pid 28751] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28751, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28755 attached
, child_tidptr=0x555556efc5d0) = 28755
[pid 28755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28755] setpgid(0, 0)               = 0
[pid 28755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28755] write(3, "1000", 4)         = 4
[pid 28755] close(3)                    = 0
[pid 28755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.807569][T28751] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28755] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28755] close(5)                    = 0
[pid 28755] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28758 attached
) = 28758
[pid 28755] tkill(28758, SIGSTOP)       = 0
[pid 28758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28755, si_uid=65534} ---
[pid 28755] exit_group(0 <unfinished ...>
[pid 28758] --- stopped by SIGSTOP ---
[pid 28755] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28758, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28755] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28755, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28759 attached
, child_tidptr=0x555556efc5d0) = 28759
[pid 28759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28759] setpgid(0, 0)               = 0
[pid 28759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28759] write(3, "1000", 4)         = 4
[pid 28759] close(3)                    = 0
[pid 28759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.854285][T28755] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28759] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28759] close(5)                    = 0
[pid 28759] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28762 attached
) = 28762
[pid 28759] tkill(28762, SIGSTOP)       = 0
[pid 28759] exit_group(0 <unfinished ...>
[pid 28762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28759, si_uid=65534} ---
[pid 28762] --- stopped by SIGSTOP ---
[pid 28759] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28762, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28759] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28759, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28763 attached
, child_tidptr=0x555556efc5d0) = 28763
[pid 28763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28763] setpgid(0, 0)               = 0
[pid 28763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28763] write(3, "1000", 4)         = 4
[pid 28763] close(3)                    = 0
[pid 28763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.900160][T28759] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28763] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28763] close(5)                    = 0
[pid 28763] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28766 attached
) = 28766
[pid 28763] tkill(28766, SIGSTOP)       = 0
[pid 28766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28763, si_uid=65534} ---
[pid 28763] exit_group(0 <unfinished ...>
[pid 28766] --- stopped by SIGSTOP ---
[pid 28763] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28766, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28763] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28763, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28767 attached
, child_tidptr=0x555556efc5d0) = 28767
[pid 28767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28767] setpgid(0, 0)               = 0
[pid 28767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28767] write(3, "1000", 4)         = 4
[pid 28767] close(3)                    = 0
[  234.946646][T28763] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28767] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28767] close(5)                    = 0
[pid 28767] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28770 attached
) = 28770
[pid 28767] tkill(28770, SIGSTOP)       = 0
[pid 28770] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28767, si_uid=65534} ---
[pid 28767] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28770, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28770] --- stopped by SIGSTOP ---
[pid 28767] <... exit_group resumed>)   = ?
[pid 28767] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28767, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28771 attached
, child_tidptr=0x555556efc5d0) = 28771
[pid 28771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28771] setpgid(0, 0)               = 0
[pid 28771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28771] write(3, "1000", 4)         = 4
[pid 28771] close(3)                    = 0
[pid 28771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  234.990069][T28767] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28771] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28771] close(5)                    = 0
[pid 28771] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28774 attached
) = 28774
[pid 28771] tkill(28774, SIGSTOP)       = 0
[pid 28771] exit_group(0 <unfinished ...>
[pid 28774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28771, si_uid=65534} ---
[pid 28771] <... exit_group resumed>)   = ?
[pid 28774] --- stopped by SIGSTOP ---
[pid 28771] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28774, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28775 attached
, child_tidptr=0x555556efc5d0) = 28775
[pid 28775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28775] setpgid(0, 0)               = 0
[pid 28775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28775] write(3, "1000", 4)         = 4
[pid 28775] close(3)                    = 0
[pid 28775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.045769][T28771] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28775] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28775] close(5)                    = 0
[pid 28775] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28778 attached
) = 28778
[pid 28775] tkill(28778, SIGSTOP)       = 0
[pid 28778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28775, si_uid=65534} ---
[pid 28775] exit_group(0 <unfinished ...>
[pid 28778] --- stopped by SIGSTOP ---
[pid 28775] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28778, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28775] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28775, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28779 attached
, child_tidptr=0x555556efc5d0) = 28779
[pid 28779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28779] setpgid(0, 0)               = 0
[pid 28779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28779] write(3, "1000", 4)         = 4
[pid 28779] close(3)                    = 0
[pid 28779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28779] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28779] close(5)                    = 0
[pid 28779] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28782 attached
) = 28782
[pid 28779] tkill(28782, SIGSTOP)       = 0
[pid 28782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28779, si_uid=65534} ---
[pid 28779] exit_group(0 <unfinished ...>
[pid 28782] --- stopped by SIGSTOP ---
[pid 28779] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28782, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28779] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28779, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28783 attached
, child_tidptr=0x555556efc5d0) = 28783
[pid 28783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28783] setpgid(0, 0)               = 0
[pid 28783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28783] write(3, "1000", 4)         = 4
[pid 28783] close(3)                    = 0
[pid 28783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.096116][T28775] vhci_hcd vhci_hcd.0: port 0 already used
[  235.135837][T28779] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28783] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28783] close(5)                    = 0
[pid 28783] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28786 attached
) = 28786
[pid 28783] tkill(28786, SIGSTOP)       = 0
[pid 28786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28783, si_uid=65534} ---
[pid 28783] exit_group(0)               = ?
[pid 28786] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28786, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28783] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28787 attached
, child_tidptr=0x555556efc5d0) = 28787
[pid 28787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28787] setpgid(0, 0)               = 0
[pid 28787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28787] write(3, "1000", 4)         = 4
[pid 28787] close(3)                    = 0
[pid 28787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.176181][T28783] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28787] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28787] close(5)                    = 0
[pid 28787] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28790 attached
) = 28790
[pid 28787] tkill(28790, SIGSTOP)       = 0
[pid 28787] exit_group(0 <unfinished ...>
[pid 28790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28787, si_uid=65534} ---
[pid 28787] <... exit_group resumed>)   = ?
[pid 28790] --- stopped by SIGSTOP ---
[pid 28787] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28790, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28791 attached
, child_tidptr=0x555556efc5d0) = 28791
[pid 28791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28791] setpgid(0, 0)               = 0
[pid 28791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28791] write(3, "1000", 4)         = 4
[pid 28791] close(3)                    = 0
[pid 28791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.223058][T28787] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28791] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28791] close(5)                    = 0
[pid 28791] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28794 attached
) = 28794
[pid 28791] tkill(28794, SIGSTOP)       = 0
[pid 28794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28791, si_uid=65534} ---
[pid 28791] exit_group(0)               = ?
[pid 28794] --- stopped by SIGSTOP ---
[pid 28791] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28794, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28795 attached
, child_tidptr=0x555556efc5d0) = 28795
[pid 28795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28795] setpgid(0, 0)               = 0
[pid 28795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28795] write(3, "1000", 4)         = 4
[pid 28795] close(3)                    = 0
[pid 28795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.266917][T28791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28795] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28795] close(5)                    = 0
[pid 28795] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28798 attached
) = 28798
[pid 28795] tkill(28798, SIGSTOP)       = 0
[pid 28798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28795, si_uid=65534} ---
[pid 28795] exit_group(0 <unfinished ...>
[pid 28798] --- stopped by SIGSTOP ---
[pid 28795] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28798, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28795] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28799 attached
, child_tidptr=0x555556efc5d0) = 28799
[pid 28799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28799] setpgid(0, 0)               = 0
[pid 28799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28799] write(3, "1000", 4)         = 4
[pid 28799] close(3)                    = 0
[pid 28799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.311833][T28795] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28799] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28799] close(5)                    = 0
[pid 28799] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28802 attached
) = 28802
[pid 28799] tkill(28802, SIGSTOP)       = 0
[pid 28799] exit_group(0)               = ?
[pid 28802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28799, si_uid=65534} ---
[pid 28799] +++ exited with 0 +++
[pid 28802] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28803 attached
, child_tidptr=0x555556efc5d0) = 28803
[pid 28803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28803] setpgid(0, 0)               = 0
[pid 28803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28803] write(3, "1000", 4)         = 4
[pid 28803] close(3)                    = 0
[pid 28803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28803] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28803] close(5)                    = 0
[pid 28803] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28806 attached
) = 28806
[pid 28803] tkill(28806, SIGSTOP)       = 0
[pid 28806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28803, si_uid=65534} ---
[pid 28803] exit_group(0 <unfinished ...>
[pid 28806] --- stopped by SIGSTOP ---
[pid 28803] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28806, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28803] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28807 attached
, child_tidptr=0x555556efc5d0) = 28807
[pid 28807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28807] setpgid(0, 0)               = 0
[pid 28807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28807] write(3, "1000", 4)         = 4
[pid 28807] close(3)                    = 0
[pid 28807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.357162][T28799] vhci_hcd vhci_hcd.0: port 0 already used
[  235.396756][T28803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28807] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28807] close(5)                    = 0
[pid 28807] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28810 attached
) = 28810
[pid 28807] tkill(28810, SIGSTOP)       = 0
[pid 28810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28807, si_uid=65534} ---
[pid 28807] exit_group(0 <unfinished ...>
[pid 28810] --- stopped by SIGSTOP ---
[pid 28807] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28810, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28807] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28811 attached
, child_tidptr=0x555556efc5d0) = 28811
[pid 28811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28811] setpgid(0, 0)               = 0
[pid 28811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28811] write(3, "1000", 4)         = 4
[pid 28811] close(3)                    = 0
[pid 28811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.440305][T28807] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28811] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28811] close(5)                    = 0
[pid 28811] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28814 attached
) = 28814
[pid 28811] tkill(28814, SIGSTOP)       = 0
[pid 28814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28811, si_uid=65534} ---
[pid 28811] exit_group(0)               = ?
[pid 28814] --- stopped by SIGSTOP ---
[pid 28811] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28814, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28811, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28815 attached
, child_tidptr=0x555556efc5d0) = 28815
[pid 28815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28815] setpgid(0, 0)               = 0
[pid 28815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28815] write(3, "1000", 4)         = 4
[pid 28815] close(3)                    = 0
[pid 28815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.481691][T28811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28815] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28815] close(5)                    = 0
[pid 28815] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28818 attached
) = 28818
[pid 28815] tkill(28818, SIGSTOP)       = 0
[pid 28818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28815, si_uid=65534} ---
[pid 28815] exit_group(0 <unfinished ...>
[pid 28818] --- stopped by SIGSTOP ---
[pid 28815] <... exit_group resumed>)   = ?
[pid 28815] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28818, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28819 attached
, child_tidptr=0x555556efc5d0) = 28819
[pid 28819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28819] setpgid(0, 0)               = 0
[pid 28819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28819] write(3, "1000", 4)         = 4
[pid 28819] close(3)                    = 0
[pid 28819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.525418][T28815] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28819] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28819] close(5)                    = 0
[pid 28819] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28822 attached
) = 28822
[pid 28819] tkill(28822, SIGSTOP)       = 0
[pid 28822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28819, si_uid=65534} ---
[pid 28819] exit_group(0)               = ?
[pid 28822] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28822, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28819] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28823 attached
, child_tidptr=0x555556efc5d0) = 28823
[pid 28823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28823] setpgid(0, 0)               = 0
[pid 28823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28823] write(3, "1000", 4)         = 4
[pid 28823] close(3)                    = 0
[pid 28823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.570678][T28819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28823] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28823] close(5)                    = 0
[pid 28823] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28826 attached
) = 28826
[pid 28823] tkill(28826, SIGSTOP)       = 0
[pid 28826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28823, si_uid=65534} ---
[pid 28823] exit_group(0 <unfinished ...>
[pid 28826] --- stopped by SIGSTOP ---
[pid 28823] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28826, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28823] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28823, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28827 attached
, child_tidptr=0x555556efc5d0) = 28827
[pid 28827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28827] setpgid(0, 0)               = 0
[pid 28827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28827] write(3, "1000", 4)         = 4
[pid 28827] close(3)                    = 0
[pid 28827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.614139][T28823] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28827] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28827] close(5)                    = 0
[pid 28827] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28830 attached
) = 28830
[pid 28827] tkill(28830, SIGSTOP)       = 0
[pid 28830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28827, si_uid=65534} ---
[pid 28827] exit_group(0 <unfinished ...>
[pid 28830] --- stopped by SIGSTOP ---
[pid 28827] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28830, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28827] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28827, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28831 attached
, child_tidptr=0x555556efc5d0) = 28831
[pid 28831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28831] setpgid(0, 0)               = 0
[pid 28831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28831] write(3, "1000", 4)         = 4
[pid 28831] close(3)                    = 0
[pid 28831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.664015][T28827] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28831] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28831] close(5)                    = 0
[pid 28831] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28834 attached
) = 28834
[pid 28831] tkill(28834, SIGSTOP)       = 0
[pid 28834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28831, si_uid=65534} ---
[pid 28831] exit_group(0 <unfinished ...>
[pid 28834] --- stopped by SIGSTOP ---
[pid 28831] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28834, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28831] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28831, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28835 attached
, child_tidptr=0x555556efc5d0) = 28835
[pid 28835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28835] setpgid(0, 0)               = 0
[pid 28835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28835] write(3, "1000", 4)         = 4
[pid 28835] close(3)                    = 0
[pid 28835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.709621][T28831] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28835] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28835] close(5)                    = 0
[pid 28835] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28838 attached
) = 28838
[pid 28835] tkill(28838, SIGSTOP)       = 0
[pid 28838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28835, si_uid=65534} ---
[pid 28835] exit_group(0)               = ?
[pid 28838] --- stopped by SIGSTOP ---
[pid 28835] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28838, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28839 attached
, child_tidptr=0x555556efc5d0) = 28839
[pid 28839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28839] setpgid(0, 0)               = 0
[pid 28839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28839] write(3, "1000", 4)         = 4
[pid 28839] close(3)                    = 0
[pid 28839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.755181][T28835] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28839] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28839] close(5)                    = 0
[pid 28839] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28842 attached
) = 28842
[pid 28839] tkill(28842, SIGSTOP)       = 0
[pid 28842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28839, si_uid=65534} ---
[pid 28839] exit_group(0 <unfinished ...>
[pid 28842] --- stopped by SIGSTOP ---
[pid 28839] <... exit_group resumed>)   = ?
[pid 28839] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28842, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28843 attached
, child_tidptr=0x555556efc5d0) = 28843
[pid 28843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28843] setpgid(0, 0)               = 0
[pid 28843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28843] write(3, "1000", 4)         = 4
[pid 28843] close(3)                    = 0
[pid 28843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.811943][T28839] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28843] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28843] close(5)                    = 0
[pid 28843] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28846 attached
) = 28846
[pid 28843] tkill(28846, SIGSTOP)       = 0
[pid 28846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28843, si_uid=65534} ---
[pid 28843] exit_group(0 <unfinished ...>
[pid 28846] --- stopped by SIGSTOP ---
[pid 28843] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28846, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28843] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28847 attached
, child_tidptr=0x555556efc5d0) = 28847
[pid 28847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28847] setpgid(0, 0)               = 0
[pid 28847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28847] write(3, "1000", 4)         = 4
[pid 28847] close(3)                    = 0
[pid 28847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.863416][T28843] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28847] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28847] close(5)                    = 0
[pid 28847] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28850 attached
) = 28850
[pid 28847] tkill(28850, SIGSTOP)       = 0
[pid 28850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28847, si_uid=65534} ---
[pid 28847] exit_group(0 <unfinished ...>
[pid 28850] --- stopped by SIGSTOP ---
[pid 28847] <... exit_group resumed>)   = ?
[pid 28847] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28850, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28851 attached
, child_tidptr=0x555556efc5d0) = 28851
[pid 28851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28851] setpgid(0, 0)               = 0
[pid 28851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28851] write(3, "1000", 4)         = 4
[pid 28851] close(3)                    = 0
[pid 28851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.909140][T28847] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28851] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28851] close(5)                    = 0
[pid 28851] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28854 attached
) = 28854
[pid 28851] tkill(28854, SIGSTOP)       = 0
[pid 28854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28851, si_uid=65534} ---
[pid 28851] exit_group(0 <unfinished ...>
[pid 28854] --- stopped by SIGSTOP ---
[pid 28851] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28854, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28851] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28851, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28855 attached
, child_tidptr=0x555556efc5d0) = 28855
[pid 28855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28855] setpgid(0, 0)               = 0
[pid 28855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28855] write(3, "1000", 4)         = 4
[pid 28855] close(3)                    = 0
[pid 28855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  235.957657][T28851] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28855] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28855] close(5)                    = 0
[pid 28855] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28858 attached
) = 28858
[pid 28855] tkill(28858, SIGSTOP)       = 0
[pid 28858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28855, si_uid=65534} ---
[pid 28855] exit_group(0 <unfinished ...>
[pid 28858] --- stopped by SIGSTOP ---
[pid 28855] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28858, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28855] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28855, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28859 attached
, child_tidptr=0x555556efc5d0) = 28859
[pid 28859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28859] setpgid(0, 0)               = 0
[pid 28859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28859] write(3, "1000", 4)         = 4
[pid 28859] close(3)                    = 0
[pid 28859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.005144][T28855] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28859] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28859] close(5)                    = 0
[pid 28859] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28862 attached
) = 28862
[pid 28859] tkill(28862, SIGSTOP)       = 0
[pid 28862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28859, si_uid=65534} ---
[pid 28859] exit_group(0 <unfinished ...>
[pid 28862] --- stopped by SIGSTOP ---
[pid 28859] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28862, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28859] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28859, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28863 attached
, child_tidptr=0x555556efc5d0) = 28863
[pid 28863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28863] setpgid(0, 0)               = 0
[pid 28863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28863] write(3, "1000", 4)         = 4
[pid 28863] close(3)                    = 0
[pid 28863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.051684][T28859] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28863] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28863] close(5)                    = 0
[pid 28863] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28866 attached
) = 28866
[pid 28863] tkill(28866, SIGSTOP)       = 0
[pid 28863] exit_group(0 <unfinished ...>
[pid 28866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28863, si_uid=65534} ---
[pid 28863] <... exit_group resumed>)   = ?
[pid 28866] --- stopped by SIGSTOP ---
[pid 28863] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28866, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28867 attached
, child_tidptr=0x555556efc5d0) = 28867
[pid 28867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28867] setpgid(0, 0)               = 0
[pid 28867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28867] write(3, "1000", 4)         = 4
[pid 28867] close(3)                    = 0
[pid 28867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.100441][T28863] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28867] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28867] close(5)                    = 0
[pid 28867] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28870 attached
) = 28870
[pid 28867] tkill(28870, SIGSTOP)       = 0
[pid 28870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28867, si_uid=65534} ---
[pid 28867] exit_group(0 <unfinished ...>
[pid 28870] --- stopped by SIGSTOP ---
[pid 28867] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28870, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28867] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28871 attached
, child_tidptr=0x555556efc5d0) = 28871
[pid 28871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28871] setpgid(0, 0)               = 0
[pid 28871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28871] write(3, "1000", 4)         = 4
[pid 28871] close(3)                    = 0
[pid 28871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.146456][T28867] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28871] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28871] close(5)                    = 0
[pid 28871] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28874 attached
) = 28874
[pid 28871] tkill(28874, SIGSTOP)       = 0
[pid 28871] exit_group(0 <unfinished ...>
[pid 28874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28871, si_uid=65534} ---
[pid 28871] <... exit_group resumed>)   = ?
[pid 28874] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28874, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28871] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28871, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28875 attached
, child_tidptr=0x555556efc5d0) = 28875
[pid 28875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28875] setpgid(0, 0)               = 0
[pid 28875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28875] write(3, "1000", 4)         = 4
[pid 28875] close(3)                    = 0
[pid 28875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.192418][T28871] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28875] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28875] close(5)                    = 0
[pid 28875] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28878 attached
) = 28878
[pid 28875] tkill(28878, SIGSTOP)       = 0
[pid 28878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28875, si_uid=65534} ---
[pid 28875] exit_group(0)               = ?
[pid 28878] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28878, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28875] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28875, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28879 attached
, child_tidptr=0x555556efc5d0) = 28879
[pid 28879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28879] setpgid(0, 0)               = 0
[pid 28879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28879] write(3, "1000", 4)         = 4
[pid 28879] close(3)                    = 0
[pid 28879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.233836][T28875] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28879] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28879] close(5)                    = 0
[pid 28879] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28882 attached
) = 28882
[pid 28879] tkill(28882, SIGSTOP)       = 0
[pid 28882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28879, si_uid=65534} ---
[pid 28879] exit_group(0 <unfinished ...>
[pid 28882] --- stopped by SIGSTOP ---
[pid 28879] <... exit_group resumed>)   = ?
[pid 28879] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28882, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28883 attached
, child_tidptr=0x555556efc5d0) = 28883
[pid 28883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28883] setpgid(0, 0)               = 0
[pid 28883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28883] write(3, "1000", 4)         = 4
[pid 28883] close(3)                    = 0
[pid 28883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.279167][T28879] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28883] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28883] close(5)                    = 0
[pid 28883] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28886 attached
) = 28886
[pid 28883] tkill(28886, SIGSTOP)       = 0
[pid 28886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28883, si_uid=65534} ---
[pid 28883] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28886, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28886] --- stopped by SIGSTOP ---
[pid 28883] <... exit_group resumed>)   = ?
[pid 28883] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28883, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28887 attached
, child_tidptr=0x555556efc5d0) = 28887
[pid 28887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28887] setpgid(0, 0)               = 0
[pid 28887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28887] write(3, "1000", 4)         = 4
[pid 28887] close(3)                    = 0
[pid 28887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.329064][T28883] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28887] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28887] close(5)                    = 0
[pid 28887] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28890 attached
) = 28890
[pid 28887] tkill(28890, SIGSTOP)       = 0
[pid 28890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28887, si_uid=65534} ---
[pid 28887] exit_group(0)               = ?
[pid 28890] --- stopped by SIGSTOP ---
[pid 28887] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28890, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28891 attached
, child_tidptr=0x555556efc5d0) = 28891
[pid 28891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28891] setpgid(0, 0)               = 0
[pid 28891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28891] write(3, "1000", 4)         = 4
[pid 28891] close(3)                    = 0
[pid 28891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.372541][T28887] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28891] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28891] close(5)                    = 0
[pid 28891] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28894 attached
) = 28894
[pid 28891] tkill(28894, SIGSTOP)       = 0
[pid 28894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28891, si_uid=65534} ---
[pid 28891] exit_group(0)               = ?
[pid 28894] --- stopped by SIGSTOP ---
[pid 28891] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28894, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28895 attached
, child_tidptr=0x555556efc5d0) = 28895
[pid 28895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28895] setpgid(0, 0)               = 0
[pid 28895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28895] write(3, "1000", 4)         = 4
[pid 28895] close(3)                    = 0
[pid 28895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.416940][T28891] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28895] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28895] close(5)                    = 0
[pid 28895] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28898 attached
) = 28898
[pid 28895] tkill(28898, SIGSTOP)       = 0
[pid 28898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28895, si_uid=65534} ---
[pid 28895] exit_group(0 <unfinished ...>
[pid 28898] --- stopped by SIGSTOP ---
[pid 28895] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28898, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28895] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28895, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28899 attached
, child_tidptr=0x555556efc5d0) = 28899
[pid 28899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28899] setpgid(0, 0)               = 0
[pid 28899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28899] write(3, "1000", 4)         = 4
[pid 28899] close(3)                    = 0
[pid 28899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.461513][T28895] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28899] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28899] close(5)                    = 0
[pid 28899] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28902 attached
) = 28902
[pid 28899] tkill(28902, SIGSTOP)       = 0
[pid 28902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28899, si_uid=65534} ---
[pid 28899] exit_group(0 <unfinished ...>
[pid 28902] --- stopped by SIGSTOP ---
[pid 28899] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28902, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28899] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28899, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28903 attached
, child_tidptr=0x555556efc5d0) = 28903
[pid 28903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28903] setpgid(0, 0)               = 0
[pid 28903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28903] write(3, "1000", 4)         = 4
[pid 28903] close(3)                    = 0
[pid 28903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28903] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28903] close(5)                    = 0
[pid 28903] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28906 attached
) = 28906
[pid 28903] tkill(28906, SIGSTOP)       = 0
[pid 28906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28903, si_uid=65534} ---
[pid 28903] exit_group(0 <unfinished ...>
[pid 28906] --- stopped by SIGSTOP ---
[pid 28903] <... exit_group resumed>)   = ?
[pid 28903] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28906, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28907 attached
, child_tidptr=0x555556efc5d0) = 28907
[pid 28907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28907] setpgid(0, 0)               = 0
[pid 28907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28907] write(3, "1000", 4)         = 4
[pid 28907] close(3)                    = 0
[pid 28907] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  236.507335][T28899] vhci_hcd vhci_hcd.0: port 0 already used
[  236.547332][T28903] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28907] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28907] close(5)                    = 0
[pid 28907] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28910 attached
) = 28910
[pid 28907] tkill(28910, SIGSTOP)       = 0
[pid 28910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28907, si_uid=65534} ---
[pid 28907] exit_group(0 <unfinished ...>
[pid 28910] --- stopped by SIGSTOP ---
[pid 28907] <... exit_group resumed>)   = ?
[pid 28907] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28910, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28911 attached
, child_tidptr=0x555556efc5d0) = 28911
[pid 28911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28911] setpgid(0, 0)               = 0
[pid 28911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28911] write(3, "1000", 4)         = 4
[pid 28911] close(3)                    = 0
[pid 28911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.593381][T28907] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28911] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28911] close(5)                    = 0
[pid 28911] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28914 attached
) = 28914
[pid 28911] tkill(28914, SIGSTOP)       = 0
[pid 28914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28911, si_uid=65534} ---
[pid 28911] exit_group(0 <unfinished ...>
[pid 28914] --- stopped by SIGSTOP ---
[pid 28911] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28914, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28911] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28911, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28915 attached
, child_tidptr=0x555556efc5d0) = 28915
[pid 28915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28915] setpgid(0, 0)               = 0
[pid 28915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28915] write(3, "1000", 4)         = 4
[pid 28915] close(3)                    = 0
[pid 28915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.639780][T28911] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28915] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28915] close(5)                    = 0
[pid 28915] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28918 attached
) = 28918
[pid 28915] tkill(28918, SIGSTOP)       = 0
[pid 28918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28915, si_uid=65534} ---
[pid 28915] exit_group(0 <unfinished ...>
[pid 28918] --- stopped by SIGSTOP ---
[pid 28915] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28918, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28915] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28915, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28919 attached
, child_tidptr=0x555556efc5d0) = 28919
[pid 28919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28919] setpgid(0, 0)               = 0
[pid 28919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28919] write(3, "1000", 4)         = 4
[pid 28919] close(3)                    = 0
[pid 28919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.684973][T28915] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28919] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28919] close(5)                    = 0
[pid 28919] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28922 attached
) = 28922
[pid 28919] tkill(28922, SIGSTOP)       = 0
[pid 28922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28919, si_uid=65534} ---
[pid 28919] exit_group(0 <unfinished ...>
[pid 28922] --- stopped by SIGSTOP ---
[pid 28919] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28922, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28919] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28919, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28923 attached
, child_tidptr=0x555556efc5d0) = 28923
[pid 28923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28923] setpgid(0, 0)               = 0
[pid 28923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28923] write(3, "1000", 4)         = 4
[pid 28923] close(3)                    = 0
[pid 28923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.741665][T28919] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28923] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28923] close(5)                    = 0
[pid 28923] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28926 attached
) = 28926
[pid 28923] tkill(28926, SIGSTOP)       = 0
[pid 28926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28923, si_uid=65534} ---
[pid 28923] exit_group(0)               = ?
[pid 28926] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28926, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28923] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28923, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28927 attached
, child_tidptr=0x555556efc5d0) = 28927
[pid 28927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28927] setpgid(0, 0)               = 0
[pid 28927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28927] write(3, "1000", 4)         = 4
[pid 28927] close(3)                    = 0
[pid 28927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.785167][T28923] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28927] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28927] close(5)                    = 0
[pid 28927] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28930 attached
) = 28930
[pid 28927] tkill(28930, SIGSTOP)       = 0
[pid 28930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28927, si_uid=65534} ---
[pid 28927] exit_group(0 <unfinished ...>
[pid 28930] --- stopped by SIGSTOP ---
[pid 28927] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28930, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28927] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28927, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28931 attached
, child_tidptr=0x555556efc5d0) = 28931
[pid 28931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28931] setpgid(0, 0)               = 0
[pid 28931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28931] write(3, "1000", 4)         = 4
[pid 28931] close(3)                    = 0
[pid 28931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.829276][T28927] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28931] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28931] close(5)                    = 0
[pid 28931] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28934 attached
) = 28934
[pid 28931] tkill(28934, SIGSTOP)       = 0
[pid 28931] exit_group(0 <unfinished ...>
[pid 28934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28931, si_uid=65534} ---
[pid 28931] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28934, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28934] --- stopped by SIGSTOP ---
[pid 28931] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28931, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28935 attached
, child_tidptr=0x555556efc5d0) = 28935
[pid 28935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28935] setpgid(0, 0)               = 0
[pid 28935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28935] write(3, "1000", 4)         = 4
[pid 28935] close(3)                    = 0
[pid 28935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.881617][T28931] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28935] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28935] close(5)                    = 0
[pid 28935] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28938 attached
) = 28938
[pid 28935] tkill(28938, SIGSTOP)       = 0
[pid 28935] exit_group(0 <unfinished ...>
[pid 28938] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28935, si_uid=65534} ---
[pid 28935] <... exit_group resumed>)   = ?
[pid 28938] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28938, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28935] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28935, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28939 attached
, child_tidptr=0x555556efc5d0) = 28939
[pid 28939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28939] setpgid(0, 0)               = 0
[pid 28939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28939] write(3, "1000", 4)         = 4
[pid 28939] close(3)                    = 0
[pid 28939] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28939] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  236.929773][T28935] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28939] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28939] close(5)                    = 0
[pid 28939] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28942 attached
) = 28942
[pid 28939] tkill(28942, SIGSTOP)       = 0
[pid 28942] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28939, si_uid=65534} ---
[pid 28939] exit_group(0)               = ?
[pid 28942] --- stopped by SIGSTOP ---
[pid 28939] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28942, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28943 attached
, child_tidptr=0x555556efc5d0) = 28943
[pid 28943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28943] setpgid(0, 0)               = 0
[pid 28943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28943] write(3, "1000", 4)         = 4
[pid 28943] close(3)                    = 0
[pid 28943] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  236.975956][T28939] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28943] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28943] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28943] close(5)                    = 0
[pid 28943] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28946 attached
) = 28946
[pid 28943] tkill(28946, SIGSTOP)       = 0
[pid 28946] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28943, si_uid=65534} ---
[pid 28943] exit_group(0 <unfinished ...>
[pid 28946] --- stopped by SIGSTOP ---
[pid 28943] <... exit_group resumed>)   = ?
[pid 28943] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28946, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28947 attached
, child_tidptr=0x555556efc5d0) = 28947
[pid 28947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28947] setpgid(0, 0)               = 0
[pid 28947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28947] write(3, "1000", 4)         = 4
[pid 28947] close(3)                    = 0
[pid 28947] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28947] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.026113][T28943] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28947] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28947] close(5)                    = 0
[pid 28947] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28950 attached
) = 28950
[pid 28947] tkill(28950, SIGSTOP)       = 0
[pid 28950] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28947, si_uid=65534} ---
[pid 28947] exit_group(0 <unfinished ...>
[pid 28950] --- stopped by SIGSTOP ---
[pid 28947] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28950, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28947] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28947, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28951 attached
, child_tidptr=0x555556efc5d0) = 28951
[pid 28951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28951] setpgid(0, 0)               = 0
[pid 28951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28951] write(3, "1000", 4)         = 4
[pid 28951] close(3)                    = 0
[pid 28951] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28951] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.080309][T28947] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28951] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28951] close(5)                    = 0
[pid 28951] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28954 attached
) = 28954
[pid 28951] tkill(28954, SIGSTOP)       = 0
[pid 28951] exit_group(0 <unfinished ...>
[pid 28954] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28951, si_uid=65534} ---
[pid 28951] <... exit_group resumed>)   = ?
[pid 28954] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28954, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28951] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28951, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28955 attached
, child_tidptr=0x555556efc5d0) = 28955
[pid 28955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28955] setpgid(0, 0)               = 0
[pid 28955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28955] write(3, "1000", 4)         = 4
[pid 28955] close(3)                    = 0
[pid 28955] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28955] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.127712][T28951] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28955] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28955] close(5)                    = 0
[pid 28955] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28958 attached
) = 28958
[pid 28955] tkill(28958, SIGSTOP)       = 0
[pid 28958] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28955, si_uid=65534} ---
[pid 28955] exit_group(0)               = ?
[pid 28958] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28958, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28955] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28955, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28959 attached
, child_tidptr=0x555556efc5d0) = 28959
[pid 28959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28959] setpgid(0, 0)               = 0
[pid 28959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28959] write(3, "1000", 4)         = 4
[pid 28959] close(3)                    = 0
[pid 28959] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28959] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.173245][T28955] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28959] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28959] close(5)                    = 0
[pid 28959] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28962 attached
) = 28962
[pid 28959] tkill(28962, SIGSTOP)       = 0
[pid 28959] exit_group(0 <unfinished ...>
[pid 28962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28959, si_uid=65534} ---
[pid 28959] <... exit_group resumed>)   = ?
[pid 28962] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28962, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28959] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28959, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28963 attached
, child_tidptr=0x555556efc5d0) = 28963
[pid 28963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28963] setpgid(0, 0)               = 0
[pid 28963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28963] write(3, "1000", 4)         = 4
[pid 28963] close(3)                    = 0
[pid 28963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.219285][T28959] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28963] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28963] close(5)                    = 0
[pid 28963] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28966 attached
) = 28966
[pid 28963] tkill(28966, SIGSTOP)       = 0
[pid 28966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28963, si_uid=65534} ---
[pid 28963] exit_group(0 <unfinished ...>
[pid 28966] --- stopped by SIGSTOP ---
[pid 28963] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28966, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28963] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28963, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28967 attached
, child_tidptr=0x555556efc5d0) = 28967
[pid 28967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28967] setpgid(0, 0)               = 0
[pid 28967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28967] write(3, "1000", 4)         = 4
[pid 28967] close(3)                    = 0
[pid 28967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.264437][T28963] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28967] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28967] close(5)                    = 0
[pid 28967] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28970 attached
) = 28970
[pid 28967] tkill(28970, SIGSTOP)       = 0
[pid 28970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28967, si_uid=65534} ---
[pid 28967] exit_group(0)               = ?
[pid 28970] --- stopped by SIGSTOP ---
[pid 28967] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28970, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28971 attached
, child_tidptr=0x555556efc5d0) = 28971
[pid 28971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28971] setpgid(0, 0)               = 0
[pid 28971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28971] write(3, "1000", 4)         = 4
[pid 28971] close(3)                    = 0
[pid 28971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.307260][T28967] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28971] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28971] close(5)                    = 0
[pid 28971] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28974 attached
) = 28974
[pid 28971] tkill(28974, SIGSTOP)       = 0
[pid 28974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28971, si_uid=65534} ---
[pid 28971] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28974, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28974] --- stopped by SIGSTOP ---
[pid 28971] <... exit_group resumed>)   = ?
[pid 28971] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28971, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28975 attached
, child_tidptr=0x555556efc5d0) = 28975
[pid 28975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28975] setpgid(0, 0)               = 0
[pid 28975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28975] write(3, "1000", 4)         = 4
[pid 28975] close(3)                    = 0
[pid 28975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.352110][T28971] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28975] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28975] close(5)                    = 0
[pid 28975] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28978 attached
) = 28978
[pid 28975] tkill(28978, SIGSTOP)       = 0
[pid 28978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28975, si_uid=65534} ---
[pid 28975] exit_group(0 <unfinished ...>
[pid 28978] --- stopped by SIGSTOP ---
[pid 28975] <... exit_group resumed>)   = ?
[pid 28975] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28978, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28979 attached
, child_tidptr=0x555556efc5d0) = 28979
[pid 28979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28979] setpgid(0, 0)               = 0
[pid 28979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28979] write(3, "1000", 4)         = 4
[pid 28979] close(3)                    = 0
[pid 28979] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28979] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.400183][T28975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28979] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28979] close(5)                    = 0
[pid 28979] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28982 attached
) = 28982
[pid 28979] tkill(28982, SIGSTOP)       = 0
[pid 28982] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28979, si_uid=65534} ---
[pid 28979] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28982, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28982] --- stopped by SIGSTOP ---
[pid 28979] <... exit_group resumed>)   = ?
[pid 28979] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28979, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28983 attached
, child_tidptr=0x555556efc5d0) = 28983
[pid 28983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28983] setpgid(0, 0)               = 0
[pid 28983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28983] write(3, "1000", 4)         = 4
[pid 28983] close(3)                    = 0
[pid 28983] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28983] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.446255][T28979] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28983] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28983] close(5)                    = 0
[pid 28983] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28986 attached
) = 28986
[pid 28983] tkill(28986, SIGSTOP)       = 0
[pid 28986] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28983, si_uid=65534} ---
[pid 28983] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28986, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28986] --- stopped by SIGSTOP ---
[pid 28983] <... exit_group resumed>)   = ?
[pid 28983] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28983, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28987 attached
, child_tidptr=0x555556efc5d0) = 28987
[pid 28987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28987] setpgid(0, 0)               = 0
[pid 28987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28987] write(3, "1000", 4)         = 4
[pid 28987] close(3)                    = 0
[pid 28987] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28987] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.492656][T28983] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28987] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28987] close(5)                    = 0
[pid 28987] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28990 attached
) = 28990
[pid 28987] tkill(28990, SIGSTOP)       = 0
[pid 28990] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28987, si_uid=65534} ---
[pid 28987] exit_group(0 <unfinished ...>
[pid 28990] --- stopped by SIGSTOP ---
[pid 28987] <... exit_group resumed>)   = ?
[pid 28987] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28990, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28991 attached
, child_tidptr=0x555556efc5d0) = 28991
[pid 28991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28991] setpgid(0, 0)               = 0
[pid 28991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28991] write(3, "1000", 4)         = 4
[pid 28991] close(3)                    = 0
[pid 28991] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28991] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 28991] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  237.538967][T28987] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28991] close(5)                    = 0
[pid 28991] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28994 attached
) = 28994
[pid 28991] tkill(28994, SIGSTOP)       = 0
[pid 28994] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28991, si_uid=65534} ---
[pid 28991] exit_group(0 <unfinished ...>
[pid 28994] --- stopped by SIGSTOP ---
[pid 28991] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28994, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 28991] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28991, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28995 attached
, child_tidptr=0x555556efc5d0) = 28995
[pid 28995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28995] setpgid(0, 0)               = 0
[pid 28995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28995] write(3, "1000", 4)         = 4
[pid 28995] close(3)                    = 0
[pid 28995] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28995] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.589157][T28991] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28995] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28995] close(5)                    = 0
[pid 28995] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 28998 attached
) = 28998
[pid 28995] tkill(28998, SIGSTOP)       = 0
[pid 28995] exit_group(0 <unfinished ...>
[pid 28998] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28995, si_uid=65534} ---
[pid 28995] <... exit_group resumed>)   = ?
[pid 28998] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=28998, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28995] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28995, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 28999 attached
, child_tidptr=0x555556efc5d0) = 28999
[pid 28999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 28999] setpgid(0, 0)               = 0
[pid 28999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 28999] write(3, "1000", 4)         = 4
[pid 28999] close(3)                    = 0
[pid 28999] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 28999] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.631789][T28995] vhci_hcd vhci_hcd.0: port 0 already used
[pid 28999] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 28999] close(5)                    = 0
[pid 28999] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29002 attached
) = 29002
[pid 28999] tkill(29002, SIGSTOP)       = 0
[pid 29002] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=28999, si_uid=65534} ---
[pid 28999] exit_group(0 <unfinished ...>
[pid 29002] --- stopped by SIGSTOP ---
[pid 28999] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29002, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 28999] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28999, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29003 attached
, child_tidptr=0x555556efc5d0) = 29003
[pid 29003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29003] setpgid(0, 0)               = 0
[pid 29003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29003] write(3, "1000", 4)         = 4
[pid 29003] close(3)                    = 0
[pid 29003] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29003] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.685866][T28999] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29003] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29003] close(5)                    = 0
[pid 29003] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29006 attached
) = 29006
[pid 29003] tkill(29006, SIGSTOP)       = 0
[pid 29006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29003, si_uid=65534} ---
[pid 29003] exit_group(0 <unfinished ...>
[pid 29006] --- stopped by SIGSTOP ---
[pid 29003] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29006, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29003] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29003, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29007 attached
, child_tidptr=0x555556efc5d0) = 29007
[pid 29007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29007] setpgid(0, 0)               = 0
[pid 29007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29007] write(3, "1000", 4)         = 4
[pid 29007] close(3)                    = 0
[pid 29007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.732459][T29003] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29007] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29007] close(5)                    = 0
[pid 29007] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29010 attached
) = 29010
[pid 29007] tkill(29010, SIGSTOP)       = 0
[pid 29010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29007, si_uid=65534} ---
[pid 29007] exit_group(0)               = ?
[pid 29010] --- stopped by SIGSTOP ---
[pid 29007] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29010, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29011 attached
, child_tidptr=0x555556efc5d0) = 29011
[pid 29011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29011] setpgid(0, 0)               = 0
[pid 29011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29011] write(3, "1000", 4)         = 4
[pid 29011] close(3)                    = 0
[pid 29011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.778310][T29007] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29011] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29011] close(5)                    = 0
[pid 29011] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29014 attached
) = 29014
[pid 29011] tkill(29014, SIGSTOP)       = 0
[pid 29014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29011, si_uid=65534} ---
[pid 29011] exit_group(0 <unfinished ...>
[pid 29014] --- stopped by SIGSTOP ---
[pid 29011] <... exit_group resumed>)   = ?
[pid 29011] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29014, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29015 attached
, child_tidptr=0x555556efc5d0) = 29015
[pid 29015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29015] setpgid(0, 0)               = 0
[pid 29015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29015] write(3, "1000", 4)         = 4
[pid 29015] close(3)                    = 0
[pid 29015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.827352][T29011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29015] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29015] close(5)                    = 0
[pid 29015] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29018 attached
) = 29018
[pid 29015] tkill(29018, SIGSTOP)       = 0
[pid 29018] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29015, si_uid=65534} ---
[pid 29015] exit_group(0 <unfinished ...>
[pid 29018] --- stopped by SIGSTOP ---
[pid 29015] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29018, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29015] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29015, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29019 attached
, child_tidptr=0x555556efc5d0) = 29019
[pid 29019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29019] setpgid(0, 0)               = 0
[pid 29019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29019] write(3, "1000", 4)         = 4
[pid 29019] close(3)                    = 0
[pid 29019] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29019] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.874905][T29015] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29019] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29019] close(5)                    = 0
[pid 29019] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29022 attached
) = 29022
[pid 29019] tkill(29022, SIGSTOP)       = 0
[pid 29022] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29019, si_uid=65534} ---
[pid 29019] exit_group(0 <unfinished ...>
[pid 29022] --- stopped by SIGSTOP ---
[pid 29019] <... exit_group resumed>)   = ?
[pid 29019] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29022, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29023 attached
, child_tidptr=0x555556efc5d0) = 29023
[pid 29023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29023] setpgid(0, 0)               = 0
[pid 29023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29023] write(3, "1000", 4)         = 4
[pid 29023] close(3)                    = 0
[pid 29023] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29023] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.919749][T29019] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29023] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29023] close(5)                    = 0
[pid 29023] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29026 attached
) = 29026
[pid 29023] tkill(29026, SIGSTOP)       = 0
[pid 29026] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29023, si_uid=65534} ---
[pid 29023] exit_group(0 <unfinished ...>
[pid 29026] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29026, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29023] <... exit_group resumed>)   = ?
[pid 29023] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29023, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29027 attached
, child_tidptr=0x555556efc5d0) = 29027
[pid 29027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29027] setpgid(0, 0)               = 0
[pid 29027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29027] write(3, "1000", 4)         = 4
[pid 29027] close(3)                    = 0
[pid 29027] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29027] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  237.966952][T29023] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29027] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29027] close(5)                    = 0
[pid 29027] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29030 attached
) = 29030
[pid 29027] tkill(29030, SIGSTOP)       = 0
[pid 29030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29027, si_uid=65534} ---
[pid 29027] exit_group(0 <unfinished ...>
[pid 29030] --- stopped by SIGSTOP ---
[pid 29027] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29030, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29027] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29027, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29031 attached
, child_tidptr=0x555556efc5d0) = 29031
[pid 29031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29031] setpgid(0, 0)               = 0
[pid 29031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29031] write(3, "1000", 4)         = 4
[pid 29031] close(3)                    = 0
[pid 29031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.012779][T29027] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29031] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29031] close(5)                    = 0
[pid 29031] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29034 attached
) = 29034
[pid 29031] tkill(29034, SIGSTOP)       = 0
[pid 29034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29031, si_uid=65534} ---
[pid 29031] exit_group(0 <unfinished ...>
[pid 29034] --- stopped by SIGSTOP ---
[pid 29031] <... exit_group resumed>)   = ?
[pid 29031] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29034, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29035 attached
, child_tidptr=0x555556efc5d0) = 29035
[pid 29035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29035] setpgid(0, 0)               = 0
[pid 29035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29035] write(3, "1000", 4)         = 4
[pid 29035] close(3)                    = 0
[pid 29035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.057579][T29031] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29035] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29035] close(5)                    = 0
[pid 29035] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29038 attached
) = 29038
[pid 29035] tkill(29038, SIGSTOP)       = 0
[pid 29038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29035, si_uid=65534} ---
[pid 29035] exit_group(0 <unfinished ...>
[pid 29038] --- stopped by SIGSTOP ---
[pid 29035] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29038, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29035] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29035, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29039 attached
, child_tidptr=0x555556efc5d0) = 29039
[pid 29039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29039] setpgid(0, 0)               = 0
[pid 29039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29039] write(3, "1000", 4)         = 4
[pid 29039] close(3)                    = 0
[pid 29039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29039] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29039] close(5)                    = 0
[pid 29039] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29042 attached
) = 29042
[pid 29039] tkill(29042, SIGSTOP)       = 0
[pid 29042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29039, si_uid=65534} ---
[pid 29039] exit_group(0 <unfinished ...>
[pid 29042] --- stopped by SIGSTOP ---
[pid 29039] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29042, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29039] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29039, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29043 attached
, child_tidptr=0x555556efc5d0) = 29043
[pid 29043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29043] setpgid(0, 0)               = 0
[pid 29043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29043] write(3, "1000", 4)         = 4
[pid 29043] close(3)                    = 0
[pid 29043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.104011][T29035] vhci_hcd vhci_hcd.0: port 0 already used
[  238.144060][T29039] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29043] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29043] close(5)                    = 0
[pid 29043] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29046 attached
) = 29046
[pid 29043] tkill(29046, SIGSTOP)       = 0
[pid 29043] exit_group(0 <unfinished ...>
[pid 29046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29043, si_uid=65534} ---
[pid 29043] <... exit_group resumed>)   = ?
[pid 29046] --- stopped by SIGSTOP ---
[pid 29043] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29046, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29047 attached
, child_tidptr=0x555556efc5d0) = 29047
[pid 29047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29047] setpgid(0, 0)               = 0
[pid 29047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29047] write(3, "1000", 4)         = 4
[pid 29047] close(3)                    = 0
[pid 29047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.188189][T29043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29047] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29047] close(5)                    = 0
[pid 29047] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29050 attached
) = 29050
[pid 29047] tkill(29050, SIGSTOP)       = 0
[pid 29050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29047, si_uid=65534} ---
[pid 29047] exit_group(0)               = ?
[pid 29050] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29050, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29047] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29047, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29051 attached
, child_tidptr=0x555556efc5d0) = 29051
[pid 29051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29051] setpgid(0, 0)               = 0
[pid 29051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29051] write(3, "1000", 4)         = 4
[pid 29051] close(3)                    = 0
[pid 29051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.229144][T29047] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29051] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29051] close(5)                    = 0
[pid 29051] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29054 attached
) = 29054
[pid 29051] tkill(29054, SIGSTOP)       = 0
[pid 29051] exit_group(0)               = ?
[pid 29054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29051, si_uid=65534} ---
[pid 29051] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29051, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 29054] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29055 attached
, child_tidptr=0x555556efc5d0) = 29055
[pid 29055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29055] setpgid(0, 0)               = 0
[pid 29055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29055] write(3, "1000", 4)         = 4
[pid 29055] close(3)                    = 0
[pid 29055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29055] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29055] close(5)                    = 0
[pid 29055] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29058 attached
) = 29058
[pid 29055] tkill(29058, SIGSTOP)       = 0
[pid 29058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29055, si_uid=65534} ---
[pid 29055] exit_group(0 <unfinished ...>
[pid 29058] --- stopped by SIGSTOP ---
[pid 29055] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29058, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29055] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29059 attached
, child_tidptr=0x555556efc5d0) = 29059
[pid 29059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29059] setpgid(0, 0)               = 0
[pid 29059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29059] write(3, "1000", 4)         = 4
[pid 29059] close(3)                    = 0
[pid 29059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.275004][T29051] vhci_hcd vhci_hcd.0: port 0 already used
[  238.314220][T29055] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29059] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29059] close(5)                    = 0
[pid 29059] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29062 attached
) = 29062
[pid 29059] tkill(29062, SIGSTOP)       = 0
[pid 29059] exit_group(0 <unfinished ...>
[pid 29062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29059, si_uid=65534} ---
[pid 29059] <... exit_group resumed>)   = ?
[pid 29062] --- stopped by SIGSTOP ---
[pid 29059] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29062, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29063 attached
, child_tidptr=0x555556efc5d0) = 29063
[pid 29063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29063] setpgid(0, 0)               = 0
[pid 29063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29063] write(3, "1000", 4)         = 4
[pid 29063] close(3)                    = 0
[pid 29063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.357393][T29059] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29063] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29063] close(5)                    = 0
[pid 29063] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29066 attached
) = 29066
[pid 29063] tkill(29066, SIGSTOP)       = 0
[pid 29066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29063, si_uid=65534} ---
[pid 29063] exit_group(0 <unfinished ...>
[pid 29066] --- stopped by SIGSTOP ---
[pid 29063] <... exit_group resumed>)   = ?
[pid 29063] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29066, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29067 attached
, child_tidptr=0x555556efc5d0) = 29067
[pid 29067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29067] setpgid(0, 0)               = 0
[pid 29067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29067] write(3, "1000", 4)         = 4
[pid 29067] close(3)                    = 0
[pid 29067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.400092][T29063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29067] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29067] close(5)                    = 0
[pid 29067] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29070 attached
) = 29070
[pid 29067] tkill(29070, SIGSTOP)       = 0
[pid 29067] exit_group(0 <unfinished ...>
[pid 29070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29067, si_uid=65534} ---
[pid 29067] <... exit_group resumed>)   = ?
[pid 29070] --- stopped by SIGSTOP ---
[pid 29067] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29070, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29071 attached
, child_tidptr=0x555556efc5d0) = 29071
[pid 29071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29071] setpgid(0, 0)               = 0
[pid 29071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29071] write(3, "1000", 4)         = 4
[pid 29071] close(3)                    = 0
[pid 29071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.449962][T29067] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29071] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29071] close(5)                    = 0
[pid 29071] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29074 attached
) = 29074
[pid 29071] tkill(29074, SIGSTOP)       = 0
[pid 29074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29071, si_uid=65534} ---
[pid 29071] exit_group(0 <unfinished ...>
[pid 29074] --- stopped by SIGSTOP ---
[pid 29071] <... exit_group resumed>)   = ?
[pid 29071] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29074, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29075 attached
, child_tidptr=0x555556efc5d0) = 29075
[pid 29075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29075] setpgid(0, 0)               = 0
[pid 29075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29075] write(3, "1000", 4)         = 4
[pid 29075] close(3)                    = 0
[pid 29075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.497521][T29071] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29075] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29075] close(5)                    = 0
[pid 29075] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29078 attached
) = 29078
[pid 29075] tkill(29078, SIGSTOP)       = 0
[pid 29078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29075, si_uid=65534} ---
[pid 29075] exit_group(0 <unfinished ...>
[pid 29078] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29078, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29075] <... exit_group resumed>)   = ?
[pid 29075] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29075, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29079 attached
, child_tidptr=0x555556efc5d0) = 29079
[pid 29079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29079] setpgid(0, 0)               = 0
[pid 29079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29079] write(3, "1000", 4)         = 4
[pid 29079] close(3)                    = 0
[pid 29079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.547446][T29075] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29079] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29079] close(5)                    = 0
[pid 29079] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29082 attached
) = 29082
[pid 29079] tkill(29082, SIGSTOP)       = 0
[pid 29082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29079, si_uid=65534} ---
[pid 29079] exit_group(0 <unfinished ...>
[pid 29082] --- stopped by SIGSTOP ---
[pid 29079] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29082, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29079] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29079, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29083 attached
, child_tidptr=0x555556efc5d0) = 29083
[pid 29083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29083] setpgid(0, 0)               = 0
[pid 29083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29083] write(3, "1000", 4)         = 4
[pid 29083] close(3)                    = 0
[pid 29083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.594965][T29079] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29083] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29083] close(5)                    = 0
[pid 29083] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29086 attached
) = 29086
[pid 29083] tkill(29086, SIGSTOP)       = 0
[pid 29083] exit_group(0 <unfinished ...>
[pid 29086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29083, si_uid=65534} ---
[pid 29083] <... exit_group resumed>)   = ?
[pid 29086] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29086, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29083] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29083, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29087 attached
, child_tidptr=0x555556efc5d0) = 29087
[pid 29087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29087] setpgid(0, 0)               = 0
[pid 29087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29087] write(3, "1000", 4)         = 4
[pid 29087] close(3)                    = 0
[pid 29087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.643300][T29083] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29087] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29087] close(5)                    = 0
[pid 29087] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29090 attached
) = 29090
[pid 29087] tkill(29090, SIGSTOP)       = 0
[pid 29090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29087, si_uid=65534} ---
[pid 29087] exit_group(0 <unfinished ...>
[pid 29090] --- stopped by SIGSTOP ---
[pid 29087] <... exit_group resumed>)   = ?
[pid 29087] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29090, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29091 attached
, child_tidptr=0x555556efc5d0) = 29091
[pid 29091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29091] setpgid(0, 0)               = 0
[pid 29091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29091] write(3, "1000", 4)         = 4
[pid 29091] close(3)                    = 0
[pid 29091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.687666][T29087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29091] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29091] close(5)                    = 0
[pid 29091] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29094 attached
) = 29094
[pid 29091] tkill(29094, SIGSTOP)       = 0
[pid 29094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29091, si_uid=65534} ---
[pid 29091] exit_group(0 <unfinished ...>
[pid 29094] --- stopped by SIGSTOP ---
[pid 29091] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29094, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29091] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29091, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29095 attached
, child_tidptr=0x555556efc5d0) = 29095
[pid 29095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29095] setpgid(0, 0)               = 0
[pid 29095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29095] write(3, "1000", 4)         = 4
[pid 29095] close(3)                    = 0
[pid 29095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.737211][T29091] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29095] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29095] close(5)                    = 0
[pid 29095] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29098 attached
) = 29098
[pid 29095] tkill(29098, SIGSTOP)       = 0
[pid 29098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29095, si_uid=65534} ---
[pid 29095] exit_group(0 <unfinished ...>
[pid 29098] --- stopped by SIGSTOP ---
[pid 29095] <... exit_group resumed>)   = ?
[pid 29095] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29098, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29099 attached
, child_tidptr=0x555556efc5d0) = 29099
[pid 29099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29099] setpgid(0, 0)               = 0
[pid 29099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29099] write(3, "1000", 4)         = 4
[pid 29099] close(3)                    = 0
[pid 29099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.786137][T29095] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29099] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29099] close(5)                    = 0
[pid 29099] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29102 attached
) = 29102
[pid 29099] tkill(29102, SIGSTOP)       = 0
[pid 29102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29099, si_uid=65534} ---
[pid 29099] exit_group(0 <unfinished ...>
[pid 29102] --- stopped by SIGSTOP ---
[pid 29099] <... exit_group resumed>)   = ?
[pid 29099] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29102, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29103 attached
, child_tidptr=0x555556efc5d0) = 29103
[pid 29103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29103] setpgid(0, 0)               = 0
[pid 29103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29103] write(3, "1000", 4)         = 4
[pid 29103] close(3)                    = 0
[pid 29103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.833576][T29099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29103] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29103] close(5)                    = 0
[pid 29103] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29106 attached
) = 29106
[pid 29103] tkill(29106, SIGSTOP)       = 0
[pid 29106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29103, si_uid=65534} ---
[pid 29103] exit_group(0)               = ?
[pid 29106] --- stopped by SIGSTOP ---
[pid 29103] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29106, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29107 attached
, child_tidptr=0x555556efc5d0) = 29107
[pid 29107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29107] setpgid(0, 0)               = 0
[pid 29107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29107] write(3, "1000", 4)         = 4
[pid 29107] close(3)                    = 0
[pid 29107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.887680][T29103] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29107] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29107] close(5)                    = 0
[pid 29107] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29110 attached
) = 29110
[pid 29107] tkill(29110, SIGSTOP)       = 0
[pid 29110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29107, si_uid=65534} ---
[pid 29107] exit_group(0 <unfinished ...>
[pid 29110] --- stopped by SIGSTOP ---
[pid 29107] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29110, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29107] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29107, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29111 attached
, child_tidptr=0x555556efc5d0) = 29111
[pid 29111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29111] setpgid(0, 0)               = 0
[pid 29111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29111] write(3, "1000", 4)         = 4
[pid 29111] close(3)                    = 0
[pid 29111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.931374][T29107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29111] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29111] close(5)                    = 0
[pid 29111] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29114 attached
) = 29114
[pid 29111] tkill(29114, SIGSTOP)       = 0
[pid 29111] exit_group(0 <unfinished ...>
[pid 29114] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29111, si_uid=65534} ---
[pid 29111] <... exit_group resumed>)   = ?
[pid 29114] --- stopped by SIGSTOP ---
[pid 29111] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29114, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29115 attached
, child_tidptr=0x555556efc5d0) = 29115
[pid 29115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29115] setpgid(0, 0)               = 0
[pid 29115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29115] write(3, "1000", 4)         = 4
[pid 29115] close(3)                    = 0
[pid 29115] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29115] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  238.978126][T29111] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29115] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29115] close(5)                    = 0
[pid 29115] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29118 attached
) = 29118
[pid 29115] tkill(29118, SIGSTOP)       = 0
[pid 29118] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29115, si_uid=65534} ---
[pid 29115] exit_group(0 <unfinished ...>
[pid 29118] --- stopped by SIGSTOP ---
[pid 29115] <... exit_group resumed>)   = ?
[pid 29115] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29118, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29119 attached
, child_tidptr=0x555556efc5d0) = 29119
[pid 29119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29119] setpgid(0, 0)               = 0
[pid 29119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29119] write(3, "1000", 4)         = 4
[pid 29119] close(3)                    = 0
[pid 29119] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29119] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.024943][T29115] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29119] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29119] close(5)                    = 0
[pid 29119] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29122 attached
) = 29122
[pid 29119] tkill(29122, SIGSTOP)       = 0
[pid 29122] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29119, si_uid=65534} ---
[pid 29119] exit_group(0 <unfinished ...>
[pid 29122] --- stopped by SIGSTOP ---
[pid 29119] <... exit_group resumed>)   = ?
[pid 29119] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29122, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29123 attached
, child_tidptr=0x555556efc5d0) = 29123
[pid 29123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29123] setpgid(0, 0)               = 0
[pid 29123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29123] write(3, "1000", 4)         = 4
[pid 29123] close(3)                    = 0
[pid 29123] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29123] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.072948][T29119] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29123] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29123] close(5)                    = 0
[pid 29123] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29126 attached
) = 29126
[pid 29123] tkill(29126, SIGSTOP)       = 0
[pid 29126] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29123, si_uid=65534} ---
[pid 29123] exit_group(0 <unfinished ...>
[pid 29126] --- stopped by SIGSTOP ---
[pid 29123] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29126, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29123] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29123, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29127 attached
, child_tidptr=0x555556efc5d0) = 29127
[pid 29127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29127] setpgid(0, 0)               = 0
[pid 29127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29127] write(3, "1000", 4)         = 4
[pid 29127] close(3)                    = 0
[pid 29127] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29127] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.124087][T29123] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29127] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29127] close(5)                    = 0
[pid 29127] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29130 attached
) = 29130
[pid 29127] tkill(29130, SIGSTOP)       = 0
[pid 29130] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29127, si_uid=65534} ---
[pid 29127] exit_group(0 <unfinished ...>
[pid 29130] --- stopped by SIGSTOP ---
[pid 29127] <... exit_group resumed>)   = ?
[pid 29127] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29130, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29131 attached
, child_tidptr=0x555556efc5d0) = 29131
[pid 29131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29131] setpgid(0, 0)               = 0
[pid 29131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29131] write(3, "1000", 4)         = 4
[pid 29131] close(3)                    = 0
[pid 29131] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29131] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.172036][T29127] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29131] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29131] close(5)                    = 0
[pid 29131] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29134 attached
) = 29134
[pid 29131] tkill(29134, SIGSTOP)       = 0
[pid 29134] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29131, si_uid=65534} ---
[pid 29131] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29134, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29134] --- stopped by SIGSTOP ---
[pid 29131] <... exit_group resumed>)   = ?
[pid 29131] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29131, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29135 attached
, child_tidptr=0x555556efc5d0) = 29135
[pid 29135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29135] setpgid(0, 0)               = 0
[pid 29135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29135] write(3, "1000", 4)         = 4
[pid 29135] close(3)                    = 0
[pid 29135] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29135] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.220072][T29131] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29135] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29135] close(5)                    = 0
[pid 29135] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29138 attached
) = 29138
[pid 29135] tkill(29138, SIGSTOP)       = 0
[pid 29138] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29135, si_uid=65534} ---
[pid 29135] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29138, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29138] --- stopped by SIGSTOP ---
[pid 29135] <... exit_group resumed>)   = ?
[pid 29135] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29135, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29139 attached
, child_tidptr=0x555556efc5d0) = 29139
[pid 29139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29139] setpgid(0, 0)               = 0
[pid 29139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29139] write(3, "1000", 4)         = 4
[pid 29139] close(3)                    = 0
[pid 29139] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29139] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.267144][T29135] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29139] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29139] close(5)                    = 0
[pid 29139] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29142 attached
) = 29142
[pid 29139] tkill(29142, SIGSTOP)       = 0
[pid 29142] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29139, si_uid=65534} ---
[pid 29139] exit_group(0 <unfinished ...>
[pid 29142] --- stopped by SIGSTOP ---
[pid 29139] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29142, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29139] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29139, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29143 attached
, child_tidptr=0x555556efc5d0) = 29143
[pid 29143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29143] setpgid(0, 0)               = 0
[pid 29143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29143] write(3, "1000", 4)         = 4
[pid 29143] close(3)                    = 0
[pid 29143] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29143] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.313709][T29139] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29143] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29143] close(5)                    = 0
[pid 29143] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29146 attached
) = 29146
[pid 29143] tkill(29146, SIGSTOP)       = 0
[pid 29143] exit_group(0 <unfinished ...>
[pid 29146] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29143, si_uid=65534} ---
[pid 29143] <... exit_group resumed>)   = ?
[pid 29146] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29146, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29143] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29143, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29147 attached
, child_tidptr=0x555556efc5d0) = 29147
[pid 29147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29147] setpgid(0, 0)               = 0
[pid 29147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29147] write(3, "1000", 4)         = 4
[pid 29147] close(3)                    = 0
[pid 29147] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29147] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.358921][T29143] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29147] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29147] close(5)                    = 0
[pid 29147] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29150 attached
) = 29150
[pid 29147] tkill(29150, SIGSTOP)       = 0
[pid 29150] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29147, si_uid=65534} ---
[pid 29147] exit_group(0)               = ?
[pid 29150] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29150, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29147] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29147, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29151 attached
, child_tidptr=0x555556efc5d0) = 29151
[pid 29151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29151] setpgid(0, 0)               = 0
[pid 29151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29151] write(3, "1000", 4)         = 4
[pid 29151] close(3)                    = 0
[pid 29151] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29151] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.402887][T29147] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29151] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29151] close(5)                    = 0
[pid 29151] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29154 attached
) = 29154
[pid 29151] tkill(29154, SIGSTOP)       = 0
[pid 29154] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29151, si_uid=65534} ---
[pid 29151] exit_group(0 <unfinished ...>
[pid 29154] --- stopped by SIGSTOP ---
[pid 29151] <... exit_group resumed>)   = ?
[pid 29151] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29154, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29155 attached
, child_tidptr=0x555556efc5d0) = 29155
[pid 29155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29155] setpgid(0, 0)               = 0
[pid 29155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29155] write(3, "1000", 4)         = 4
[pid 29155] close(3)                    = 0
[pid 29155] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29155] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.448386][T29151] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29155] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29155] close(5)                    = 0
[pid 29155] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29158 attached
) = 29158
[pid 29155] tkill(29158, SIGSTOP)       = 0
[pid 29158] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29155, si_uid=65534} ---
[pid 29155] exit_group(0 <unfinished ...>
[pid 29158] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29158, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29155] <... exit_group resumed>)   = ?
[pid 29155] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29155, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29159 attached
, child_tidptr=0x555556efc5d0) = 29159
[pid 29159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29159] setpgid(0, 0)               = 0
[pid 29159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29159] write(3, "1000", 4)         = 4
[pid 29159] close(3)                    = 0
[pid 29159] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29159] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.495106][T29155] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29159] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29159] close(5)                    = 0
[pid 29159] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29162 attached
) = 29162
[pid 29159] tkill(29162, SIGSTOP)       = 0
[pid 29159] exit_group(0 <unfinished ...>
[pid 29162] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29159, si_uid=65534} ---
[pid 29159] <... exit_group resumed>)   = ?
[pid 29162] --- stopped by SIGSTOP ---
[pid 29159] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29162, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29163 attached
, child_tidptr=0x555556efc5d0) = 29163
[pid 29163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29163] setpgid(0, 0)               = 0
[pid 29163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29163] write(3, "1000", 4)         = 4
[pid 29163] close(3)                    = 0
[pid 29163] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29163] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.543015][T29159] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29163] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29163] close(5)                    = 0
[pid 29163] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29166 attached
) = 29166
[pid 29163] tkill(29166, SIGSTOP)       = 0
[pid 29163] exit_group(0 <unfinished ...>
[pid 29166] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29163, si_uid=65534} ---
[pid 29163] <... exit_group resumed>)   = ?
[pid 29166] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29166, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29163] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29163, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29167 attached
, child_tidptr=0x555556efc5d0) = 29167
[pid 29167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29167] setpgid(0, 0)               = 0
[pid 29167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29167] write(3, "1000", 4)         = 4
[pid 29167] close(3)                    = 0
[pid 29167] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29167] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.588741][T29163] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29167] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29167] close(5)                    = 0
[pid 29167] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29170 attached
) = 29170
[pid 29167] tkill(29170, SIGSTOP)       = 0
[pid 29170] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29167, si_uid=65534} ---
[pid 29167] exit_group(0 <unfinished ...>
[pid 29170] --- stopped by SIGSTOP ---
[pid 29167] <... exit_group resumed>)   = ?
[pid 29167] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29170, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29171 attached
, child_tidptr=0x555556efc5d0) = 29171
[pid 29171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29171] setpgid(0, 0)               = 0
[pid 29171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29171] write(3, "1000", 4)         = 4
[pid 29171] close(3)                    = 0
[pid 29171] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29171] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.635638][T29167] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29171] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29171] close(5)                    = 0
[pid 29171] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29174 attached
) = 29174
[pid 29171] tkill(29174, SIGSTOP)       = 0
[pid 29174] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29171, si_uid=65534} ---
[pid 29171] exit_group(0 <unfinished ...>
[pid 29174] --- stopped by SIGSTOP ---
[pid 29171] <... exit_group resumed>)   = ?
[pid 29171] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29174, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29175 attached
, child_tidptr=0x555556efc5d0) = 29175
[pid 29175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29175] setpgid(0, 0)               = 0
[pid 29175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29175] write(3, "1000", 4)         = 4
[pid 29175] close(3)                    = 0
[pid 29175] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29175] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.685672][T29171] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29175] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29175] close(5)                    = 0
[pid 29175] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29178 attached
) = 29178
[pid 29175] tkill(29178, SIGSTOP)       = 0
[pid 29178] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29175, si_uid=65534} ---
[pid 29175] exit_group(0 <unfinished ...>
[pid 29178] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29178, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29175] <... exit_group resumed>)   = ?
[pid 29175] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29175, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29179 attached
, child_tidptr=0x555556efc5d0) = 29179
[pid 29179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29179] setpgid(0, 0)               = 0
[pid 29179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29179] write(3, "1000", 4)         = 4
[pid 29179] close(3)                    = 0
[pid 29179] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29179] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.733451][T29175] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29179] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29179] close(5)                    = 0
[pid 29179] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29182 attached
) = 29182
[pid 29179] tkill(29182, SIGSTOP)       = 0
[pid 29182] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29179, si_uid=65534} ---
[pid 29179] exit_group(0 <unfinished ...>
[pid 29182] --- stopped by SIGSTOP ---
[pid 29179] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29182, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29179] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29179, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29183 attached
, child_tidptr=0x555556efc5d0) = 29183
[pid 29183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29183] setpgid(0, 0)               = 0
[pid 29183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29183] write(3, "1000", 4)         = 4
[pid 29183] close(3)                    = 0
[pid 29183] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29183] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.780146][T29179] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29183] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29183] close(5)                    = 0
[pid 29183] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29186 attached
) = 29186
[pid 29183] tkill(29186, SIGSTOP)       = 0
[pid 29186] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29183, si_uid=65534} ---
[pid 29183] exit_group(0 <unfinished ...>
[pid 29186] --- stopped by SIGSTOP ---
[pid 29183] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29186, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29183] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29183, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29187 attached
, child_tidptr=0x555556efc5d0) = 29187
[pid 29187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29187] setpgid(0, 0)               = 0
[pid 29187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29187] write(3, "1000", 4)         = 4
[pid 29187] close(3)                    = 0
[pid 29187] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29187] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.828662][T29183] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29187] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29187] close(5)                    = 0
[pid 29187] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29190 attached
) = 29190
[pid 29187] tkill(29190, SIGSTOP)       = 0
[pid 29187] exit_group(0 <unfinished ...>
[pid 29190] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29187, si_uid=65534} ---
[pid 29187] <... exit_group resumed>)   = ?
[pid 29190] --- stopped by SIGSTOP ---
[pid 29187] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29190, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29191 attached
, child_tidptr=0x555556efc5d0) = 29191
[pid 29191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29191] setpgid(0, 0)               = 0
[pid 29191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29191] write(3, "1000", 4)         = 4
[pid 29191] close(3)                    = 0
[pid 29191] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29191] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.877604][T29187] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29191] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29191] close(5)                    = 0
[pid 29191] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29194 attached
) = 29194
[pid 29191] tkill(29194, SIGSTOP)       = 0
[pid 29194] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29191, si_uid=65534} ---
[pid 29191] exit_group(0 <unfinished ...>
[pid 29194] --- stopped by SIGSTOP ---
[pid 29191] <... exit_group resumed>)   = ?
[pid 29191] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29194, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29195 attached
, child_tidptr=0x555556efc5d0) = 29195
[pid 29195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29195] setpgid(0, 0)               = 0
[pid 29195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29195] write(3, "1000", 4)         = 4
[pid 29195] close(3)                    = 0
[pid 29195] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29195] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.920601][T29191] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29195] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29195] close(5)                    = 0
[pid 29195] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29198 attached
) = 29198
[pid 29195] tkill(29198, SIGSTOP)       = 0
[pid 29198] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29195, si_uid=65534} ---
[pid 29195] exit_group(0)               = ?
[pid 29198] --- stopped by SIGSTOP ---
[pid 29195] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29198, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29199 attached
, child_tidptr=0x555556efc5d0) = 29199
[pid 29199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29199] setpgid(0, 0)               = 0
[pid 29199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29199] write(3, "1000", 4)         = 4
[pid 29199] close(3)                    = 0
[pid 29199] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29199] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  239.969603][T29195] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29199] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29199] close(5)                    = 0
[pid 29199] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29202 attached
) = 29202
[pid 29199] tkill(29202, SIGSTOP)       = 0
[pid 29199] exit_group(0 <unfinished ...>
[pid 29202] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29199, si_uid=65534} ---
[pid 29199] <... exit_group resumed>)   = ?
[pid 29202] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29202, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29199] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29199, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29203 attached
, child_tidptr=0x555556efc5d0) = 29203
[pid 29203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29203] setpgid(0, 0)               = 0
[pid 29203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29203] write(3, "1000", 4)         = 4
[pid 29203] close(3)                    = 0
[pid 29203] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29203] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.019191][T29199] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29203] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29203] close(5)                    = 0
[pid 29203] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29206 attached
) = 29206
[pid 29203] tkill(29206, SIGSTOP)       = 0
[pid 29203] exit_group(0 <unfinished ...>
[pid 29206] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29203, si_uid=65534} ---
[pid 29203] <... exit_group resumed>)   = ?
[pid 29206] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29206, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29203] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29203, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29207 attached
, child_tidptr=0x555556efc5d0) = 29207
[pid 29207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29207] setpgid(0, 0)               = 0
[pid 29207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29207] write(3, "1000", 4)         = 4
[pid 29207] close(3)                    = 0
[pid 29207] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29207] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.067553][T29203] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29207] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29207] close(5)                    = 0
[pid 29207] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29210 attached
) = 29210
[pid 29207] tkill(29210, SIGSTOP)       = 0
[pid 29210] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29207, si_uid=65534} ---
[pid 29207] exit_group(0 <unfinished ...>
[pid 29210] --- stopped by SIGSTOP ---
[pid 29207] <... exit_group resumed>)   = ?
[pid 29207] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29210, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29211 attached
, child_tidptr=0x555556efc5d0) = 29211
[pid 29211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29211] setpgid(0, 0)               = 0
[pid 29211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29211] write(3, "1000", 4)         = 4
[pid 29211] close(3)                    = 0
[pid 29211] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29211] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.112006][T29207] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29211] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29211] close(5)                    = 0
[pid 29211] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29214 attached
) = 29214
[pid 29211] tkill(29214, SIGSTOP)       = 0
[pid 29214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29211, si_uid=65534} ---
[pid 29211] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29214, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29214] --- stopped by SIGSTOP ---
[pid 29211] <... exit_group resumed>)   = ?
[pid 29211] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29211, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29215 attached
, child_tidptr=0x555556efc5d0) = 29215
[pid 29215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29215] setpgid(0, 0)               = 0
[pid 29215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29215] write(3, "1000", 4)         = 4
[pid 29215] close(3)                    = 0
[pid 29215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.166135][T29211] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29215] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29215] close(5)                    = 0
[pid 29215] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29218 attached
) = 29218
[pid 29215] tkill(29218, SIGSTOP)       = 0
[pid 29215] exit_group(0 <unfinished ...>
[pid 29218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29215, si_uid=65534} ---
[pid 29218] --- stopped by SIGSTOP ---
[pid 29215] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29218, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29215] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29215, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29219 attached
, child_tidptr=0x555556efc5d0) = 29219
[pid 29219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29219] setpgid(0, 0)               = 0
[pid 29219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29219] write(3, "1000", 4)         = 4
[pid 29219] close(3)                    = 0
[pid 29219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.213907][T29215] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29219] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29219] close(5)                    = 0
[pid 29219] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29222 attached
) = 29222
[pid 29219] tkill(29222, SIGSTOP)       = 0
[pid 29222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29219, si_uid=65534} ---
[pid 29219] exit_group(0 <unfinished ...>
[pid 29222] --- stopped by SIGSTOP ---
[pid 29219] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29222, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29219] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29219, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29223 attached
, child_tidptr=0x555556efc5d0) = 29223
[pid 29223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29223] setpgid(0, 0)               = 0
[pid 29223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29223] write(3, "1000", 4)         = 4
[pid 29223] close(3)                    = 0
[pid 29223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.262916][T29219] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29223] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29223] close(5)                    = 0
[pid 29223] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29226 attached
) = 29226
[pid 29223] tkill(29226, SIGSTOP)       = 0
[pid 29226] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29223, si_uid=65534} ---
[pid 29223] exit_group(0 <unfinished ...>
[pid 29226] --- stopped by SIGSTOP ---
[pid 29223] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29226, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29223] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29223, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29227 attached
, child_tidptr=0x555556efc5d0) = 29227
[pid 29227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29227] setpgid(0, 0)               = 0
[pid 29227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29227] write(3, "1000", 4)         = 4
[pid 29227] close(3)                    = 0
[pid 29227] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29227] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.308506][T29223] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29227] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29227] close(5)                    = 0
[pid 29227] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29230 attached
) = 29230
[pid 29227] tkill(29230, SIGSTOP)       = 0
[pid 29227] exit_group(0 <unfinished ...>
[pid 29230] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29227, si_uid=65534} ---
[pid 29227] <... exit_group resumed>)   = ?
[pid 29230] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29230, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29227] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29227, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29231 attached
, child_tidptr=0x555556efc5d0) = 29231
[pid 29231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29231] setpgid(0, 0)               = 0
[pid 29231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29231] write(3, "1000", 4)         = 4
[pid 29231] close(3)                    = 0
[pid 29231] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29231] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.352789][T29227] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29231] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29231] close(5)                    = 0
[pid 29231] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29234 attached
) = 29234
[pid 29231] tkill(29234, SIGSTOP)       = 0
[pid 29234] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29231, si_uid=65534} ---
[pid 29231] exit_group(0)               = ?
[pid 29234] --- stopped by SIGSTOP ---
[pid 29231] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29234, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29235 attached
, child_tidptr=0x555556efc5d0) = 29235
[pid 29235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29235] setpgid(0, 0)               = 0
[pid 29235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29235] write(3, "1000", 4)         = 4
[pid 29235] close(3)                    = 0
[pid 29235] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29235] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.399447][T29231] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29235] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29235] close(5)                    = 0
[pid 29235] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29238 attached
) = 29238
[pid 29235] tkill(29238, SIGSTOP)       = 0
[pid 29238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29235, si_uid=65534} ---
[pid 29235] exit_group(0 <unfinished ...>
[pid 29238] --- stopped by SIGSTOP ---
[pid 29235] <... exit_group resumed>)   = ?
[pid 29235] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29238, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29239 attached
, child_tidptr=0x555556efc5d0) = 29239
[pid 29239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29239] setpgid(0, 0)               = 0
[pid 29239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29239] write(3, "1000", 4)         = 4
[pid 29239] close(3)                    = 0
[pid 29239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.456028][T29235] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29239] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29239] close(5)                    = 0
[pid 29239] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29242 attached
) = 29242
[pid 29239] tkill(29242, SIGSTOP)       = 0
[pid 29239] exit_group(0 <unfinished ...>
[pid 29242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29239, si_uid=65534} ---
[pid 29239] <... exit_group resumed>)   = ?
[pid 29242] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29242, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29239] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29239, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29243 attached
, child_tidptr=0x555556efc5d0) = 29243
[pid 29243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29243] setpgid(0, 0)               = 0
[pid 29243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29243] write(3, "1000", 4)         = 4
[pid 29243] close(3)                    = 0
[pid 29243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.506108][T29239] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29243] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29243] close(5)                    = 0
[pid 29243] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29246 attached
) = 29246
[pid 29243] tkill(29246, SIGSTOP)       = 0
[pid 29243] exit_group(0 <unfinished ...>
[pid 29246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29243, si_uid=65534} ---
[pid 29243] <... exit_group resumed>)   = ?
[pid 29246] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29246, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29243] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29243, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29247 attached
, child_tidptr=0x555556efc5d0) = 29247
[pid 29247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29247] setpgid(0, 0)               = 0
[pid 29247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29247] write(3, "1000", 4)         = 4
[pid 29247] close(3)                    = 0
[pid 29247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.551349][T29243] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29247] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29247] close(5)                    = 0
[pid 29247] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29250 attached
) = 29250
[pid 29247] tkill(29250, SIGSTOP)       = 0
[pid 29247] exit_group(0 <unfinished ...>
[pid 29250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29247, si_uid=65534} ---
[pid 29247] <... exit_group resumed>)   = ?
[pid 29250] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29250, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29247] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29247, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29251 attached
, child_tidptr=0x555556efc5d0) = 29251
[pid 29251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29251] setpgid(0, 0)               = 0
[pid 29251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29251] write(3, "1000", 4)         = 4
[pid 29251] close(3)                    = 0
[pid 29251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.594552][T29247] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29251] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29251] close(5)                    = 0
[pid 29251] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29254 attached
) = 29254
[pid 29251] tkill(29254, SIGSTOP)       = 0
[pid 29254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29251, si_uid=65534} ---
[pid 29251] exit_group(0 <unfinished ...>
[pid 29254] --- stopped by SIGSTOP ---
[pid 29251] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29254, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29251] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29255 attached
, child_tidptr=0x555556efc5d0) = 29255
[pid 29255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29255] setpgid(0, 0)               = 0
[pid 29255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29255] write(3, "1000", 4)         = 4
[pid 29255] close(3)                    = 0
[pid 29255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.639698][T29251] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29255] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29255] close(5)                    = 0
[pid 29255] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29258 attached
) = 29258
[pid 29255] tkill(29258, SIGSTOP)       = 0
[pid 29258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29255, si_uid=65534} ---
[pid 29255] exit_group(0 <unfinished ...>
[pid 29258] --- stopped by SIGSTOP ---
[pid 29255] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29258, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29255] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29255, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29259 attached
, child_tidptr=0x555556efc5d0) = 29259
[pid 29259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29259] setpgid(0, 0)               = 0
[pid 29259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29259] write(3, "1000", 4)         = 4
[pid 29259] close(3)                    = 0
[pid 29259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.682419][T29255] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29259] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29259] close(5)                    = 0
[pid 29259] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29262 attached
) = 29262
[pid 29259] tkill(29262, SIGSTOP)       = 0
[pid 29262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29259, si_uid=65534} ---
[pid 29259] exit_group(0)               = ?
[pid 29262] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29262, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29259] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29259, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29263 attached
, child_tidptr=0x555556efc5d0) = 29263
[pid 29263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29263] setpgid(0, 0)               = 0
[pid 29263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29263] write(3, "1000", 4)         = 4
[pid 29263] close(3)                    = 0
[pid 29263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.729072][T29259] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29263] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29263] close(5)                    = 0
[pid 29263] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29266 attached
) = 29266
[pid 29263] tkill(29266, SIGSTOP)       = 0
[pid 29266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29263, si_uid=65534} ---
[pid 29263] exit_group(0 <unfinished ...>
[pid 29266] --- stopped by SIGSTOP ---
[pid 29263] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29266, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29263] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29267 attached
, child_tidptr=0x555556efc5d0) = 29267
[pid 29267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29267] setpgid(0, 0)               = 0
[pid 29267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29267] write(3, "1000", 4)         = 4
[pid 29267] close(3)                    = 0
[pid 29267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.777610][T29263] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29267] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29267] close(5)                    = 0
[pid 29267] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29270 attached
) = 29270
[pid 29267] tkill(29270, SIGSTOP)       = 0
[pid 29267] exit_group(0 <unfinished ...>
[pid 29270] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29267, si_uid=65534} ---
[pid 29267] <... exit_group resumed>)   = ?
[pid 29270] --- stopped by SIGSTOP ---
[pid 29267] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29270, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29271 attached
, child_tidptr=0x555556efc5d0) = 29271
[pid 29271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29271] setpgid(0, 0)               = 0
[pid 29271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29271] write(3, "1000", 4)         = 4
[pid 29271] close(3)                    = 0
[pid 29271] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29271] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.829835][T29267] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29271] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29271] close(5)                    = 0
[pid 29271] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29274 attached
) = 29274
[pid 29271] tkill(29274, SIGSTOP)       = 0
[pid 29274] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29271, si_uid=65534} ---
[pid 29271] exit_group(0 <unfinished ...>
[pid 29274] --- stopped by SIGSTOP ---
[pid 29271] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29274, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29271] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29271, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29275 attached
, child_tidptr=0x555556efc5d0) = 29275
[pid 29275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29275] setpgid(0, 0)               = 0
[pid 29275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29275] write(3, "1000", 4)         = 4
[pid 29275] close(3)                    = 0
[pid 29275] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29275] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.881409][T29271] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29275] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29275] close(5)                    = 0
[pid 29275] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29278 attached
) = 29278
[pid 29275] tkill(29278, SIGSTOP)       = 0
[pid 29278] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29275, si_uid=65534} ---
[pid 29275] exit_group(0 <unfinished ...>
[pid 29278] --- stopped by SIGSTOP ---
[pid 29275] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29278, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29275] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29275, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29279 attached
, child_tidptr=0x555556efc5d0) = 29279
[pid 29279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29279] setpgid(0, 0)               = 0
[pid 29279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29279] write(3, "1000", 4)         = 4
[pid 29279] close(3)                    = 0
[pid 29279] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29279] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.926252][T29275] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29279] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29279] close(5)                    = 0
[pid 29279] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29282 attached
) = 29282
[pid 29279] tkill(29282, SIGSTOP)       = 0
[pid 29282] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29279, si_uid=65534} ---
[pid 29279] exit_group(0 <unfinished ...>
[pid 29282] --- stopped by SIGSTOP ---
[pid 29279] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29282, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29279] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29279, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29283 attached
, child_tidptr=0x555556efc5d0) = 29283
[pid 29283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29283] setpgid(0, 0)               = 0
[pid 29283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29283] write(3, "1000", 4)         = 4
[pid 29283] close(3)                    = 0
[pid 29283] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29283] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  240.972328][T29279] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29283] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29283] close(5)                    = 0
[pid 29283] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29286 attached
) = 29286
[pid 29283] tkill(29286, SIGSTOP)       = 0
[pid 29286] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29283, si_uid=65534} ---
[pid 29283] exit_group(0 <unfinished ...>
[pid 29286] --- stopped by SIGSTOP ---
[pid 29283] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29286, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29283] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29283, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29287 attached
, child_tidptr=0x555556efc5d0) = 29287
[pid 29287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29287] setpgid(0, 0)               = 0
[pid 29287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29287] write(3, "1000", 4)         = 4
[pid 29287] close(3)                    = 0
[pid 29287] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29287] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.018040][T29283] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29287] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29287] close(5)                    = 0
[pid 29287] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29290 attached
) = 29290
[pid 29287] tkill(29290, SIGSTOP)       = 0
[pid 29287] exit_group(0 <unfinished ...>
[pid 29290] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29287, si_uid=65534} ---
[pid 29287] <... exit_group resumed>)   = ?
[pid 29290] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29290, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29287] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29287, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29291 attached
, child_tidptr=0x555556efc5d0) = 29291
[pid 29291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29291] setpgid(0, 0)               = 0
[pid 29291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29291] write(3, "1000", 4)         = 4
[pid 29291] close(3)                    = 0
[pid 29291] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29291] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.066132][T29287] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29291] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29291] close(5)                    = 0
[pid 29291] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29294 attached
) = 29294
[pid 29291] tkill(29294, SIGSTOP)       = 0
[pid 29294] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29291, si_uid=65534} ---
[pid 29291] exit_group(0 <unfinished ...>
[pid 29294] --- stopped by SIGSTOP ---
[pid 29291] <... exit_group resumed>)   = ?
[pid 29291] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29294, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29295 attached
, child_tidptr=0x555556efc5d0) = 29295
[pid 29295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29295] setpgid(0, 0)               = 0
[pid 29295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29295] write(3, "1000", 4)         = 4
[pid 29295] close(3)                    = 0
[pid 29295] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29295] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.114507][T29291] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29295] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29295] close(5)                    = 0
[pid 29295] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29298 attached
) = 29298
[pid 29295] tkill(29298, SIGSTOP)       = 0
[pid 29295] exit_group(0 <unfinished ...>
[pid 29298] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29295, si_uid=65534} ---
[pid 29295] <... exit_group resumed>)   = ?
[pid 29298] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29298, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29295] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29295, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29299 attached
, child_tidptr=0x555556efc5d0) = 29299
[pid 29299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29299] setpgid(0, 0)               = 0
[pid 29299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29299] write(3, "1000", 4)         = 4
[pid 29299] close(3)                    = 0
[pid 29299] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29299] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.161850][T29295] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29299] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29299] close(5)                    = 0
[pid 29299] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29302 attached
) = 29302
[pid 29299] tkill(29302, SIGSTOP)       = 0
[pid 29302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29299, si_uid=65534} ---
[pid 29299] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29302, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29302] --- stopped by SIGSTOP ---
[pid 29299] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29299, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29303 attached
, child_tidptr=0x555556efc5d0) = 29303
[pid 29303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29303] setpgid(0, 0)               = 0
[pid 29303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29303] write(3, "1000", 4)         = 4
[pid 29303] close(3)                    = 0
[pid 29303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.211796][T29299] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29303] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29303] close(5)                    = 0
[pid 29303] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29306 attached
) = 29306
[pid 29303] tkill(29306, SIGSTOP)       = 0
[pid 29306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29303, si_uid=65534} ---
[pid 29303] exit_group(0 <unfinished ...>
[pid 29306] --- stopped by SIGSTOP ---
[pid 29303] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29306, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29303] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29303, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29307 attached
, child_tidptr=0x555556efc5d0) = 29307
[pid 29307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29307] setpgid(0, 0)               = 0
[pid 29307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29307] write(3, "1000", 4)         = 4
[pid 29307] close(3)                    = 0
[pid 29307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.261880][T29303] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29307] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29307] close(5)                    = 0
[pid 29307] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29310 attached
) = 29310
[pid 29307] tkill(29310, SIGSTOP)       = 0
[pid 29307] exit_group(0 <unfinished ...>
[pid 29310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29307, si_uid=65534} ---
[pid 29307] <... exit_group resumed>)   = ?
[pid 29307] +++ exited with 0 +++
[pid 29310] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29307, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29311 attached
, child_tidptr=0x555556efc5d0) = 29311
[pid 29311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29311] setpgid(0, 0)               = 0
[pid 29311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29311] write(3, "1000", 4)         = 4
[pid 29311] close(3)                    = 0
[pid 29311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.306806][T29307] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29311] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29311] close(5)                    = 0
[pid 29311] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29314 attached
) = 29314
[pid 29311] tkill(29314, SIGSTOP)       = 0
[pid 29314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29311, si_uid=65534} ---
[pid 29311] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29314, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29314] --- stopped by SIGSTOP ---
[pid 29311] <... exit_group resumed>)   = ?
[pid 29311] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29311, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29315 attached
, child_tidptr=0x555556efc5d0) = 29315
[pid 29315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29315] setpgid(0, 0)               = 0
[pid 29315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29315] write(3, "1000", 4)         = 4
[pid 29315] close(3)                    = 0
[pid 29315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.353473][T29311] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29315] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29315] close(5)                    = 0
[pid 29315] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29318 attached
) = 29318
[pid 29315] tkill(29318, SIGSTOP)       = 0
[pid 29318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29315, si_uid=65534} ---
[pid 29315] exit_group(0 <unfinished ...>
[pid 29318] --- stopped by SIGSTOP ---
[pid 29315] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29318, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29315] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29315, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29319 attached
, child_tidptr=0x555556efc5d0) = 29319
[pid 29319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29319] setpgid(0, 0)               = 0
[pid 29319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29319] write(3, "1000", 4)         = 4
[pid 29319] close(3)                    = 0
[pid 29319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.400642][T29315] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29319] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29319] close(5)                    = 0
[pid 29319] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29322 attached
) = 29322
[pid 29319] tkill(29322, SIGSTOP)       = 0
[pid 29322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29319, si_uid=65534} ---
[pid 29319] exit_group(0 <unfinished ...>
[pid 29322] --- stopped by SIGSTOP ---
[pid 29319] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29322, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29319] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29319, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29323 attached
, child_tidptr=0x555556efc5d0) = 29323
[pid 29323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29323] setpgid(0, 0)               = 0
[pid 29323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29323] write(3, "1000", 4)         = 4
[pid 29323] close(3)                    = 0
[pid 29323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.442882][T29319] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29323] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29323] close(5)                    = 0
[pid 29323] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29326 attached
) = 29326
[pid 29323] tkill(29326, SIGSTOP)       = 0
[pid 29326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29323, si_uid=65534} ---
[pid 29323] exit_group(0 <unfinished ...>
[pid 29326] --- stopped by SIGSTOP ---
[pid 29323] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29326, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29323] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29323, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29327 attached
, child_tidptr=0x555556efc5d0) = 29327
[pid 29327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29327] setpgid(0, 0)               = 0
[pid 29327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29327] write(3, "1000", 4)         = 4
[pid 29327] close(3)                    = 0
[pid 29327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.485839][T29323] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29327] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29327] close(5)                    = 0
[pid 29327] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29330 attached
) = 29330
[pid 29327] tkill(29330, SIGSTOP)       = 0
[pid 29327] exit_group(0 <unfinished ...>
[pid 29330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29327, si_uid=65534} ---
[pid 29327] <... exit_group resumed>)   = ?
[pid 29330] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29330, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29327] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29331 attached
, child_tidptr=0x555556efc5d0) = 29331
[pid 29331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29331] setpgid(0, 0)               = 0
[pid 29331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29331] write(3, "1000", 4)         = 4
[pid 29331] close(3)                    = 0
[pid 29331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.529776][T29327] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29331] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29331] close(5)                    = 0
[pid 29331] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29334 attached
) = 29334
[pid 29331] tkill(29334, SIGSTOP)       = 0
[pid 29334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29331, si_uid=65534} ---
[pid 29331] exit_group(0)               = ?
[pid 29334] --- stopped by SIGSTOP ---
[pid 29331] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29334, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29335 attached
, child_tidptr=0x555556efc5d0) = 29335
[pid 29335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29335] setpgid(0, 0)               = 0
[pid 29335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29335] write(3, "1000", 4)         = 4
[pid 29335] close(3)                    = 0
[  241.573774][T29331] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29335] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29335] close(5)                    = 0
[pid 29335] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29338 attached
) = 29338
[pid 29335] tkill(29338, SIGSTOP)       = 0
[pid 29338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29335, si_uid=65534} ---
[pid 29335] exit_group(0)               = ?
[pid 29338] --- stopped by SIGSTOP ---
[pid 29335] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29338, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29339 attached
, child_tidptr=0x555556efc5d0) = 29339
[pid 29339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29339] setpgid(0, 0)               = 0
[pid 29339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29339] write(3, "1000", 4)         = 4
[pid 29339] close(3)                    = 0
[pid 29339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.623255][T29335] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29339] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29339] close(5)                    = 0
[pid 29339] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29342 attached
) = 29342
[pid 29339] tkill(29342, SIGSTOP)       = 0
[pid 29342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29339, si_uid=65534} ---
[pid 29339] exit_group(0 <unfinished ...>
[pid 29342] --- stopped by SIGSTOP ---
[pid 29339] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29342, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29339] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29339, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29343 attached
, child_tidptr=0x555556efc5d0) = 29343
[pid 29343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29343] setpgid(0, 0)               = 0
[pid 29343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29343] write(3, "1000", 4)         = 4
[pid 29343] close(3)                    = 0
[pid 29343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.673921][T29339] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29343] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29343] close(5)                    = 0
[pid 29343] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29346 attached
) = 29346
[pid 29343] tkill(29346, SIGSTOP)       = 0
[pid 29346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29343, si_uid=65534} ---
[pid 29343] exit_group(0 <unfinished ...>
[pid 29346] --- stopped by SIGSTOP ---
[pid 29343] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29346, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29343] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29347 attached
, child_tidptr=0x555556efc5d0) = 29347
[pid 29347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29347] setpgid(0, 0)               = 0
[pid 29347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29347] write(3, "1000", 4)         = 4
[pid 29347] close(3)                    = 0
[pid 29347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.721617][T29343] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29347] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29347] close(5)                    = 0
[pid 29347] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29350 attached
) = 29350
[pid 29347] tkill(29350, SIGSTOP)       = 0
[pid 29350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29347, si_uid=65534} ---
[pid 29347] exit_group(0 <unfinished ...>
[pid 29350] --- stopped by SIGSTOP ---
[pid 29347] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29350, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29347] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29347, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29351 attached
, child_tidptr=0x555556efc5d0) = 29351
[pid 29351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29351] setpgid(0, 0)               = 0
[pid 29351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29351] write(3, "1000", 4)         = 4
[pid 29351] close(3)                    = 0
[pid 29351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.772001][T29347] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29351] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29351] close(5)                    = 0
[pid 29351] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29354 attached
) = 29354
[pid 29351] tkill(29354, SIGSTOP)       = 0
[pid 29354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29351, si_uid=65534} ---
[pid 29351] exit_group(0)               = ?
[pid 29354] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29354, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29351] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29351, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29355 attached
, child_tidptr=0x555556efc5d0) = 29355
[pid 29355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29355] setpgid(0, 0)               = 0
[pid 29355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29355] write(3, "1000", 4)         = 4
[pid 29355] close(3)                    = 0
[pid 29355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.818062][T29351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29355] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29355] close(5)                    = 0
[pid 29355] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29358 attached
) = 29358
[pid 29355] tkill(29358, SIGSTOP)       = 0
[pid 29358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29355, si_uid=65534} ---
[pid 29355] exit_group(0 <unfinished ...>
[pid 29358] --- stopped by SIGSTOP ---
[pid 29355] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29358, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29355] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29359 attached
, child_tidptr=0x555556efc5d0) = 29359
[pid 29359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29359] setpgid(0, 0)               = 0
[pid 29359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29359] write(3, "1000", 4)         = 4
[pid 29359] close(3)                    = 0
[pid 29359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.865774][T29355] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29359] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29359] close(5)                    = 0
[pid 29359] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29362 attached
) = 29362
[pid 29359] tkill(29362, SIGSTOP)       = 0
[pid 29362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29359, si_uid=65534} ---
[pid 29359] exit_group(0 <unfinished ...>
[pid 29362] --- stopped by SIGSTOP ---
[pid 29359] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29362, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29359] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29359, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29363 attached
, child_tidptr=0x555556efc5d0) = 29363
[pid 29363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29363] setpgid(0, 0)               = 0
[pid 29363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29363] write(3, "1000", 4)         = 4
[pid 29363] close(3)                    = 0
[pid 29363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.915534][T29359] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29363] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29363] close(5)                    = 0
[pid 29363] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29366 attached
) = 29366
[pid 29363] tkill(29366, SIGSTOP)       = 0
[pid 29366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29363, si_uid=65534} ---
[pid 29363] exit_group(0 <unfinished ...>
[pid 29366] --- stopped by SIGSTOP ---
[pid 29363] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29366, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29363] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29363, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29367 attached
, child_tidptr=0x555556efc5d0) = 29367
[pid 29367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29367] setpgid(0, 0)               = 0
[pid 29367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29367] write(3, "1000", 4)         = 4
[pid 29367] close(3)                    = 0
[pid 29367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  241.962822][T29363] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29367] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29367] close(5)                    = 0
[pid 29367] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29370 attached
) = 29370
[pid 29367] tkill(29370, SIGSTOP)       = 0
[pid 29367] exit_group(0 <unfinished ...>
[pid 29370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29367, si_uid=65534} ---
[pid 29367] <... exit_group resumed>)   = ?
[pid 29370] --- stopped by SIGSTOP ---
[pid 29367] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29370, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29371 attached
, child_tidptr=0x555556efc5d0) = 29371
[pid 29371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29371] setpgid(0, 0)               = 0
[pid 29371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29371] write(3, "1000", 4)         = 4
[pid 29371] close(3)                    = 0
[pid 29371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.007590][T29367] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29371] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29371] close(5)                    = 0
[pid 29371] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29374 attached
) = 29374
[pid 29371] tkill(29374, SIGSTOP)       = 0
[pid 29371] exit_group(0 <unfinished ...>
[pid 29374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29371, si_uid=65534} ---
[pid 29371] <... exit_group resumed>)   = ?
[pid 29374] --- stopped by SIGSTOP ---
[pid 29371] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29374, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29375 attached
, child_tidptr=0x555556efc5d0) = 29375
[pid 29375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29375] setpgid(0, 0)               = 0
[pid 29375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29375] write(3, "1000", 4)         = 4
[pid 29375] close(3)                    = 0
[pid 29375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.055640][T29371] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29375] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29375] close(5)                    = 0
[pid 29375] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29378 attached
) = 29378
[pid 29375] tkill(29378, SIGSTOP)       = 0
[pid 29375] exit_group(0 <unfinished ...>
[pid 29378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29375, si_uid=65534} ---
[pid 29375] <... exit_group resumed>)   = ?
[pid 29378] --- stopped by SIGSTOP ---
[pid 29375] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29378, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29379 attached
, child_tidptr=0x555556efc5d0) = 29379
[pid 29379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29379] setpgid(0, 0)               = 0
[pid 29379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29379] write(3, "1000", 4)         = 4
[pid 29379] close(3)                    = 0
[pid 29379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.107861][T29375] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29379] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29379] close(5)                    = 0
[pid 29379] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29382 attached
) = 29382
[pid 29379] tkill(29382, SIGSTOP)       = 0
[pid 29379] exit_group(0)               = ?
[pid 29382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29379, si_uid=65534} ---
[pid 29379] +++ exited with 0 +++
[pid 29382] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29379, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29383 attached
, child_tidptr=0x555556efc5d0) = 29383
[pid 29383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29383] setpgid(0, 0)               = 0
[pid 29383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29383] write(3, "1000", 4)         = 4
[pid 29383] close(3)                    = 0
[pid 29383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.154633][T29379] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29383] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29383] close(5)                    = 0
[pid 29383] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29386 attached
) = 29386
[pid 29383] tkill(29386, SIGSTOP)       = 0
[pid 29383] exit_group(0 <unfinished ...>
[pid 29386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29383, si_uid=65534} ---
[pid 29383] <... exit_group resumed>)   = ?
[pid 29386] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29386, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29383] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29383, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29387 attached
, child_tidptr=0x555556efc5d0) = 29387
[pid 29387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29387] setpgid(0, 0)               = 0
[pid 29387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29387] write(3, "1000", 4)         = 4
[pid 29387] close(3)                    = 0
[pid 29387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.203107][T29383] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29387] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29387] close(5)                    = 0
[pid 29387] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29390 attached
) = 29390
[pid 29387] tkill(29390, SIGSTOP)       = 0
[pid 29387] exit_group(0 <unfinished ...>
[pid 29390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29387, si_uid=65534} ---
[pid 29387] <... exit_group resumed>)   = ?
[pid 29390] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29390, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29387] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29391 attached
, child_tidptr=0x555556efc5d0) = 29391
[pid 29391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29391] setpgid(0, 0)               = 0
[pid 29391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29391] write(3, "1000", 4)         = 4
[pid 29391] close(3)                    = 0
[pid 29391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.249909][T29387] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29391] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29391] close(5)                    = 0
[pid 29391] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29394 attached
) = 29394
[pid 29391] tkill(29394, SIGSTOP)       = 0
[pid 29391] exit_group(0 <unfinished ...>
[pid 29394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29391, si_uid=65534} ---
[pid 29391] <... exit_group resumed>)   = ?
[pid 29394] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29394, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29391] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29391, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29395 attached
, child_tidptr=0x555556efc5d0) = 29395
[pid 29395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29395] setpgid(0, 0)               = 0
[pid 29395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29395] write(3, "1000", 4)         = 4
[pid 29395] close(3)                    = 0
[pid 29395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.296659][T29391] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29395] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29395] close(5)                    = 0
[pid 29395] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29398 attached
) = 29398
[pid 29395] tkill(29398, SIGSTOP)       = 0
[pid 29395] exit_group(0 <unfinished ...>
[pid 29398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29395, si_uid=65534} ---
[pid 29395] <... exit_group resumed>)   = ?
[pid 29395] +++ exited with 0 +++
[pid 29398] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29395, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29399 attached
, child_tidptr=0x555556efc5d0) = 29399
[pid 29399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29399] setpgid(0, 0)               = 0
[pid 29399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29399] write(3, "1000", 4)         = 4
[pid 29399] close(3)                    = 0
[pid 29399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.337703][T29395] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29399] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29399] close(5)                    = 0
[pid 29399] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29402 attached
) = 29402
[pid 29399] tkill(29402, SIGSTOP)       = 0
[pid 29402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29399, si_uid=65534} ---
[pid 29399] exit_group(0 <unfinished ...>
[pid 29402] --- stopped by SIGSTOP ---
[pid 29399] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29402, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29399] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29399, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29403 attached
, child_tidptr=0x555556efc5d0) = 29403
[pid 29403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29403] setpgid(0, 0)               = 0
[pid 29403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29403] write(3, "1000", 4)         = 4
[pid 29403] close(3)                    = 0
[pid 29403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.382078][T29399] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29403] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29403] close(5)                    = 0
[pid 29403] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29406 attached
) = 29406
[pid 29403] tkill(29406, SIGSTOP)       = 0
[pid 29406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29403, si_uid=65534} ---
[pid 29403] exit_group(0 <unfinished ...>
[pid 29406] --- stopped by SIGSTOP ---
[pid 29403] <... exit_group resumed>)   = ?
[pid 29403] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29406, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29407 attached
, child_tidptr=0x555556efc5d0) = 29407
[pid 29407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29407] setpgid(0, 0)               = 0
[pid 29407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29407] write(3, "1000", 4)         = 4
[pid 29407] close(3)                    = 0
[pid 29407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.428991][T29403] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29407] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29407] close(5)                    = 0
[pid 29407] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29410 attached
) = 29410
[pid 29407] tkill(29410, SIGSTOP)       = 0
[pid 29410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29407, si_uid=65534} ---
[pid 29407] exit_group(0 <unfinished ...>
[pid 29410] --- stopped by SIGSTOP ---
[pid 29407] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29410, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29407] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29407, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29411 attached
, child_tidptr=0x555556efc5d0) = 29411
[pid 29411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29411] setpgid(0, 0)               = 0
[pid 29411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29411] write(3, "1000", 4)         = 4
[pid 29411] close(3)                    = 0
[pid 29411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.479746][T29407] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29411] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29411] close(5)                    = 0
[pid 29411] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29414 attached
) = 29414
[pid 29411] tkill(29414, SIGSTOP)       = 0
[pid 29414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29411, si_uid=65534} ---
[pid 29411] exit_group(0 <unfinished ...>
[pid 29414] --- stopped by SIGSTOP ---
[pid 29411] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29414, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29411] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29411, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29415 attached
, child_tidptr=0x555556efc5d0) = 29415
[pid 29415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29415] setpgid(0, 0)               = 0
[pid 29415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29415] write(3, "1000", 4)         = 4
[pid 29415] close(3)                    = 0
[pid 29415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.526119][T29411] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29415] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29415] close(5)                    = 0
[pid 29415] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29418 attached
) = 29418
[pid 29415] tkill(29418, SIGSTOP)       = 0
[pid 29418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29415, si_uid=65534} ---
[pid 29415] exit_group(0 <unfinished ...>
[pid 29418] --- stopped by SIGSTOP ---
[pid 29415] <... exit_group resumed>)   = ?
[pid 29415] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29418, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29419 attached
, child_tidptr=0x555556efc5d0) = 29419
[pid 29419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29419] setpgid(0, 0)               = 0
[pid 29419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29419] write(3, "1000", 4)         = 4
[pid 29419] close(3)                    = 0
[pid 29419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.569868][T29415] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29419] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29419] close(5)                    = 0
[pid 29419] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29422 attached
) = 29422
[pid 29419] tkill(29422, SIGSTOP)       = 0
[pid 29422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29419, si_uid=65534} ---
[pid 29419] exit_group(0 <unfinished ...>
[pid 29422] --- stopped by SIGSTOP ---
[pid 29419] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29422, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29419] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29423 attached
, child_tidptr=0x555556efc5d0) = 29423
[pid 29423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29423] setpgid(0, 0)               = 0
[pid 29423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29423] write(3, "1000", 4)         = 4
[pid 29423] close(3)                    = 0
[pid 29423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.619298][T29419] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29423] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29423] close(5)                    = 0
[pid 29423] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29426 attached
) = 29426
[pid 29423] tkill(29426, SIGSTOP)       = 0
[pid 29426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29423, si_uid=65534} ---
[pid 29423] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29426, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29426] --- stopped by SIGSTOP ---
[pid 29423] <... exit_group resumed>)   = ?
[pid 29423] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29427 attached
, child_tidptr=0x555556efc5d0) = 29427
[pid 29427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29427] setpgid(0, 0)               = 0
[pid 29427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29427] write(3, "1000", 4)         = 4
[pid 29427] close(3)                    = 0
[pid 29427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.667297][T29423] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29427] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29427] close(5)                    = 0
[pid 29427] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29430 attached
) = 29430
[pid 29427] tkill(29430, SIGSTOP)       = 0
[pid 29430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29427, si_uid=65534} ---
[pid 29427] exit_group(0 <unfinished ...>
[pid 29430] --- stopped by SIGSTOP ---
[pid 29427] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29430, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29427] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29431 attached
, child_tidptr=0x555556efc5d0) = 29431
[pid 29431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29431] setpgid(0, 0)               = 0
[pid 29431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29431] write(3, "1000", 4)         = 4
[pid 29431] close(3)                    = 0
[pid 29431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.710956][T29427] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29431] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29431] close(5)                    = 0
[pid 29431] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29434 attached
) = 29434
[pid 29431] tkill(29434, SIGSTOP)       = 0
[pid 29434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29431, si_uid=65534} ---
[pid 29431] exit_group(0 <unfinished ...>
[pid 29434] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29434, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29431] <... exit_group resumed>)   = ?
[pid 29431] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29435 attached
, child_tidptr=0x555556efc5d0) = 29435
[pid 29435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29435] setpgid(0, 0)               = 0
[pid 29435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29435] write(3, "1000", 4)         = 4
[pid 29435] close(3)                    = 0
[pid 29435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.753982][T29431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29435] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29435] close(5)                    = 0
[pid 29435] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29438 attached
) = 29438
[pid 29435] tkill(29438, SIGSTOP)       = 0
[pid 29435] exit_group(0 <unfinished ...>
[pid 29438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29435, si_uid=65534} ---
[pid 29438] --- stopped by SIGSTOP ---
[pid 29435] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29438, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29435] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29435, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29439 attached
, child_tidptr=0x555556efc5d0) = 29439
[pid 29439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29439] setpgid(0, 0)               = 0
[pid 29439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29439] write(3, "1000", 4)         = 4
[pid 29439] close(3)                    = 0
[pid 29439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.799511][T29435] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29439] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29439] close(5)                    = 0
[pid 29439] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29442 attached
) = 29442
[pid 29439] tkill(29442, SIGSTOP)       = 0
[pid 29442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29439, si_uid=65534} ---
[pid 29439] exit_group(0)               = ?
[pid 29442] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29442, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29439] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29439, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29443 attached
, child_tidptr=0x555556efc5d0) = 29443
[pid 29443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29443] setpgid(0, 0)               = 0
[pid 29443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29443] write(3, "1000", 4)         = 4
[pid 29443] close(3)                    = 0
[pid 29443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.844308][T29439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29443] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29443] close(5)                    = 0
[pid 29443] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29446 attached
) = 29446
[pid 29443] tkill(29446, SIGSTOP)       = 0
[pid 29446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29443, si_uid=65534} ---
[pid 29443] exit_group(0)               = ?
[pid 29446] --- stopped by SIGSTOP ---
[pid 29443] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29446, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29447 attached
, child_tidptr=0x555556efc5d0) = 29447
[pid 29447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29447] setpgid(0, 0)               = 0
[pid 29447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29447] write(3, "1000", 4)         = 4
[pid 29447] close(3)                    = 0
[pid 29447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.891115][T29443] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29447] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29447] close(5)                    = 0
[pid 29447] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29450 attached
) = 29450
[pid 29447] tkill(29450, SIGSTOP)       = 0
[pid 29450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29447, si_uid=65534} ---
[pid 29447] exit_group(0 <unfinished ...>
[pid 29450] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29450, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29447] <... exit_group resumed>)   = ?
[pid 29447] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29447, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29451 attached
, child_tidptr=0x555556efc5d0) = 29451
[pid 29451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29451] setpgid(0, 0)               = 0
[pid 29451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29451] write(3, "1000", 4)         = 4
[pid 29451] close(3)                    = 0
[pid 29451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.942256][T29447] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29451] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29451] close(5)                    = 0
[pid 29451] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29454 attached
) = 29454
[pid 29451] tkill(29454, SIGSTOP)       = 0
[pid 29451] exit_group(0)               = ?
[pid 29454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29451, si_uid=65534} ---
[pid 29451] +++ exited with 0 +++
[pid 29454] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29451, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29455 attached
, child_tidptr=0x555556efc5d0) = 29455
[pid 29455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29455] setpgid(0, 0)               = 0
[pid 29455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29455] write(3, "1000", 4)         = 4
[pid 29455] close(3)                    = 0
[pid 29455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  242.991032][T29451] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29455] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29455] close(5)                    = 0
[pid 29455] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29458 attached
) = 29458
[pid 29455] tkill(29458, SIGSTOP)       = 0
[pid 29458] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29455, si_uid=65534} ---
[pid 29455] exit_group(0 <unfinished ...>
[pid 29458] --- stopped by SIGSTOP ---
[pid 29455] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29458, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29455] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29455, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29459 attached
, child_tidptr=0x555556efc5d0) = 29459
[pid 29459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29459] setpgid(0, 0)               = 0
[pid 29459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29459] write(3, "1000", 4)         = 4
[pid 29459] close(3)                    = 0
[pid 29459] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29459] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.039615][T29455] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29459] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29459] close(5)                    = 0
[pid 29459] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29462 attached
) = 29462
[pid 29459] tkill(29462, SIGSTOP)       = 0
[pid 29462] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29459, si_uid=65534} ---
[pid 29459] exit_group(0)               = ?
[pid 29462] --- stopped by SIGSTOP ---
[pid 29459] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29462, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29463 attached
, child_tidptr=0x555556efc5d0) = 29463
[pid 29463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29463] setpgid(0, 0)               = 0
[pid 29463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29463] write(3, "1000", 4)         = 4
[pid 29463] close(3)                    = 0
[pid 29463] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29463] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.092165][T29459] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29463] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29463] close(5)                    = 0
[pid 29463] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29466 attached
) = 29466
[pid 29463] tkill(29466, SIGSTOP)       = 0
[pid 29466] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29463, si_uid=65534} ---
[pid 29463] exit_group(0 <unfinished ...>
[pid 29466] --- stopped by SIGSTOP ---
[pid 29463] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29466, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29463] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29463, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29467 attached
, child_tidptr=0x555556efc5d0) = 29467
[pid 29467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29467] setpgid(0, 0)               = 0
[pid 29467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29467] write(3, "1000", 4)         = 4
[pid 29467] close(3)                    = 0
[pid 29467] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29467] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.135970][T29463] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29467] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29467] close(5)                    = 0
[pid 29467] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29470 attached
) = 29470
[pid 29467] tkill(29470, SIGSTOP)       = 0
[pid 29470] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29467, si_uid=65534} ---
[pid 29467] exit_group(0 <unfinished ...>
[pid 29470] --- stopped by SIGSTOP ---
[pid 29467] <... exit_group resumed>)   = ?
[pid 29467] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29470, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29471 attached
, child_tidptr=0x555556efc5d0) = 29471
[pid 29471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29471] setpgid(0, 0)               = 0
[pid 29471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29471] write(3, "1000", 4)         = 4
[pid 29471] close(3)                    = 0
[pid 29471] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29471] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.179614][T29467] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29471] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29471] close(5)                    = 0
[pid 29471] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29474 attached
) = 29474
[pid 29471] tkill(29474, SIGSTOP)       = 0
[pid 29471] exit_group(0 <unfinished ...>
[pid 29474] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29471, si_uid=65534} ---
[pid 29471] <... exit_group resumed>)   = ?
[pid 29474] --- stopped by SIGSTOP ---
[pid 29471] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29474, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29475 attached
, child_tidptr=0x555556efc5d0) = 29475
[pid 29475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29475] setpgid(0, 0)               = 0
[pid 29475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29475] write(3, "1000", 4)         = 4
[pid 29475] close(3)                    = 0
[pid 29475] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29475] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.239512][T29471] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29475] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29475] close(5)                    = 0
[pid 29475] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29478 attached
) = 29478
[pid 29475] tkill(29478, SIGSTOP)       = 0
[pid 29478] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29475, si_uid=65534} ---
[pid 29475] exit_group(0 <unfinished ...>
[pid 29478] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29478, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29475] <... exit_group resumed>)   = ?
[pid 29475] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29475, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29479 attached
, child_tidptr=0x555556efc5d0) = 29479
[pid 29479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29479] setpgid(0, 0)               = 0
[pid 29479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29479] write(3, "1000", 4)         = 4
[pid 29479] close(3)                    = 0
[pid 29479] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29479] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.286727][T29475] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29479] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29479] close(5)                    = 0
[pid 29479] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29482 attached
) = 29482
[pid 29479] tkill(29482, SIGSTOP)       = 0
[pid 29482] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29479, si_uid=65534} ---
[pid 29479] exit_group(0)               = ?
[pid 29482] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29482, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29479] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29479, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29483 attached
, child_tidptr=0x555556efc5d0) = 29483
[pid 29483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29483] setpgid(0, 0)               = 0
[pid 29483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29483] write(3, "1000", 4)         = 4
[pid 29483] close(3)                    = 0
[pid 29483] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29483] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.330847][T29479] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29483] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29483] close(5)                    = 0
[pid 29483] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29486 attached
) = 29486
[pid 29483] tkill(29486, SIGSTOP)       = 0
[pid 29486] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29483, si_uid=65534} ---
[pid 29483] exit_group(0 <unfinished ...>
[pid 29486] --- stopped by SIGSTOP ---
[pid 29483] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29486, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29483] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29483, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29487 attached
, child_tidptr=0x555556efc5d0) = 29487
[pid 29487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29487] setpgid(0, 0)               = 0
[pid 29487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29487] write(3, "1000", 4)         = 4
[pid 29487] close(3)                    = 0
[pid 29487] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29487] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29487] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29487] close(5)                    = 0
[pid 29487] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29490 attached
) = 29490
[pid 29487] tkill(29490, SIGSTOP)       = 0
[pid 29490] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29487, si_uid=65534} ---
[pid 29487] exit_group(0 <unfinished ...>
[pid 29490] --- stopped by SIGSTOP ---
[pid 29487] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29490, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29487] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29487, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29491 attached
, child_tidptr=0x555556efc5d0) = 29491
[pid 29491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29491] setpgid(0, 0)               = 0
[pid 29491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29491] write(3, "1000", 4)         = 4
[pid 29491] close(3)                    = 0
[pid 29491] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29491] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.375342][T29483] vhci_hcd vhci_hcd.0: port 0 already used
[  243.413455][T29487] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29491] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29491] close(5)                    = 0
[pid 29491] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29494 attached
) = 29494
[pid 29491] tkill(29494, SIGSTOP)       = 0
[pid 29494] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29491, si_uid=65534} ---
[pid 29491] exit_group(0)               = ?
[pid 29494] --- stopped by SIGSTOP ---
[pid 29491] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29494, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29495 attached
, child_tidptr=0x555556efc5d0) = 29495
[pid 29495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29495] setpgid(0, 0)               = 0
[pid 29495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29495] write(3, "1000", 4)         = 4
[pid 29495] close(3)                    = 0
[pid 29495] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29495] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.455825][T29491] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29495] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29495] close(5)                    = 0
[pid 29495] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29498 attached
) = 29498
[pid 29495] tkill(29498, SIGSTOP)       = 0
[pid 29498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29495, si_uid=65534} ---
[pid 29495] exit_group(0 <unfinished ...>
[pid 29498] --- stopped by SIGSTOP ---
[pid 29495] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29498, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29495] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29495, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29499 attached
, child_tidptr=0x555556efc5d0) = 29499
[pid 29499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29499] setpgid(0, 0)               = 0
[pid 29499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29499] write(3, "1000", 4)         = 4
[pid 29499] close(3)                    = 0
[pid 29499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.499253][T29495] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29499] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29499] close(5)                    = 0
[pid 29499] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29502 attached
) = 29502
[pid 29499] tkill(29502, SIGSTOP)       = 0
[pid 29502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29499, si_uid=65534} ---
[pid 29499] exit_group(0 <unfinished ...>
[pid 29502] --- stopped by SIGSTOP ---
[pid 29499] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29502, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29499] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29499, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29503 attached
, child_tidptr=0x555556efc5d0) = 29503
[pid 29503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29503] setpgid(0, 0)               = 0
[pid 29503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29503] write(3, "1000", 4)         = 4
[pid 29503] close(3)                    = 0
[pid 29503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.540978][T29499] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29503] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29503] close(5)                    = 0
[pid 29503] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29506 attached
) = 29506
[pid 29503] tkill(29506, SIGSTOP)       = 0
[pid 29506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29503, si_uid=65534} ---
[pid 29503] exit_group(0 <unfinished ...>
[pid 29506] --- stopped by SIGSTOP ---
[pid 29503] <... exit_group resumed>)   = ?
[pid 29503] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29506, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29503, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29507 attached
, child_tidptr=0x555556efc5d0) = 29507
[pid 29507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29507] setpgid(0, 0)               = 0
[pid 29507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29507] write(3, "1000", 4)         = 4
[pid 29507] close(3)                    = 0
[pid 29507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.589720][T29503] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29507] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29507] close(5)                    = 0
[pid 29507] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29510 attached
) = 29510
[pid 29507] tkill(29510, SIGSTOP)       = 0
[pid 29510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29507, si_uid=65534} ---
[pid 29507] exit_group(0 <unfinished ...>
[pid 29510] --- stopped by SIGSTOP ---
[pid 29507] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29510, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29507] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29507, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29511 attached
, child_tidptr=0x555556efc5d0) = 29511
[pid 29511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29511] setpgid(0, 0)               = 0
[pid 29511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29511] write(3, "1000", 4)         = 4
[pid 29511] close(3)                    = 0
[pid 29511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.643135][T29507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29511] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29511] close(5)                    = 0
[pid 29511] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29514 attached
) = 29514
[pid 29511] tkill(29514, SIGSTOP)       = 0
[pid 29514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29511, si_uid=65534} ---
[pid 29514] --- stopped by SIGSTOP ---
[pid 29511] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29514, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29511] <... exit_group resumed>)   = ?
[pid 29511] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29511, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29515 attached
, child_tidptr=0x555556efc5d0) = 29515
[pid 29515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29515] setpgid(0, 0)               = 0
[pid 29515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29515] write(3, "1000", 4)         = 4
[pid 29515] close(3)                    = 0
[pid 29515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.691581][T29511] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29515] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29515] close(5)                    = 0
[pid 29515] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29518 attached
) = 29518
[pid 29515] tkill(29518, SIGSTOP)       = 0
[pid 29518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29515, si_uid=65534} ---
[pid 29515] exit_group(0 <unfinished ...>
[pid 29518] --- stopped by SIGSTOP ---
[pid 29515] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29518, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29515] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29515, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29519 attached
, child_tidptr=0x555556efc5d0) = 29519
[pid 29519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29519] setpgid(0, 0)               = 0
[pid 29519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29519] write(3, "1000", 4)         = 4
[pid 29519] close(3)                    = 0
[pid 29519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.740547][T29515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29519] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29519] close(5)                    = 0
[pid 29519] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29522 attached
) = 29522
[pid 29519] tkill(29522, SIGSTOP)       = 0
[pid 29519] exit_group(0 <unfinished ...>
[pid 29522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29519, si_uid=65534} ---
[pid 29519] <... exit_group resumed>)   = ?
[pid 29522] --- stopped by SIGSTOP ---
[pid 29519] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29522, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29523 attached
, child_tidptr=0x555556efc5d0) = 29523
[pid 29523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29523] setpgid(0, 0)               = 0
[pid 29523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29523] write(3, "1000", 4)         = 4
[pid 29523] close(3)                    = 0
[pid 29523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.787051][T29519] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29523] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29523] close(5)                    = 0
[pid 29523] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29526 attached
) = 29526
[pid 29523] tkill(29526, SIGSTOP)       = 0
[pid 29526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29523, si_uid=65534} ---
[pid 29523] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29526, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29526] --- stopped by SIGSTOP ---
[pid 29523] <... exit_group resumed>)   = ?
[pid 29523] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29523, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29527 attached
, child_tidptr=0x555556efc5d0) = 29527
[pid 29527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29527] setpgid(0, 0)               = 0
[pid 29527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29527] write(3, "1000", 4)         = 4
[pid 29527] close(3)                    = 0
[pid 29527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.837485][T29523] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29527] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29527] close(5)                    = 0
[pid 29527] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29530 attached
) = 29530
[pid 29527] tkill(29530, SIGSTOP)       = 0
[pid 29530] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29527, si_uid=65534} ---
[pid 29527] exit_group(0 <unfinished ...>
[pid 29530] --- stopped by SIGSTOP ---
[pid 29527] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29530, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29527] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29527, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29531 attached
, child_tidptr=0x555556efc5d0) = 29531
[pid 29531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29531] setpgid(0, 0)               = 0
[pid 29531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29531] write(3, "1000", 4)         = 4
[pid 29531] close(3)                    = 0
[pid 29531] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29531] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.887129][T29527] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29531] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29531] close(5)                    = 0
[pid 29531] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29534 attached
) = 29534
[pid 29531] tkill(29534, SIGSTOP)       = 0
[pid 29534] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29531, si_uid=65534} ---
[pid 29531] exit_group(0 <unfinished ...>
[pid 29534] --- stopped by SIGSTOP ---
[pid 29531] <... exit_group resumed>)   = ?
[pid 29531] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29534, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29535 attached
, child_tidptr=0x555556efc5d0) = 29535
[pid 29535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29535] setpgid(0, 0)               = 0
[pid 29535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29535] write(3, "1000", 4)         = 4
[pid 29535] close(3)                    = 0
[pid 29535] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29535] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.933394][T29531] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29535] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29535] close(5)                    = 0
[pid 29535] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29538 attached
) = 29538
[pid 29535] tkill(29538, SIGSTOP)       = 0
[pid 29538] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29535, si_uid=65534} ---
[pid 29535] exit_group(0 <unfinished ...>
[pid 29538] --- stopped by SIGSTOP ---
[pid 29535] <... exit_group resumed>)   = ?
[pid 29535] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29538, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29539 attached
, child_tidptr=0x555556efc5d0) = 29539
[pid 29539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29539] setpgid(0, 0)               = 0
[pid 29539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29539] write(3, "1000", 4)         = 4
[pid 29539] close(3)                    = 0
[pid 29539] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29539] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  243.982481][T29535] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29539] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29539] close(5)                    = 0
[pid 29539] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29542 attached
) = 29542
[pid 29539] tkill(29542, SIGSTOP)       = 0
[pid 29542] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29539, si_uid=65534} ---
[pid 29539] exit_group(0 <unfinished ...>
[pid 29542] --- stopped by SIGSTOP ---
[pid 29539] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29542, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29539] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29539, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29543 attached
, child_tidptr=0x555556efc5d0) = 29543
[pid 29543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29543] setpgid(0, 0)               = 0
[pid 29543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29543] write(3, "1000", 4)         = 4
[pid 29543] close(3)                    = 0
[pid 29543] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29543] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.035912][T29539] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29543] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29543] close(5)                    = 0
[pid 29543] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29546 attached
) = 29546
[pid 29543] tkill(29546, SIGSTOP)       = 0
[pid 29543] exit_group(0 <unfinished ...>
[pid 29546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29543, si_uid=65534} ---
[pid 29543] <... exit_group resumed>)   = ?
[pid 29546] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29546, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29543] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29543, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29547 attached
, child_tidptr=0x555556efc5d0) = 29547
[pid 29547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29547] setpgid(0, 0)               = 0
[pid 29547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29547] write(3, "1000", 4)         = 4
[pid 29547] close(3)                    = 0
[pid 29547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.085378][T29543] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29547] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29547] close(5)                    = 0
[pid 29547] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29550 attached
) = 29550
[pid 29547] tkill(29550, SIGSTOP)       = 0
[pid 29550] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29547, si_uid=65534} ---
[pid 29547] exit_group(0 <unfinished ...>
[pid 29550] --- stopped by SIGSTOP ---
[pid 29547] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29550, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29547] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29547, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29551 attached
, child_tidptr=0x555556efc5d0) = 29551
[pid 29551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29551] setpgid(0, 0)               = 0
[pid 29551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29551] write(3, "1000", 4)         = 4
[pid 29551] close(3)                    = 0
[pid 29551] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29551] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.134085][T29547] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29551] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29551] close(5)                    = 0
[pid 29551] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29554 attached
) = 29554
[pid 29551] tkill(29554, SIGSTOP)       = 0
[pid 29554] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29551, si_uid=65534} ---
[pid 29551] exit_group(0 <unfinished ...>
[pid 29554] --- stopped by SIGSTOP ---
[pid 29551] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29554, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29551] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29551, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29555 attached
, child_tidptr=0x555556efc5d0) = 29555
[pid 29555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29555] setpgid(0, 0)               = 0
[pid 29555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29555] write(3, "1000", 4)         = 4
[pid 29555] close(3)                    = 0
[pid 29555] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29555] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.179816][T29551] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29555] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29555] close(5)                    = 0
[pid 29555] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29558 attached
) = 29558
[pid 29555] tkill(29558, SIGSTOP)       = 0
[pid 29558] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29555, si_uid=65534} ---
[pid 29555] exit_group(0 <unfinished ...>
[pid 29558] --- stopped by SIGSTOP ---
[pid 29555] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29558, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29555] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29555, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29559 attached
, child_tidptr=0x555556efc5d0) = 29559
[pid 29559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29559] setpgid(0, 0)               = 0
[pid 29559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29559] write(3, "1000", 4)         = 4
[pid 29559] close(3)                    = 0
[pid 29559] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29559] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.228641][T29555] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29559] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29559] close(5)                    = 0
[pid 29559] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29562 attached
) = 29562
[pid 29559] tkill(29562, SIGSTOP)       = 0
[pid 29562] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29559, si_uid=65534} ---
[pid 29559] exit_group(0 <unfinished ...>
[pid 29562] --- stopped by SIGSTOP ---
[pid 29559] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29562, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29559] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29559, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29563 attached
, child_tidptr=0x555556efc5d0) = 29563
[pid 29563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29563] setpgid(0, 0)               = 0
[pid 29563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29563] write(3, "1000", 4)         = 4
[pid 29563] close(3)                    = 0
[pid 29563] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29563] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.278313][T29559] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29563] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29563] close(5)                    = 0
[pid 29563] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29566 attached
) = 29566
[pid 29563] tkill(29566, SIGSTOP)       = 0
[pid 29566] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29563, si_uid=65534} ---
[pid 29563] exit_group(0 <unfinished ...>
[pid 29566] --- stopped by SIGSTOP ---
[pid 29563] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29566, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29563] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29563, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29567 attached
, child_tidptr=0x555556efc5d0) = 29567
[pid 29567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29567] setpgid(0, 0)               = 0
[pid 29567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29567] write(3, "1000", 4)         = 4
[pid 29567] close(3)                    = 0
[pid 29567] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29567] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.326121][T29563] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29567] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29567] close(5)                    = 0
[pid 29567] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29570 attached
) = 29570
[pid 29567] tkill(29570, SIGSTOP)       = 0
[pid 29567] exit_group(0 <unfinished ...>
[pid 29570] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29567, si_uid=65534} ---
[pid 29567] <... exit_group resumed>)   = ?
[pid 29570] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29570, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29567] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29567, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29571 attached
, child_tidptr=0x555556efc5d0) = 29571
[pid 29571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29571] setpgid(0, 0)               = 0
[pid 29571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29571] write(3, "1000", 4)         = 4
[pid 29571] close(3)                    = 0
[pid 29571] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29571] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.375584][T29567] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29571] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29571] close(5)                    = 0
[pid 29571] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29574 attached
) = 29574
[pid 29571] tkill(29574, SIGSTOP)       = 0
[pid 29574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29571, si_uid=65534} ---
[pid 29571] exit_group(0 <unfinished ...>
[pid 29574] --- stopped by SIGSTOP ---
[pid 29571] <... exit_group resumed>)   = ?
[pid 29571] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29574, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29575 attached
, child_tidptr=0x555556efc5d0) = 29575
[pid 29575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29575] setpgid(0, 0)               = 0
[pid 29575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29575] write(3, "1000", 4)         = 4
[pid 29575] close(3)                    = 0
[pid 29575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.424250][T29571] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29575] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29575] close(5)                    = 0
[pid 29575] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29578 attached
) = 29578
[pid 29575] tkill(29578, SIGSTOP)       = 0
[pid 29578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29575, si_uid=65534} ---
[pid 29575] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29578, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29578] --- stopped by SIGSTOP ---
[pid 29575] <... exit_group resumed>)   = ?
[pid 29575] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29575, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29579 attached
, child_tidptr=0x555556efc5d0) = 29579
[pid 29579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29579] setpgid(0, 0)               = 0
[pid 29579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29579] write(3, "1000", 4)         = 4
[pid 29579] close(3)                    = 0
[pid 29579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.475174][T29575] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29579] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29579] close(5)                    = 0
[pid 29579] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29582 attached
) = 29582
[pid 29579] tkill(29582, SIGSTOP)       = 0
[pid 29582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29579, si_uid=65534} ---
[pid 29579] exit_group(0 <unfinished ...>
[pid 29582] --- stopped by SIGSTOP ---
[pid 29579] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29582, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29579] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29579, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29583 attached
, child_tidptr=0x555556efc5d0) = 29583
[pid 29583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29583] setpgid(0, 0)               = 0
[pid 29583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29583] write(3, "1000", 4)         = 4
[pid 29583] close(3)                    = 0
[pid 29583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.522012][T29579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29583] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29583] close(5)                    = 0
[pid 29583] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29586 attached
) = 29586
[pid 29583] tkill(29586, SIGSTOP)       = 0
[pid 29583] exit_group(0 <unfinished ...>
[pid 29586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29583, si_uid=65534} ---
[pid 29583] <... exit_group resumed>)   = ?
[pid 29586] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29586, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29583] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29583, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29587 attached
, child_tidptr=0x555556efc5d0) = 29587
[pid 29587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29587] setpgid(0, 0)               = 0
[pid 29587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29587] write(3, "1000", 4)         = 4
[pid 29587] close(3)                    = 0
[pid 29587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.566405][T29583] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29587] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29587] close(5)                    = 0
[pid 29587] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29590 attached
) = 29590
[pid 29587] tkill(29590, SIGSTOP)       = 0
[pid 29587] exit_group(0 <unfinished ...>
[pid 29590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29587, si_uid=65534} ---
[pid 29587] <... exit_group resumed>)   = ?
[pid 29590] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29590, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29587] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29587, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29591 attached
, child_tidptr=0x555556efc5d0) = 29591
[pid 29591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29591] setpgid(0, 0)               = 0
[pid 29591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29591] write(3, "1000", 4)         = 4
[pid 29591] close(3)                    = 0
[pid 29591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.611306][T29587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29591] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29591] close(5)                    = 0
[pid 29591] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29594 attached
) = 29594
[pid 29591] tkill(29594, SIGSTOP)       = 0
[pid 29594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29591, si_uid=65534} ---
[pid 29591] exit_group(0 <unfinished ...>
[pid 29594] --- stopped by SIGSTOP ---
[pid 29591] <... exit_group resumed>)   = ?
[pid 29591] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29594, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29595 attached
, child_tidptr=0x555556efc5d0) = 29595
[pid 29595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29595] setpgid(0, 0)               = 0
[pid 29595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29595] write(3, "1000", 4)         = 4
[pid 29595] close(3)                    = 0
[  244.655532][T29591] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29595] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29595] close(5)                    = 0
[pid 29595] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29598 attached
) = 29598
[pid 29595] tkill(29598, SIGSTOP)       = 0
[pid 29598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29595, si_uid=65534} ---
[pid 29595] exit_group(0 <unfinished ...>
[pid 29598] --- stopped by SIGSTOP ---
[pid 29595] <... exit_group resumed>)   = ?
[pid 29595] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29598, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29599 attached
, child_tidptr=0x555556efc5d0) = 29599
[pid 29599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29599] setpgid(0, 0)               = 0
[pid 29599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29599] write(3, "1000", 4)         = 4
[pid 29599] close(3)                    = 0
[pid 29599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.705419][T29595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29599] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29599] close(5)                    = 0
[pid 29599] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29602 attached
) = 29602
[pid 29599] tkill(29602, SIGSTOP)       = 0
[pid 29602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29599, si_uid=65534} ---
[pid 29599] exit_group(0 <unfinished ...>
[pid 29602] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29602, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29599] <... exit_group resumed>)   = ?
[pid 29599] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29599, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29603 attached
, child_tidptr=0x555556efc5d0) = 29603
[pid 29603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29603] setpgid(0, 0)               = 0
[pid 29603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29603] write(3, "1000", 4)         = 4
[pid 29603] close(3)                    = 0
[pid 29603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.755513][T29599] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29603] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29603] close(5)                    = 0
[pid 29603] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29606 attached
) = 29606
[pid 29603] tkill(29606, SIGSTOP)       = 0
[pid 29606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29603, si_uid=65534} ---
[pid 29603] exit_group(0 <unfinished ...>
[pid 29606] --- stopped by SIGSTOP ---
[pid 29603] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29606, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29603] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29603, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29607 attached
, child_tidptr=0x555556efc5d0) = 29607
[pid 29607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29607] setpgid(0, 0)               = 0
[pid 29607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29607] write(3, "1000", 4)         = 4
[pid 29607] close(3)                    = 0
[pid 29607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.800546][T29603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29607] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29607] close(5)                    = 0
[pid 29607] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29610 attached
) = 29610
[pid 29607] tkill(29610, SIGSTOP)       = 0
[pid 29610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29607, si_uid=65534} ---
[pid 29610] --- stopped by SIGSTOP ---
[pid 29607] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29610, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29607] <... exit_group resumed>)   = ?
[pid 29607] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29607, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29611 attached
, child_tidptr=0x555556efc5d0) = 29611
[pid 29611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29611] setpgid(0, 0)               = 0
[pid 29611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29611] write(3, "1000", 4)         = 4
[pid 29611] close(3)                    = 0
[pid 29611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.845792][T29607] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29611] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29611] close(5)                    = 0
[pid 29611] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29614 attached
) = 29614
[pid 29611] tkill(29614, SIGSTOP)       = 0
[pid 29614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29611, si_uid=65534} ---
[pid 29611] exit_group(0 <unfinished ...>
[pid 29614] --- stopped by SIGSTOP ---
[pid 29611] <... exit_group resumed>)   = ?
[pid 29611] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29614, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29615 attached
, child_tidptr=0x555556efc5d0) = 29615
[pid 29615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29615] setpgid(0, 0)               = 0
[pid 29615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29615] write(3, "1000", 4)         = 4
[pid 29615] close(3)                    = 0
[pid 29615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.893092][T29611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29615] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29615] close(5)                    = 0
[pid 29615] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29618 attached
) = 29618
[pid 29615] tkill(29618, SIGSTOP)       = 0
[pid 29615] exit_group(0 <unfinished ...>
[pid 29618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29615, si_uid=65534} ---
[pid 29615] <... exit_group resumed>)   = ?
[pid 29618] --- stopped by SIGSTOP ---
[pid 29615] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29618, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29619 attached
, child_tidptr=0x555556efc5d0) = 29619
[pid 29619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29619] setpgid(0, 0)               = 0
[pid 29619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29619] write(3, "1000", 4)         = 4
[pid 29619] close(3)                    = 0
[pid 29619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.943675][T29615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29619] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29619] close(5)                    = 0
[pid 29619] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29622 attached
) = 29622
[pid 29619] tkill(29622, SIGSTOP)       = 0
[pid 29622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29619, si_uid=65534} ---
[pid 29619] exit_group(0 <unfinished ...>
[pid 29622] --- stopped by SIGSTOP ---
[pid 29619] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29622, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29619] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29623 attached
, child_tidptr=0x555556efc5d0) = 29623
[pid 29623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29623] setpgid(0, 0)               = 0
[pid 29623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29623] write(3, "1000", 4)         = 4
[pid 29623] close(3)                    = 0
[pid 29623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  244.990734][T29619] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29623] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29623] close(5)                    = 0
[pid 29623] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29626 attached
) = 29626
[pid 29623] tkill(29626, SIGSTOP)       = 0
[pid 29623] exit_group(0 <unfinished ...>
[pid 29626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29623, si_uid=65534} ---
[pid 29623] <... exit_group resumed>)   = ?
[pid 29626] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29626, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29623] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29623, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29627 attached
, child_tidptr=0x555556efc5d0) = 29627
[pid 29627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29627] setpgid(0, 0)               = 0
[pid 29627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29627] write(3, "1000", 4)         = 4
[pid 29627] close(3)                    = 0
[pid 29627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.036144][T29623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29627] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29627] close(5)                    = 0
[pid 29627] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29630 attached
) = 29630
[pid 29627] tkill(29630, SIGSTOP)       = 0
[pid 29630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29627, si_uid=65534} ---
[pid 29627] exit_group(0 <unfinished ...>
[pid 29630] --- stopped by SIGSTOP ---
[pid 29627] <... exit_group resumed>)   = ?
[pid 29627] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29630, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29631 attached
, child_tidptr=0x555556efc5d0) = 29631
[pid 29631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29631] setpgid(0, 0)               = 0
[pid 29631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29631] write(3, "1000", 4)         = 4
[pid 29631] close(3)                    = 0
[pid 29631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.084650][T29627] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29631] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29631] close(5)                    = 0
[pid 29631] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29634 attached
) = 29634
[pid 29631] tkill(29634, SIGSTOP)       = 0
[pid 29634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29631, si_uid=65534} ---
[pid 29631] exit_group(0 <unfinished ...>
[pid 29634] --- stopped by SIGSTOP ---
[pid 29631] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29634, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29631] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29631, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29635 attached
, child_tidptr=0x555556efc5d0) = 29635
[pid 29635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29635] setpgid(0, 0)               = 0
[pid 29635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29635] write(3, "1000", 4)         = 4
[pid 29635] close(3)                    = 0
[pid 29635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.138344][T29631] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29635] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29635] close(5)                    = 0
[pid 29635] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29638 attached
) = 29638
[pid 29635] tkill(29638, SIGSTOP)       = 0
[pid 29638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29635, si_uid=65534} ---
[pid 29635] exit_group(0 <unfinished ...>
[pid 29638] --- stopped by SIGSTOP ---
[pid 29635] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29638, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29635] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29635, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29639 attached
, child_tidptr=0x555556efc5d0) = 29639
[pid 29639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29639] setpgid(0, 0)               = 0
[pid 29639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29639] write(3, "1000", 4)         = 4
[pid 29639] close(3)                    = 0
[pid 29639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.184808][T29635] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29639] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29639] close(5)                    = 0
[pid 29639] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29642 attached
) = 29642
[pid 29639] tkill(29642, SIGSTOP)       = 0
[pid 29642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29639, si_uid=65534} ---
[pid 29639] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29642, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29642] --- stopped by SIGSTOP ---
[pid 29639] <... exit_group resumed>)   = ?
[pid 29639] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29639, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29643 attached
, child_tidptr=0x555556efc5d0) = 29643
[pid 29643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29643] setpgid(0, 0)               = 0
[pid 29643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29643] write(3, "1000", 4)         = 4
[pid 29643] close(3)                    = 0
[pid 29643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.228369][T29639] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29643] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29643] close(5)                    = 0
[pid 29643] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29646 attached
) = 29646
[pid 29643] tkill(29646, SIGSTOP)       = 0
[pid 29646] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29643, si_uid=65534} ---
[pid 29643] exit_group(0 <unfinished ...>
[pid 29646] --- stopped by SIGSTOP ---
[pid 29643] <... exit_group resumed>)   = ?
[pid 29643] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29646, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29647 attached
, child_tidptr=0x555556efc5d0) = 29647
[pid 29647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29647] setpgid(0, 0)               = 0
[pid 29647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29647] write(3, "1000", 4)         = 4
[pid 29647] close(3)                    = 0
[pid 29647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.273078][T29643] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29647] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29647] close(5)                    = 0
[pid 29647] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29650 attached
) = 29650
[pid 29647] tkill(29650, SIGSTOP)       = 0
[pid 29650] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29647, si_uid=65534} ---
[pid 29647] exit_group(0 <unfinished ...>
[pid 29650] --- stopped by SIGSTOP ---
[pid 29647] <... exit_group resumed>)   = ?
[pid 29647] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29650, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29651 attached
, child_tidptr=0x555556efc5d0) = 29651
[pid 29651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29651] setpgid(0, 0)               = 0
[pid 29651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29651] write(3, "1000", 4)         = 4
[pid 29651] close(3)                    = 0
[pid 29651] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29651] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.321190][T29647] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29651] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29651] close(5)                    = 0
[pid 29651] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29654 attached
) = 29654
[pid 29651] tkill(29654, SIGSTOP)       = 0
[pid 29654] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29651, si_uid=65534} ---
[pid 29651] exit_group(0)               = ?
[pid 29654] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29654, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29651] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29651, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29655 attached
, child_tidptr=0x555556efc5d0) = 29655
[pid 29655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29655] setpgid(0, 0)               = 0
[pid 29655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29655] write(3, "1000", 4)         = 4
[pid 29655] close(3)                    = 0
[pid 29655] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29655] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.366617][T29651] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29655] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29655] close(5)                    = 0
[pid 29655] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29658 attached
) = 29658
[pid 29655] tkill(29658, SIGSTOP)       = 0
[pid 29658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29655, si_uid=65534} ---
[pid 29655] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29658, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29658] --- stopped by SIGSTOP ---
[pid 29655] <... exit_group resumed>)   = ?
[pid 29655] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29655, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29659 attached
, child_tidptr=0x555556efc5d0) = 29659
[pid 29659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29659] setpgid(0, 0)               = 0
[pid 29659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29659] write(3, "1000", 4)         = 4
[pid 29659] close(3)                    = 0
[pid 29659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.416110][T29655] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29659] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29659] close(5)                    = 0
[pid 29659] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29662 attached
) = 29662
[pid 29659] tkill(29662, SIGSTOP)       = 0
[pid 29662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29659, si_uid=65534} ---
[pid 29659] exit_group(0 <unfinished ...>
[pid 29662] --- stopped by SIGSTOP ---
[pid 29659] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29662, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29659] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29659, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29663 attached
, child_tidptr=0x555556efc5d0) = 29663
[pid 29663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29663] setpgid(0, 0)               = 0
[pid 29663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29663] write(3, "1000", 4)         = 4
[pid 29663] close(3)                    = 0
[pid 29663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.462515][T29659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29663] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29663] close(5)                    = 0
[pid 29663] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29666 attached
) = 29666
[pid 29663] tkill(29666, SIGSTOP)       = 0
[pid 29663] exit_group(0 <unfinished ...>
[pid 29666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29663, si_uid=65534} ---
[pid 29663] <... exit_group resumed>)   = ?
[pid 29666] --- stopped by SIGSTOP ---
[pid 29663] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29666, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29667 attached
, child_tidptr=0x555556efc5d0) = 29667
[pid 29667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29667] setpgid(0, 0)               = 0
[pid 29667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29667] write(3, "1000", 4)         = 4
[pid 29667] close(3)                    = 0
[pid 29667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.507006][T29663] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29667] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29667] close(5)                    = 0
[pid 29667] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29670 attached
) = 29670
[pid 29667] tkill(29670, SIGSTOP)       = 0
[pid 29670] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29667, si_uid=65534} ---
[pid 29667] exit_group(0 <unfinished ...>
[pid 29670] --- stopped by SIGSTOP ---
[pid 29667] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29670, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29667] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29667, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29671 attached
, child_tidptr=0x555556efc5d0) = 29671
[pid 29671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29671] setpgid(0, 0)               = 0
[pid 29671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29671] write(3, "1000", 4)         = 4
[pid 29671] close(3)                    = 0
[pid 29671] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  245.554338][T29667] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29671] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29671] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29671] close(5)                    = 0
[pid 29671] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29674 attached
) = 29674
[pid 29671] tkill(29674, SIGSTOP)       = 0
[pid 29671] exit_group(0 <unfinished ...>
[pid 29674] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29671, si_uid=65534} ---
[pid 29671] <... exit_group resumed>)   = ?
[pid 29674] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29674, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29671] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29671, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29675 attached
, child_tidptr=0x555556efc5d0) = 29675
[pid 29675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29675] setpgid(0, 0)               = 0
[pid 29675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29675] write(3, "1000", 4)         = 4
[pid 29675] close(3)                    = 0
[pid 29675] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29675] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.597084][T29671] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29675] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29675] close(5)                    = 0
[pid 29675] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29678 attached
) = 29678
[pid 29675] tkill(29678, SIGSTOP)       = 0
[pid 29678] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29675, si_uid=65534} ---
[pid 29675] exit_group(0 <unfinished ...>
[pid 29678] --- stopped by SIGSTOP ---
[pid 29675] <... exit_group resumed>)   = ?
[pid 29675] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29678, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29679 attached
, child_tidptr=0x555556efc5d0) = 29679
[pid 29679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29679] setpgid(0, 0)               = 0
[pid 29679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29679] write(3, "1000", 4)         = 4
[pid 29679] close(3)                    = 0
[pid 29679] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29679] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.640554][T29675] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29679] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29679] close(5)                    = 0
[pid 29679] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29682 attached
) = 29682
[pid 29679] tkill(29682, SIGSTOP)       = 0
[pid 29682] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29679, si_uid=65534} ---
[pid 29679] exit_group(0 <unfinished ...>
[pid 29682] --- stopped by SIGSTOP ---
[pid 29679] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29682, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29679] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29679, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29683 attached
, child_tidptr=0x555556efc5d0) = 29683
[pid 29683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29683] setpgid(0, 0)               = 0
[pid 29683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29683] write(3, "1000", 4)         = 4
[pid 29683] close(3)                    = 0
[pid 29683] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29683] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.692671][T29679] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29683] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29683] close(5)                    = 0
[pid 29683] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29686 attached
) = 29686
[pid 29683] tkill(29686, SIGSTOP)       = 0
[pid 29686] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29683, si_uid=65534} ---
[pid 29686] --- stopped by SIGSTOP ---
[pid 29683] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29686, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29683] <... exit_group resumed>)   = ?
[pid 29683] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29683, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29687 attached
, child_tidptr=0x555556efc5d0) = 29687
[pid 29687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29687] setpgid(0, 0)               = 0
[pid 29687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29687] write(3, "1000", 4)         = 4
[pid 29687] close(3)                    = 0
[pid 29687] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29687] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.743298][T29683] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29687] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29687] close(5)                    = 0
[pid 29687] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29690 attached
) = 29690
[pid 29687] tkill(29690, SIGSTOP)       = 0
[pid 29690] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29687, si_uid=65534} ---
[pid 29690] --- stopped by SIGSTOP ---
[pid 29687] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29690, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29687] <... exit_group resumed>)   = ?
[pid 29687] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29687, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29691 attached
, child_tidptr=0x555556efc5d0) = 29691
[pid 29691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29691] setpgid(0, 0)               = 0
[pid 29691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29691] write(3, "1000", 4)         = 4
[pid 29691] close(3)                    = 0
[pid 29691] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29691] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.791163][T29687] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29691] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29691] close(5)                    = 0
[pid 29691] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29694 attached
) = 29694
[pid 29691] tkill(29694, SIGSTOP)       = 0
[pid 29694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29691, si_uid=65534} ---
[pid 29691] exit_group(0 <unfinished ...>
[pid 29694] --- stopped by SIGSTOP ---
[pid 29691] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29694, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29691] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29691, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29695 attached
, child_tidptr=0x555556efc5d0) = 29695
[pid 29695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29695] setpgid(0, 0)               = 0
[pid 29695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29695] write(3, "1000", 4)         = 4
[pid 29695] close(3)                    = 0
[pid 29695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.840948][T29691] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29695] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29695] close(5)                    = 0
[pid 29695] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29698 attached
) = 29698
[pid 29695] tkill(29698, SIGSTOP)       = 0
[pid 29695] exit_group(0 <unfinished ...>
[pid 29698] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29695, si_uid=65534} ---
[pid 29695] <... exit_group resumed>)   = ?
[pid 29698] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29698, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29695] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29695, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29699 attached
, child_tidptr=0x555556efc5d0) = 29699
[pid 29699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29699] setpgid(0, 0)               = 0
[pid 29699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29699] write(3, "1000", 4)         = 4
[pid 29699] close(3)                    = 0
[pid 29699] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29699] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.884393][T29695] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29699] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29699] close(5)                    = 0
[pid 29699] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29702 attached
) = 29702
[pid 29699] tkill(29702, SIGSTOP)       = 0
[pid 29702] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29699, si_uid=65534} ---
[pid 29699] exit_group(0)               = ?
[pid 29702] --- stopped by SIGSTOP ---
[pid 29699] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29702, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29703 attached
, child_tidptr=0x555556efc5d0) = 29703
[pid 29703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29703] setpgid(0, 0)               = 0
[pid 29703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29703] write(3, "1000", 4)         = 4
[pid 29703] close(3)                    = 0
[pid 29703] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29703] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.924719][T29699] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29703] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29703] close(5)                    = 0
[pid 29703] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29706 attached
) = 29706
[pid 29703] tkill(29706, SIGSTOP)       = 0
[pid 29706] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29703, si_uid=65534} ---
[pid 29703] exit_group(0)               = ?
[pid 29706] --- stopped by SIGSTOP ---
[pid 29703] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29706, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29707 attached
, child_tidptr=0x555556efc5d0) = 29707
[pid 29707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29707] setpgid(0, 0)               = 0
[pid 29707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29707] write(3, "1000", 4)         = 4
[pid 29707] close(3)                    = 0
[pid 29707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  245.968950][T29703] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29707] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29707] close(5)                    = 0
[pid 29707] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29710 attached
) = 29710
[pid 29707] tkill(29710, SIGSTOP)       = 0
[pid 29710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29707, si_uid=65534} ---
[pid 29707] exit_group(0 <unfinished ...>
[pid 29710] --- stopped by SIGSTOP ---
[pid 29707] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29710, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29707] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29707, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29711 attached
, child_tidptr=0x555556efc5d0) = 29711
[pid 29711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29711] setpgid(0, 0)               = 0
[pid 29711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29711] write(3, "1000", 4)         = 4
[pid 29711] close(3)                    = 0
[pid 29711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.019233][T29707] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29711] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29711] close(5)                    = 0
[pid 29711] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29714 attached
) = 29714
[pid 29711] tkill(29714, SIGSTOP)       = 0
[pid 29711] exit_group(0 <unfinished ...>
[pid 29714] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29711, si_uid=65534} ---
[pid 29711] <... exit_group resumed>)   = ?
[pid 29714] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29714, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29711] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29711, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29715 attached
, child_tidptr=0x555556efc5d0) = 29715
[pid 29715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29715] setpgid(0, 0)               = 0
[pid 29715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29715] write(3, "1000", 4)         = 4
[pid 29715] close(3)                    = 0
[pid 29715] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29715] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.067761][T29711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29715] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29715] close(5)                    = 0
[pid 29715] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29718 attached
) = 29718
[pid 29715] tkill(29718, SIGSTOP)       = 0
[pid 29718] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29715, si_uid=65534} ---
[pid 29715] exit_group(0 <unfinished ...>
[pid 29718] --- stopped by SIGSTOP ---
[pid 29715] <... exit_group resumed>)   = ?
[pid 29715] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29718, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29719 attached
, child_tidptr=0x555556efc5d0) = 29719
[pid 29719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29719] setpgid(0, 0)               = 0
[pid 29719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29719] write(3, "1000", 4)         = 4
[pid 29719] close(3)                    = 0
[pid 29719] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29719] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.109725][T29715] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29719] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29719] close(5)                    = 0
[pid 29719] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29722 attached
) = 29722
[pid 29719] tkill(29722, SIGSTOP)       = 0
[pid 29722] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29719, si_uid=65534} ---
[pid 29719] exit_group(0 <unfinished ...>
[pid 29722] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29722, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29719] <... exit_group resumed>)   = ?
[pid 29719] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29719, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29723 attached
, child_tidptr=0x555556efc5d0) = 29723
[pid 29723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29723] setpgid(0, 0)               = 0
[pid 29723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29723] write(3, "1000", 4)         = 4
[pid 29723] close(3)                    = 0
[pid 29723] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29723] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.154860][T29719] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29723] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29723] close(5)                    = 0
[pid 29723] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29726 attached
) = 29726
[pid 29723] tkill(29726, SIGSTOP)       = 0
[pid 29726] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29723, si_uid=65534} ---
[pid 29723] exit_group(0 <unfinished ...>
[pid 29726] --- stopped by SIGSTOP ---
[pid 29723] <... exit_group resumed>)   = ?
[pid 29723] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29726, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29727 attached
, child_tidptr=0x555556efc5d0) = 29727
[pid 29727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29727] setpgid(0, 0)               = 0
[pid 29727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29727] write(3, "1000", 4)         = 4
[pid 29727] close(3)                    = 0
[pid 29727] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29727] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.205164][T29723] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29727] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29727] close(5)                    = 0
[pid 29727] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29730 attached
) = 29730
[pid 29727] tkill(29730, SIGSTOP)       = 0
[pid 29730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29727, si_uid=65534} ---
[pid 29727] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29730, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29730] --- stopped by SIGSTOP ---
[pid 29727] <... exit_group resumed>)   = ?
[pid 29727] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29727, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29731 attached
, child_tidptr=0x555556efc5d0) = 29731
[pid 29731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29731] setpgid(0, 0)               = 0
[pid 29731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29731] write(3, "1000", 4)         = 4
[pid 29731] close(3)                    = 0
[pid 29731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.256868][T29727] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29731] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29731] close(5)                    = 0
[pid 29731] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29734 attached
) = 29734
[pid 29731] tkill(29734, SIGSTOP)       = 0
[pid 29734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29731, si_uid=65534} ---
[pid 29731] exit_group(0 <unfinished ...>
[pid 29734] --- stopped by SIGSTOP ---
[pid 29731] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29734, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29731] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29731, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29735 attached
, child_tidptr=0x555556efc5d0) = 29735
[pid 29735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29735] setpgid(0, 0)               = 0
[pid 29735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29735] write(3, "1000", 4)         = 4
[pid 29735] close(3)                    = 0
[pid 29735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.305198][T29731] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29735] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29735] close(5)                    = 0
[pid 29735] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29738 attached
) = 29738
[pid 29735] tkill(29738, SIGSTOP)       = 0
[pid 29738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29735, si_uid=65534} ---
[pid 29735] exit_group(0 <unfinished ...>
[pid 29738] --- stopped by SIGSTOP ---
[pid 29735] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29738, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29735] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29735, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29739 attached
, child_tidptr=0x555556efc5d0) = 29739
[pid 29739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29739] setpgid(0, 0)               = 0
[pid 29739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29739] write(3, "1000", 4)         = 4
[pid 29739] close(3)                    = 0
[pid 29739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.352556][T29735] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29739] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29739] close(5)                    = 0
[pid 29739] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29742 attached
) = 29742
[pid 29739] tkill(29742, SIGSTOP)       = 0
[pid 29739] exit_group(0 <unfinished ...>
[pid 29742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29739, si_uid=65534} ---
[pid 29739] <... exit_group resumed>)   = ?
[pid 29742] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29742, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29739] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29739, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29743 attached
, child_tidptr=0x555556efc5d0) = 29743
[pid 29743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29743] setpgid(0, 0)               = 0
[pid 29743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29743] write(3, "1000", 4)         = 4
[pid 29743] close(3)                    = 0
[pid 29743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.399311][T29739] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29743] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29743] close(5)                    = 0
[pid 29743] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29746 attached
) = 29746
[pid 29743] tkill(29746, SIGSTOP)       = 0
[pid 29746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29743, si_uid=65534} ---
[pid 29743] exit_group(0)               = ?
[pid 29746] --- stopped by SIGSTOP ---
[pid 29743] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29746, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29747 attached
, child_tidptr=0x555556efc5d0) = 29747
[pid 29747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29747] setpgid(0, 0)               = 0
[pid 29747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29747] write(3, "1000", 4)         = 4
[pid 29747] close(3)                    = 0
[pid 29747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.443158][T29743] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29747] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29747] close(5)                    = 0
[pid 29747] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29750 attached
) = 29750
[pid 29747] tkill(29750, SIGSTOP)       = 0
[pid 29750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29747, si_uid=65534} ---
[pid 29747] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29750, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29750] --- stopped by SIGSTOP ---
[pid 29747] <... exit_group resumed>)   = ?
[pid 29747] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29747, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29751 attached
, child_tidptr=0x555556efc5d0) = 29751
[pid 29751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29751] setpgid(0, 0)               = 0
[pid 29751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29751] write(3, "1000", 4)         = 4
[pid 29751] close(3)                    = 0
[pid 29751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.493161][T29747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29751] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29751] close(5)                    = 0
[pid 29751] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29754 attached
) = 29754
[pid 29751] tkill(29754, SIGSTOP)       = 0
[pid 29754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29751, si_uid=65534} ---
[pid 29751] exit_group(0 <unfinished ...>
[pid 29754] --- stopped by SIGSTOP ---
[pid 29751] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29754, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29751] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29751, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29755 attached
, child_tidptr=0x555556efc5d0) = 29755
[pid 29755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29755] setpgid(0, 0)               = 0
[pid 29755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29755] write(3, "1000", 4)         = 4
[pid 29755] close(3)                    = 0
[pid 29755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.545079][T29751] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29755] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29755] close(5)                    = 0
[pid 29755] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29758 attached
) = 29758
[pid 29755] tkill(29758, SIGSTOP)       = 0
[pid 29758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29755, si_uid=65534} ---
[pid 29755] exit_group(0 <unfinished ...>
[pid 29758] --- stopped by SIGSTOP ---
[pid 29755] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29758, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29755] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29755, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29759 attached
, child_tidptr=0x555556efc5d0) = 29759
[pid 29759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29759] setpgid(0, 0)               = 0
[pid 29759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29759] write(3, "1000", 4)         = 4
[pid 29759] close(3)                    = 0
[pid 29759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.587087][T29755] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29759] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29759] close(5)                    = 0
[pid 29759] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29762 attached
) = 29762
[pid 29759] tkill(29762, SIGSTOP)       = 0
[pid 29762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29759, si_uid=65534} ---
[pid 29759] exit_group(0 <unfinished ...>
[pid 29762] --- stopped by SIGSTOP ---
[pid 29759] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29762, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29759] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29759, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29763 attached
, child_tidptr=0x555556efc5d0) = 29763
[pid 29763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29763] setpgid(0, 0)               = 0
[pid 29763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29763] write(3, "1000", 4)         = 4
[pid 29763] close(3)                    = 0
[pid 29763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.630468][T29759] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29763] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29763] close(5)                    = 0
[pid 29763] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29766 attached
) = 29766
[pid 29763] tkill(29766, SIGSTOP)       = 0
[pid 29766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29763, si_uid=65534} ---
[pid 29763] exit_group(0 <unfinished ...>
[pid 29766] --- stopped by SIGSTOP ---
[pid 29763] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29766, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29763] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29763, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29767 attached
, child_tidptr=0x555556efc5d0) = 29767
[pid 29767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29767] setpgid(0, 0)               = 0
[pid 29767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29767] write(3, "1000", 4)         = 4
[pid 29767] close(3)                    = 0
[pid 29767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  246.677539][T29763] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29767] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29767] close(5)                    = 0
[pid 29767] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29770 attached
) = 29770
[pid 29767] tkill(29770, SIGSTOP)       = 0
[pid 29770] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29767, si_uid=65534} ---
[pid 29767] exit_group(0 <unfinished ...>
[pid 29770] --- stopped by SIGSTOP ---
[pid 29767] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29770, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29767] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29767, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29771 attached
, child_tidptr=0x555556efc5d0) = 29771
[pid 29771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29771] setpgid(0, 0)               = 0
[pid 29771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29771] write(3, "1000", 4)         = 4
[pid 29771] close(3)                    = 0
[pid 29771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.724388][T29767] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29771] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29771] close(5)                    = 0
[pid 29771] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29774 attached
) = 29774
[pid 29771] tkill(29774, SIGSTOP)       = 0
[pid 29774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29771, si_uid=65534} ---
[pid 29771] exit_group(0 <unfinished ...>
[pid 29774] --- stopped by SIGSTOP ---
[pid 29771] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29774, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29771] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29771, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29775 attached
, child_tidptr=0x555556efc5d0) = 29775
[pid 29775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29775] setpgid(0, 0)               = 0
[pid 29775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29775] write(3, "1000", 4)         = 4
[pid 29775] close(3)                    = 0
[pid 29775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.772138][T29771] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29775] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29775] close(5)                    = 0
[pid 29775] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29778 attached
) = 29778
[pid 29775] tkill(29778, SIGSTOP)       = 0
[pid 29775] exit_group(0 <unfinished ...>
[pid 29778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29775, si_uid=65534} ---
[pid 29775] <... exit_group resumed>)   = ?
[pid 29778] --- stopped by SIGSTOP ---
[pid 29775] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29778, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29779 attached
, child_tidptr=0x555556efc5d0) = 29779
[pid 29779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29779] setpgid(0, 0)               = 0
[pid 29779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29779] write(3, "1000", 4)         = 4
[pid 29779] close(3)                    = 0
[pid 29779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.820817][T29775] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29779] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29779] close(5)                    = 0
[pid 29779] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29782 attached
) = 29782
[pid 29779] tkill(29782, SIGSTOP)       = 0
[pid 29782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29779, si_uid=65534} ---
[pid 29779] exit_group(0)               = ?
[pid 29782] --- stopped by SIGSTOP ---
[pid 29779] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29782, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29783 attached
, child_tidptr=0x555556efc5d0) = 29783
[pid 29783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29783] setpgid(0, 0)               = 0
[pid 29783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29783] write(3, "1000", 4)         = 4
[pid 29783] close(3)                    = 0
[pid 29783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.864805][T29779] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29783] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29783] close(5)                    = 0
[pid 29783] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29786 attached
) = 29786
[pid 29783] tkill(29786, SIGSTOP)       = 0
[pid 29786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29783, si_uid=65534} ---
[pid 29783] exit_group(0 <unfinished ...>
[pid 29786] --- stopped by SIGSTOP ---
[pid 29783] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29786, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29783] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29783, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29787 attached
, child_tidptr=0x555556efc5d0) = 29787
[pid 29787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29787] setpgid(0, 0)               = 0
[pid 29787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29787] write(3, "1000", 4)         = 4
[pid 29787] close(3)                    = 0
[pid 29787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.916113][T29783] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29787] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29787] close(5)                    = 0
[pid 29787] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29790 attached
) = 29790
[pid 29787] tkill(29790, SIGSTOP)       = 0
[pid 29790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29787, si_uid=65534} ---
[pid 29787] exit_group(0 <unfinished ...>
[pid 29790] --- stopped by SIGSTOP ---
[pid 29787] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29790, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29787] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29791 attached
, child_tidptr=0x555556efc5d0) = 29791
[pid 29791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29791] setpgid(0, 0)               = 0
[pid 29791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29791] write(3, "1000", 4)         = 4
[pid 29791] close(3)                    = 0
[pid 29791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  246.967727][T29787] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29791] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29791] close(5)                    = 0
[pid 29791] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29794 attached
) = 29794
[pid 29791] tkill(29794, SIGSTOP)       = 0
[pid 29794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29791, si_uid=65534} ---
[pid 29791] exit_group(0 <unfinished ...>
[pid 29794] --- stopped by SIGSTOP ---
[pid 29791] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29794, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29791] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29791, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29795 attached
, child_tidptr=0x555556efc5d0) = 29795
[pid 29795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29795] setpgid(0, 0)               = 0
[pid 29795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29795] write(3, "1000", 4)         = 4
[pid 29795] close(3)                    = 0
[pid 29795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.019649][T29791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29795] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29795] close(5)                    = 0
[pid 29795] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29798 attached
) = 29798
[pid 29795] tkill(29798, SIGSTOP)       = 0
[pid 29798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29795, si_uid=65534} ---
[pid 29795] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29798, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29798] --- stopped by SIGSTOP ---
[pid 29795] <... exit_group resumed>)   = ?
[pid 29795] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29795, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29799 attached
, child_tidptr=0x555556efc5d0) = 29799
[pid 29799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29799] setpgid(0, 0)               = 0
[pid 29799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[  247.066424][T29795] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29799] write(3, "1000", 4)         = 4
[pid 29799] close(3)                    = 0
[pid 29799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29799] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29799] close(5)                    = 0
[pid 29799] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29802 attached
) = 29802
[pid 29799] tkill(29802, SIGSTOP)       = 0
[pid 29799] exit_group(0 <unfinished ...>
[pid 29802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29799, si_uid=65534} ---
[pid 29799] <... exit_group resumed>)   = ?
[pid 29802] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29802, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29799] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29803 attached
, child_tidptr=0x555556efc5d0) = 29803
[pid 29803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29803] setpgid(0, 0)               = 0
[pid 29803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29803] write(3, "1000", 4)         = 4
[pid 29803] close(3)                    = 0
[pid 29803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.138697][T29799] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29803] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29803] close(5)                    = 0
[pid 29803] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29806 attached
) = 29806
[pid 29803] tkill(29806, SIGSTOP)       = 0
[pid 29806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29803, si_uid=65534} ---
[pid 29803] exit_group(0 <unfinished ...>
[pid 29806] --- stopped by SIGSTOP ---
[pid 29803] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29806, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29803] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29803, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29807 attached
, child_tidptr=0x555556efc5d0) = 29807
[pid 29807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29807] setpgid(0, 0)               = 0
[pid 29807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29807] write(3, "1000", 4)         = 4
[pid 29807] close(3)                    = 0
[pid 29807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.185561][T29803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29807] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29807] close(5)                    = 0
[pid 29807] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29810 attached
) = 29810
[pid 29807] tkill(29810, SIGSTOP)       = 0
[pid 29807] exit_group(0 <unfinished ...>
[pid 29810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29807, si_uid=65534} ---
[pid 29807] <... exit_group resumed>)   = ?
[pid 29810] --- stopped by SIGSTOP ---
[pid 29807] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29810, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29811 attached
, child_tidptr=0x555556efc5d0) = 29811
[pid 29811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29811] setpgid(0, 0)               = 0
[pid 29811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29811] write(3, "1000", 4)         = 4
[pid 29811] close(3)                    = 0
[pid 29811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.239204][T29807] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29811] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29811] close(5)                    = 0
[pid 29811] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29814 attached
) = 29814
[pid 29811] tkill(29814, SIGSTOP)       = 0
[pid 29814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29811, si_uid=65534} ---
[pid 29811] exit_group(0 <unfinished ...>
[pid 29814] --- stopped by SIGSTOP ---
[pid 29811] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29814, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29811] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29815 attached
, child_tidptr=0x555556efc5d0) = 29815
[pid 29815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29815] setpgid(0, 0)               = 0
[pid 29815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29815] write(3, "1000", 4)         = 4
[pid 29815] close(3)                    = 0
[pid 29815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.287342][T29811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29815] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29815] close(5)                    = 0
[pid 29815] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29818 attached
) = 29818
[pid 29815] tkill(29818, SIGSTOP)       = 0
[pid 29818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29815, si_uid=65534} ---
[pid 29815] exit_group(0 <unfinished ...>
[pid 29818] --- stopped by SIGSTOP ---
[pid 29815] <... exit_group resumed>)   = ?
[pid 29815] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29818, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29819 attached
, child_tidptr=0x555556efc5d0) = 29819
[pid 29819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29819] setpgid(0, 0)               = 0
[pid 29819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29819] write(3, "1000", 4)         = 4
[pid 29819] close(3)                    = 0
[pid 29819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.334140][T29815] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29819] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29819] close(5)                    = 0
[pid 29819] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29822 attached
) = 29822
[pid 29819] tkill(29822, SIGSTOP)       = 0
[pid 29822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29819, si_uid=65534} ---
[pid 29819] exit_group(0)               = ?
[pid 29822] --- stopped by SIGSTOP ---
[pid 29819] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29822, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29823 attached
, child_tidptr=0x555556efc5d0) = 29823
[pid 29823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29823] setpgid(0, 0)               = 0
[pid 29823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29823] write(3, "1000", 4)         = 4
[pid 29823] close(3)                    = 0
[pid 29823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.383399][T29819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29823] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29823] close(5)                    = 0
[pid 29823] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29826 attached
) = 29826
[pid 29823] tkill(29826, SIGSTOP)       = 0
[pid 29826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29823, si_uid=65534} ---
[pid 29823] exit_group(0)               = ?
[pid 29826] --- stopped by SIGSTOP ---
[pid 29823] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29826, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29827 attached
, child_tidptr=0x555556efc5d0) = 29827
[pid 29827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29827] setpgid(0, 0)               = 0
[pid 29827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29827] write(3, "1000", 4)         = 4
[pid 29827] close(3)                    = 0
[pid 29827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.426978][T29823] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29827] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29827] close(5)                    = 0
[pid 29827] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29830 attached
) = 29830
[pid 29827] tkill(29830, SIGSTOP)       = 0
[pid 29830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29827, si_uid=65534} ---
[pid 29827] exit_group(0 <unfinished ...>
[pid 29830] --- stopped by SIGSTOP ---
[pid 29827] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29830, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29827] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29827, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29831 attached
, child_tidptr=0x555556efc5d0) = 29831
[pid 29831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29831] setpgid(0, 0)               = 0
[pid 29831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29831] write(3, "1000", 4)         = 4
[pid 29831] close(3)                    = 0
[pid 29831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.475686][T29827] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29831] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29831] close(5)                    = 0
[pid 29831] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29834 attached
) = 29834
[pid 29831] tkill(29834, SIGSTOP)       = 0
[pid 29834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29831, si_uid=65534} ---
[pid 29831] exit_group(0 <unfinished ...>
[pid 29834] --- stopped by SIGSTOP ---
[pid 29831] <... exit_group resumed>)   = ?
[pid 29831] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29834, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29835 attached
, child_tidptr=0x555556efc5d0) = 29835
[pid 29835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29835] setpgid(0, 0)               = 0
[pid 29835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29835] write(3, "1000", 4)         = 4
[pid 29835] close(3)                    = 0
[pid 29835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.517856][T29831] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29835] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29835] close(5)                    = 0
[pid 29835] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29838 attached
) = 29838
[pid 29835] tkill(29838, SIGSTOP)       = 0
[pid 29838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29835, si_uid=65534} ---
[pid 29835] exit_group(0 <unfinished ...>
[pid 29838] --- stopped by SIGSTOP ---
[pid 29835] <... exit_group resumed>)   = ?
[pid 29835] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29838, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29839 attached
, child_tidptr=0x555556efc5d0) = 29839
[pid 29839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29839] setpgid(0, 0)               = 0
[pid 29839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29839] write(3, "1000", 4)         = 4
[pid 29839] close(3)                    = 0
[pid 29839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.564939][T29835] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29839] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29839] close(5)                    = 0
[pid 29839] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29842 attached
) = 29842
[pid 29839] tkill(29842, SIGSTOP)       = 0
[pid 29842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29839, si_uid=65534} ---
[pid 29839] exit_group(0 <unfinished ...>
[pid 29842] --- stopped by SIGSTOP ---
[pid 29839] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29842, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29839] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29839, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29843 attached
, child_tidptr=0x555556efc5d0) = 29843
[pid 29843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29843] setpgid(0, 0)               = 0
[pid 29843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29843] write(3, "1000", 4)         = 4
[pid 29843] close(3)                    = 0
[pid 29843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.619423][T29839] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29843] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29843] close(5)                    = 0
[pid 29843] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29846 attached
) = 29846
[pid 29843] tkill(29846, SIGSTOP)       = 0
[pid 29846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29843, si_uid=65534} ---
[pid 29843] exit_group(0 <unfinished ...>
[pid 29846] --- stopped by SIGSTOP ---
[pid 29843] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29846, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29843] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29847 attached
, child_tidptr=0x555556efc5d0) = 29847
[pid 29847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29847] setpgid(0, 0)               = 0
[pid 29847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29847] write(3, "1000", 4)         = 4
[pid 29847] close(3)                    = 0
[pid 29847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.662226][T29843] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29847] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29847] close(5)                    = 0
[pid 29847] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29850 attached
) = 29850
[pid 29847] tkill(29850, SIGSTOP)       = 0
[pid 29850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29847, si_uid=65534} ---
[pid 29847] exit_group(0 <unfinished ...>
[pid 29850] --- stopped by SIGSTOP ---
[pid 29847] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29850, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29847] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29847, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29851 attached
, child_tidptr=0x555556efc5d0) = 29851
[pid 29851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29851] setpgid(0, 0)               = 0
[pid 29851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29851] write(3, "1000", 4)         = 4
[pid 29851] close(3)                    = 0
[pid 29851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.710684][T29847] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29851] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29851] close(5)                    = 0
[pid 29851] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29854 attached
) = 29854
[pid 29851] tkill(29854, SIGSTOP)       = 0
[pid 29854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29851, si_uid=65534} ---
[pid 29851] exit_group(0 <unfinished ...>
[pid 29854] --- stopped by SIGSTOP ---
[pid 29851] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29854, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29851] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29851, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29855 attached
, child_tidptr=0x555556efc5d0) = 29855
[pid 29855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29855] setpgid(0, 0)               = 0
[pid 29855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29855] write(3, "1000", 4)         = 4
[pid 29855] close(3)                    = 0
[pid 29855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.753147][T29851] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29855] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29855] close(5)                    = 0
[pid 29855] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29858 attached
) = 29858
[pid 29855] tkill(29858, SIGSTOP)       = 0
[pid 29858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29855, si_uid=65534} ---
[pid 29855] exit_group(0 <unfinished ...>
[pid 29858] --- stopped by SIGSTOP ---
[pid 29855] <... exit_group resumed>)   = ?
[pid 29855] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29858, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29859 attached
, child_tidptr=0x555556efc5d0) = 29859
[pid 29859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29859] setpgid(0, 0)               = 0
[pid 29859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29859] write(3, "1000", 4)         = 4
[pid 29859] close(3)                    = 0
[pid 29859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.802122][T29855] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29859] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29859] close(5)                    = 0
[pid 29859] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29862 attached
) = 29862
[pid 29859] tkill(29862, SIGSTOP)       = 0
[pid 29862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29859, si_uid=65534} ---
[pid 29859] exit_group(0 <unfinished ...>
[pid 29862] --- stopped by SIGSTOP ---
[pid 29859] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29862, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29859] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29859, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29863 attached
, child_tidptr=0x555556efc5d0) = 29863
[pid 29863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29863] setpgid(0, 0)               = 0
[pid 29863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29863] write(3, "1000", 4)         = 4
[pid 29863] close(3)                    = 0
[pid 29863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.850947][T29859] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29863] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29863] close(5)                    = 0
[pid 29863] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29866 attached
) = 29866
[pid 29863] tkill(29866, SIGSTOP)       = 0
[pid 29866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29863, si_uid=65534} ---
[pid 29863] exit_group(0)               = ?
[pid 29866] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29866, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29863] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29863, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29867 attached
, child_tidptr=0x555556efc5d0) = 29867
[pid 29867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29867] setpgid(0, 0)               = 0
[pid 29867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29867] write(3, "1000", 4)         = 4
[pid 29867] close(3)                    = 0
[pid 29867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.894602][T29863] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29867] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29867] close(5)                    = 0
[pid 29867] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29870 attached
) = 29870
[pid 29867] tkill(29870, SIGSTOP)       = 0
[pid 29870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29867, si_uid=65534} ---
[pid 29867] exit_group(0 <unfinished ...>
[pid 29870] --- stopped by SIGSTOP ---
[pid 29867] <... exit_group resumed>)   = ?
[pid 29867] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29870, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29871 attached
, child_tidptr=0x555556efc5d0) = 29871
[pid 29871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29871] setpgid(0, 0)               = 0
[pid 29871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29871] write(3, "1000", 4)         = 4
[pid 29871] close(3)                    = 0
[pid 29871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.940783][T29867] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29871] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29871] close(5)                    = 0
[pid 29871] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29874 attached
) = 29874
[pid 29871] tkill(29874, SIGSTOP)       = 0
[pid 29874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29871, si_uid=65534} ---
[pid 29871] exit_group(0 <unfinished ...>
[pid 29874] --- stopped by SIGSTOP ---
[pid 29871] <... exit_group resumed>)   = ?
[pid 29871] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29874, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29875 attached
, child_tidptr=0x555556efc5d0) = 29875
[pid 29875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29875] setpgid(0, 0)               = 0
[pid 29875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29875] write(3, "1000", 4)         = 4
[pid 29875] close(3)                    = 0
[pid 29875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  247.990993][T29871] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29875] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29875] close(5)                    = 0
[pid 29875] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29878 attached
) = 29878
[pid 29875] tkill(29878, SIGSTOP)       = 0
[pid 29878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29875, si_uid=65534} ---
[pid 29875] exit_group(0 <unfinished ...>
[pid 29878] --- stopped by SIGSTOP ---
[pid 29875] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29878, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29875] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29875, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29879 attached
, child_tidptr=0x555556efc5d0) = 29879
[pid 29879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29879] setpgid(0, 0)               = 0
[pid 29879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29879] write(3, "1000", 4)         = 4
[pid 29879] close(3)                    = 0
[pid 29879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.044597][T29875] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29879] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29879] close(5)                    = 0
[pid 29879] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29882 attached
) = 29882
[pid 29879] tkill(29882, SIGSTOP)       = 0
[pid 29882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29879, si_uid=65534} ---
[pid 29879] exit_group(0 <unfinished ...>
[pid 29882] --- stopped by SIGSTOP ---
[pid 29879] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29882, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29879] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29879, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29883 attached
, child_tidptr=0x555556efc5d0) = 29883
[pid 29883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29883] setpgid(0, 0)               = 0
[pid 29883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29883] write(3, "1000", 4)         = 4
[pid 29883] close(3)                    = 0
[pid 29883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.094116][T29879] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29883] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29883] close(5)                    = 0
[pid 29883] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29886 attached
) = 29886
[pid 29883] tkill(29886, SIGSTOP)       = 0
[pid 29886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29883, si_uid=65534} ---
[pid 29883] exit_group(0 <unfinished ...>
[pid 29886] --- stopped by SIGSTOP ---
[pid 29883] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29886, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29883] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29883, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29887 attached
, child_tidptr=0x555556efc5d0) = 29887
[pid 29887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29887] setpgid(0, 0)               = 0
[pid 29887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29887] write(3, "1000", 4)         = 4
[pid 29887] close(3)                    = 0
[pid 29887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.144416][T29883] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29887] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29887] close(5)                    = 0
[pid 29887] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29890 attached
) = 29890
[pid 29887] tkill(29890, SIGSTOP)       = 0
[pid 29890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29887, si_uid=65534} ---
[pid 29887] exit_group(0 <unfinished ...>
[pid 29890] --- stopped by SIGSTOP ---
[pid 29887] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29890, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29887] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29887, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29891 attached
, child_tidptr=0x555556efc5d0) = 29891
[pid 29891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29891] setpgid(0, 0)               = 0
[pid 29891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29891] write(3, "1000", 4)         = 4
[pid 29891] close(3)                    = 0
[pid 29891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.196106][T29887] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29891] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29891] close(5)                    = 0
[pid 29891] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29894 attached
) = 29894
[pid 29891] tkill(29894, SIGSTOP)       = 0
[pid 29891] exit_group(0 <unfinished ...>
[pid 29894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29891, si_uid=65534} ---
[pid 29891] <... exit_group resumed>)   = ?
[pid 29894] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29894, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29891] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29891, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29895 attached
, child_tidptr=0x555556efc5d0) = 29895
[pid 29895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29895] setpgid(0, 0)               = 0
[pid 29895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29895] write(3, "1000", 4)         = 4
[pid 29895] close(3)                    = 0
[pid 29895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.240754][T29891] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29895] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29895] close(5)                    = 0
[pid 29895] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29898 attached
) = 29898
[pid 29895] tkill(29898, SIGSTOP)       = 0
[pid 29898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29895, si_uid=65534} ---
[pid 29895] exit_group(0)               = ?
[pid 29898] --- stopped by SIGSTOP ---
[pid 29895] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29898, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29899 attached
, child_tidptr=0x555556efc5d0) = 29899
[pid 29899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29899] setpgid(0, 0)               = 0
[pid 29899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29899] write(3, "1000", 4)         = 4
[pid 29899] close(3)                    = 0
[pid 29899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.286077][T29895] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29899] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29899] close(5)                    = 0
[pid 29899] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29902 attached
) = 29902
[pid 29899] tkill(29902, SIGSTOP)       = 0
[pid 29899] exit_group(0 <unfinished ...>
[pid 29902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29899, si_uid=65534} ---
[pid 29899] <... exit_group resumed>)   = ?
[pid 29902] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29902, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29899] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29899, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29903 attached
, child_tidptr=0x555556efc5d0) = 29903
[pid 29903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29903] setpgid(0, 0)               = 0
[pid 29903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29903] write(3, "1000", 4)         = 4
[pid 29903] close(3)                    = 0
[pid 29903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.338860][T29899] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29903] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29903] close(5)                    = 0
[pid 29903] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29906 attached
) = 29906
[pid 29903] tkill(29906, SIGSTOP)       = 0
[pid 29906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29903, si_uid=65534} ---
[pid 29903] exit_group(0 <unfinished ...>
[pid 29906] --- stopped by SIGSTOP ---
[pid 29903] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29906, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29903] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29903, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29907 attached
, child_tidptr=0x555556efc5d0) = 29907
[pid 29907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29907] setpgid(0, 0)               = 0
[pid 29907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29907] write(3, "1000", 4)         = 4
[pid 29907] close(3)                    = 0
[pid 29907] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.381461][T29903] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29907] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29907] close(5)                    = 0
[pid 29907] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29910 attached
) = 29910
[pid 29907] tkill(29910, SIGSTOP)       = 0
[pid 29910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29907, si_uid=65534} ---
[pid 29907] exit_group(0 <unfinished ...>
[pid 29910] --- stopped by SIGSTOP ---
[pid 29907] <... exit_group resumed>)   = ?
[pid 29907] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29910, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29911 attached
, child_tidptr=0x555556efc5d0) = 29911
[pid 29911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29911] setpgid(0, 0)               = 0
[pid 29911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29911] write(3, "1000", 4)         = 4
[pid 29911] close(3)                    = 0
[pid 29911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.428245][T29907] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29911] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29911] close(5)                    = 0
[pid 29911] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29914 attached
) = 29914
[pid 29911] tkill(29914, SIGSTOP)       = 0
[pid 29911] exit_group(0 <unfinished ...>
[pid 29914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29911, si_uid=65534} ---
[pid 29911] <... exit_group resumed>)   = ?
[pid 29914] --- stopped by SIGSTOP ---
[pid 29911] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29914, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29915 attached
, child_tidptr=0x555556efc5d0) = 29915
[pid 29915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29915] setpgid(0, 0)               = 0
[pid 29915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29915] write(3, "1000", 4)         = 4
[pid 29915] close(3)                    = 0
[pid 29915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.479231][T29911] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29915] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29915] close(5)                    = 0
[pid 29915] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29918 attached
) = 29918
[pid 29915] tkill(29918, SIGSTOP)       = 0
[pid 29918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29915, si_uid=65534} ---
[pid 29915] exit_group(0)               = ?
[pid 29918] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29918, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29915] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29915, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29919 attached
, child_tidptr=0x555556efc5d0) = 29919
[pid 29919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29919] setpgid(0, 0)               = 0
[pid 29919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29919] write(3, "1000", 4)         = 4
[pid 29919] close(3)                    = 0
[pid 29919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.527166][T29915] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29919] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29919] close(5)                    = 0
[pid 29919] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29922 attached
) = 29922
[pid 29919] tkill(29922, SIGSTOP)       = 0
[pid 29922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29919, si_uid=65534} ---
[pid 29919] exit_group(0 <unfinished ...>
[pid 29922] --- stopped by SIGSTOP ---
[pid 29919] <... exit_group resumed>)   = ?
[pid 29919] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29922, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29923 attached
, child_tidptr=0x555556efc5d0) = 29923
[pid 29923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29923] setpgid(0, 0)               = 0
[pid 29923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29923] write(3, "1000", 4)         = 4
[pid 29923] close(3)                    = 0
[pid 29923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.574225][T29919] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29923] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29923] close(5)                    = 0
[pid 29923] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29926 attached
) = 29926
[pid 29923] tkill(29926, SIGSTOP)       = 0
[pid 29926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29923, si_uid=65534} ---
[pid 29923] exit_group(0 <unfinished ...>
[pid 29926] --- stopped by SIGSTOP ---
[pid 29923] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29926, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29923] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29923, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29927 attached
, child_tidptr=0x555556efc5d0) = 29927
[pid 29927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29927] setpgid(0, 0)               = 0
[pid 29927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29927] write(3, "1000", 4)         = 4
[pid 29927] close(3)                    = 0
[pid 29927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.625414][T29923] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29927] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29927] close(5)                    = 0
[pid 29927] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29930 attached
) = 29930
[pid 29927] tkill(29930, SIGSTOP)       = 0
[pid 29930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29927, si_uid=65534} ---
[pid 29927] exit_group(0 <unfinished ...>
[pid 29930] --- stopped by SIGSTOP ---
[pid 29927] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29930, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29927] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29927, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29931 attached
, child_tidptr=0x555556efc5d0) = 29931
[pid 29931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29931] setpgid(0, 0)               = 0
[pid 29931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29931] write(3, "1000", 4)         = 4
[pid 29931] close(3)                    = 0
[pid 29931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.670883][T29927] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29931] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29931] close(5)                    = 0
[pid 29931] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29934 attached
) = 29934
[pid 29931] tkill(29934, SIGSTOP)       = 0
[pid 29931] exit_group(0 <unfinished ...>
[pid 29934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29931, si_uid=65534} ---
[pid 29931] <... exit_group resumed>)   = ?
[pid 29934] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29934, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29931] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29931, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29935 attached
, child_tidptr=0x555556efc5d0) = 29935
[pid 29935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29935] setpgid(0, 0)               = 0
[pid 29935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29935] write(3, "1000", 4)         = 4
[pid 29935] close(3)                    = 0
[pid 29935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.716389][T29931] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29935] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29935] close(5)                    = 0
[pid 29935] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29938 attached
) = 29938
[pid 29935] tkill(29938, SIGSTOP)       = 0
[pid 29938] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29935, si_uid=65534} ---
[pid 29935] exit_group(0 <unfinished ...>
[pid 29938] --- stopped by SIGSTOP ---
[pid 29935] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29938, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29935] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29935, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29939 attached
, child_tidptr=0x555556efc5d0) = 29939
[pid 29939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29939] setpgid(0, 0)               = 0
[pid 29939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29939] write(3, "1000", 4)         = 4
[pid 29939] close(3)                    = 0
[pid 29939] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29939] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.764340][T29935] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29939] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29939] close(5)                    = 0
[pid 29939] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29942 attached
) = 29942
[pid 29939] tkill(29942, SIGSTOP)       = 0
[pid 29942] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29939, si_uid=65534} ---
[pid 29939] exit_group(0 <unfinished ...>
[pid 29942] --- stopped by SIGSTOP ---
[pid 29939] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29942, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29939] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29939, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29943 attached
, child_tidptr=0x555556efc5d0) = 29943
[pid 29943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29943] setpgid(0, 0)               = 0
[pid 29943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29943] write(3, "1000", 4)         = 4
[pid 29943] close(3)                    = 0
[pid 29943] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29943] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.811483][T29939] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29943] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29943] close(5)                    = 0
[pid 29943] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29946 attached
) = 29946
[pid 29943] tkill(29946, SIGSTOP)       = 0
[pid 29946] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29943, si_uid=65534} ---
[pid 29943] exit_group(0 <unfinished ...>
[pid 29946] --- stopped by SIGSTOP ---
[pid 29943] <... exit_group resumed>)   = ?
[pid 29943] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29946, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29947 attached
, child_tidptr=0x555556efc5d0) = 29947
[pid 29947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29947] setpgid(0, 0)               = 0
[pid 29947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29947] write(3, "1000", 4)         = 4
[pid 29947] close(3)                    = 0
[pid 29947] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29947] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.858831][T29943] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29947] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29947] close(5)                    = 0
[pid 29947] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29950 attached
) = 29950
[pid 29947] tkill(29950, SIGSTOP)       = 0
[pid 29950] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29947, si_uid=65534} ---
[pid 29947] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29950, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29950] --- stopped by SIGSTOP ---
[pid 29947] <... exit_group resumed>)   = ?
[pid 29947] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29947, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29951 attached
, child_tidptr=0x555556efc5d0) = 29951
[pid 29951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29951] setpgid(0, 0)               = 0
[pid 29951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29951] write(3, "1000", 4)         = 4
[pid 29951] close(3)                    = 0
[pid 29951] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  248.907904][T29947] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29951] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29951] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29951] close(5)                    = 0
[pid 29951] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29954 attached
) = 29954
[pid 29951] tkill(29954, SIGSTOP)       = 0
[pid 29954] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29951, si_uid=65534} ---
[pid 29951] exit_group(0 <unfinished ...>
[pid 29954] --- stopped by SIGSTOP ---
[pid 29951] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29954, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29951] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29951, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29955 attached
, child_tidptr=0x555556efc5d0) = 29955
[pid 29955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29955] setpgid(0, 0)               = 0
[pid 29955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29955] write(3, "1000", 4)         = 4
[pid 29955] close(3)                    = 0
[pid 29955] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29955] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.955953][T29951] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29955] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29955] close(5)                    = 0
[pid 29955] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29958 attached
) = 29958
[pid 29955] tkill(29958, SIGSTOP)       = 0
[pid 29955] exit_group(0 <unfinished ...>
[pid 29958] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29955, si_uid=65534} ---
[pid 29955] <... exit_group resumed>)   = ?
[pid 29958] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29958, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29955] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29955, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29959 attached
, child_tidptr=0x555556efc5d0) = 29959
[pid 29959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29959] setpgid(0, 0)               = 0
[pid 29959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29959] write(3, "1000", 4)         = 4
[pid 29959] close(3)                    = 0
[pid 29959] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29959] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  248.999745][T29955] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29959] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29959] close(5)                    = 0
[pid 29959] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29962 attached
) = 29962
[pid 29959] tkill(29962, SIGSTOP)       = 0
[pid 29962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29959, si_uid=65534} ---
[pid 29959] exit_group(0 <unfinished ...>
[pid 29962] --- stopped by SIGSTOP ---
[pid 29959] <... exit_group resumed>)   = ?
[pid 29959] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29962, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29963 attached
, child_tidptr=0x555556efc5d0) = 29963
[pid 29963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29963] setpgid(0, 0)               = 0
[pid 29963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29963] write(3, "1000", 4)         = 4
[pid 29963] close(3)                    = 0
[pid 29963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.043590][T29959] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29963] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29963] close(5)                    = 0
[pid 29963] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29966 attached
) = 29966
[pid 29963] tkill(29966, SIGSTOP)       = 0
[pid 29963] exit_group(0 <unfinished ...>
[pid 29966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29963, si_uid=65534} ---
[pid 29963] <... exit_group resumed>)   = ?
[pid 29966] --- stopped by SIGSTOP ---
[pid 29963] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29966, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29967 attached
, child_tidptr=0x555556efc5d0) = 29967
[pid 29967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29967] setpgid(0, 0)               = 0
[pid 29967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29967] write(3, "1000", 4)         = 4
[pid 29967] close(3)                    = 0
[pid 29967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.098274][T29963] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29967] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29967] close(5)                    = 0
[pid 29967] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29970 attached
) = 29970
[pid 29967] tkill(29970, SIGSTOP)       = 0
[pid 29970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29967, si_uid=65534} ---
[pid 29967] exit_group(0)               = ?
[pid 29970] --- stopped by SIGSTOP ---
[pid 29967] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29970, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29971 attached
, child_tidptr=0x555556efc5d0) = 29971
[pid 29971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29971] setpgid(0, 0)               = 0
[pid 29971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29971] write(3, "1000", 4)         = 4
[pid 29971] close(3)                    = 0
[pid 29971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.146648][T29967] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29971] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29971] close(5)                    = 0
[pid 29971] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29974 attached
) = 29974
[pid 29971] tkill(29974, SIGSTOP)       = 0
[pid 29971] exit_group(0 <unfinished ...>
[pid 29974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29971, si_uid=65534} ---
[pid 29971] <... exit_group resumed>)   = ?
[pid 29974] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29974, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29971] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29971, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29975 attached
, child_tidptr=0x555556efc5d0) = 29975
[pid 29975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29975] setpgid(0, 0)               = 0
[pid 29975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29975] write(3, "1000", 4)         = 4
[pid 29975] close(3)                    = 0
[pid 29975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.204902][T29971] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29975] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29975] close(5)                    = 0
[pid 29975] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29978 attached
) = 29978
[pid 29975] tkill(29978, SIGSTOP)       = 0
[pid 29978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29975, si_uid=65534} ---
[pid 29975] exit_group(0 <unfinished ...>
[pid 29978] --- stopped by SIGSTOP ---
[pid 29975] <... exit_group resumed>)   = ?
[pid 29975] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29978, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29979 attached
, child_tidptr=0x555556efc5d0) = 29979
[pid 29979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29979] setpgid(0, 0)               = 0
[pid 29979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29979] write(3, "1000", 4)         = 4
[pid 29979] close(3)                    = 0
[pid 29979] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29979] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.246655][T29975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29979] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29979] close(5)                    = 0
[pid 29979] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29982 attached
) = 29982
[pid 29979] tkill(29982, SIGSTOP)       = 0
[pid 29982] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29979, si_uid=65534} ---
[pid 29979] exit_group(0 <unfinished ...>
[pid 29982] --- stopped by SIGSTOP ---
[pid 29979] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29982, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29979] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29979, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29983 attached
, child_tidptr=0x555556efc5d0) = 29983
[pid 29983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29983] setpgid(0, 0)               = 0
[pid 29983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29983] write(3, "1000", 4)         = 4
[pid 29983] close(3)                    = 0
[pid 29983] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29983] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.294390][T29979] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29983] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29983] close(5)                    = 0
[pid 29983] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29986 attached
) = 29986
[pid 29983] tkill(29986, SIGSTOP)       = 0
[pid 29986] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29983, si_uid=65534} ---
[pid 29983] exit_group(0 <unfinished ...>
[pid 29986] --- stopped by SIGSTOP ---
[pid 29983] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29986, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 29983] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29983, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29987 attached
, child_tidptr=0x555556efc5d0) = 29987
[pid 29987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29987] setpgid(0, 0)               = 0
[pid 29987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29987] write(3, "1000", 4)         = 4
[pid 29987] close(3)                    = 0
[pid 29987] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29987] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.337557][T29983] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29987] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29987] close(5)                    = 0
[pid 29987] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29990 attached
) = 29990
[pid 29987] tkill(29990, SIGSTOP)       = 0
[pid 29990] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29987, si_uid=65534} ---
[pid 29987] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29990, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29990] --- stopped by SIGSTOP ---
[pid 29987] <... exit_group resumed>)   = ?
[pid 29987] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29987, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29991 attached
, child_tidptr=0x555556efc5d0) = 29991
[pid 29991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29991] setpgid(0, 0)               = 0
[pid 29991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29991] write(3, "1000", 4)         = 4
[pid 29991] close(3)                    = 0
[pid 29991] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29991] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.380569][T29987] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29991] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29991] close(5)                    = 0
[pid 29991] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29994 attached
) = 29994
[pid 29991] tkill(29994, SIGSTOP)       = 0
[pid 29991] exit_group(0 <unfinished ...>
[pid 29994] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29991, si_uid=65534} ---
[pid 29991] <... exit_group resumed>)   = ?
[pid 29994] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29994, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29991] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29991, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29995 attached
, child_tidptr=0x555556efc5d0) = 29995
[pid 29995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29995] setpgid(0, 0)               = 0
[pid 29995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29995] write(3, "1000", 4)         = 4
[pid 29995] close(3)                    = 0
[pid 29995] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 29995] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.425232][T29991] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29995] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29995] close(5)                    = 0
[pid 29995] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 29998 attached
) = 29998
[pid 29995] tkill(29998, SIGSTOP)       = 0
[pid 29995] exit_group(0 <unfinished ...>
[pid 29998] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29995, si_uid=65534} ---
[pid 29995] <... exit_group resumed>)   = ?
[pid 29998] --- stopped by SIGSTOP ---
[pid 29995] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=29998, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 29999 attached
, child_tidptr=0x555556efc5d0) = 29999
[pid 29999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 29999] setpgid(0, 0)               = 0
[pid 29999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 29999] write(3, "1000", 4)         = 4
[pid 29999] close(3)                    = 0
[pid 29999] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  249.469860][T29995] vhci_hcd vhci_hcd.0: port 0 already used
[pid 29999] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 29999] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 29999] close(5)                    = 0
[pid 29999] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30002 attached
) = 30002
[pid 29999] tkill(30002, SIGSTOP)       = 0
[pid 30002] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=29999, si_uid=65534} ---
[pid 29999] exit_group(0 <unfinished ...>
[pid 30002] --- stopped by SIGSTOP ---
[pid 29999] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30002, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 29999] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29999, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30003 attached
, child_tidptr=0x555556efc5d0) = 30003
[pid 30003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30003] setpgid(0, 0)               = 0
[pid 30003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30003] write(3, "1000", 4)         = 4
[pid 30003] close(3)                    = 0
[pid 30003] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30003] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.517269][T29999] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30003] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30003] close(5)                    = 0
[pid 30003] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30006 attached
) = 30006
[pid 30003] tkill(30006, SIGSTOP)       = 0
[pid 30006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30003, si_uid=65534} ---
[pid 30003] exit_group(0 <unfinished ...>
[pid 30006] --- stopped by SIGSTOP ---
[pid 30003] <... exit_group resumed>)   = ?
[pid 30003] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30006, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30007 attached
, child_tidptr=0x555556efc5d0) = 30007
[pid 30007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30007] setpgid(0, 0)               = 0
[pid 30007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30007] write(3, "1000", 4)         = 4
[pid 30007] close(3)                    = 0
[pid 30007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.563108][T30003] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30007] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30007] close(5)                    = 0
[pid 30007] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30010 attached
) = 30010
[pid 30007] tkill(30010, SIGSTOP)       = 0
[pid 30010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30007, si_uid=65534} ---
[pid 30007] exit_group(0 <unfinished ...>
[pid 30010] --- stopped by SIGSTOP ---
[pid 30007] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30010, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30007] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30007, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30011 attached
, child_tidptr=0x555556efc5d0) = 30011
[pid 30011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30011] setpgid(0, 0)               = 0
[pid 30011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30011] write(3, "1000", 4)         = 4
[pid 30011] close(3)                    = 0
[pid 30011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.609438][T30007] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30011] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30011] close(5)                    = 0
[pid 30011] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30014 attached
) = 30014
[pid 30011] tkill(30014, SIGSTOP)       = 0
[pid 30014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30011, si_uid=65534} ---
[pid 30011] exit_group(0 <unfinished ...>
[pid 30014] --- stopped by SIGSTOP ---
[pid 30011] <... exit_group resumed>)   = ?
[pid 30011] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30014, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30015 attached
, child_tidptr=0x555556efc5d0) = 30015
[pid 30015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30015] setpgid(0, 0)               = 0
[pid 30015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30015] write(3, "1000", 4)         = 4
[pid 30015] close(3)                    = 0
[pid 30015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.658416][T30011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30015] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30015] close(5)                    = 0
[pid 30015] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30018 attached
) = 30018
[pid 30015] tkill(30018, SIGSTOP)       = 0
[pid 30018] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30015, si_uid=65534} ---
[pid 30015] exit_group(0 <unfinished ...>
[pid 30018] --- stopped by SIGSTOP ---
[pid 30015] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30018, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30015] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30015, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30019 attached
, child_tidptr=0x555556efc5d0) = 30019
[pid 30019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30019] setpgid(0, 0)               = 0
[pid 30019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30019] write(3, "1000", 4)         = 4
[pid 30019] close(3)                    = 0
[pid 30019] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30019] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.707564][T30015] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30019] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30019] close(5)                    = 0
[pid 30019] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30022 attached
) = 30022
[pid 30019] tkill(30022, SIGSTOP)       = 0
[pid 30022] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30019, si_uid=65534} ---
[pid 30019] exit_group(0)               = ?
[pid 30022] --- stopped by SIGSTOP ---
[pid 30019] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30022, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30023 attached
, child_tidptr=0x555556efc5d0) = 30023
[pid 30023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30023] setpgid(0, 0)               = 0
[pid 30023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30023] write(3, "1000", 4)         = 4
[pid 30023] close(3)                    = 0
[pid 30023] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30023] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.755208][T30019] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30023] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30023] close(5)                    = 0
[pid 30023] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30026 attached
) = 30026
[pid 30023] tkill(30026, SIGSTOP)       = 0
[pid 30026] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30023, si_uid=65534} ---
[pid 30023] exit_group(0 <unfinished ...>
[pid 30026] --- stopped by SIGSTOP ---
[pid 30023] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30026, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30023] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30023, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30027 attached
, child_tidptr=0x555556efc5d0) = 30027
[pid 30027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30027] setpgid(0, 0)               = 0
[pid 30027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30027] write(3, "1000", 4)         = 4
[pid 30027] close(3)                    = 0
[pid 30027] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30027] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.813074][T30023] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30027] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30027] close(5)                    = 0
[pid 30027] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30030 attached
) = 30030
[pid 30027] tkill(30030, SIGSTOP)       = 0
[pid 30030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30027, si_uid=65534} ---
[pid 30027] exit_group(0 <unfinished ...>
[pid 30030] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30030, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30027] <... exit_group resumed>)   = ?
[pid 30027] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30027, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30031 attached
, child_tidptr=0x555556efc5d0) = 30031
[pid 30031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30031] setpgid(0, 0)               = 0
[pid 30031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30031] write(3, "1000", 4)         = 4
[pid 30031] close(3)                    = 0
[pid 30031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.858566][T30027] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30031] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30031] close(5)                    = 0
[pid 30031] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30034 attached
) = 30034
[pid 30031] tkill(30034, SIGSTOP)       = 0
[pid 30031] exit_group(0 <unfinished ...>
[pid 30034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30031, si_uid=65534} ---
[pid 30031] <... exit_group resumed>)   = ?
[pid 30034] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30034, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30031] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30031, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30035 attached
, child_tidptr=0x555556efc5d0) = 30035
[pid 30035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30035] setpgid(0, 0)               = 0
[pid 30035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30035] write(3, "1000", 4)         = 4
[pid 30035] close(3)                    = 0
[pid 30035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.902775][T30031] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30035] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30035] close(5)                    = 0
[pid 30035] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30038 attached
) = 30038
[pid 30035] tkill(30038, SIGSTOP)       = 0
[pid 30035] exit_group(0 <unfinished ...>
[pid 30038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30035, si_uid=65534} ---
[pid 30035] <... exit_group resumed>)   = ?
[pid 30038] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30038, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30035] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30035, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30039 attached
, child_tidptr=0x555556efc5d0) = 30039
[pid 30039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30039] setpgid(0, 0)               = 0
[pid 30039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30039] write(3, "1000", 4)         = 4
[pid 30039] close(3)                    = 0
[pid 30039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.947465][T30035] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30039] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30039] close(5)                    = 0
[pid 30039] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30042 attached
) = 30042
[pid 30039] tkill(30042, SIGSTOP)       = 0
[pid 30042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30039, si_uid=65534} ---
[pid 30039] exit_group(0 <unfinished ...>
[pid 30042] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30042, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30039] <... exit_group resumed>)   = ?
[pid 30039] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30039, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30043 attached
, child_tidptr=0x555556efc5d0) = 30043
[pid 30043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30043] setpgid(0, 0)               = 0
[pid 30043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30043] write(3, "1000", 4)         = 4
[pid 30043] close(3)                    = 0
[pid 30043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  249.991127][T30039] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30043] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30043] close(5)                    = 0
[pid 30043] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30046 attached
) = 30046
[pid 30043] tkill(30046, SIGSTOP)       = 0
[pid 30043] exit_group(0 <unfinished ...>
[pid 30046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30043, si_uid=65534} ---
[pid 30043] <... exit_group resumed>)   = ?
[pid 30046] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30046, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30043] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30043, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30047 attached
, child_tidptr=0x555556efc5d0) = 30047
[pid 30047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30047] setpgid(0, 0)               = 0
[pid 30047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30047] write(3, "1000", 4)         = 4
[pid 30047] close(3)                    = 0
[pid 30047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.042648][T30043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30047] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30047] close(5)                    = 0
[pid 30047] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30050 attached
) = 30050
[pid 30047] tkill(30050, SIGSTOP)       = 0
[pid 30050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30047, si_uid=65534} ---
[pid 30047] exit_group(0 <unfinished ...>
[pid 30050] --- stopped by SIGSTOP ---
[pid 30047] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30050, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30047] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30047, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30051 attached
, child_tidptr=0x555556efc5d0) = 30051
[pid 30051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30051] setpgid(0, 0)               = 0
[pid 30051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30051] write(3, "1000", 4)         = 4
[pid 30051] close(3)                    = 0
[pid 30051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.094764][T30047] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30051] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30051] close(5)                    = 0
[pid 30051] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30054 attached
) = 30054
[pid 30051] tkill(30054, SIGSTOP)       = 0
[pid 30054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30051, si_uid=65534} ---
[pid 30051] exit_group(0 <unfinished ...>
[pid 30054] --- stopped by SIGSTOP ---
[pid 30051] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30054, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30051] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30051, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30055 attached
, child_tidptr=0x555556efc5d0) = 30055
[pid 30055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30055] setpgid(0, 0)               = 0
[pid 30055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30055] write(3, "1000", 4)         = 4
[pid 30055] close(3)                    = 0
[pid 30055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.142066][T30051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30055] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30055] close(5)                    = 0
[pid 30055] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30058 attached
) = 30058
[pid 30055] tkill(30058, SIGSTOP)       = 0
[pid 30058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30055, si_uid=65534} ---
[pid 30055] exit_group(0 <unfinished ...>
[pid 30058] --- stopped by SIGSTOP ---
[pid 30055] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30058, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30055] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30059 attached
, child_tidptr=0x555556efc5d0) = 30059
[pid 30059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30059] setpgid(0, 0)               = 0
[pid 30059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30059] write(3, "1000", 4)         = 4
[pid 30059] close(3)                    = 0
[pid 30059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.187349][T30055] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30059] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30059] close(5)                    = 0
[pid 30059] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30062 attached
) = 30062
[pid 30059] tkill(30062, SIGSTOP)       = 0
[pid 30062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30059, si_uid=65534} ---
[pid 30059] exit_group(0 <unfinished ...>
[pid 30062] --- stopped by SIGSTOP ---
[pid 30059] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30062, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30059] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30059, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30063 attached
, child_tidptr=0x555556efc5d0) = 30063
[pid 30063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30063] setpgid(0, 0)               = 0
[pid 30063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30063] write(3, "1000", 4)         = 4
[pid 30063] close(3)                    = 0
[pid 30063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.235819][T30059] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30063] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30063] close(5)                    = 0
[pid 30063] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30066 attached
) = 30066
[pid 30063] tkill(30066, SIGSTOP)       = 0
[pid 30066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30063, si_uid=65534} ---
[pid 30063] exit_group(0 <unfinished ...>
[pid 30066] --- stopped by SIGSTOP ---
[pid 30063] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30066, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30063] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30063, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30067 attached
, child_tidptr=0x555556efc5d0) = 30067
[pid 30067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30067] setpgid(0, 0)               = 0
[pid 30067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30067] write(3, "1000", 4)         = 4
[pid 30067] close(3)                    = 0
[pid 30067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.286224][T30063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30067] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30067] close(5)                    = 0
[pid 30067] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30070 attached
) = 30070
[pid 30067] tkill(30070, SIGSTOP)       = 0
[pid 30070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30067, si_uid=65534} ---
[pid 30067] exit_group(0 <unfinished ...>
[pid 30070] --- stopped by SIGSTOP ---
[pid 30067] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30070, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30067] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30067, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30071 attached
, child_tidptr=0x555556efc5d0) = 30071
[pid 30071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30071] setpgid(0, 0)               = 0
[pid 30071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30071] write(3, "1000", 4)         = 4
[pid 30071] close(3)                    = 0
[pid 30071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.336774][T30067] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30071] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30071] close(5)                    = 0
[pid 30071] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30074 attached
) = 30074
[pid 30071] tkill(30074, SIGSTOP)       = 0
[pid 30074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30071, si_uid=65534} ---
[pid 30071] exit_group(0 <unfinished ...>
[pid 30074] --- stopped by SIGSTOP ---
[pid 30071] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30074, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30071] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30071, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30075 attached
, child_tidptr=0x555556efc5d0) = 30075
[pid 30075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30075] setpgid(0, 0)               = 0
[pid 30075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30075] write(3, "1000", 4)         = 4
[pid 30075] close(3)                    = 0
[pid 30075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.385225][T30071] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30075] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30075] close(5)                    = 0
[pid 30075] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30078 attached
) = 30078
[pid 30075] tkill(30078, SIGSTOP)       = 0
[pid 30078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30075, si_uid=65534} ---
[pid 30075] exit_group(0 <unfinished ...>
[pid 30078] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30078, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30075] <... exit_group resumed>)   = ?
[pid 30075] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30075, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30079 attached
, child_tidptr=0x555556efc5d0) = 30079
[pid 30079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30079] setpgid(0, 0)               = 0
[pid 30079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30079] write(3, "1000", 4)         = 4
[pid 30079] close(3)                    = 0
[pid 30079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.432428][T30075] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30079] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30079] close(5)                    = 0
[pid 30079] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30082 attached
) = 30082
[pid 30079] tkill(30082, SIGSTOP)       = 0
[pid 30082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30079, si_uid=65534} ---
[pid 30079] exit_group(0)               = ?
[pid 30082] --- stopped by SIGSTOP ---
[pid 30079] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30082, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30083 attached
, child_tidptr=0x555556efc5d0) = 30083
[pid 30083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30083] setpgid(0, 0)               = 0
[pid 30083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30083] write(3, "1000", 4)         = 4
[pid 30083] close(3)                    = 0
[pid 30083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.483328][T30079] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30083] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30083] close(5)                    = 0
[pid 30083] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30086 attached
) = 30086
[pid 30083] tkill(30086, SIGSTOP)       = 0
[pid 30083] exit_group(0 <unfinished ...>
[pid 30086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30083, si_uid=65534} ---
[pid 30083] <... exit_group resumed>)   = ?
[pid 30086] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30086, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30083] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30083, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30087 attached
, child_tidptr=0x555556efc5d0) = 30087
[pid 30087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30087] setpgid(0, 0)               = 0
[pid 30087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30087] write(3, "1000", 4)         = 4
[pid 30087] close(3)                    = 0
[pid 30087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.542602][T30083] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30087] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30087] close(5)                    = 0
[pid 30087] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30090 attached
) = 30090
[pid 30087] tkill(30090, SIGSTOP)       = 0
[pid 30087] exit_group(0 <unfinished ...>
[pid 30090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30087, si_uid=65534} ---
[pid 30087] <... exit_group resumed>)   = ?
[pid 30090] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30090, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30087] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30091 attached
, child_tidptr=0x555556efc5d0) = 30091
[pid 30091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30091] setpgid(0, 0)               = 0
[pid 30091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30091] write(3, "1000", 4)         = 4
[pid 30091] close(3)                    = 0
[pid 30091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.585961][T30087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30091] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30091] close(5)                    = 0
[pid 30091] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30094 attached
) = 30094
[pid 30091] tkill(30094, SIGSTOP)       = 0
[pid 30094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30091, si_uid=65534} ---
[pid 30091] exit_group(0)               = ?
[pid 30094] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30094, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30091] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30091, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30095 attached
, child_tidptr=0x555556efc5d0) = 30095
[pid 30095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30095] setpgid(0, 0)               = 0
[pid 30095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30095] write(3, "1000", 4)         = 4
[pid 30095] close(3)                    = 0
[pid 30095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.630639][T30091] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30095] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30095] close(5)                    = 0
[pid 30095] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30098 attached
) = 30098
[pid 30095] tkill(30098, SIGSTOP)       = 0
[pid 30095] exit_group(0 <unfinished ...>
[pid 30098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30095, si_uid=65534} ---
[pid 30095] <... exit_group resumed>)   = ?
[pid 30098] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30098, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30095] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30095, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30099 attached
, child_tidptr=0x555556efc5d0) = 30099
[pid 30099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30099] setpgid(0, 0)               = 0
[pid 30099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30099] write(3, "1000", 4)         = 4
[pid 30099] close(3)                    = 0
[pid 30099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.680579][T30095] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30099] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30099] close(5)                    = 0
[pid 30099] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30102 attached
) = 30102
[pid 30099] tkill(30102, SIGSTOP)       = 0
[pid 30102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30099, si_uid=65534} ---
[pid 30099] exit_group(0 <unfinished ...>
[pid 30102] --- stopped by SIGSTOP ---
[pid 30099] <... exit_group resumed>)   = ?
[pid 30099] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30102, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30103 attached
, child_tidptr=0x555556efc5d0) = 30103
[pid 30103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30103] setpgid(0, 0)               = 0
[pid 30103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30103] write(3, "1000", 4)         = 4
[pid 30103] close(3)                    = 0
[pid 30103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.724586][T30099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30103] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30103] close(5)                    = 0
[pid 30103] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30106 attached
) = 30106
[pid 30103] tkill(30106, SIGSTOP)       = 0
[pid 30106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30103, si_uid=65534} ---
[pid 30103] exit_group(0 <unfinished ...>
[pid 30106] --- stopped by SIGSTOP ---
[pid 30103] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30106, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30103] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30107 attached
, child_tidptr=0x555556efc5d0) = 30107
[pid 30107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30107] setpgid(0, 0)               = 0
[pid 30107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30107] write(3, "1000", 4)         = 4
[pid 30107] close(3)                    = 0
[pid 30107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.772996][T30103] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30107] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30107] close(5)                    = 0
[pid 30107] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30110 attached
) = 30110
[pid 30107] tkill(30110, SIGSTOP)       = 0
[pid 30107] exit_group(0 <unfinished ...>
[pid 30110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30107, si_uid=65534} ---
[pid 30107] <... exit_group resumed>)   = ?
[pid 30110] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30110, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30107] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30107, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30111 attached
, child_tidptr=0x555556efc5d0) = 30111
[pid 30111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30111] setpgid(0, 0)               = 0
[pid 30111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30111] write(3, "1000", 4)         = 4
[pid 30111] close(3)                    = 0
[pid 30111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.821494][T30107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30111] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30111] close(5)                    = 0
[pid 30111] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30114 attached
) = 30114
[pid 30111] tkill(30114, SIGSTOP)       = 0
[pid 30114] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30111, si_uid=65534} ---
[pid 30111] exit_group(0 <unfinished ...>
[pid 30114] --- stopped by SIGSTOP ---
[pid 30111] <... exit_group resumed>)   = ?
[pid 30111] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30114, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30115 attached
, child_tidptr=0x555556efc5d0) = 30115
[pid 30115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30115] setpgid(0, 0)               = 0
[pid 30115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30115] write(3, "1000", 4)         = 4
[pid 30115] close(3)                    = 0
[pid 30115] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30115] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.869235][T30111] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30115] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30115] close(5)                    = 0
[pid 30115] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30118 attached
) = 30118
[pid 30115] tkill(30118, SIGSTOP)       = 0
[pid 30118] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30115, si_uid=65534} ---
[pid 30115] exit_group(0 <unfinished ...>
[pid 30118] --- stopped by SIGSTOP ---
[pid 30115] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30118, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30115] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30115, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30119 attached
, child_tidptr=0x555556efc5d0) = 30119
[pid 30119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30119] setpgid(0, 0)               = 0
[pid 30119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30119] write(3, "1000", 4)         = 4
[pid 30119] close(3)                    = 0
[pid 30119] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30119] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  250.917863][T30115] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30119] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30119] close(5)                    = 0
[pid 30119] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30122 attached
) = 30122
[pid 30119] tkill(30122, SIGSTOP)       = 0
[pid 30119] exit_group(0 <unfinished ...>
[pid 30122] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30119, si_uid=65534} ---
[pid 30119] <... exit_group resumed>)   = ?
[pid 30122] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30122, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30119] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30119, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30123 attached
, child_tidptr=0x555556efc5d0) = 30123
[pid 30123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30123] setpgid(0, 0)               = 0
[pid 30123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30123] write(3, "1000", 4)         = 4
[pid 30123] close(3)                    = 0
[pid 30123] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  250.964102][T30119] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30123] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30123] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30123] close(5)                    = 0
[pid 30123] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30126 attached
) = 30126
[pid 30123] tkill(30126, SIGSTOP)       = 0
[pid 30126] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30123, si_uid=65534} ---
[pid 30123] exit_group(0 <unfinished ...>
[pid 30126] --- stopped by SIGSTOP ---
[pid 30123] <... exit_group resumed>)   = ?
[pid 30123] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30126, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30127 attached
, child_tidptr=0x555556efc5d0) = 30127
[pid 30127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30127] setpgid(0, 0)               = 0
[pid 30127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30127] write(3, "1000", 4)         = 4
[pid 30127] close(3)                    = 0
[pid 30127] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30127] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.009763][T30123] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30127] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30127] close(5)                    = 0
[pid 30127] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30130 attached
) = 30130
[pid 30127] tkill(30130, SIGSTOP)       = 0
[pid 30130] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30127, si_uid=65534} ---
[pid 30127] exit_group(0 <unfinished ...>
[pid 30130] --- stopped by SIGSTOP ---
[pid 30127] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30130, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30127] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30127, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30131 attached
, child_tidptr=0x555556efc5d0) = 30131
[pid 30131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30131] setpgid(0, 0)               = 0
[pid 30131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30131] write(3, "1000", 4)         = 4
[pid 30131] close(3)                    = 0
[pid 30131] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30131] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.058541][T30127] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30131] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30131] close(5)                    = 0
[pid 30131] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30134 attached
) = 30134
[pid 30131] tkill(30134, SIGSTOP)       = 0
[pid 30134] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30131, si_uid=65534} ---
[pid 30131] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30134, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30134] --- stopped by SIGSTOP ---
[pid 30131] <... exit_group resumed>)   = ?
[pid 30131] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30131, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30135 attached
, child_tidptr=0x555556efc5d0) = 30135
[pid 30135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30135] setpgid(0, 0)               = 0
[pid 30135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30135] write(3, "1000", 4)         = 4
[pid 30135] close(3)                    = 0
[pid 30135] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30135] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.103565][T30131] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30135] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30135] close(5)                    = 0
[pid 30135] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30138 attached
) = 30138
[pid 30135] tkill(30138, SIGSTOP)       = 0
[pid 30138] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30135, si_uid=65534} ---
[pid 30135] exit_group(0 <unfinished ...>
[pid 30138] --- stopped by SIGSTOP ---
[pid 30135] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30138, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30135] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30135, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30139 attached
, child_tidptr=0x555556efc5d0) = 30139
[pid 30139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30139] setpgid(0, 0)               = 0
[pid 30139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30139] write(3, "1000", 4)         = 4
[pid 30139] close(3)                    = 0
[pid 30139] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30139] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.150690][T30135] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30139] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30139] close(5)                    = 0
[pid 30139] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30142 attached
) = 30142
[pid 30139] tkill(30142, SIGSTOP)       = 0
[pid 30142] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30139, si_uid=65534} ---
[pid 30139] exit_group(0 <unfinished ...>
[pid 30142] --- stopped by SIGSTOP ---
[pid 30139] <... exit_group resumed>)   = ?
[pid 30139] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30142, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30143 attached
, child_tidptr=0x555556efc5d0) = 30143
[pid 30143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30143] setpgid(0, 0)               = 0
[pid 30143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30143] write(3, "1000", 4)         = 4
[pid 30143] close(3)                    = 0
[pid 30143] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30143] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.197204][T30139] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30143] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30143] close(5)                    = 0
[pid 30143] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30146 attached
) = 30146
[pid 30143] tkill(30146, SIGSTOP)       = 0
[pid 30146] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30143, si_uid=65534} ---
[pid 30143] exit_group(0)               = ?
[pid 30146] --- stopped by SIGSTOP ---
[pid 30143] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30146, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30147 attached
, child_tidptr=0x555556efc5d0) = 30147
[pid 30147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30147] setpgid(0, 0)               = 0
[pid 30147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30147] write(3, "1000", 4)         = 4
[pid 30147] close(3)                    = 0
[pid 30147] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30147] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.244821][T30143] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30147] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30147] close(5)                    = 0
[pid 30147] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30150 attached
) = 30150
[pid 30147] tkill(30150, SIGSTOP)       = 0
[pid 30150] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30147, si_uid=65534} ---
[pid 30147] exit_group(0 <unfinished ...>
[pid 30150] --- stopped by SIGSTOP ---
[pid 30147] <... exit_group resumed>)   = ?
[pid 30147] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30150, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30151 attached
, child_tidptr=0x555556efc5d0) = 30151
[pid 30151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30151] setpgid(0, 0)               = 0
[pid 30151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30151] write(3, "1000", 4)         = 4
[pid 30151] close(3)                    = 0
[pid 30151] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  251.303152][T30147] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30151] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30151] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30151] close(5)                    = 0
[pid 30151] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30154 attached
) = 30154
[pid 30151] tkill(30154, SIGSTOP)       = 0
[pid 30154] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30151, si_uid=65534} ---
[pid 30151] exit_group(0 <unfinished ...>
[pid 30154] --- stopped by SIGSTOP ---
[pid 30151] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30154, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30151] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30151, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30155 attached
, child_tidptr=0x555556efc5d0) = 30155
[pid 30155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30155] setpgid(0, 0)               = 0
[pid 30155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30155] write(3, "1000", 4)         = 4
[pid 30155] close(3)                    = 0
[pid 30155] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30155] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.351964][T30151] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30155] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30155] close(5)                    = 0
[pid 30155] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30158 attached
) = 30158
[pid 30155] tkill(30158, SIGSTOP)       = 0
[pid 30158] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30155, si_uid=65534} ---
[pid 30155] exit_group(0 <unfinished ...>
[pid 30158] --- stopped by SIGSTOP ---
[pid 30155] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30158, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30155] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30155, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30159 attached
, child_tidptr=0x555556efc5d0) = 30159
[pid 30159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30159] setpgid(0, 0)               = 0
[pid 30159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30159] write(3, "1000", 4)         = 4
[pid 30159] close(3)                    = 0
[pid 30159] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30159] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.395670][T30155] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30159] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30159] close(5)                    = 0
[pid 30159] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30162 attached
) = 30162
[pid 30159] tkill(30162, SIGSTOP)       = 0
[pid 30162] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30159, si_uid=65534} ---
[pid 30159] exit_group(0 <unfinished ...>
[pid 30162] --- stopped by SIGSTOP ---
[pid 30159] <... exit_group resumed>)   = ?
[pid 30159] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30162, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30163 attached
, child_tidptr=0x555556efc5d0) = 30163
[pid 30163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30163] setpgid(0, 0)               = 0
[pid 30163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30163] write(3, "1000", 4)         = 4
[pid 30163] close(3)                    = 0
[pid 30163] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30163] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.439082][T30159] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30163] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30163] close(5)                    = 0
[pid 30163] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30166 attached
) = 30166
[pid 30163] tkill(30166, SIGSTOP)       = 0
[pid 30163] exit_group(0)               = ?
[pid 30166] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30163, si_uid=65534} ---
[pid 30163] +++ exited with 0 +++
[pid 30166] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30163, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30167 attached
, child_tidptr=0x555556efc5d0) = 30167
[pid 30167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30167] setpgid(0, 0)               = 0
[pid 30167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30167] write(3, "1000", 4)         = 4
[pid 30167] close(3)                    = 0
[pid 30167] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30167] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.491529][T30163] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30167] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30167] close(5)                    = 0
[pid 30167] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30170 attached
) = 30170
[pid 30167] tkill(30170, SIGSTOP)       = 0
[pid 30170] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30167, si_uid=65534} ---
[pid 30167] exit_group(0 <unfinished ...>
[pid 30170] --- stopped by SIGSTOP ---
[pid 30167] <... exit_group resumed>)   = ?
[pid 30167] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30170, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30171 attached
, child_tidptr=0x555556efc5d0) = 30171
[pid 30171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30171] setpgid(0, 0)               = 0
[pid 30171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30171] write(3, "1000", 4)         = 4
[pid 30171] close(3)                    = 0
[pid 30171] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30171] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.539244][T30167] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30171] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30171] close(5)                    = 0
[pid 30171] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30174 attached
) = 30174
[pid 30171] tkill(30174, SIGSTOP)       = 0
[pid 30174] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30171, si_uid=65534} ---
[pid 30171] exit_group(0 <unfinished ...>
[pid 30174] --- stopped by SIGSTOP ---
[pid 30171] <... exit_group resumed>)   = ?
[pid 30171] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30174, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30175 attached
, child_tidptr=0x555556efc5d0) = 30175
[pid 30175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30175] setpgid(0, 0)               = 0
[pid 30175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30175] write(3, "1000", 4)         = 4
[pid 30175] close(3)                    = 0
[pid 30175] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30175] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.588379][T30171] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30175] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30175] close(5)                    = 0
[pid 30175] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30178 attached
) = 30178
[pid 30175] tkill(30178, SIGSTOP)       = 0
[pid 30178] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30175, si_uid=65534} ---
[pid 30175] exit_group(0 <unfinished ...>
[pid 30178] --- stopped by SIGSTOP ---
[pid 30175] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30178, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30175] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30175, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30179 attached
, child_tidptr=0x555556efc5d0) = 30179
[pid 30179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30179] setpgid(0, 0)               = 0
[pid 30179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30179] write(3, "1000", 4)         = 4
[pid 30179] close(3)                    = 0
[pid 30179] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30179] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.636430][T30175] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30179] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30179] close(5)                    = 0
[pid 30179] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30182 attached
) = 30182
[pid 30179] tkill(30182, SIGSTOP)       = 0
[pid 30182] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30179, si_uid=65534} ---
[pid 30179] exit_group(0 <unfinished ...>
[pid 30182] --- stopped by SIGSTOP ---
[pid 30179] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30182, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30179] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30179, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30183 attached
, child_tidptr=0x555556efc5d0) = 30183
[pid 30183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30183] setpgid(0, 0)               = 0
[pid 30183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30183] write(3, "1000", 4)         = 4
[pid 30183] close(3)                    = 0
[pid 30183] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30183] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.685326][T30179] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30183] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30183] close(5)                    = 0
[pid 30183] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30186 attached
) = 30186
[pid 30183] tkill(30186, SIGSTOP)       = 0
[pid 30186] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30183, si_uid=65534} ---
[pid 30183] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30186, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30186] --- stopped by SIGSTOP ---
[pid 30183] <... exit_group resumed>)   = ?
[pid 30183] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30183, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30187 attached
, child_tidptr=0x555556efc5d0) = 30187
[pid 30187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30187] setpgid(0, 0)               = 0
[pid 30187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30187] write(3, "1000", 4)         = 4
[pid 30187] close(3)                    = 0
[pid 30187] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30187] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.734835][T30183] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30187] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30187] close(5)                    = 0
[pid 30187] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30190 attached
) = 30190
[pid 30187] tkill(30190, SIGSTOP)       = 0
[pid 30190] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30187, si_uid=65534} ---
[pid 30187] exit_group(0)               = ?
[pid 30190] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30190, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30187] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30187, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30191 attached
, child_tidptr=0x555556efc5d0) = 30191
[pid 30191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30191] setpgid(0, 0)               = 0
[pid 30191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30191] write(3, "1000", 4)         = 4
[pid 30191] close(3)                    = 0
[pid 30191] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30191] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.782013][T30187] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30191] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30191] close(5)                    = 0
[pid 30191] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30194 attached
) = 30194
[pid 30191] tkill(30194, SIGSTOP)       = 0
[pid 30191] exit_group(0 <unfinished ...>
[pid 30194] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30191, si_uid=65534} ---
[pid 30191] <... exit_group resumed>)   = ?
[pid 30194] --- stopped by SIGSTOP ---
[pid 30191] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30194, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30195 attached
, child_tidptr=0x555556efc5d0) = 30195
[pid 30195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30195] setpgid(0, 0)               = 0
[pid 30195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30195] write(3, "1000", 4)         = 4
[pid 30195] close(3)                    = 0
[pid 30195] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30195] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.828464][T30191] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30195] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30195] close(5)                    = 0
[pid 30195] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30198 attached
) = 30198
[pid 30195] tkill(30198, SIGSTOP)       = 0
[pid 30198] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30195, si_uid=65534} ---
[pid 30195] exit_group(0)               = ?
[pid 30198] --- stopped by SIGSTOP ---
[pid 30195] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30198, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30199 attached
, child_tidptr=0x555556efc5d0) = 30199
[pid 30199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30199] setpgid(0, 0)               = 0
[pid 30199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30199] write(3, "1000", 4)         = 4
[pid 30199] close(3)                    = 0
[pid 30199] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30199] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.874977][T30195] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30199] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30199] close(5)                    = 0
[pid 30199] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30202 attached
) = 30202
[pid 30199] tkill(30202, SIGSTOP)       = 0
[pid 30199] exit_group(0)               = ?
[pid 30202] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30199, si_uid=65534} ---
[pid 30199] +++ exited with 0 +++
[pid 30202] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30199, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30203 attached
, child_tidptr=0x555556efc5d0) = 30203
[pid 30203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30203] setpgid(0, 0)               = 0
[pid 30203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30203] write(3, "1000", 4)         = 4
[pid 30203] close(3)                    = 0
[pid 30203] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30203] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.926114][T30199] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30203] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30203] close(5)                    = 0
[pid 30203] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30206 attached
) = 30206
[pid 30203] tkill(30206, SIGSTOP)       = 0
[pid 30206] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30203, si_uid=65534} ---
[pid 30203] exit_group(0 <unfinished ...>
[pid 30206] --- stopped by SIGSTOP ---
[pid 30203] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30206, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30203] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30203, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30207 attached
, child_tidptr=0x555556efc5d0) = 30207
[pid 30207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30207] setpgid(0, 0)               = 0
[pid 30207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30207] write(3, "1000", 4)         = 4
[pid 30207] close(3)                    = 0
[pid 30207] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30207] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.972247][T30203] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30207] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30207] close(5)                    = 0
[pid 30207] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30210 attached
) = 30210
[pid 30207] tkill(30210, SIGSTOP)       = 0
[pid 30210] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30207, si_uid=65534} ---
[pid 30207] exit_group(0 <unfinished ...>
[pid 30210] --- stopped by SIGSTOP ---
[pid 30207] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30210, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30207] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30207, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30211 attached
, child_tidptr=0x555556efc5d0) = 30211
[pid 30211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30211] setpgid(0, 0)               = 0
[pid 30211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30211] write(3, "1000", 4)         = 4
[pid 30211] close(3)                    = 0
[pid 30211] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30211] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.017645][T30207] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30211] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30211] close(5)                    = 0
[pid 30211] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30214 attached
) = 30214
[pid 30211] tkill(30214, SIGSTOP)       = 0
[pid 30214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30211, si_uid=65534} ---
[pid 30211] exit_group(0 <unfinished ...>
[pid 30214] --- stopped by SIGSTOP ---
[pid 30211] <... exit_group resumed>)   = ?
[pid 30211] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30214, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30215 attached
, child_tidptr=0x555556efc5d0) = 30215
[pid 30215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30215] setpgid(0, 0)               = 0
[pid 30215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30215] write(3, "1000", 4)         = 4
[pid 30215] close(3)                    = 0
[pid 30215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.063392][T30211] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30215] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30215] close(5)                    = 0
[pid 30215] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30218 attached
) = 30218
[pid 30215] tkill(30218, SIGSTOP)       = 0
[pid 30218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30215, si_uid=65534} ---
[pid 30215] exit_group(0)               = ?
[pid 30218] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30218, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30215] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30215, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30219 attached
, child_tidptr=0x555556efc5d0) = 30219
[pid 30219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30219] setpgid(0, 0)               = 0
[pid 30219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30219] write(3, "1000", 4)         = 4
[pid 30219] close(3)                    = 0
[pid 30219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.113722][T30215] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30219] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30219] close(5)                    = 0
[pid 30219] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30222 attached
) = 30222
[pid 30219] tkill(30222, SIGSTOP)       = 0
[pid 30222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30219, si_uid=65534} ---
[pid 30219] exit_group(0 <unfinished ...>
[pid 30222] --- stopped by SIGSTOP ---
[pid 30219] <... exit_group resumed>)   = ?
[pid 30219] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30222, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30223 attached
, child_tidptr=0x555556efc5d0) = 30223
[pid 30223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30223] setpgid(0, 0)               = 0
[pid 30223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30223] write(3, "1000", 4)         = 4
[pid 30223] close(3)                    = 0
[pid 30223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.159758][T30219] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30223] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30223] close(5)                    = 0
[pid 30223] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30226 attached
) = 30226
[pid 30223] tkill(30226, SIGSTOP)       = 0
[pid 30226] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30223, si_uid=65534} ---
[pid 30223] exit_group(0 <unfinished ...>
[pid 30226] --- stopped by SIGSTOP ---
[pid 30223] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30226, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30223] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30223, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30227 attached
, child_tidptr=0x555556efc5d0) = 30227
[pid 30227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30227] setpgid(0, 0)               = 0
[pid 30227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30227] write(3, "1000", 4)         = 4
[pid 30227] close(3)                    = 0
[pid 30227] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30227] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.208759][T30223] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30227] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30227] close(5)                    = 0
[pid 30227] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30230 attached
) = 30230
[pid 30227] tkill(30230, SIGSTOP)       = 0
[pid 30230] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30227, si_uid=65534} ---
[pid 30227] exit_group(0)               = ?
[pid 30230] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30230, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30227] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30227, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30231 attached
, child_tidptr=0x555556efc5d0) = 30231
[pid 30231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30231] setpgid(0, 0)               = 0
[pid 30231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30231] write(3, "1000", 4)         = 4
[pid 30231] close(3)                    = 0
[pid 30231] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30231] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.257876][T30227] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30231] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30231] close(5)                    = 0
[pid 30231] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30234 attached
) = 30234
[pid 30231] tkill(30234, SIGSTOP)       = 0
[pid 30231] exit_group(0 <unfinished ...>
[pid 30234] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30231, si_uid=65534} ---
[pid 30231] <... exit_group resumed>)   = ?
[pid 30234] --- stopped by SIGSTOP ---
[pid 30231] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30234, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30235 attached
, child_tidptr=0x555556efc5d0) = 30235
[pid 30235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30235] setpgid(0, 0)               = 0
[pid 30235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30235] write(3, "1000", 4)         = 4
[pid 30235] close(3)                    = 0
[pid 30235] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30235] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.307314][T30231] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30235] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30235] close(5)                    = 0
[pid 30235] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30238 attached
) = 30238
[pid 30235] tkill(30238, SIGSTOP)       = 0
[pid 30238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30235, si_uid=65534} ---
[pid 30235] exit_group(0)               = ?
[pid 30238] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30238, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30235] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30235, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30239 attached
, child_tidptr=0x555556efc5d0) = 30239
[pid 30239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30239] setpgid(0, 0)               = 0
[pid 30239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30239] write(3, "1000", 4)         = 4
[pid 30239] close(3)                    = 0
[pid 30239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.355815][T30235] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30239] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30239] close(5)                    = 0
[pid 30239] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30242 attached
) = 30242
[pid 30239] tkill(30242, SIGSTOP)       = 0
[pid 30242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30239, si_uid=65534} ---
[pid 30239] exit_group(0 <unfinished ...>
[pid 30242] --- stopped by SIGSTOP ---
[pid 30239] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30242, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30239] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30239, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30243 attached
, child_tidptr=0x555556efc5d0) = 30243
[pid 30243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30243] setpgid(0, 0)               = 0
[pid 30243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30243] write(3, "1000", 4)         = 4
[pid 30243] close(3)                    = 0
[pid 30243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.403125][T30239] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30243] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30243] close(5)                    = 0
[pid 30243] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30246 attached
) = 30246
[pid 30243] tkill(30246, SIGSTOP)       = 0
[pid 30246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30243, si_uid=65534} ---
[pid 30243] exit_group(0 <unfinished ...>
[pid 30246] --- stopped by SIGSTOP ---
[pid 30243] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30246, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30243] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30243, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30247 attached
, child_tidptr=0x555556efc5d0) = 30247
[pid 30247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30247] setpgid(0, 0)               = 0
[pid 30247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30247] write(3, "1000", 4)         = 4
[pid 30247] close(3)                    = 0
[pid 30247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.450580][T30243] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30247] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30247] close(5)                    = 0
[pid 30247] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30250 attached
) = 30250
[pid 30247] tkill(30250, SIGSTOP)       = 0
[pid 30250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30247, si_uid=65534} ---
[pid 30247] exit_group(0 <unfinished ...>
[pid 30250] --- stopped by SIGSTOP ---
[pid 30247] <... exit_group resumed>)   = ?
[pid 30247] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30250, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30251 attached
, child_tidptr=0x555556efc5d0) = 30251
[pid 30251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30251] setpgid(0, 0)               = 0
[pid 30251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30251] write(3, "1000", 4)         = 4
[pid 30251] close(3)                    = 0
[pid 30251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.498389][T30247] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30251] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30251] close(5)                    = 0
[pid 30251] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30254 attached
) = 30254
[pid 30251] tkill(30254, SIGSTOP)       = 0
[pid 30254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30251, si_uid=65534} ---
[pid 30251] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30254, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30254] --- stopped by SIGSTOP ---
[pid 30251] <... exit_group resumed>)   = ?
[pid 30251] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30255 attached
, child_tidptr=0x555556efc5d0) = 30255
[pid 30255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30255] setpgid(0, 0)               = 0
[pid 30255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30255] write(3, "1000", 4)         = 4
[pid 30255] close(3)                    = 0
[pid 30255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.547464][T30251] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30255] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30255] close(5)                    = 0
[pid 30255] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30258 attached
) = 30258
[pid 30255] tkill(30258, SIGSTOP)       = 0
[pid 30258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30255, si_uid=65534} ---
[pid 30255] exit_group(0 <unfinished ...>
[pid 30258] --- stopped by SIGSTOP ---
[pid 30255] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30258, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30255] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30255, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30259 attached
, child_tidptr=0x555556efc5d0) = 30259
[pid 30259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30259] setpgid(0, 0)               = 0
[pid 30259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30259] write(3, "1000", 4)         = 4
[pid 30259] close(3)                    = 0
[pid 30259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.595521][T30255] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30259] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30259] close(5)                    = 0
[pid 30259] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30262 attached
) = 30262
[pid 30259] tkill(30262, SIGSTOP)       = 0
[pid 30262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30259, si_uid=65534} ---
[pid 30259] exit_group(0 <unfinished ...>
[pid 30262] --- stopped by SIGSTOP ---
[pid 30259] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30262, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30259] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30259, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30263 attached
, child_tidptr=0x555556efc5d0) = 30263
[pid 30263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30263] setpgid(0, 0)               = 0
[pid 30263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30263] write(3, "1000", 4)         = 4
[pid 30263] close(3)                    = 0
[pid 30263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.642711][T30259] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30263] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30263] close(5)                    = 0
[pid 30263] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30266 attached
) = 30266
[pid 30263] tkill(30266, SIGSTOP)       = 0
[pid 30263] exit_group(0)               = ?
[pid 30266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30263, si_uid=65534} ---
[pid 30263] +++ exited with 0 +++
[pid 30266] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30267 attached
, child_tidptr=0x555556efc5d0) = 30267
[pid 30267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30267] setpgid(0, 0)               = 0
[pid 30267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30267] write(3, "1000", 4)         = 4
[pid 30267] close(3)                    = 0
[pid 30267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.688859][T30263] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30267] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30267] close(5)                    = 0
[pid 30267] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30270 attached
) = 30270
[pid 30267] tkill(30270, SIGSTOP)       = 0
[pid 30270] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30267, si_uid=65534} ---
[pid 30267] exit_group(0 <unfinished ...>
[pid 30270] --- stopped by SIGSTOP ---
[pid 30267] <... exit_group resumed>)   = ?
[pid 30267] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30270, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30271 attached
, child_tidptr=0x555556efc5d0) = 30271
[pid 30271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30271] setpgid(0, 0)               = 0
[pid 30271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30271] write(3, "1000", 4)         = 4
[pid 30271] close(3)                    = 0
[pid 30271] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30271] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.737110][T30267] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30271] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30271] close(5)                    = 0
[pid 30271] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30274 attached
) = 30274
[pid 30271] tkill(30274, SIGSTOP)       = 0
[pid 30271] exit_group(0 <unfinished ...>
[pid 30274] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30271, si_uid=65534} ---
[pid 30271] <... exit_group resumed>)   = ?
[pid 30274] --- stopped by SIGSTOP ---
[pid 30271] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30274, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30275 attached
, child_tidptr=0x555556efc5d0) = 30275
[pid 30275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30275] setpgid(0, 0)               = 0
[pid 30275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30275] write(3, "1000", 4)         = 4
[pid 30275] close(3)                    = 0
[pid 30275] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30275] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.787930][T30271] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30275] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30275] close(5)                    = 0
[pid 30275] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30278 attached
) = 30278
[pid 30275] tkill(30278, SIGSTOP)       = 0
[pid 30278] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30275, si_uid=65534} ---
[pid 30275] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30278, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30278] --- stopped by SIGSTOP ---
[pid 30275] <... exit_group resumed>)   = ?
[pid 30275] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30275, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30279 attached
, child_tidptr=0x555556efc5d0) = 30279
[pid 30279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30279] setpgid(0, 0)               = 0
[pid 30279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30279] write(3, "1000", 4)         = 4
[pid 30279] close(3)                    = 0
[pid 30279] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30279] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.837378][T30275] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30279] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30279] close(5)                    = 0
[pid 30279] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30282 attached
) = 30282
[pid 30279] tkill(30282, SIGSTOP)       = 0
[pid 30282] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30279, si_uid=65534} ---
[pid 30279] exit_group(0 <unfinished ...>
[pid 30282] --- stopped by SIGSTOP ---
[pid 30279] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30282, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30279] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30279, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30283 attached
, child_tidptr=0x555556efc5d0) = 30283
[pid 30283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30283] setpgid(0, 0)               = 0
[pid 30283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30283] write(3, "1000", 4)         = 4
[pid 30283] close(3)                    = 0
[pid 30283] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30283] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.891809][T30279] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30283] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30283] close(5)                    = 0
[pid 30283] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30286 attached
) = 30286
[pid 30283] tkill(30286, SIGSTOP)       = 0
[pid 30286] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30283, si_uid=65534} ---
[pid 30283] exit_group(0 <unfinished ...>
[pid 30286] --- stopped by SIGSTOP ---
[pid 30283] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30286, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30283] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30283, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30287 attached
, child_tidptr=0x555556efc5d0) = 30287
[pid 30287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30287] setpgid(0, 0)               = 0
[pid 30287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30287] write(3, "1000", 4)         = 4
[pid 30287] close(3)                    = 0
[pid 30287] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30287] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.939246][T30283] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30287] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30287] close(5)                    = 0
[pid 30287] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30290 attached
) = 30290
[pid 30287] tkill(30290, SIGSTOP)       = 0
[pid 30290] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30287, si_uid=65534} ---
[pid 30287] exit_group(0 <unfinished ...>
[pid 30290] --- stopped by SIGSTOP ---
[pid 30287] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30290, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30287] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30287, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30291 attached
, child_tidptr=0x555556efc5d0) = 30291
[pid 30291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30291] setpgid(0, 0)               = 0
[pid 30291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30291] write(3, "1000", 4)         = 4
[pid 30291] close(3)                    = 0
[pid 30291] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30291] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.986419][T30287] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30291] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30291] close(5)                    = 0
[pid 30291] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30294 attached
) = 30294
[pid 30291] tkill(30294, SIGSTOP)       = 0
[pid 30291] exit_group(0 <unfinished ...>
[pid 30294] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30291, si_uid=65534} ---
[pid 30291] <... exit_group resumed>)   = ?
[pid 30294] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30294, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30291] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30291, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30295 attached
, child_tidptr=0x555556efc5d0) = 30295
[pid 30295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30295] setpgid(0, 0)               = 0
[pid 30295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30295] write(3, "1000", 4)         = 4
[pid 30295] close(3)                    = 0
[pid 30295] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30295] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.031455][T30291] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30295] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30295] close(5)                    = 0
[pid 30295] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30298 attached
) = 30298
[pid 30295] tkill(30298, SIGSTOP)       = 0
[pid 30298] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30295, si_uid=65534} ---
[pid 30295] exit_group(0 <unfinished ...>
[pid 30298] --- stopped by SIGSTOP ---
[pid 30295] <... exit_group resumed>)   = ?
[pid 30295] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30298, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30299 attached
, child_tidptr=0x555556efc5d0) = 30299
[pid 30299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30299] setpgid(0, 0)               = 0
[pid 30299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30299] write(3, "1000", 4)         = 4
[pid 30299] close(3)                    = 0
[pid 30299] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30299] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.075599][T30295] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30299] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30299] close(5)                    = 0
[pid 30299] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30302 attached
) = 30302
[pid 30299] tkill(30302, SIGSTOP)       = 0
[pid 30302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30299, si_uid=65534} ---
[pid 30299] exit_group(0 <unfinished ...>
[pid 30302] --- stopped by SIGSTOP ---
[pid 30299] <... exit_group resumed>)   = ?
[pid 30299] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30302, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30303 attached
, child_tidptr=0x555556efc5d0) = 30303
[pid 30303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30303] setpgid(0, 0)               = 0
[pid 30303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30303] write(3, "1000", 4)         = 4
[pid 30303] close(3)                    = 0
[pid 30303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.124985][T30299] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30303] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30303] close(5)                    = 0
[pid 30303] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30306 attached
) = 30306
[pid 30303] tkill(30306, SIGSTOP)       = 0
[pid 30306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30303, si_uid=65534} ---
[pid 30303] exit_group(0 <unfinished ...>
[pid 30306] --- stopped by SIGSTOP ---
[pid 30303] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30306, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30303] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30303, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30307 attached
, child_tidptr=0x555556efc5d0) = 30307
[pid 30307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30307] setpgid(0, 0)               = 0
[pid 30307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30307] write(3, "1000", 4)         = 4
[pid 30307] close(3)                    = 0
[pid 30307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.171300][T30303] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30307] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30307] close(5)                    = 0
[pid 30307] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30310 attached
) = 30310
[pid 30307] tkill(30310, SIGSTOP)       = 0
[pid 30310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30307, si_uid=65534} ---
[pid 30307] exit_group(0 <unfinished ...>
[pid 30310] --- stopped by SIGSTOP ---
[pid 30307] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30310, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30307] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30307, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30311 attached
, child_tidptr=0x555556efc5d0) = 30311
[pid 30311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30311] setpgid(0, 0)               = 0
[pid 30311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30311] write(3, "1000", 4)         = 4
[pid 30311] close(3)                    = 0
[pid 30311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.224213][T30307] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30311] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30311] close(5)                    = 0
[pid 30311] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30314 attached
) = 30314
[pid 30311] tkill(30314, SIGSTOP)       = 0
[pid 30314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30311, si_uid=65534} ---
[pid 30311] exit_group(0 <unfinished ...>
[pid 30314] --- stopped by SIGSTOP ---
[pid 30311] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30314, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30311] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30311, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30315 attached
, child_tidptr=0x555556efc5d0) = 30315
[pid 30315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30315] setpgid(0, 0)               = 0
[pid 30315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30315] write(3, "1000", 4)         = 4
[pid 30315] close(3)                    = 0
[pid 30315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.267930][T30311] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30315] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30315] close(5)                    = 0
[pid 30315] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30318 attached
) = 30318
[pid 30315] tkill(30318, SIGSTOP)       = 0
[pid 30318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30315, si_uid=65534} ---
[pid 30315] exit_group(0 <unfinished ...>
[pid 30318] --- stopped by SIGSTOP ---
[pid 30315] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30318, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30315] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30315, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30319 attached
, child_tidptr=0x555556efc5d0) = 30319
[pid 30319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30319] setpgid(0, 0)               = 0
[pid 30319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30319] write(3, "1000", 4)         = 4
[pid 30319] close(3)                    = 0
[pid 30319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.311732][T30315] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30319] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30319] close(5)                    = 0
[pid 30319] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30322 attached
) = 30322
[pid 30319] tkill(30322, SIGSTOP)       = 0
[pid 30322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30319, si_uid=65534} ---
[pid 30319] exit_group(0 <unfinished ...>
[pid 30322] --- stopped by SIGSTOP ---
[pid 30319] <... exit_group resumed>)   = ?
[pid 30319] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30322, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30323 attached
, child_tidptr=0x555556efc5d0) = 30323
[pid 30323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30323] setpgid(0, 0)               = 0
[pid 30323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30323] write(3, "1000", 4)         = 4
[pid 30323] close(3)                    = 0
[pid 30323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.356169][T30319] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30323] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30323] close(5)                    = 0
[pid 30323] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30326 attached
) = 30326
[pid 30323] tkill(30326, SIGSTOP)       = 0
[pid 30326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30323, si_uid=65534} ---
[pid 30323] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30326, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30326] --- stopped by SIGSTOP ---
[pid 30323] <... exit_group resumed>)   = ?
[pid 30323] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30323, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30327 attached
, child_tidptr=0x555556efc5d0) = 30327
[pid 30327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30327] setpgid(0, 0)               = 0
[pid 30327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30327] write(3, "1000", 4)         = 4
[pid 30327] close(3)                    = 0
[pid 30327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.409017][T30323] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30327] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30327] close(5)                    = 0
[pid 30327] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30330 attached
) = 30330
[pid 30327] tkill(30330, SIGSTOP)       = 0
[pid 30330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30327, si_uid=65534} ---
[pid 30327] exit_group(0 <unfinished ...>
[pid 30330] --- stopped by SIGSTOP ---
[pid 30327] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30330, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30327] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30331 attached
, child_tidptr=0x555556efc5d0) = 30331
[pid 30331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30331] setpgid(0, 0)               = 0
[pid 30331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30331] write(3, "1000", 4)         = 4
[pid 30331] close(3)                    = 0
[pid 30331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.454433][T30327] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30331] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30331] close(5)                    = 0
[pid 30331] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30334 attached
) = 30334
[pid 30331] tkill(30334, SIGSTOP)       = 0
[pid 30331] exit_group(0 <unfinished ...>
[pid 30334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30331, si_uid=65534} ---
[pid 30331] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30334, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30334] --- stopped by SIGSTOP ---
[pid 30331] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30331, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30335 attached
, child_tidptr=0x555556efc5d0) = 30335
[pid 30335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30335] setpgid(0, 0)               = 0
[pid 30335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30335] write(3, "1000", 4)         = 4
[pid 30335] close(3)                    = 0
[pid 30335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.501604][T30331] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30335] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30335] close(5)                    = 0
[pid 30335] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30338 attached
) = 30338
[pid 30335] tkill(30338, SIGSTOP)       = 0
[pid 30335] exit_group(0 <unfinished ...>
[pid 30338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30335, si_uid=65534} ---
[pid 30335] <... exit_group resumed>)   = ?
[pid 30338] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30338, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30335] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30335, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30339 attached
, child_tidptr=0x555556efc5d0) = 30339
[pid 30339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30339] setpgid(0, 0)               = 0
[pid 30339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30339] write(3, "1000", 4)         = 4
[pid 30339] close(3)                    = 0
[pid 30339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.547246][T30335] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30339] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30339] close(5)                    = 0
[pid 30339] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30342 attached
) = 30342
[pid 30339] tkill(30342, SIGSTOP)       = 0
[pid 30342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30339, si_uid=65534} ---
[pid 30339] exit_group(0)               = ?
[pid 30342] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30342, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30339] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30339, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30343 attached
, child_tidptr=0x555556efc5d0) = 30343
[pid 30343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30343] setpgid(0, 0)               = 0
[pid 30343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30343] write(3, "1000", 4)         = 4
[pid 30343] close(3)                    = 0
[pid 30343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.591954][T30339] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30343] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30343] close(5)                    = 0
[pid 30343] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30346 attached
) = 30346
[pid 30343] tkill(30346, SIGSTOP)       = 0
[pid 30346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30343, si_uid=65534} ---
[pid 30343] exit_group(0 <unfinished ...>
[pid 30346] --- stopped by SIGSTOP ---
[pid 30343] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30346, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 30343] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30347 attached
, child_tidptr=0x555556efc5d0) = 30347
[pid 30347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30347] setpgid(0, 0)               = 0
[pid 30347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30347] write(3, "1000", 4)         = 4
[pid 30347] close(3)                    = 0
[pid 30347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.638860][T30343] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30347] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30347] close(5)                    = 0
[pid 30347] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30350 attached
) = 30350
[pid 30347] tkill(30350, SIGSTOP)       = 0
[pid 30347] exit_group(0 <unfinished ...>
[pid 30350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30347, si_uid=65534} ---
[pid 30347] <... exit_group resumed>)   = ?
[pid 30350] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30350, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30347] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30351 attached
, child_tidptr=0x555556efc5d0) = 30351
[pid 30351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30351] setpgid(0, 0)               = 0
[pid 30351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30351] write(3, "1000", 4)         = 4
[pid 30351] close(3)                    = 0
[pid 30351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.687669][T30347] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30351] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30351] close(5)                    = 0
[pid 30351] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30354 attached
) = 30354
[pid 30351] tkill(30354, SIGSTOP)       = 0
[pid 30354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30351, si_uid=65534} ---
[pid 30354] --- stopped by SIGSTOP ---
[pid 30351] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30354, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30351] <... exit_group resumed>)   = ?
[pid 30351] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30351, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30355 attached
, child_tidptr=0x555556efc5d0) = 30355
[pid 30355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30355] setpgid(0, 0)               = 0
[pid 30355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30355] write(3, "1000", 4)         = 4
[pid 30355] close(3)                    = 0
[pid 30355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.733151][T30351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30355] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30355] close(5)                    = 0
[pid 30355] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30358 attached
) = 30358
[pid 30355] tkill(30358, SIGSTOP)       = 0
[pid 30358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30355, si_uid=65534} ---
[pid 30355] exit_group(0 <unfinished ...>
[pid 30358] --- stopped by SIGSTOP ---
[pid 30355] <... exit_group resumed>)   = ?
[pid 30355] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30358, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30359 attached
, child_tidptr=0x555556efc5d0) = 30359
[pid 30359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30359] setpgid(0, 0)               = 0
[pid 30359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30359] write(3, "1000", 4)         = 4
[pid 30359] close(3)                    = 0
[pid 30359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.783550][T30355] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30359] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30359] close(5)                    = 0
[pid 30359] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30362 attached
) = 30362
[pid 30359] tkill(30362, SIGSTOP)       = 0
[pid 30362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30359, si_uid=65534} ---
[pid 30359] exit_group(0 <unfinished ...>
[pid 30362] --- stopped by SIGSTOP ---
[pid 30359] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30362, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30359] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30359, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30363 attached
, child_tidptr=0x555556efc5d0) = 30363
[pid 30363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30363] setpgid(0, 0)               = 0
[pid 30363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30363] write(3, "1000", 4)         = 4
[pid 30363] close(3)                    = 0
[pid 30363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.833861][T30359] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30363] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30363] close(5)                    = 0
[pid 30363] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30366 attached
) = 30366
[pid 30363] tkill(30366, SIGSTOP)       = 0
[pid 30366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30363, si_uid=65534} ---
[pid 30363] exit_group(0 <unfinished ...>
[pid 30366] --- stopped by SIGSTOP ---
[pid 30363] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30366, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30363] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30363, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30367 attached
, child_tidptr=0x555556efc5d0) = 30367
[pid 30367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30367] setpgid(0, 0)               = 0
[pid 30367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30367] write(3, "1000", 4)         = 4
[pid 30367] close(3)                    = 0
[pid 30367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.879943][T30363] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30367] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30367] close(5)                    = 0
[pid 30367] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30370 attached
) = 30370
[pid 30367] tkill(30370, SIGSTOP)       = 0
[pid 30370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30367, si_uid=65534} ---
[pid 30367] exit_group(0)               = ?
[pid 30370] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30370, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30367] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30367, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30371 attached
, child_tidptr=0x555556efc5d0) = 30371
[pid 30371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30371] setpgid(0, 0)               = 0
[pid 30371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30371] write(3, "1000", 4)         = 4
[pid 30371] close(3)                    = 0
[pid 30371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.926096][T30367] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30371] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30371] close(5)                    = 0
[pid 30371] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30374 attached
) = 30374
[pid 30371] tkill(30374, SIGSTOP)       = 0
[pid 30374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30371, si_uid=65534} ---
[pid 30371] exit_group(0 <unfinished ...>
[pid 30374] --- stopped by SIGSTOP ---
[pid 30371] <... exit_group resumed>)   = ?
[pid 30371] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30374, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30375 attached
, child_tidptr=0x555556efc5d0) = 30375
[pid 30375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30375] setpgid(0, 0)               = 0
[pid 30375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30375] write(3, "1000", 4)         = 4
[pid 30375] close(3)                    = 0
[pid 30375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.973580][T30371] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30375] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30375] close(5)                    = 0
[pid 30375] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30378 attached
) = 30378
[pid 30375] tkill(30378, SIGSTOP)       = 0
[pid 30378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30375, si_uid=65534} ---
[pid 30375] exit_group(0)               = ?
[pid 30378] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30378, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30375] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30375, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30379 attached
, child_tidptr=0x555556efc5d0) = 30379
[pid 30379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30379] setpgid(0, 0)               = 0
[pid 30379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30379] write(3, "1000", 4)         = 4
[pid 30379] close(3)                    = 0
[pid 30379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.022063][T30375] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30379] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30379] close(5)                    = 0
[pid 30379] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30382 attached
) = 30382
[pid 30379] tkill(30382, SIGSTOP)       = 0
[pid 30382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30379, si_uid=65534} ---
[pid 30379] exit_group(0 <unfinished ...>
[pid 30382] --- stopped by SIGSTOP ---
[pid 30379] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30382, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30379] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30379, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30383 attached
, child_tidptr=0x555556efc5d0) = 30383
[pid 30383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30383] setpgid(0, 0)               = 0
[pid 30383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30383] write(3, "1000", 4)         = 4
[pid 30383] close(3)                    = 0
[pid 30383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.073284][T30379] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30383] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30383] close(5)                    = 0
[pid 30383] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30386 attached
) = 30386
[pid 30383] tkill(30386, SIGSTOP)       = 0
[pid 30386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30383, si_uid=65534} ---
[pid 30383] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30386, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30386] --- stopped by SIGSTOP ---
[pid 30383] <... exit_group resumed>)   = ?
[pid 30383] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30383, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30387 attached
, child_tidptr=0x555556efc5d0) = 30387
[pid 30387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30387] setpgid(0, 0)               = 0
[pid 30387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30387] write(3, "1000", 4)         = 4
[pid 30387] close(3)                    = 0
[pid 30387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.121769][T30383] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30387] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30387] close(5)                    = 0
[pid 30387] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30390 attached
) = 30390
[pid 30387] tkill(30390, SIGSTOP)       = 0
[pid 30387] exit_group(0 <unfinished ...>
[pid 30390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30387, si_uid=65534} ---
[pid 30387] <... exit_group resumed>)   = ?
[pid 30390] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30390, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30387] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30391 attached
, child_tidptr=0x555556efc5d0) = 30391
[pid 30391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30391] setpgid(0, 0)               = 0
[pid 30391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30391] write(3, "1000", 4)         = 4
[pid 30391] close(3)                    = 0
[pid 30391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.169445][T30387] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30391] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30391] close(5)                    = 0
[pid 30391] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30394 attached
) = 30394
[pid 30391] tkill(30394, SIGSTOP)       = 0
[pid 30394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30391, si_uid=65534} ---
[pid 30391] exit_group(0 <unfinished ...>
[pid 30394] --- stopped by SIGSTOP ---
[pid 30391] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30394, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30391] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30391, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30395 attached
, child_tidptr=0x555556efc5d0) = 30395
[pid 30395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30395] setpgid(0, 0)               = 0
[pid 30395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30395] write(3, "1000", 4)         = 4
[pid 30395] close(3)                    = 0
[pid 30395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.217877][T30391] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30395] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30395] close(5)                    = 0
[pid 30395] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30398 attached
) = 30398
[pid 30395] tkill(30398, SIGSTOP)       = 0
[pid 30398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30395, si_uid=65534} ---
[pid 30395] exit_group(0 <unfinished ...>
[pid 30398] --- stopped by SIGSTOP ---
[pid 30395] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30398, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30395] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30395, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30399 attached
, child_tidptr=0x555556efc5d0) = 30399
[pid 30399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30399] setpgid(0, 0)               = 0
[pid 30399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30399] write(3, "1000", 4)         = 4
[pid 30399] close(3)                    = 0
[pid 30399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.271329][T30395] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30399] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30399] close(5)                    = 0
[pid 30399] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30402 attached
) = 30402
[pid 30399] tkill(30402, SIGSTOP)       = 0
[pid 30402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30399, si_uid=65534} ---
[pid 30399] exit_group(0)               = ?
[pid 30402] --- stopped by SIGSTOP ---
[pid 30399] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30402, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30403 attached
, child_tidptr=0x555556efc5d0) = 30403
[pid 30403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30403] setpgid(0, 0)               = 0
[pid 30403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30403] write(3, "1000", 4)         = 4
[pid 30403] close(3)                    = 0
[pid 30403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.317792][T30399] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30403] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30403] close(5)                    = 0
[pid 30403] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30406 attached
) = 30406
[pid 30403] tkill(30406, SIGSTOP)       = 0
[pid 30406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30403, si_uid=65534} ---
[pid 30403] exit_group(0 <unfinished ...>
[pid 30406] --- stopped by SIGSTOP ---
[pid 30403] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30406, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30403] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30403, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30407 attached
, child_tidptr=0x555556efc5d0) = 30407
[pid 30407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30407] setpgid(0, 0)               = 0
[pid 30407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30407] write(3, "1000", 4)         = 4
[pid 30407] close(3)                    = 0
[pid 30407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.368942][T30403] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30407] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30407] close(5)                    = 0
[pid 30407] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30410 attached
) = 30410
[pid 30407] tkill(30410, SIGSTOP)       = 0
[pid 30410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30407, si_uid=65534} ---
[pid 30407] exit_group(0 <unfinished ...>
[pid 30410] --- stopped by SIGSTOP ---
[pid 30407] <... exit_group resumed>)   = ?
[pid 30407] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30410, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30411 attached
, child_tidptr=0x555556efc5d0) = 30411
[pid 30411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30411] setpgid(0, 0)               = 0
[pid 30411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30411] write(3, "1000", 4)         = 4
[pid 30411] close(3)                    = 0
[pid 30411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.413798][T30407] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30411] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30411] close(5)                    = 0
[pid 30411] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30414 attached
) = 30414
[pid 30411] tkill(30414, SIGSTOP)       = 0
[pid 30414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30411, si_uid=65534} ---
[pid 30411] exit_group(0 <unfinished ...>
[pid 30414] --- stopped by SIGSTOP ---
[pid 30411] <... exit_group resumed>)   = ?
[pid 30411] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30414, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30415 attached
, child_tidptr=0x555556efc5d0) = 30415
[pid 30415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30415] setpgid(0, 0)               = 0
[pid 30415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30415] write(3, "1000", 4)         = 4
[pid 30415] close(3)                    = 0
[pid 30415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.463612][T30411] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30415] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30415] close(5)                    = 0
[pid 30415] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30418 attached
) = 30418
[pid 30415] tkill(30418, SIGSTOP)       = 0
[pid 30415] exit_group(0 <unfinished ...>
[pid 30418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30415, si_uid=65534} ---
[pid 30415] <... exit_group resumed>)   = ?
[pid 30418] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30418, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30415] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30415, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30419 attached
, child_tidptr=0x555556efc5d0) = 30419
[pid 30419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30419] setpgid(0, 0)               = 0
[pid 30419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30419] write(3, "1000", 4)         = 4
[pid 30419] close(3)                    = 0
[pid 30419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.513640][T30415] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30419] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30419] close(5)                    = 0
[pid 30419] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30422 attached
) = 30422
[pid 30419] tkill(30422, SIGSTOP)       = 0
[pid 30422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30419, si_uid=65534} ---
[pid 30419] exit_group(0)               = ?
[pid 30422] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30422, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30419] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30423 attached
, child_tidptr=0x555556efc5d0) = 30423
[pid 30423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30423] setpgid(0, 0)               = 0
[pid 30423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30423] write(3, "1000", 4)         = 4
[pid 30423] close(3)                    = 0
[pid 30423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.559828][T30419] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30423] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30423] close(5)                    = 0
[pid 30423] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30426 attached
) = 30426
[pid 30423] tkill(30426, SIGSTOP)       = 0
[pid 30426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30423, si_uid=65534} ---
[pid 30423] exit_group(0 <unfinished ...>
[pid 30426] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30426, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30423] <... exit_group resumed>)   = ?
[pid 30423] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30427 attached
, child_tidptr=0x555556efc5d0) = 30427
[pid 30427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30427] setpgid(0, 0)               = 0
[pid 30427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30427] write(3, "1000", 4)         = 4
[pid 30427] close(3)                    = 0
[pid 30427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.609628][T30423] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30427] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30427] close(5)                    = 0
[pid 30427] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30430 attached
) = 30430
[pid 30427] tkill(30430, SIGSTOP)       = 0
[pid 30430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30427, si_uid=65534} ---
[pid 30427] exit_group(0 <unfinished ...>
[pid 30430] --- stopped by SIGSTOP ---
[pid 30427] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30430, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30427] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30427, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30431 attached
, child_tidptr=0x555556efc5d0) = 30431
[pid 30431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30431] setpgid(0, 0)               = 0
[pid 30431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30431] write(3, "1000", 4)         = 4
[pid 30431] close(3)                    = 0
[pid 30431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.657509][T30427] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30431] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30431] close(5)                    = 0
[pid 30431] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30434 attached
) = 30434
[pid 30431] tkill(30434, SIGSTOP)       = 0
[pid 30434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30431, si_uid=65534} ---
[pid 30431] exit_group(0 <unfinished ...>
[pid 30434] --- stopped by SIGSTOP ---
[pid 30431] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30434, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30431] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30435 attached
, child_tidptr=0x555556efc5d0) = 30435
[pid 30435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30435] setpgid(0, 0)               = 0
[pid 30435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30435] write(3, "1000", 4)         = 4
[pid 30435] close(3)                    = 0
[pid 30435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.707251][T30431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30435] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30435] close(5)                    = 0
[pid 30435] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30438 attached
) = 30438
[pid 30435] tkill(30438, SIGSTOP)       = 0
[pid 30438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30435, si_uid=65534} ---
[pid 30435] exit_group(0 <unfinished ...>
[pid 30438] --- stopped by SIGSTOP ---
[pid 30435] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30438, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30435] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30435, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30439 attached
, child_tidptr=0x555556efc5d0) = 30439
[pid 30439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30439] setpgid(0, 0)               = 0
[pid 30439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30439] write(3, "1000", 4)         = 4
[pid 30439] close(3)                    = 0
[pid 30439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.756139][T30435] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30439] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30439] close(5)                    = 0
[pid 30439] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30442 attached
) = 30442
[pid 30439] tkill(30442, SIGSTOP)       = 0
[pid 30442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30439, si_uid=65534} ---
[pid 30439] exit_group(0 <unfinished ...>
[pid 30442] --- stopped by SIGSTOP ---
[pid 30439] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30442, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30439] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30439, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30443 attached
, child_tidptr=0x555556efc5d0) = 30443
[pid 30443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30443] setpgid(0, 0)               = 0
[pid 30443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30443] write(3, "1000", 4)         = 4
[pid 30443] close(3)                    = 0
[pid 30443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.797652][T30439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30443] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30443] close(5)                    = 0
[pid 30443] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30446 attached
) = 30446
[pid 30443] tkill(30446, SIGSTOP)       = 0
[pid 30446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30443, si_uid=65534} ---
[pid 30443] exit_group(0 <unfinished ...>
[pid 30446] --- stopped by SIGSTOP ---
[pid 30443] <... exit_group resumed>)   = ?
[pid 30443] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30446, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30447 attached
, child_tidptr=0x555556efc5d0) = 30447
[pid 30447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30447] setpgid(0, 0)               = 0
[pid 30447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30447] write(3, "1000", 4)         = 4
[pid 30447] close(3)                    = 0
[pid 30447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.845531][T30443] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30447] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30447] close(5)                    = 0
[pid 30447] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30450 attached
) = 30450
[pid 30447] tkill(30450, SIGSTOP)       = 0
[pid 30450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30447, si_uid=65534} ---
[pid 30447] exit_group(0 <unfinished ...>
[pid 30450] --- stopped by SIGSTOP ---
[pid 30447] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30450, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30447] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30451 attached
, child_tidptr=0x555556efc5d0) = 30451
[pid 30451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30451] setpgid(0, 0)               = 0
[pid 30451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30451] write(3, "1000", 4)         = 4
[pid 30451] close(3)                    = 0
[pid 30451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.895381][T30447] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30451] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30451] close(5)                    = 0
[pid 30451] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30454 attached
) = 30454
[pid 30451] tkill(30454, SIGSTOP)       = 0
[pid 30454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30451, si_uid=65534} ---
[pid 30451] exit_group(0 <unfinished ...>
[pid 30454] --- stopped by SIGSTOP ---
[pid 30451] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30454, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30451] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30451, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30455 attached
, child_tidptr=0x555556efc5d0) = 30455
[pid 30455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30455] setpgid(0, 0)               = 0
[pid 30455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30455] write(3, "1000", 4)         = 4
[pid 30455] close(3)                    = 0
[pid 30455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.941727][T30451] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30455] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30455] close(5)                    = 0
[pid 30455] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30458 attached
) = 30458
[pid 30455] tkill(30458, SIGSTOP)       = 0
[pid 30455] exit_group(0 <unfinished ...>
[pid 30458] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30455, si_uid=65534} ---
[pid 30455] <... exit_group resumed>)   = ?
[pid 30458] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30458, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30455] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30455, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30459 attached
, child_tidptr=0x555556efc5d0) = 30459
[pid 30459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30459] setpgid(0, 0)               = 0
[pid 30459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30459] write(3, "1000", 4)         = 4
[pid 30459] close(3)                    = 0
[pid 30459] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30459] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.987087][T30455] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30459] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30459] close(5)                    = 0
[pid 30459] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 30462
[pid 30459] tkill(30462, SIGSTOP)       = 0
[pid 30459] exit_group(0)               = ?
[pid 30459] +++ exited with 0 +++
./strace-static-x86_64: Process 30462 attached
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30459, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 30462] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30459, si_uid=65534} ---
[pid  5018] <... clone resumed>, child_tidptr=0x555556efc5d0) = 30463
[pid 30462] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30462, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
./strace-static-x86_64: Process 30463 attached
[pid 30463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30463] setpgid(0, 0)               = 0
[pid 30463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30463] write(3, "1000", 4)         = 4
[pid 30463] close(3)                    = 0
[  255.048700][T30459] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30463] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30463] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30463] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30463] close(5)                    = 0
[pid 30463] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 30466
[pid 30463] tkill(30466, SIGSTOP)       = 0
[pid 30463] exit_group(0)               = ?
[pid 30463] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30463, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30466 attached
, child_tidptr=0x555556efc5d0) = 30467
[pid 30466] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30463, si_uid=65534} ---
[pid 30466] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 30467 attached
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30466, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 30467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30467] setpgid(0, 0)               = 0
[pid 30467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30467] write(3, "1000", 4)         = 4
[pid 30467] close(3)                    = 0
[pid 30467] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30467] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.122151][T30463] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30467] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30467] close(5)                    = 0
[pid 30467] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 30470
[pid 30467] tkill(30470, SIGSTOP)       = 0
[pid 30467] exit_group(0)               = ?
./strace-static-x86_64: Process 30470 attached
[pid 30467] +++ exited with 0 +++
[pid 30470] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30467, si_uid=65534} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30467, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 30470] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30470, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted restart_syscall ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 30471
./strace-static-x86_64: Process 30471 attached
[pid 30471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30471] setpgid(0, 0)               = 0
[pid 30471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30471] write(3, "1000", 4)         = 4
[pid 30471] close(3)                    = 0
[  255.195241][T30467] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30471] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30471] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30471] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30471] close(5)                    = 0
[pid 30471] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 30474
[pid 30471] tkill(30474, SIGSTOP)       = 0
[pid 30471] exit_group(0)               = ?
./strace-static-x86_64: Process 30474 attached
[pid 30471] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30471, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 30474] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30471, si_uid=65534} ---
[pid 30474] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30474, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 30475
./strace-static-x86_64: Process 30475 attached
[pid 30475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30475] setpgid(0, 0)               = 0
[pid 30475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30475] write(3, "1000", 4)         = 4
[pid 30475] close(3)                    = 0
[pid 30475] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30475] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.273002][T30471] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30475] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30475] close(5)                    = 0
[pid 30475] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30478 attached
) = 30478
[pid 30475] tkill(30478, SIGSTOP)       = 0
[pid 30478] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30475, si_uid=65534} ---
[pid 30475] exit_group(0 <unfinished ...>
[pid 30478] --- stopped by SIGSTOP ---
[pid 30475] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30478, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30475] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30475, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30479 attached
, child_tidptr=0x555556efc5d0) = 30479
[pid 30479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30479] setpgid(0, 0)               = 0
[pid 30479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30479] write(3, "1000", 4)         = 4
[pid 30479] close(3)                    = 0
[pid 30479] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30479] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.336826][T30475] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30479] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30479] close(5)                    = 0
[pid 30479] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30482 attached
) = 30482
[pid 30479] tkill(30482, SIGSTOP)       = 0
[pid 30482] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30479, si_uid=65534} ---
[pid 30479] exit_group(0 <unfinished ...>
[pid 30482] --- stopped by SIGSTOP ---
[pid 30479] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30482, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30479] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30479, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30483 attached
, child_tidptr=0x555556efc5d0) = 30483
[pid 30483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30483] setpgid(0, 0)               = 0
[pid 30483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30483] write(3, "1000", 4)         = 4
[pid 30483] close(3)                    = 0
[pid 30483] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30483] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.385355][T30479] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30483] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30483] close(5)                    = 0
[pid 30483] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30486 attached
) = 30486
[pid 30483] tkill(30486, SIGSTOP)       = 0
[pid 30486] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30483, si_uid=65534} ---
[pid 30483] exit_group(0 <unfinished ...>
[pid 30486] --- stopped by SIGSTOP ---
[pid 30483] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30486, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30483] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30483, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30487 attached
, child_tidptr=0x555556efc5d0) = 30487
[pid 30487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30487] setpgid(0, 0)               = 0
[pid 30487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30487] write(3, "1000", 4)         = 4
[pid 30487] close(3)                    = 0
[pid 30487] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30487] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.426164][T30483] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30487] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30487] close(5)                    = 0
[pid 30487] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30490 attached
) = 30490
[pid 30487] tkill(30490, SIGSTOP)       = 0
[pid 30490] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30487, si_uid=65534} ---
[pid 30487] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30490, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30490] --- stopped by SIGSTOP ---
[pid 30487] <... exit_group resumed>)   = ?
[pid 30487] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30487, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30491 attached
, child_tidptr=0x555556efc5d0) = 30491
[pid 30491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30491] setpgid(0, 0)               = 0
[pid 30491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30491] write(3, "1000", 4)         = 4
[pid 30491] close(3)                    = 0
[pid 30491] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30491] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.469947][T30487] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30491] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30491] close(5)                    = 0
[pid 30491] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30494 attached
) = 30494
[pid 30491] tkill(30494, SIGSTOP)       = 0
[pid 30494] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30491, si_uid=65534} ---
[pid 30491] exit_group(0)               = ?
[pid 30494] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30494, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30491] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30491, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30495 attached
, child_tidptr=0x555556efc5d0) = 30495
[pid 30495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30495] setpgid(0, 0)               = 0
[pid 30495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30495] write(3, "1000", 4)         = 4
[pid 30495] close(3)                    = 0
[pid 30495] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30495] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.513431][T30491] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30495] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30495] close(5)                    = 0
[pid 30495] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30498 attached
) = 30498
[pid 30495] tkill(30498, SIGSTOP)       = 0
[pid 30498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30495, si_uid=65534} ---
[pid 30495] exit_group(0 <unfinished ...>
[pid 30498] --- stopped by SIGSTOP ---
[pid 30495] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30498, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30495] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30495, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30499 attached
, child_tidptr=0x555556efc5d0) = 30499
[pid 30499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30499] setpgid(0, 0)               = 0
[pid 30499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30499] write(3, "1000", 4)         = 4
[pid 30499] close(3)                    = 0
[pid 30499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.559451][T30495] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30499] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30499] close(5)                    = 0
[pid 30499] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30502 attached
) = 30502
[pid 30499] tkill(30502, SIGSTOP)       = 0
[pid 30502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30499, si_uid=65534} ---
[pid 30499] exit_group(0 <unfinished ...>
[pid 30502] --- stopped by SIGSTOP ---
[pid 30499] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30502, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30499] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30499, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30503 attached
, child_tidptr=0x555556efc5d0) = 30503
[pid 30503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30503] setpgid(0, 0)               = 0
[pid 30503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30503] write(3, "1000", 4)         = 4
[pid 30503] close(3)                    = 0
[pid 30503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.606147][T30499] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30503] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30503] close(5)                    = 0
[pid 30503] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30506 attached
) = 30506
[pid 30503] tkill(30506, SIGSTOP)       = 0
[pid 30506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30503, si_uid=65534} ---
[pid 30503] exit_group(0 <unfinished ...>
[pid 30506] --- stopped by SIGSTOP ---
[pid 30503] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30506, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30503] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30503, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30507 attached
, child_tidptr=0x555556efc5d0) = 30507
[pid 30507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30507] setpgid(0, 0)               = 0
[pid 30507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30507] write(3, "1000", 4)         = 4
[pid 30507] close(3)                    = 0
[pid 30507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.658742][T30503] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30507] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30507] close(5)                    = 0
[pid 30507] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30510 attached
) = 30510
[pid 30507] tkill(30510, SIGSTOP)       = 0
[pid 30510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30507, si_uid=65534} ---
[pid 30510] --- stopped by SIGSTOP ---
[pid 30507] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30510, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30507] <... exit_group resumed>)   = ?
[pid 30507] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30507, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30511 attached
, child_tidptr=0x555556efc5d0) = 30511
[pid 30511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30511] setpgid(0, 0)               = 0
[pid 30511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30511] write(3, "1000", 4)         = 4
[pid 30511] close(3)                    = 0
[pid 30511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.712307][T30507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30511] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30511] close(5)                    = 0
[pid 30511] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30514 attached
) = 30514
[pid 30511] tkill(30514, SIGSTOP)       = 0
[pid 30511] exit_group(0 <unfinished ...>
[pid 30514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30511, si_uid=65534} ---
[pid 30511] <... exit_group resumed>)   = ?
[pid 30511] +++ exited with 0 +++
[pid 30514] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30511, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30515 attached
, child_tidptr=0x555556efc5d0) = 30515
[pid 30515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30515] setpgid(0, 0)               = 0
[pid 30515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30515] write(3, "1000", 4)         = 4
[pid 30515] close(3)                    = 0
[pid 30515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.762373][T30511] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30515] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30515] close(5)                    = 0
[pid 30515] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30518 attached
) = 30518
[pid 30515] tkill(30518, SIGSTOP)       = 0
[pid 30518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30515, si_uid=65534} ---
[pid 30515] exit_group(0 <unfinished ...>
[pid 30518] --- stopped by SIGSTOP ---
[pid 30515] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30518, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30515] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30515, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30519 attached
, child_tidptr=0x555556efc5d0) = 30519
[pid 30519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30519] setpgid(0, 0)               = 0
[pid 30519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30519] write(3, "1000", 4)         = 4
[pid 30519] close(3)                    = 0
[pid 30519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.809506][T30515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30519] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30519] close(5)                    = 0
[pid 30519] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30522 attached
) = 30522
[pid 30519] tkill(30522, SIGSTOP)       = 0
[pid 30522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30519, si_uid=65534} ---
[pid 30519] exit_group(0 <unfinished ...>
[pid 30522] --- stopped by SIGSTOP ---
[pid 30519] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30522, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30519] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30519, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30523 attached
, child_tidptr=0x555556efc5d0) = 30523
[pid 30523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30523] setpgid(0, 0)               = 0
[pid 30523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30523] write(3, "1000", 4)         = 4
[pid 30523] close(3)                    = 0
[pid 30523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.858200][T30519] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30523] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30523] close(5)                    = 0
[pid 30523] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30526 attached
) = 30526
[pid 30523] tkill(30526, SIGSTOP)       = 0
[pid 30526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30523, si_uid=65534} ---
[pid 30523] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30526, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30526] --- stopped by SIGSTOP ---
[pid 30523] <... exit_group resumed>)   = ?
[pid 30523] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30523, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30527 attached
, child_tidptr=0x555556efc5d0) = 30527
[pid 30527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30527] setpgid(0, 0)               = 0
[pid 30527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30527] write(3, "1000", 4)         = 4
[pid 30527] close(3)                    = 0
[pid 30527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.906918][T30523] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30527] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30527] close(5)                    = 0
[pid 30527] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30530 attached
) = 30530
[pid 30527] tkill(30530, SIGSTOP)       = 0
[pid 30527] exit_group(0 <unfinished ...>
[pid 30530] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30527, si_uid=65534} ---
[pid 30527] <... exit_group resumed>)   = ?
[pid 30530] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30530, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30527] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30527, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30531 attached
, child_tidptr=0x555556efc5d0) = 30531
[pid 30531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30531] setpgid(0, 0)               = 0
[pid 30531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30531] write(3, "1000", 4)         = 4
[pid 30531] close(3)                    = 0
[pid 30531] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30531] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.957656][T30527] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30531] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30531] close(5)                    = 0
[pid 30531] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30534 attached
) = 30534
[pid 30531] tkill(30534, SIGSTOP)       = 0
[pid 30534] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30531, si_uid=65534} ---
[pid 30531] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30534, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30534] --- stopped by SIGSTOP ---
[pid 30531] <... exit_group resumed>)   = ?
[pid 30531] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30531, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30535 attached
, child_tidptr=0x555556efc5d0) = 30535
[pid 30535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30535] setpgid(0, 0)               = 0
[pid 30535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30535] write(3, "1000", 4)         = 4
[pid 30535] close(3)                    = 0
[pid 30535] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30535] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.006463][T30531] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30535] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30535] close(5)                    = 0
[pid 30535] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30538 attached
) = 30538
[pid 30535] tkill(30538, SIGSTOP)       = 0
[pid 30535] exit_group(0 <unfinished ...>
[pid 30538] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30535, si_uid=65534} ---
[pid 30535] <... exit_group resumed>)   = ?
[pid 30538] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30538, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30535] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30535, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30539 attached
, child_tidptr=0x555556efc5d0) = 30539
[pid 30539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30539] setpgid(0, 0)               = 0
[pid 30539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30539] write(3, "1000", 4)         = 4
[pid 30539] close(3)                    = 0
[pid 30539] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30539] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.056923][T30535] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30539] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30539] close(5)                    = 0
[pid 30539] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30542 attached
) = 30542
[pid 30539] tkill(30542, SIGSTOP)       = 0
[pid 30539] exit_group(0 <unfinished ...>
[pid 30542] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30539, si_uid=65534} ---
[pid 30539] <... exit_group resumed>)   = ?
[pid 30542] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30542, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30539] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30539, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30543 attached
, child_tidptr=0x555556efc5d0) = 30543
[pid 30543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30543] setpgid(0, 0)               = 0
[pid 30543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30543] write(3, "1000", 4)         = 4
[pid 30543] close(3)                    = 0
[pid 30543] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30543] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.107652][T30539] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30543] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30543] close(5)                    = 0
[pid 30543] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30546 attached
) = 30546
[pid 30543] tkill(30546, SIGSTOP)       = 0
[pid 30546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30543, si_uid=65534} ---
[pid 30543] exit_group(0 <unfinished ...>
[pid 30546] --- stopped by SIGSTOP ---
[pid 30543] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30546, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30543] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30543, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30547 attached
, child_tidptr=0x555556efc5d0) = 30547
[pid 30547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30547] setpgid(0, 0)               = 0
[pid 30547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30547] write(3, "1000", 4)         = 4
[pid 30547] close(3)                    = 0
[pid 30547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.159233][T30543] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30547] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30547] close(5)                    = 0
[pid 30547] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30550 attached
) = 30550
[pid 30547] tkill(30550, SIGSTOP)       = 0
[pid 30550] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30547, si_uid=65534} ---
[pid 30547] exit_group(0 <unfinished ...>
[pid 30550] --- stopped by SIGSTOP ---
[pid 30547] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30550, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30547] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30547, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30551 attached
, child_tidptr=0x555556efc5d0) = 30551
[pid 30551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30551] setpgid(0, 0)               = 0
[pid 30551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30551] write(3, "1000", 4)         = 4
[pid 30551] close(3)                    = 0
[pid 30551] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30551] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.205614][T30547] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30551] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30551] close(5)                    = 0
[pid 30551] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30554 attached
) = 30554
[pid 30551] tkill(30554, SIGSTOP)       = 0
[pid 30554] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30551, si_uid=65534} ---
[pid 30551] exit_group(0 <unfinished ...>
[pid 30554] --- stopped by SIGSTOP ---
[pid 30551] <... exit_group resumed>)   = ?
[pid 30551] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30554, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30555 attached
, child_tidptr=0x555556efc5d0) = 30555
[pid 30555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30555] setpgid(0, 0)               = 0
[pid 30555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30555] write(3, "1000", 4)         = 4
[pid 30555] close(3)                    = 0
[pid 30555] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30555] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.257547][T30551] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30555] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30555] close(5)                    = 0
[pid 30555] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30558 attached
) = 30558
[pid 30555] tkill(30558, SIGSTOP)       = 0
[pid 30558] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30555, si_uid=65534} ---
[pid 30555] exit_group(0)               = ?
[pid 30558] --- stopped by SIGSTOP ---
[pid 30555] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30558, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30559 attached
, child_tidptr=0x555556efc5d0) = 30559
[pid 30559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30559] setpgid(0, 0)               = 0
[pid 30559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30559] write(3, "1000", 4)         = 4
[pid 30559] close(3)                    = 0
[pid 30559] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30559] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.305432][T30555] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30559] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30559] close(5)                    = 0
[pid 30559] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30562 attached
) = 30562
[pid 30559] tkill(30562, SIGSTOP)       = 0
[pid 30562] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30559, si_uid=65534} ---
[pid 30559] exit_group(0)               = ?
[pid 30562] --- stopped by SIGSTOP ---
[pid 30559] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30562, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30559, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30563 attached
, child_tidptr=0x555556efc5d0) = 30563
[pid 30563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30563] setpgid(0, 0)               = 0
[pid 30563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30563] write(3, "1000", 4)         = 4
[pid 30563] close(3)                    = 0
[pid 30563] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30563] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.364889][T30559] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30563] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30563] close(5)                    = 0
[pid 30563] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30566 attached
) = 30566
[pid 30563] tkill(30566, SIGSTOP)       = 0
[pid 30566] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30563, si_uid=65534} ---
[pid 30563] exit_group(0)               = ?
[pid 30566] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30566, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30563] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30563, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30567 attached
, child_tidptr=0x555556efc5d0) = 30567
[pid 30567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30567] setpgid(0, 0)               = 0
[pid 30567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30567] write(3, "1000", 4)         = 4
[pid 30567] close(3)                    = 0
[pid 30567] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30567] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.411507][T30563] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30567] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30567] close(5)                    = 0
[pid 30567] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30570 attached
) = 30570
[pid 30567] tkill(30570, SIGSTOP)       = 0
[pid 30570] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30567, si_uid=65534} ---
[pid 30567] exit_group(0 <unfinished ...>
[pid 30570] --- stopped by SIGSTOP ---
[pid 30567] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30570, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30567] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30567, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30571 attached
, child_tidptr=0x555556efc5d0) = 30571
[pid 30571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30571] setpgid(0, 0)               = 0
[pid 30571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30571] write(3, "1000", 4)         = 4
[pid 30571] close(3)                    = 0
[pid 30571] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30571] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.459363][T30567] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30571] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30571] close(5)                    = 0
[pid 30571] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30574 attached
) = 30574
[pid 30571] tkill(30574, SIGSTOP)       = 0
[pid 30574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30571, si_uid=65534} ---
[pid 30571] exit_group(0)               = ?
[pid 30574] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30574, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30571] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30571, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30575 attached
, child_tidptr=0x555556efc5d0) = 30575
[pid 30575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30575] setpgid(0, 0)               = 0
[pid 30575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30575] write(3, "1000", 4)         = 4
[pid 30575] close(3)                    = 0
[pid 30575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.505486][T30571] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30575] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30575] close(5)                    = 0
[pid 30575] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30578 attached
) = 30578
[pid 30575] tkill(30578, SIGSTOP)       = 0
[pid 30575] exit_group(0 <unfinished ...>
[pid 30578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30575, si_uid=65534} ---
[pid 30575] <... exit_group resumed>)   = ?
[pid 30578] --- stopped by SIGSTOP ---
[pid 30575] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30578, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30579 attached
, child_tidptr=0x555556efc5d0) = 30579
[pid 30579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30579] setpgid(0, 0)               = 0
[pid 30579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30579] write(3, "1000", 4)         = 4
[pid 30579] close(3)                    = 0
[pid 30579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.553836][T30575] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30579] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30579] close(5)                    = 0
[pid 30579] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30582 attached
) = 30582
[pid 30579] tkill(30582, SIGSTOP)       = 0
[pid 30582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30579, si_uid=65534} ---
[pid 30579] exit_group(0 <unfinished ...>
[pid 30582] --- stopped by SIGSTOP ---
[pid 30579] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30582, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30579] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30579, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30583 attached
, child_tidptr=0x555556efc5d0) = 30583
[pid 30583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30583] setpgid(0, 0)               = 0
[pid 30583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30583] write(3, "1000", 4)         = 4
[pid 30583] close(3)                    = 0
[pid 30583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.600074][T30579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30583] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30583] close(5)                    = 0
[pid 30583] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30586 attached
) = 30586
[pid 30583] tkill(30586, SIGSTOP)       = 0
[pid 30586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30583, si_uid=65534} ---
[pid 30583] exit_group(0)               = ?
[pid 30586] --- stopped by SIGSTOP ---
[pid 30583] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30586, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30587 attached
, child_tidptr=0x555556efc5d0) = 30587
[pid 30587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30587] setpgid(0, 0)               = 0
[pid 30587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30587] write(3, "1000", 4)         = 4
[pid 30587] close(3)                    = 0
[pid 30587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.650174][T30583] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30587] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30587] close(5)                    = 0
[pid 30587] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30590 attached
) = 30590
[pid 30587] tkill(30590, SIGSTOP)       = 0
[pid 30587] exit_group(0 <unfinished ...>
[pid 30590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30587, si_uid=65534} ---
[pid 30587] <... exit_group resumed>)   = ?
[pid 30590] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30590, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30587] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30587, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30591 attached
, child_tidptr=0x555556efc5d0) = 30591
[pid 30591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30591] setpgid(0, 0)               = 0
[pid 30591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30591] write(3, "1000", 4)         = 4
[pid 30591] close(3)                    = 0
[pid 30591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.703273][T30587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30591] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30591] close(5)                    = 0
[pid 30591] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30594 attached
) = 30594
[pid 30591] tkill(30594, SIGSTOP)       = 0
[pid 30591] exit_group(0 <unfinished ...>
[pid 30594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30591, si_uid=65534} ---
[pid 30591] <... exit_group resumed>)   = ?
[pid 30594] --- stopped by SIGSTOP ---
[pid 30591] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30594, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30595 attached
, child_tidptr=0x555556efc5d0) = 30595
[pid 30595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30595] setpgid(0, 0)               = 0
[pid 30595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30595] write(3, "1000", 4)         = 4
[pid 30595] close(3)                    = 0
[pid 30595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.749100][T30591] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30595] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30595] close(5)                    = 0
[pid 30595] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30598 attached
) = 30598
[pid 30595] tkill(30598, SIGSTOP)       = 0
[pid 30595] exit_group(0 <unfinished ...>
[pid 30598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30595, si_uid=65534} ---
[pid 30595] <... exit_group resumed>)   = ?
[pid 30598] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30598, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30595] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30595, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30599 attached
, child_tidptr=0x555556efc5d0) = 30599
[pid 30599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30599] setpgid(0, 0)               = 0
[pid 30599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30599] write(3, "1000", 4)         = 4
[pid 30599] close(3)                    = 0
[pid 30599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.796712][T30595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30599] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30599] close(5)                    = 0
[pid 30599] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30602 attached
) = 30602
[pid 30599] tkill(30602, SIGSTOP)       = 0
[pid 30602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30599, si_uid=65534} ---
[pid 30599] exit_group(0 <unfinished ...>
[pid 30602] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30602, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30599] <... exit_group resumed>)   = ?
[pid 30599] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30599, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30603 attached
, child_tidptr=0x555556efc5d0) = 30603
[pid 30603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30603] setpgid(0, 0)               = 0
[pid 30603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30603] write(3, "1000", 4)         = 4
[pid 30603] close(3)                    = 0
[pid 30603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.847587][T30599] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30603] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30603] close(5)                    = 0
[pid 30603] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30606 attached
) = 30606
[pid 30603] tkill(30606, SIGSTOP)       = 0
[pid 30603] exit_group(0 <unfinished ...>
[pid 30606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30603, si_uid=65534} ---
[pid 30606] --- stopped by SIGSTOP ---
[pid 30603] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30606, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30603] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30603, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30607 attached
, child_tidptr=0x555556efc5d0) = 30607
[pid 30607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30607] setpgid(0, 0)               = 0
[pid 30607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30607] write(3, "1000", 4)         = 4
[pid 30607] close(3)                    = 0
[pid 30607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.895506][T30603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30607] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30607] close(5)                    = 0
[pid 30607] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30610 attached
) = 30610
[pid 30607] tkill(30610, SIGSTOP)       = 0
[pid 30610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30607, si_uid=65534} ---
[pid 30607] exit_group(0 <unfinished ...>
[pid 30610] --- stopped by SIGSTOP ---
[pid 30607] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30610, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30607] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30607, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30611 attached
, child_tidptr=0x555556efc5d0) = 30611
[pid 30611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30611] setpgid(0, 0)               = 0
[pid 30611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30611] write(3, "1000", 4)         = 4
[pid 30611] close(3)                    = 0
[pid 30611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.943597][T30607] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30611] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30611] close(5)                    = 0
[pid 30611] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30614 attached
) = 30614
[pid 30611] tkill(30614, SIGSTOP)       = 0
[pid 30611] exit_group(0 <unfinished ...>
[pid 30614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30611, si_uid=65534} ---
[pid 30611] <... exit_group resumed>)   = ?
[pid 30614] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30614, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30611] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30611, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30615 attached
, child_tidptr=0x555556efc5d0) = 30615
[pid 30615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30615] setpgid(0, 0)               = 0
[pid 30615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30615] write(3, "1000", 4)         = 4
[pid 30615] close(3)                    = 0
[pid 30615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.993579][T30611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30615] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30615] close(5)                    = 0
[pid 30615] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30618 attached
) = 30618
[pid 30615] tkill(30618, SIGSTOP)       = 0
[pid 30618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30615, si_uid=65534} ---
[pid 30615] exit_group(0 <unfinished ...>
[pid 30618] --- stopped by SIGSTOP ---
[pid 30615] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30618, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30615] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30619 attached
, child_tidptr=0x555556efc5d0) = 30619
[pid 30619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30619] setpgid(0, 0)               = 0
[pid 30619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30619] write(3, "1000", 4)         = 4
[pid 30619] close(3)                    = 0
[pid 30619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.040362][T30615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30619] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30619] close(5)                    = 0
[pid 30619] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30622 attached
) = 30622
[pid 30619] tkill(30622, SIGSTOP)       = 0
[pid 30622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30619, si_uid=65534} ---
[pid 30619] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30622, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30622] --- stopped by SIGSTOP ---
[pid 30619] <... exit_group resumed>)   = ?
[pid 30619] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30623 attached
, child_tidptr=0x555556efc5d0) = 30623
[pid 30623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30623] setpgid(0, 0)               = 0
[pid 30623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30623] write(3, "1000", 4)         = 4
[pid 30623] close(3)                    = 0
[pid 30623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.090429][T30619] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30623] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30623] close(5)                    = 0
[pid 30623] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30626 attached
) = 30626
[pid 30623] tkill(30626, SIGSTOP)       = 0
[pid 30626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30623, si_uid=65534} ---
[pid 30623] exit_group(0)               = ?
[pid 30626] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30626, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30623] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30627 attached
, child_tidptr=0x555556efc5d0) = 30627
[pid 30627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30627] setpgid(0, 0)               = 0
[pid 30627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30627] write(3, "1000", 4)         = 4
[pid 30627] close(3)                    = 0
[pid 30627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.143117][T30623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30627] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30627] close(5)                    = 0
[pid 30627] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30630 attached
) = 30630
[pid 30627] tkill(30630, SIGSTOP)       = 0
[pid 30630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30627, si_uid=65534} ---
[pid 30627] exit_group(0 <unfinished ...>
[pid 30630] --- stopped by SIGSTOP ---
[pid 30627] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30630, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30627] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30631 attached
, child_tidptr=0x555556efc5d0) = 30631
[pid 30631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30631] setpgid(0, 0)               = 0
[pid 30631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30631] write(3, "1000", 4)         = 4
[pid 30631] close(3)                    = 0
[pid 30631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.190727][T30627] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30631] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30631] close(5)                    = 0
[pid 30631] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30634 attached
) = 30634
[pid 30631] tkill(30634, SIGSTOP)       = 0
[pid 30634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30631, si_uid=65534} ---
[pid 30631] exit_group(0 <unfinished ...>
[pid 30634] --- stopped by SIGSTOP ---
[pid 30631] <... exit_group resumed>)   = ?
[pid 30631] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30634, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30635 attached
, child_tidptr=0x555556efc5d0) = 30635
[pid 30635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30635] setpgid(0, 0)               = 0
[pid 30635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30635] write(3, "1000", 4)         = 4
[pid 30635] close(3)                    = 0
[pid 30635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.233184][T30631] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30635] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30635] close(5)                    = 0
[pid 30635] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30638 attached
) = 30638
[pid 30635] tkill(30638, SIGSTOP)       = 0
[pid 30638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30635, si_uid=65534} ---
[pid 30635] exit_group(0)               = ?
[pid 30638] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30638, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30635] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30635, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30639 attached
, child_tidptr=0x555556efc5d0) = 30639
[pid 30639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30639] setpgid(0, 0)               = 0
[pid 30639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30639] write(3, "1000", 4)         = 4
[pid 30639] close(3)                    = 0
[pid 30639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30639] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  257.278172][T30635] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30639] close(5)                    = 0
[pid 30639] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30642 attached
) = 30642
[pid 30639] tkill(30642, SIGSTOP)       = 0
[pid 30642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30639, si_uid=65534} ---
[pid 30639] exit_group(0 <unfinished ...>
[pid 30642] --- stopped by SIGSTOP ---
[pid 30639] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30642, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30639] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30639, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30643 attached
, child_tidptr=0x555556efc5d0) = 30643
[pid 30643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30643] setpgid(0, 0)               = 0
[pid 30643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30643] write(3, "1000", 4)         = 4
[pid 30643] close(3)                    = 0
[pid 30643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.324753][T30639] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30643] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30643] close(5)                    = 0
[pid 30643] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30646 attached
) = 30646
[pid 30643] tkill(30646, SIGSTOP)       = 0
[pid 30646] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30643, si_uid=65534} ---
[pid 30643] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30646, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30646] --- stopped by SIGSTOP ---
[pid 30643] <... exit_group resumed>)   = ?
[pid 30643] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30647 attached
, child_tidptr=0x555556efc5d0) = 30647
[pid 30647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30647] setpgid(0, 0)               = 0
[pid 30647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30647] write(3, "1000", 4)         = 4
[pid 30647] close(3)                    = 0
[pid 30647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.368036][T30643] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30647] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30647] close(5)                    = 0
[pid 30647] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30650 attached
) = 30650
[pid 30647] tkill(30650, SIGSTOP)       = 0
[pid 30647] exit_group(0 <unfinished ...>
[pid 30650] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30647, si_uid=65534} ---
[pid 30647] <... exit_group resumed>)   = ?
[pid 30650] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30650, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30647] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30647, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30651 attached
, child_tidptr=0x555556efc5d0) = 30651
[pid 30651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30651] setpgid(0, 0)               = 0
[pid 30651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30651] write(3, "1000", 4)         = 4
[pid 30651] close(3)                    = 0
[pid 30651] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30651] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.414219][T30647] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30651] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30651] close(5)                    = 0
[pid 30651] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30654 attached
) = 30654
[pid 30651] tkill(30654, SIGSTOP)       = 0
[pid 30651] exit_group(0 <unfinished ...>
[pid 30654] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30651, si_uid=65534} ---
[pid 30651] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30654, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30654] --- stopped by SIGSTOP ---
[pid 30651] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30651, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30655 attached
, child_tidptr=0x555556efc5d0) = 30655
[pid 30655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30655] setpgid(0, 0)               = 0
[pid 30655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30655] write(3, "1000", 4)         = 4
[pid 30655] close(3)                    = 0
[pid 30655] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30655] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.457098][T30651] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30655] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30655] close(5)                    = 0
[pid 30655] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30658 attached
) = 30658
[pid 30655] tkill(30658, SIGSTOP)       = 0
[pid 30658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30655, si_uid=65534} ---
[pid 30655] exit_group(0)               = ?
[pid 30658] --- stopped by SIGSTOP ---
[pid 30655] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30658, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30655, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30659 attached
, child_tidptr=0x555556efc5d0) = 30659
[pid 30659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30659] setpgid(0, 0)               = 0
[pid 30659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30659] write(3, "1000", 4)         = 4
[pid 30659] close(3)                    = 0
[pid 30659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.502612][T30655] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30659] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30659] close(5)                    = 0
[pid 30659] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30662 attached
) = 30662
[pid 30659] tkill(30662, SIGSTOP)       = 0
[pid 30662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30659, si_uid=65534} ---
[pid 30659] exit_group(0 <unfinished ...>
[pid 30662] --- stopped by SIGSTOP ---
[pid 30659] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30662, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30659] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30659, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30663 attached
, child_tidptr=0x555556efc5d0) = 30663
[pid 30663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30663] setpgid(0, 0)               = 0
[pid 30663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30663] write(3, "1000", 4)         = 4
[pid 30663] close(3)                    = 0
[pid 30663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.552152][T30659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30663] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30663] close(5)                    = 0
[pid 30663] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30666 attached
) = 30666
[pid 30663] tkill(30666, SIGSTOP)       = 0
[pid 30666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30663, si_uid=65534} ---
[pid 30663] exit_group(0 <unfinished ...>
[pid 30666] --- stopped by SIGSTOP ---
[pid 30663] <... exit_group resumed>)   = ?
[pid 30663] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30666, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30667 attached
, child_tidptr=0x555556efc5d0) = 30667
[pid 30667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30667] setpgid(0, 0)               = 0
[pid 30667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30667] write(3, "1000", 4)         = 4
[pid 30667] close(3)                    = 0
[pid 30667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.597951][T30663] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30667] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30667] close(5)                    = 0
[pid 30667] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30670 attached
) = 30670
[pid 30667] tkill(30670, SIGSTOP)       = 0
[pid 30670] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30667, si_uid=65534} ---
[pid 30667] exit_group(0 <unfinished ...>
[pid 30670] --- stopped by SIGSTOP ---
[pid 30667] <... exit_group resumed>)   = ?
[pid 30667] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30670, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30671 attached
, child_tidptr=0x555556efc5d0) = 30671
[pid 30671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30671] setpgid(0, 0)               = 0
[pid 30671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30671] write(3, "1000", 4)         = 4
[pid 30671] close(3)                    = 0
[pid 30671] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30671] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.647187][T30667] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30671] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30671] close(5)                    = 0
[pid 30671] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30674 attached
) = 30674
[pid 30671] tkill(30674, SIGSTOP)       = 0
[pid 30671] exit_group(0 <unfinished ...>
[pid 30674] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30671, si_uid=65534} ---
[pid 30671] <... exit_group resumed>)   = ?
[pid 30671] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30671, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 30674] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30675 attached
, child_tidptr=0x555556efc5d0) = 30675
[pid 30675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30675] setpgid(0, 0)               = 0
[pid 30675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30675] write(3, "1000", 4)         = 4
[pid 30675] close(3)                    = 0
[pid 30675] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30675] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30675] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30675] close(5)                    = 0
[pid 30675] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30678 attached
) = 30678
[pid 30675] tkill(30678, SIGSTOP)       = 0
[pid 30678] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30675, si_uid=65534} ---
[pid 30675] exit_group(0 <unfinished ...>
[pid 30678] --- stopped by SIGSTOP ---
[pid 30675] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30678, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30675] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30675, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30679 attached
, child_tidptr=0x555556efc5d0) = 30679
[pid 30679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30679] setpgid(0, 0)               = 0
[pid 30679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30679] write(3, "1000", 4)         = 4
[pid 30679] close(3)                    = 0
[pid 30679] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30679] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.702598][T30671] vhci_hcd vhci_hcd.0: port 0 already used
[  257.742207][T30675] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30679] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30679] close(5)                    = 0
[pid 30679] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30682 attached
) = 30682
[pid 30679] tkill(30682, SIGSTOP)       = 0
[pid 30679] exit_group(0 <unfinished ...>
[pid 30682] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30679, si_uid=65534} ---
[pid 30679] <... exit_group resumed>)   = ?
[pid 30682] --- stopped by SIGSTOP ---
[pid 30679] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30682, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30683 attached
, child_tidptr=0x555556efc5d0) = 30683
[pid 30683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30683] setpgid(0, 0)               = 0
[pid 30683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30683] write(3, "1000", 4)         = 4
[pid 30683] close(3)                    = 0
[pid 30683] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30683] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.785924][T30679] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30683] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30683] close(5)                    = 0
[pid 30683] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30686 attached
) = 30686
[pid 30683] tkill(30686, SIGSTOP)       = 0
[pid 30686] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30683, si_uid=65534} ---
[pid 30683] exit_group(0 <unfinished ...>
[pid 30686] --- stopped by SIGSTOP ---
[pid 30683] <... exit_group resumed>)   = ?
[pid 30683] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30686, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30687 attached
, child_tidptr=0x555556efc5d0) = 30687
[pid 30687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30687] setpgid(0, 0)               = 0
[pid 30687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30687] write(3, "1000", 4)         = 4
[pid 30687] close(3)                    = 0
[pid 30687] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30687] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.828908][T30683] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30687] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30687] close(5)                    = 0
[pid 30687] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30690 attached
) = 30690
[pid 30687] tkill(30690, SIGSTOP)       = 0
[pid 30687] exit_group(0 <unfinished ...>
[pid 30690] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30687, si_uid=65534} ---
[pid 30687] <... exit_group resumed>)   = ?
[pid 30690] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30690, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30687] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30687, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30691 attached
, child_tidptr=0x555556efc5d0) = 30691
[pid 30691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30691] setpgid(0, 0)               = 0
[pid 30691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30691] write(3, "1000", 4)         = 4
[pid 30691] close(3)                    = 0
[pid 30691] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30691] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.876209][T30687] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30691] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30691] close(5)                    = 0
[pid 30691] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30694 attached
) = 30694
[pid 30691] tkill(30694, SIGSTOP)       = 0
[pid 30694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30691, si_uid=65534} ---
[pid 30691] exit_group(0)               = ?
[pid 30694] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30694, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30691] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30691, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30695 attached
, child_tidptr=0x555556efc5d0) = 30695
[pid 30695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30695] setpgid(0, 0)               = 0
[pid 30695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30695] write(3, "1000", 4)         = 4
[pid 30695] close(3)                    = 0
[pid 30695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.919289][T30691] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30695] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30695] close(5)                    = 0
[pid 30695] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30698 attached
) = 30698
[pid 30695] tkill(30698, SIGSTOP)       = 0
[pid 30698] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30695, si_uid=65534} ---
[pid 30695] exit_group(0 <unfinished ...>
[pid 30698] --- stopped by SIGSTOP ---
[pid 30695] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30698, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30695] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30695, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30699 attached
, child_tidptr=0x555556efc5d0) = 30699
[pid 30699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30699] setpgid(0, 0)               = 0
[pid 30699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30699] write(3, "1000", 4)         = 4
[pid 30699] close(3)                    = 0
[pid 30699] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30699] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.969056][T30695] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30699] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30699] close(5)                    = 0
[pid 30699] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30702 attached
) = 30702
[pid 30699] tkill(30702, SIGSTOP)       = 0
[pid 30702] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30699, si_uid=65534} ---
[pid 30699] exit_group(0 <unfinished ...>
[pid 30702] --- stopped by SIGSTOP ---
[pid 30699] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30702, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 30699] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30699, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30703 attached
, child_tidptr=0x555556efc5d0) = 30703
[pid 30703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30703] setpgid(0, 0)               = 0
[pid 30703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30703] write(3, "1000", 4)         = 4
[pid 30703] close(3)                    = 0
[pid 30703] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30703] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.020395][T30699] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30703] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30703] close(5)                    = 0
[pid 30703] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30706 attached
) = 30706
[pid 30703] tkill(30706, SIGSTOP)       = 0
[pid 30706] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30703, si_uid=65534} ---
[pid 30703] exit_group(0 <unfinished ...>
[pid 30706] --- stopped by SIGSTOP ---
[pid 30703] <... exit_group resumed>)   = ?
[pid 30703] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30706, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30707 attached
, child_tidptr=0x555556efc5d0) = 30707
[pid 30707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30707] setpgid(0, 0)               = 0
[pid 30707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30707] write(3, "1000", 4)         = 4
[pid 30707] close(3)                    = 0
[pid 30707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.071912][T30703] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30707] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30707] close(5)                    = 0
[pid 30707] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30710 attached
) = 30710
[pid 30707] tkill(30710, SIGSTOP)       = 0
[pid 30710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30707, si_uid=65534} ---
[pid 30707] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30710, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30710] --- stopped by SIGSTOP ---
[pid 30707] <... exit_group resumed>)   = ?
[pid 30707] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30707, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30711 attached
, child_tidptr=0x555556efc5d0) = 30711
[pid 30711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30711] setpgid(0, 0)               = 0
[pid 30711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30711] write(3, "1000", 4)         = 4
[pid 30711] close(3)                    = 0
[pid 30711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.120944][T30707] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30711] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30711] close(5)                    = 0
[pid 30711] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30714 attached
) = 30714
[pid 30711] tkill(30714, SIGSTOP)       = 0
[pid 30714] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30711, si_uid=65534} ---
[pid 30711] exit_group(0 <unfinished ...>
[pid 30714] --- stopped by SIGSTOP ---
[pid 30711] <... exit_group resumed>)   = ?
[pid 30711] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30714, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30715 attached
, child_tidptr=0x555556efc5d0) = 30715
[pid 30715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30715] setpgid(0, 0)               = 0
[pid 30715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30715] write(3, "1000", 4)         = 4
[pid 30715] close(3)                    = 0
[pid 30715] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30715] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.167088][T30711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30715] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30715] close(5)                    = 0
[pid 30715] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30718 attached
) = 30718
[pid 30715] tkill(30718, SIGSTOP)       = 0
[pid 30718] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30715, si_uid=65534} ---
[pid 30715] exit_group(0 <unfinished ...>
[pid 30718] --- stopped by SIGSTOP ---
[pid 30715] <... exit_group resumed>)   = ?
[pid 30715] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30718, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30719 attached
, child_tidptr=0x555556efc5d0) = 30719
[pid 30719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30719] setpgid(0, 0)               = 0
[pid 30719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30719] write(3, "1000", 4)         = 4
[pid 30719] close(3)                    = 0
[pid 30719] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30719] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.223313][T30715] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30719] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30719] close(5)                    = 0
[pid 30719] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30722 attached
) = 30722
[pid 30719] tkill(30722, SIGSTOP)       = 0
[pid 30722] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30719, si_uid=65534} ---
[pid 30719] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30722, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30722] --- stopped by SIGSTOP ---
[pid 30719] <... exit_group resumed>)   = ?
[pid 30719] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30719, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30723 attached
, child_tidptr=0x555556efc5d0) = 30723
[pid 30723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30723] setpgid(0, 0)               = 0
[pid 30723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30723] write(3, "1000", 4)         = 4
[pid 30723] close(3)                    = 0
[pid 30723] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30723] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.277276][T30719] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30723] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30723] close(5)                    = 0
[pid 30723] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30726 attached
) = 30726
[pid 30723] tkill(30726, SIGSTOP)       = 0
[pid 30726] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30723, si_uid=65534} ---
[pid 30723] exit_group(0)               = ?
[pid 30726] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30726, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30723] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30723, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30727 attached
, child_tidptr=0x555556efc5d0) = 30727
[pid 30727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30727] setpgid(0, 0)               = 0
[pid 30727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30727] write(3, "1000", 4)         = 4
[pid 30727] close(3)                    = 0
[pid 30727] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30727] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.328331][T30723] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30727] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30727] close(5)                    = 0
[pid 30727] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30730 attached
) = 30730
[pid 30727] tkill(30730, SIGSTOP)       = 0
[pid 30730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30727, si_uid=65534} ---
[pid 30727] exit_group(0 <unfinished ...>
[pid 30730] --- stopped by SIGSTOP ---
[pid 30727] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30730, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30727] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30727, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30731 attached
, child_tidptr=0x555556efc5d0) = 30731
[pid 30731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30731] setpgid(0, 0)               = 0
[pid 30731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30731] write(3, "1000", 4)         = 4
[pid 30731] close(3)                    = 0
[  258.377492][T30727] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30731] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30731] close(5)                    = 0
[pid 30731] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30734 attached
) = 30734
[pid 30731] tkill(30734, SIGSTOP)       = 0
[pid 30731] exit_group(0 <unfinished ...>
[pid 30734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30731, si_uid=65534} ---
[pid 30731] <... exit_group resumed>)   = ?
[pid 30734] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30734, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30731] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30731, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30735 attached
, child_tidptr=0x555556efc5d0) = 30735
[pid 30735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30735] setpgid(0, 0)               = 0
[pid 30735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30735] write(3, "1000", 4)         = 4
[pid 30735] close(3)                    = 0
[pid 30735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.422740][T30731] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30735] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30735] close(5)                    = 0
[pid 30735] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30738 attached
) = 30738
[pid 30735] tkill(30738, SIGSTOP)       = 0
[pid 30738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30735, si_uid=65534} ---
[pid 30735] exit_group(0 <unfinished ...>
[pid 30738] --- stopped by SIGSTOP ---
[pid 30735] <... exit_group resumed>)   = ?
[pid 30735] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30738, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30739 attached
, child_tidptr=0x555556efc5d0) = 30739
[pid 30739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30739] setpgid(0, 0)               = 0
[pid 30739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30739] write(3, "1000", 4)         = 4
[pid 30739] close(3)                    = 0
[pid 30739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.473557][T30735] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30739] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30739] close(5)                    = 0
[pid 30739] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30742 attached
) = 30742
[pid 30739] tkill(30742, SIGSTOP)       = 0
[pid 30742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30739, si_uid=65534} ---
[pid 30739] exit_group(0 <unfinished ...>
[pid 30742] --- stopped by SIGSTOP ---
[pid 30739] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30742, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30739] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30739, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30743 attached
, child_tidptr=0x555556efc5d0) = 30743
[pid 30743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30743] setpgid(0, 0)               = 0
[pid 30743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30743] write(3, "1000", 4)         = 4
[pid 30743] close(3)                    = 0
[pid 30743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.529030][T30739] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30743] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30743] close(5)                    = 0
[pid 30743] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30746 attached
) = 30746
[pid 30743] tkill(30746, SIGSTOP)       = 0
[pid 30746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30743, si_uid=65534} ---
[pid 30743] exit_group(0 <unfinished ...>
[pid 30746] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30746, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30743] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 30743] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30743, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30747 attached
, child_tidptr=0x555556efc5d0) = 30747
[pid 30747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30747] setpgid(0, 0)               = 0
[pid 30747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30747] write(3, "1000", 4)         = 4
[pid 30747] close(3)                    = 0
[pid 30747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.581093][T30743] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30747] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30747] close(5)                    = 0
[pid 30747] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30750 attached
) = 30750
[pid 30747] tkill(30750, SIGSTOP)       = 0
[pid 30750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30747, si_uid=65534} ---
[pid 30747] exit_group(0 <unfinished ...>
[pid 30750] --- stopped by SIGSTOP ---
[pid 30747] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30750, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30747] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30747, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30751 attached
, child_tidptr=0x555556efc5d0) = 30751
[pid 30751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30751] setpgid(0, 0)               = 0
[pid 30751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30751] write(3, "1000", 4)         = 4
[pid 30751] close(3)                    = 0
[pid 30751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.631804][T30747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30751] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30751] close(5)                    = 0
[pid 30751] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30754 attached
) = 30754
[pid 30751] tkill(30754, SIGSTOP)       = 0
[pid 30754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30751, si_uid=65534} ---
[pid 30751] exit_group(0 <unfinished ...>
[pid 30754] --- stopped by SIGSTOP ---
[pid 30751] <... exit_group resumed>)   = ?
[pid 30751] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30754, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30755 attached
, child_tidptr=0x555556efc5d0) = 30755
[pid 30755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30755] setpgid(0, 0)               = 0
[pid 30755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30755] write(3, "1000", 4)         = 4
[pid 30755] close(3)                    = 0
[pid 30755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.676441][T30751] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30755] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30755] close(5)                    = 0
[pid 30755] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30758 attached
) = 30758
[pid 30755] tkill(30758, SIGSTOP)       = 0
[pid 30758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30755, si_uid=65534} ---
[pid 30755] exit_group(0 <unfinished ...>
[pid 30758] --- stopped by SIGSTOP ---
[pid 30755] <... exit_group resumed>)   = ?
[pid 30755] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30758, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30759 attached
, child_tidptr=0x555556efc5d0) = 30759
[pid 30759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30759] setpgid(0, 0)               = 0
[pid 30759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30759] write(3, "1000", 4)         = 4
[pid 30759] close(3)                    = 0
[pid 30759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.723850][T30755] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30759] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30759] close(5)                    = 0
[pid 30759] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30762 attached
) = 30762
[pid 30759] tkill(30762, SIGSTOP)       = 0
[pid 30762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30759, si_uid=65534} ---
[pid 30759] exit_group(0 <unfinished ...>
[pid 30762] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30762, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30759] <... exit_group resumed>)   = ?
[pid 30759] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30759, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30763 attached
, child_tidptr=0x555556efc5d0) = 30763
[pid 30763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30763] setpgid(0, 0)               = 0
[pid 30763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30763] write(3, "1000", 4)         = 4
[pid 30763] close(3)                    = 0
[pid 30763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.771955][T30759] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30763] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30763] close(5)                    = 0
[pid 30763] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30766 attached
) = 30766
[pid 30763] tkill(30766, SIGSTOP)       = 0
[pid 30766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30763, si_uid=65534} ---
[pid 30763] exit_group(0 <unfinished ...>
[pid 30766] --- stopped by SIGSTOP ---
[pid 30763] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30766, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30763] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30763, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30767 attached
, child_tidptr=0x555556efc5d0) = 30767
[pid 30767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30767] setpgid(0, 0)               = 0
[pid 30767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30767] write(3, "1000", 4)         = 4
[pid 30767] close(3)                    = 0
[pid 30767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.816951][T30763] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30767] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30767] close(5)                    = 0
[pid 30767] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30770 attached
) = 30770
[pid 30767] tkill(30770, SIGSTOP)       = 0
[pid 30770] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30767, si_uid=65534} ---
[pid 30767] exit_group(0)               = ?
[pid 30770] --- stopped by SIGSTOP ---
[pid 30767] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30770, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30771 attached
, child_tidptr=0x555556efc5d0) = 30771
[pid 30771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30771] setpgid(0, 0)               = 0
[pid 30771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30771] write(3, "1000", 4)         = 4
[pid 30771] close(3)                    = 0
[pid 30771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.864204][T30767] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30771] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30771] close(5)                    = 0
[pid 30771] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30774 attached
) = 30774
[pid 30771] tkill(30774, SIGSTOP)       = 0
[pid 30774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30771, si_uid=65534} ---
[pid 30771] exit_group(0)               = ?
[pid 30774] --- stopped by SIGSTOP ---
[pid 30771] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30774, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30775 attached
, child_tidptr=0x555556efc5d0) = 30775
[pid 30775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30775] setpgid(0, 0)               = 0
[pid 30775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30775] write(3, "1000", 4)         = 4
[pid 30775] close(3)                    = 0
[pid 30775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.910598][T30771] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30775] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30775] close(5)                    = 0
[pid 30775] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30778 attached
) = 30778
[pid 30775] tkill(30778, SIGSTOP)       = 0
[pid 30778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30775, si_uid=65534} ---
[pid 30775] exit_group(0 <unfinished ...>
[pid 30778] --- stopped by SIGSTOP ---
[pid 30775] <... exit_group resumed>)   = ?
[pid 30775] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30778, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30779 attached
, child_tidptr=0x555556efc5d0) = 30779
[pid 30779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30779] setpgid(0, 0)               = 0
[pid 30779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30779] write(3, "1000", 4)         = 4
[pid 30779] close(3)                    = 0
[pid 30779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.966141][T30775] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30779] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30779] close(5)                    = 0
[pid 30779] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30782 attached
) = 30782
[pid 30779] tkill(30782, SIGSTOP)       = 0
[pid 30782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30779, si_uid=65534} ---
[pid 30779] exit_group(0 <unfinished ...>
[pid 30782] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30782, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30779] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 30779] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30783 attached
, child_tidptr=0x555556efc5d0) = 30783
[pid 30783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30783] setpgid(0, 0)               = 0
[pid 30783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30783] write(3, "1000", 4)         = 4
[pid 30783] close(3)                    = 0
[pid 30783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.019346][T30779] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30783] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30783] close(5)                    = 0
[pid 30783] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30786 attached
) = 30786
[pid 30783] tkill(30786, SIGSTOP)       = 0
[pid 30786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30783, si_uid=65534} ---
[pid 30783] exit_group(0)               = ?
[pid 30786] --- stopped by SIGSTOP ---
[pid 30783] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30786, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30787 attached
, child_tidptr=0x555556efc5d0) = 30787
[pid 30787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30787] setpgid(0, 0)               = 0
[pid 30787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30787] write(3, "1000", 4)         = 4
[pid 30787] close(3)                    = 0
[pid 30787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.070442][T30783] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30787] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30787] close(5)                    = 0
[pid 30787] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30790 attached
) = 30790
[pid 30787] tkill(30790, SIGSTOP)       = 0
[pid 30790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30787, si_uid=65534} ---
[pid 30787] exit_group(0 <unfinished ...>
[pid 30790] --- stopped by SIGSTOP ---
[pid 30787] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30790, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30787] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30791 attached
, child_tidptr=0x555556efc5d0) = 30791
[pid 30791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30791] setpgid(0, 0)               = 0
[pid 30791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30791] write(3, "1000", 4)         = 4
[pid 30791] close(3)                    = 0
[pid 30791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.128427][T30787] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30791] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30791] close(5)                    = 0
[pid 30791] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30794 attached
) = 30794
[pid 30791] tkill(30794, SIGSTOP)       = 0
[pid 30794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30791, si_uid=65534} ---
[pid 30791] exit_group(0 <unfinished ...>
[pid 30794] --- stopped by SIGSTOP ---
[pid 30791] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30794, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30791] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30791, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30795 attached
, child_tidptr=0x555556efc5d0) = 30795
[pid 30795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30795] setpgid(0, 0)               = 0
[pid 30795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30795] write(3, "1000", 4)         = 4
[pid 30795] close(3)                    = 0
[pid 30795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.181971][T30791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30795] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30795] close(5)                    = 0
[pid 30795] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30798 attached
) = 30798
[pid 30795] tkill(30798, SIGSTOP)       = 0
[pid 30798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30795, si_uid=65534} ---
[pid 30795] exit_group(0 <unfinished ...>
[pid 30798] --- stopped by SIGSTOP ---
[pid 30795] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30798, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30795] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30799 attached
, child_tidptr=0x555556efc5d0) = 30799
[pid 30799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30799] setpgid(0, 0)               = 0
[pid 30799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30799] write(3, "1000", 4)         = 4
[pid 30799] close(3)                    = 0
[pid 30799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.232684][T30795] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30799] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30799] close(5)                    = 0
[pid 30799] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30802 attached
) = 30802
[pid 30799] tkill(30802, SIGSTOP)       = 0
[pid 30802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30799, si_uid=65534} ---
[pid 30799] exit_group(0 <unfinished ...>
[pid 30802] --- stopped by SIGSTOP ---
[pid 30799] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30802, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30799] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30799, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30803 attached
, child_tidptr=0x555556efc5d0) = 30803
[pid 30803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30803] setpgid(0, 0)               = 0
[pid 30803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30803] write(3, "1000", 4)         = 4
[pid 30803] close(3)                    = 0
[pid 30803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.286449][T30799] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30803] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30803] close(5)                    = 0
[pid 30803] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30806 attached
) = 30806
[pid 30803] tkill(30806, SIGSTOP)       = 0
[pid 30806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30803, si_uid=65534} ---
[pid 30803] exit_group(0 <unfinished ...>
[pid 30806] --- stopped by SIGSTOP ---
[pid 30803] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30806, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30803] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30807 attached
, child_tidptr=0x555556efc5d0) = 30807
[pid 30807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30807] setpgid(0, 0)               = 0
[pid 30807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30807] write(3, "1000", 4)         = 4
[pid 30807] close(3)                    = 0
[  259.337710][T30803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30807] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30807] close(5)                    = 0
[pid 30807] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30810 attached
) = 30810
[pid 30807] tkill(30810, SIGSTOP)       = 0
[pid 30810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30807, si_uid=65534} ---
[pid 30807] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30810, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30810] --- stopped by SIGSTOP ---
[pid 30807] <... exit_group resumed>)   = ?
[pid 30807] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30811 attached
, child_tidptr=0x555556efc5d0) = 30811
[pid 30811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30811] setpgid(0, 0)               = 0
[pid 30811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30811] write(3, "1000", 4)         = 4
[pid 30811] close(3)                    = 0
[pid 30811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.387733][T30807] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30811] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30811] close(5)                    = 0
[pid 30811] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30814 attached
) = 30814
[pid 30811] tkill(30814, SIGSTOP)       = 0
[pid 30814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30811, si_uid=65534} ---
[pid 30811] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30814, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30814] --- stopped by SIGSTOP ---
[pid 30811] <... exit_group resumed>)   = ?
[pid 30811] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30815 attached
, child_tidptr=0x555556efc5d0) = 30815
[pid 30815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30815] setpgid(0, 0)               = 0
[pid 30815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30815] write(3, "1000", 4)         = 4
[pid 30815] close(3)                    = 0
[pid 30815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.439943][T30811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30815] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30815] close(5)                    = 0
[pid 30815] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30818 attached
) = 30818
[pid 30815] tkill(30818, SIGSTOP)       = 0
[pid 30818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30815, si_uid=65534} ---
[pid 30815] exit_group(0 <unfinished ...>
[pid 30818] --- stopped by SIGSTOP ---
[pid 30815] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30818, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30815] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30815, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30819 attached
, child_tidptr=0x555556efc5d0) = 30819
[pid 30819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30819] setpgid(0, 0)               = 0
[pid 30819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30819] write(3, "1000", 4)         = 4
[pid 30819] close(3)                    = 0
[pid 30819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.487713][T30815] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30819] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30819] close(5)                    = 0
[pid 30819] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30822 attached
) = 30822
[pid 30819] tkill(30822, SIGSTOP)       = 0
[pid 30819] exit_group(0 <unfinished ...>
[pid 30822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30819, si_uid=65534} ---
[pid 30819] <... exit_group resumed>)   = ?
[pid 30822] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30822, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30819] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30823 attached
, child_tidptr=0x555556efc5d0) = 30823
[pid 30823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30823] setpgid(0, 0)               = 0
[pid 30823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30823] write(3, "1000", 4)         = 4
[pid 30823] close(3)                    = 0
[pid 30823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.531246][T30819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30823] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30823] close(5)                    = 0
[pid 30823] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30826 attached
) = 30826
[pid 30823] tkill(30826, SIGSTOP)       = 0
[pid 30826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30823, si_uid=65534} ---
[pid 30823] exit_group(0 <unfinished ...>
[pid 30826] --- stopped by SIGSTOP ---
[pid 30823] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30826, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30823] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30823, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30827 attached
, child_tidptr=0x555556efc5d0) = 30827
[pid 30827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30827] setpgid(0, 0)               = 0
[pid 30827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30827] write(3, "1000", 4)         = 4
[pid 30827] close(3)                    = 0
[pid 30827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.577500][T30823] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30827] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30827] close(5)                    = 0
[pid 30827] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30830 attached
) = 30830
[pid 30827] tkill(30830, SIGSTOP)       = 0
[pid 30830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30827, si_uid=65534} ---
[pid 30827] exit_group(0 <unfinished ...>
[pid 30830] --- stopped by SIGSTOP ---
[pid 30827] <... exit_group resumed>)   = ?
[pid 30827] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30830, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30831 attached
, child_tidptr=0x555556efc5d0) = 30831
[pid 30831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30831] setpgid(0, 0)               = 0
[pid 30831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30831] write(3, "1000", 4)         = 4
[pid 30831] close(3)                    = 0
[pid 30831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.628347][T30827] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30831] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30831] close(5)                    = 0
[pid 30831] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30834 attached
) = 30834
[pid 30831] tkill(30834, SIGSTOP)       = 0
[pid 30834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30831, si_uid=65534} ---
[pid 30831] exit_group(0)               = ?
[pid 30834] --- stopped by SIGSTOP ---
[pid 30831] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30834, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30835 attached
, child_tidptr=0x555556efc5d0) = 30835
[pid 30835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30835] setpgid(0, 0)               = 0
[pid 30835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30835] write(3, "1000", 4)         = 4
[pid 30835] close(3)                    = 0
[pid 30835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.681851][T30831] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30835] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30835] close(5)                    = 0
[pid 30835] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30838 attached
) = 30838
[pid 30835] tkill(30838, SIGSTOP)       = 0
[pid 30838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30835, si_uid=65534} ---
[pid 30835] exit_group(0 <unfinished ...>
[pid 30838] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30838, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30835] <... exit_group resumed>)   = ?
[pid 30835] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30835, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30839 attached
, child_tidptr=0x555556efc5d0) = 30839
[pid 30839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30839] setpgid(0, 0)               = 0
[pid 30839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30839] write(3, "1000", 4)         = 4
[pid 30839] close(3)                    = 0
[pid 30839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.736895][T30835] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30839] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30839] close(5)                    = 0
[pid 30839] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30842 attached
) = 30842
[pid 30839] tkill(30842, SIGSTOP)       = 0
[pid 30842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30839, si_uid=65534} ---
[pid 30839] exit_group(0 <unfinished ...>
[pid 30842] --- stopped by SIGSTOP ---
[pid 30839] <... exit_group resumed>)   = ?
[pid 30839] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30842, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30843 attached
, child_tidptr=0x555556efc5d0) = 30843
[pid 30843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30843] setpgid(0, 0)               = 0
[pid 30843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30843] write(3, "1000", 4)         = 4
[pid 30843] close(3)                    = 0
[pid 30843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.784601][T30839] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30843] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30843] close(5)                    = 0
[pid 30843] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30846 attached
) = 30846
[pid 30843] tkill(30846, SIGSTOP)       = 0
[pid 30846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30843, si_uid=65534} ---
[pid 30843] exit_group(0 <unfinished ...>
[pid 30846] --- stopped by SIGSTOP ---
[pid 30843] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30846, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30843] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30843, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30847 attached
, child_tidptr=0x555556efc5d0) = 30847
[pid 30847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30847] setpgid(0, 0)               = 0
[pid 30847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30847] write(3, "1000", 4)         = 4
[pid 30847] close(3)                    = 0
[pid 30847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.836595][T30843] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30847] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30847] close(5)                    = 0
[pid 30847] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30850 attached
) = 30850
[pid 30847] tkill(30850, SIGSTOP)       = 0
[pid 30850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30847, si_uid=65534} ---
[pid 30847] exit_group(0 <unfinished ...>
[pid 30850] --- stopped by SIGSTOP ---
[pid 30847] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30850, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30847] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30847, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30851 attached
, child_tidptr=0x555556efc5d0) = 30851
[pid 30851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30851] setpgid(0, 0)               = 0
[pid 30851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30851] write(3, "1000", 4)         = 4
[pid 30851] close(3)                    = 0
[pid 30851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.885148][T30847] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30851] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30851] close(5)                    = 0
[pid 30851] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30854 attached
) = 30854
[pid 30851] tkill(30854, SIGSTOP)       = 0
[pid 30854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30851, si_uid=65534} ---
[pid 30851] exit_group(0 <unfinished ...>
[pid 30854] --- stopped by SIGSTOP ---
[pid 30851] <... exit_group resumed>)   = ?
[pid 30851] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30854, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30855 attached
, child_tidptr=0x555556efc5d0) = 30855
[pid 30855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30855] setpgid(0, 0)               = 0
[pid 30855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30855] write(3, "1000", 4)         = 4
[pid 30855] close(3)                    = 0
[pid 30855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.933467][T30851] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30855] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30855] close(5)                    = 0
[pid 30855] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30858 attached
) = 30858
[pid 30855] tkill(30858, SIGSTOP)       = 0
[pid 30858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30855, si_uid=65534} ---
[pid 30855] exit_group(0 <unfinished ...>
[pid 30858] --- stopped by SIGSTOP ---
[pid 30855] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30858, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30855] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30855, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30859 attached
, child_tidptr=0x555556efc5d0) = 30859
[pid 30859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30859] setpgid(0, 0)               = 0
[pid 30859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30859] write(3, "1000", 4)         = 4
[pid 30859] close(3)                    = 0
[pid 30859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.983879][T30855] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30859] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30859] close(5)                    = 0
[pid 30859] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30862 attached
) = 30862
[pid 30859] tkill(30862, SIGSTOP)       = 0
[pid 30862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30859, si_uid=65534} ---
[pid 30859] exit_group(0 <unfinished ...>
[pid 30862] --- stopped by SIGSTOP ---
[pid 30859] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30862, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30859] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30859, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30863 attached
, child_tidptr=0x555556efc5d0) = 30863
[pid 30863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30863] setpgid(0, 0)               = 0
[pid 30863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30863] write(3, "1000", 4)         = 4
[pid 30863] close(3)                    = 0
[pid 30863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.030189][T30859] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30863] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30863] close(5)                    = 0
[pid 30863] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30866 attached
) = 30866
[pid 30863] tkill(30866, SIGSTOP)       = 0
[pid 30866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30863, si_uid=65534} ---
[pid 30863] exit_group(0 <unfinished ...>
[pid 30866] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30866, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30863] <... exit_group resumed>)   = ?
[pid 30863] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30863, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30867 attached
, child_tidptr=0x555556efc5d0) = 30867
[pid 30867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30867] setpgid(0, 0)               = 0
[pid 30867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30867] write(3, "1000", 4)         = 4
[pid 30867] close(3)                    = 0
[pid 30867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.081201][T30863] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30867] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30867] close(5)                    = 0
[pid 30867] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30870 attached
) = 30870
[pid 30867] tkill(30870, SIGSTOP)       = 0
[pid 30867] exit_group(0 <unfinished ...>
[pid 30870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30867, si_uid=65534} ---
[pid 30867] <... exit_group resumed>)   = ?
[pid 30870] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30870, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30867] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30871 attached
, child_tidptr=0x555556efc5d0) = 30871
[pid 30871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30871] setpgid(0, 0)               = 0
[pid 30871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30871] write(3, "1000", 4)         = 4
[pid 30871] close(3)                    = 0
[  260.130259][T30867] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 30871] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30871] close(5)                    = 0
[pid 30871] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30874 attached
) = 30874
[pid 30871] tkill(30874, SIGSTOP)       = 0
[pid 30874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30871, si_uid=65534} ---
[pid 30871] exit_group(0 <unfinished ...>
[pid 30874] --- stopped by SIGSTOP ---
[pid 30871] <... exit_group resumed>)   = ?
[pid 30871] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30874, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30875 attached
, child_tidptr=0x555556efc5d0) = 30875
[pid 30875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30875] setpgid(0, 0)               = 0
[pid 30875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30875] write(3, "1000", 4)         = 4
[pid 30875] close(3)                    = 0
[pid 30875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.179141][T30871] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30875] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30875] close(5)                    = 0
[pid 30875] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30878 attached
) = 30878
[pid 30875] tkill(30878, SIGSTOP)       = 0
[pid 30878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30875, si_uid=65534} ---
[pid 30875] exit_group(0 <unfinished ...>
[pid 30878] --- stopped by SIGSTOP ---
[pid 30875] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30878, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30875] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30875, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30879 attached
, child_tidptr=0x555556efc5d0) = 30879
[pid 30879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30879] setpgid(0, 0)               = 0
[pid 30879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30879] write(3, "1000", 4)         = 4
[pid 30879] close(3)                    = 0
[pid 30879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.225358][T30875] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30879] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30879] close(5)                    = 0
[pid 30879] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30882 attached
) = 30882
[pid 30879] tkill(30882, SIGSTOP)       = 0
[pid 30882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30879, si_uid=65534} ---
[pid 30879] exit_group(0 <unfinished ...>
[pid 30882] --- stopped by SIGSTOP ---
[pid 30879] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30882, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30879] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30879, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30883 attached
, child_tidptr=0x555556efc5d0) = 30883
[pid 30883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30883] setpgid(0, 0)               = 0
[pid 30883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30883] write(3, "1000", 4)         = 4
[pid 30883] close(3)                    = 0
[pid 30883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.270231][T30879] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30883] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30883] close(5)                    = 0
[pid 30883] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30886 attached
) = 30886
[pid 30883] tkill(30886, SIGSTOP)       = 0
[pid 30886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30883, si_uid=65534} ---
[pid 30883] exit_group(0 <unfinished ...>
[pid 30886] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30886, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30883] <... exit_group resumed>)   = ?
[pid 30883] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30883, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30887 attached
, child_tidptr=0x555556efc5d0) = 30887
[pid 30887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30887] setpgid(0, 0)               = 0
[pid 30887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30887] write(3, "1000", 4)         = 4
[pid 30887] close(3)                    = 0
[pid 30887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.318270][T30883] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30887] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30887] close(5)                    = 0
[pid 30887] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30890 attached
) = 30890
[pid 30887] tkill(30890, SIGSTOP)       = 0
[pid 30887] exit_group(0 <unfinished ...>
[pid 30890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30887, si_uid=65534} ---
[pid 30887] <... exit_group resumed>)   = ?
[pid 30890] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30890, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30887] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30887, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30891 attached
, child_tidptr=0x555556efc5d0) = 30891
[pid 30891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30891] setpgid(0, 0)               = 0
[pid 30891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30891] write(3, "1000", 4)         = 4
[pid 30891] close(3)                    = 0
[pid 30891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.363116][T30887] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30891] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30891] close(5)                    = 0
[pid 30891] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30894 attached
) = 30894
[pid 30891] tkill(30894, SIGSTOP)       = 0
[pid 30894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30891, si_uid=65534} ---
[pid 30891] exit_group(0)               = ?
[pid 30894] --- stopped by SIGSTOP ---
[pid 30891] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30894, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30895 attached
, child_tidptr=0x555556efc5d0) = 30895
[pid 30895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30895] setpgid(0, 0)               = 0
[pid 30895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30895] write(3, "1000", 4)         = 4
[pid 30895] close(3)                    = 0
[pid 30895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.407221][T30891] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30895] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30895] close(5)                    = 0
[pid 30895] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30898 attached
) = 30898
[pid 30895] tkill(30898, SIGSTOP)       = 0
[pid 30895] exit_group(0 <unfinished ...>
[pid 30898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30895, si_uid=65534} ---
[pid 30895] <... exit_group resumed>)   = ?
[pid 30898] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30898, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30895] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30895, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30899 attached
, child_tidptr=0x555556efc5d0) = 30899
[pid 30899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30899] setpgid(0, 0)               = 0
[pid 30899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30899] write(3, "1000", 4)         = 4
[pid 30899] close(3)                    = 0
[pid 30899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.455565][T30895] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30899] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30899] close(5)                    = 0
[pid 30899] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30902 attached
) = 30902
[pid 30899] tkill(30902, SIGSTOP)       = 0
[pid 30902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30899, si_uid=65534} ---
[pid 30899] exit_group(0)               = ?
[pid 30902] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30902, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30899] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30899, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30903 attached
, child_tidptr=0x555556efc5d0) = 30903
[pid 30903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30903] setpgid(0, 0)               = 0
[pid 30903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30903] write(3, "1000", 4)         = 4
[pid 30903] close(3)                    = 0
[pid 30903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.501330][T30899] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30903] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30903] close(5)                    = 0
[pid 30903] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30906 attached
) = 30906
[pid 30903] tkill(30906, SIGSTOP)       = 0
[pid 30906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30903, si_uid=65534} ---
[pid 30903] exit_group(0)               = ?
[pid 30906] --- stopped by SIGSTOP ---
[pid 30903] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30906, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30907 attached
, child_tidptr=0x555556efc5d0) = 30907
[pid 30907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30907] setpgid(0, 0)               = 0
[pid 30907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30907] write(3, "1000", 4)         = 4
[pid 30907] close(3)                    = 0
[pid 30907] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.550300][T30903] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30907] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30907] close(5)                    = 0
[pid 30907] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30910 attached
) = 30910
[pid 30907] tkill(30910, SIGSTOP)       = 0
[pid 30910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30907, si_uid=65534} ---
[pid 30907] exit_group(0 <unfinished ...>
[pid 30910] --- stopped by SIGSTOP ---
[pid 30907] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30910, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30907] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30907, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30911 attached
, child_tidptr=0x555556efc5d0) = 30911
[pid 30911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30911] setpgid(0, 0)               = 0
[pid 30911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30911] write(3, "1000", 4)         = 4
[pid 30911] close(3)                    = 0
[pid 30911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.604455][T30907] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30911] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30911] close(5)                    = 0
[pid 30911] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30914 attached
) = 30914
[pid 30911] tkill(30914, SIGSTOP)       = 0
[pid 30914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30911, si_uid=65534} ---
[pid 30911] exit_group(0 <unfinished ...>
[pid 30914] --- stopped by SIGSTOP ---
[pid 30911] <... exit_group resumed>)   = ?
[pid 30911] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30914, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30915 attached
, child_tidptr=0x555556efc5d0) = 30915
[pid 30915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30915] setpgid(0, 0)               = 0
[pid 30915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30915] write(3, "1000", 4)         = 4
[pid 30915] close(3)                    = 0
[pid 30915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.654415][T30911] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30915] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30915] close(5)                    = 0
[pid 30915] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30918 attached
) = 30918
[pid 30915] tkill(30918, SIGSTOP)       = 0
[pid 30918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30915, si_uid=65534} ---
[pid 30915] exit_group(0 <unfinished ...>
[pid 30918] --- stopped by SIGSTOP ---
[pid 30915] <... exit_group resumed>)   = ?
[pid 30915] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30918, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30919 attached
, child_tidptr=0x555556efc5d0) = 30919
[pid 30919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30919] setpgid(0, 0)               = 0
[pid 30919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30919] write(3, "1000", 4)         = 4
[pid 30919] close(3)                    = 0
[pid 30919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.705191][T30915] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30919] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30919] close(5)                    = 0
[pid 30919] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30922 attached
) = 30922
[pid 30919] tkill(30922, SIGSTOP)       = 0
[pid 30922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30919, si_uid=65534} ---
[pid 30919] exit_group(0 <unfinished ...>
[pid 30922] --- stopped by SIGSTOP ---
[pid 30919] <... exit_group resumed>)   = ?
[pid 30919] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30922, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30923 attached
, child_tidptr=0x555556efc5d0) = 30923
[pid 30923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30923] setpgid(0, 0)               = 0
[pid 30923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30923] write(3, "1000", 4)         = 4
[pid 30923] close(3)                    = 0
[pid 30923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.767451][T30919] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30923] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30923] close(5)                    = 0
[pid 30923] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30926 attached
) = 30926
[pid 30923] tkill(30926, SIGSTOP)       = 0
[pid 30926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30923, si_uid=65534} ---
[pid 30923] exit_group(0 <unfinished ...>
[pid 30926] --- stopped by SIGSTOP ---
[pid 30923] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30926, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30923] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30923, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30927 attached
, child_tidptr=0x555556efc5d0) = 30927
[pid 30927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30927] setpgid(0, 0)               = 0
[pid 30927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30927] write(3, "1000", 4)         = 4
[pid 30927] close(3)                    = 0
[pid 30927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.821037][T30923] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30927] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30927] close(5)                    = 0
[pid 30927] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30930 attached
) = 30930
[pid 30927] tkill(30930, SIGSTOP)       = 0
[pid 30930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30927, si_uid=65534} ---
[pid 30927] exit_group(0 <unfinished ...>
[pid 30930] --- stopped by SIGSTOP ---
[pid 30927] <... exit_group resumed>)   = ?
[pid 30927] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30930, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30931 attached
, child_tidptr=0x555556efc5d0) = 30931
[pid 30931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30931] setpgid(0, 0)               = 0
[pid 30931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30931] write(3, "1000", 4)         = 4
[pid 30931] close(3)                    = 0
[pid 30931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.869076][T30927] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30931] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30931] close(5)                    = 0
[pid 30931] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30934 attached
) = 30934
[pid 30931] tkill(30934, SIGSTOP)       = 0
[pid 30934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30931, si_uid=65534} ---
[pid 30931] exit_group(0 <unfinished ...>
[pid 30934] --- stopped by SIGSTOP ---
[pid 30931] <... exit_group resumed>)   = ?
[pid 30931] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30934, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30935 attached
, child_tidptr=0x555556efc5d0) = 30935
[pid 30935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30935] setpgid(0, 0)               = 0
[pid 30935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30935] write(3, "1000", 4)         = 4
[pid 30935] close(3)                    = 0
[pid 30935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.916415][T30931] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30935] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30935] close(5)                    = 0
[pid 30935] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30938 attached
) = 30938
[pid 30935] tkill(30938, SIGSTOP)       = 0
[pid 30938] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30935, si_uid=65534} ---
[pid 30935] exit_group(0 <unfinished ...>
[pid 30938] --- stopped by SIGSTOP ---
[pid 30935] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30938, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30935] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30935, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30939 attached
, child_tidptr=0x555556efc5d0) = 30939
[pid 30939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30939] setpgid(0, 0)               = 0
[pid 30939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30939] write(3, "1000", 4)         = 4
[pid 30939] close(3)                    = 0
[pid 30939] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30939] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.968478][T30935] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30939] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30939] close(5)                    = 0
[pid 30939] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30942 attached
) = 30942
[pid 30939] tkill(30942, SIGSTOP)       = 0
[pid 30942] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30939, si_uid=65534} ---
[pid 30939] exit_group(0 <unfinished ...>
[pid 30942] --- stopped by SIGSTOP ---
[pid 30939] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30942, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30939] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30939, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30943 attached
, child_tidptr=0x555556efc5d0) = 30943
[pid 30943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30943] setpgid(0, 0)               = 0
[pid 30943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30943] write(3, "1000", 4)         = 4
[pid 30943] close(3)                    = 0
[pid 30943] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30943] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.018245][T30939] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30943] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30943] close(5)                    = 0
[pid 30943] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30946 attached
) = 30946
[pid 30943] tkill(30946, SIGSTOP)       = 0
[pid 30946] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30943, si_uid=65534} ---
[pid 30943] exit_group(0 <unfinished ...>
[pid 30946] --- stopped by SIGSTOP ---
[pid 30943] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30946, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30943] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30943, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30947 attached
, child_tidptr=0x555556efc5d0) = 30947
[pid 30947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30947] setpgid(0, 0)               = 0
[pid 30947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30947] write(3, "1000", 4)         = 4
[pid 30947] close(3)                    = 0
[pid 30947] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30947] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.074434][T30943] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30947] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30947] close(5)                    = 0
[pid 30947] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30950 attached
) = 30950
[pid 30947] tkill(30950, SIGSTOP)       = 0
[pid 30950] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30947, si_uid=65534} ---
[pid 30947] exit_group(0 <unfinished ...>
[pid 30950] --- stopped by SIGSTOP ---
[pid 30947] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30950, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30947] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30947, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30951 attached
, child_tidptr=0x555556efc5d0) = 30951
[pid 30951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30951] setpgid(0, 0)               = 0
[pid 30951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30951] write(3, "1000", 4)         = 4
[pid 30951] close(3)                    = 0
[pid 30951] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30951] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.131914][T30947] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30951] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30951] close(5)                    = 0
[pid 30951] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30954 attached
) = 30954
[pid 30951] tkill(30954, SIGSTOP)       = 0
[pid 30954] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30951, si_uid=65534} ---
[pid 30951] exit_group(0 <unfinished ...>
[pid 30954] --- stopped by SIGSTOP ---
[pid 30951] <... exit_group resumed>)   = ?
[pid 30951] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30954, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30955 attached
, child_tidptr=0x555556efc5d0) = 30955
[pid 30955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30955] setpgid(0, 0)               = 0
[pid 30955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30955] write(3, "1000", 4)         = 4
[pid 30955] close(3)                    = 0
[pid 30955] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30955] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.182355][T30951] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30955] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30955] close(5)                    = 0
[pid 30955] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30958 attached
) = 30958
[pid 30955] tkill(30958, SIGSTOP)       = 0
[pid 30958] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30955, si_uid=65534} ---
[pid 30955] exit_group(0 <unfinished ...>
[pid 30958] --- stopped by SIGSTOP ---
[pid 30955] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30958, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30955] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30955, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30959 attached
, child_tidptr=0x555556efc5d0) = 30959
[pid 30959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30959] setpgid(0, 0)               = 0
[pid 30959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30959] write(3, "1000", 4)         = 4
[pid 30959] close(3)                    = 0
[pid 30959] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30959] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.231852][T30955] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30959] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30959] close(5)                    = 0
[pid 30959] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30962 attached
) = 30962
[pid 30959] tkill(30962, SIGSTOP)       = 0
[pid 30962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30959, si_uid=65534} ---
[pid 30959] exit_group(0 <unfinished ...>
[pid 30962] --- stopped by SIGSTOP ---
[pid 30959] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30962, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 30959] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30959, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30963 attached
, child_tidptr=0x555556efc5d0) = 30963
[pid 30963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30963] setpgid(0, 0)               = 0
[pid 30963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30963] write(3, "1000", 4)         = 4
[pid 30963] close(3)                    = 0
[pid 30963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.281779][T30959] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30963] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30963] close(5)                    = 0
[pid 30963] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30966 attached
) = 30966
[pid 30963] tkill(30966, SIGSTOP)       = 0
[pid 30966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30963, si_uid=65534} ---
[pid 30963] exit_group(0 <unfinished ...>
[pid 30966] --- stopped by SIGSTOP ---
[pid 30963] <... exit_group resumed>)   = ?
[pid 30963] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30966, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30967 attached
, child_tidptr=0x555556efc5d0) = 30967
[pid 30967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30967] setpgid(0, 0)               = 0
[pid 30967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30967] write(3, "1000", 4)         = 4
[pid 30967] close(3)                    = 0
[pid 30967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.331402][T30963] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30967] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30967] close(5)                    = 0
[pid 30967] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30970 attached
) = 30970
[pid 30967] tkill(30970, SIGSTOP)       = 0
[pid 30970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30967, si_uid=65534} ---
[pid 30967] exit_group(0 <unfinished ...>
[pid 30970] --- stopped by SIGSTOP ---
[pid 30967] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30970, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30967] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30967, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30971 attached
, child_tidptr=0x555556efc5d0) = 30971
[pid 30971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30971] setpgid(0, 0)               = 0
[pid 30971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30971] write(3, "1000", 4)         = 4
[pid 30971] close(3)                    = 0
[pid 30971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.379744][T30967] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30971] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30971] close(5)                    = 0
[pid 30971] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30974 attached
) = 30974
[pid 30971] tkill(30974, SIGSTOP)       = 0
[pid 30974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30971, si_uid=65534} ---
[pid 30971] exit_group(0 <unfinished ...>
[pid 30974] --- stopped by SIGSTOP ---
[pid 30971] <... exit_group resumed>)   = ?
[pid 30971] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30974, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30975 attached
, child_tidptr=0x555556efc5d0) = 30975
[pid 30975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30975] setpgid(0, 0)               = 0
[pid 30975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30975] write(3, "1000", 4)         = 4
[pid 30975] close(3)                    = 0
[pid 30975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.427538][T30971] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30975] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30975] close(5)                    = 0
[pid 30975] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30978 attached
) = 30978
[pid 30975] tkill(30978, SIGSTOP)       = 0
[pid 30978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30975, si_uid=65534} ---
[pid 30975] exit_group(0)               = ?
[pid 30978] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30978, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30975] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30975, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30979 attached
, child_tidptr=0x555556efc5d0) = 30979
[pid 30979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30979] setpgid(0, 0)               = 0
[pid 30979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30979] write(3, "1000", 4)         = 4
[pid 30979] close(3)                    = 0
[pid 30979] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30979] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.472793][T30975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30979] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30979] close(5)                    = 0
[pid 30979] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30982 attached
) = 30982
[pid 30979] tkill(30982, SIGSTOP)       = 0
[pid 30982] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30979, si_uid=65534} ---
[pid 30979] exit_group(0)               = ?
[pid 30982] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30982, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30979] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30979, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30983 attached
, child_tidptr=0x555556efc5d0) = 30983
[pid 30983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30983] setpgid(0, 0)               = 0
[pid 30983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30983] write(3, "1000", 4)         = 4
[pid 30983] close(3)                    = 0
[pid 30983] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30983] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.518184][T30979] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30983] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30983] close(5)                    = 0
[pid 30983] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30986 attached
) = 30986
[pid 30983] tkill(30986, SIGSTOP)       = 0
[pid 30983] exit_group(0 <unfinished ...>
[pid 30986] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30983, si_uid=65534} ---
[pid 30983] <... exit_group resumed>)   = ?
[pid 30986] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30986, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30983] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30983, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30987 attached
, child_tidptr=0x555556efc5d0) = 30987
[pid 30987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30987] setpgid(0, 0)               = 0
[pid 30987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30987] write(3, "1000", 4)         = 4
[pid 30987] close(3)                    = 0
[pid 30987] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30987] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.565530][T30983] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30987] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30987] close(5)                    = 0
[pid 30987] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30990 attached
) = 30990
[pid 30987] tkill(30990, SIGSTOP)       = 0
[pid 30990] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30987, si_uid=65534} ---
[pid 30987] exit_group(0)               = ?
[pid 30990] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30990, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30987] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30987, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30991 attached
, child_tidptr=0x555556efc5d0) = 30991
[pid 30991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30991] setpgid(0, 0)               = 0
[pid 30991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30991] write(3, "1000", 4)         = 4
[pid 30991] close(3)                    = 0
[pid 30991] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30991] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.608547][T30987] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30991] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30991] close(5)                    = 0
[pid 30991] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30994 attached
) = 30994
[pid 30991] tkill(30994, SIGSTOP)       = 0
[pid 30994] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30991, si_uid=65534} ---
[pid 30991] exit_group(0 <unfinished ...>
[pid 30994] --- stopped by SIGSTOP ---
[pid 30991] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=30994, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30991] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30991, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30995 attached
, child_tidptr=0x555556efc5d0) = 30995
[pid 30995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30995] setpgid(0, 0)               = 0
[pid 30995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30995] write(3, "1000", 4)         = 4
[pid 30995] close(3)                    = 0
[pid 30995] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30995] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.655392][T30991] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30995] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30995] close(5)                    = 0
[pid 30995] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 30998 attached
) = 30998
[pid 30995] tkill(30998, SIGSTOP)       = 0
[pid 30995] exit_group(0)               = ?
[pid 30998] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30995, si_uid=65534} ---
[pid 30995] +++ exited with 0 +++
[pid 30998] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30995, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 30999 attached
, child_tidptr=0x555556efc5d0) = 30999
[pid 30999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 30999] setpgid(0, 0)               = 0
[pid 30999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 30999] write(3, "1000", 4)         = 4
[pid 30999] close(3)                    = 0
[pid 30999] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 30999] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.706243][T30995] vhci_hcd vhci_hcd.0: port 0 already used
[pid 30999] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 30999] close(5)                    = 0
[pid 30999] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31002 attached
) = 31002
[pid 30999] tkill(31002, SIGSTOP)       = 0
[pid 31002] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=30999, si_uid=65534} ---
[pid 30999] exit_group(0 <unfinished ...>
[pid 31002] --- stopped by SIGSTOP ---
[pid 30999] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31002, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 30999] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30999, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31003 attached
, child_tidptr=0x555556efc5d0) = 31003
[pid 31003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31003] setpgid(0, 0)               = 0
[pid 31003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31003] write(3, "1000", 4)         = 4
[pid 31003] close(3)                    = 0
[pid 31003] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31003] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.758262][T30999] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31003] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31003] close(5)                    = 0
[pid 31003] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31006 attached
) = 31006
[pid 31003] tkill(31006, SIGSTOP)       = 0
[pid 31006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31003, si_uid=65534} ---
[pid 31003] exit_group(0 <unfinished ...>
[pid 31006] --- stopped by SIGSTOP ---
[pid 31003] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31006, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31003] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31003, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31007 attached
, child_tidptr=0x555556efc5d0) = 31007
[pid 31007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31007] setpgid(0, 0)               = 0
[pid 31007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31007] write(3, "1000", 4)         = 4
[pid 31007] close(3)                    = 0
[pid 31007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.814227][T31003] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31007] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31007] close(5)                    = 0
[pid 31007] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31010 attached
) = 31010
[pid 31007] tkill(31010, SIGSTOP)       = 0
[pid 31010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31007, si_uid=65534} ---
[pid 31007] exit_group(0 <unfinished ...>
[pid 31010] --- stopped by SIGSTOP ---
[pid 31007] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31010, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31007] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31007, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31011 attached
, child_tidptr=0x555556efc5d0) = 31011
[pid 31011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31011] setpgid(0, 0)               = 0
[pid 31011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31011] write(3, "1000", 4)         = 4
[pid 31011] close(3)                    = 0
[pid 31011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.865004][T31007] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31011] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31011] close(5)                    = 0
[pid 31011] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31014 attached
) = 31014
[pid 31011] tkill(31014, SIGSTOP)       = 0
[pid 31014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31011, si_uid=65534} ---
[pid 31011] exit_group(0 <unfinished ...>
[pid 31014] --- stopped by SIGSTOP ---
[pid 31011] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31014, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31011] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31011, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31015 attached
, child_tidptr=0x555556efc5d0) = 31015
[pid 31015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31015] setpgid(0, 0)               = 0
[pid 31015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31015] write(3, "1000", 4)         = 4
[pid 31015] close(3)                    = 0
[pid 31015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.912748][T31011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31015] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31015] close(5)                    = 0
[pid 31015] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31018 attached
) = 31018
[pid 31015] tkill(31018, SIGSTOP)       = 0
[pid 31015] exit_group(0 <unfinished ...>
[pid 31018] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31015, si_uid=65534} ---
[pid 31015] <... exit_group resumed>)   = ?
[pid 31018] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31018, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31015] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31015, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31019 attached
, child_tidptr=0x555556efc5d0) = 31019
[pid 31019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31019] setpgid(0, 0)               = 0
[pid 31019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31019] write(3, "1000", 4)         = 4
[pid 31019] close(3)                    = 0
[pid 31019] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31019] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.970630][T31015] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31019] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31019] close(5)                    = 0
[pid 31019] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31022 attached
) = 31022
[pid 31019] tkill(31022, SIGSTOP)       = 0
[pid 31022] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31019, si_uid=65534} ---
[pid 31019] exit_group(0 <unfinished ...>
[pid 31022] --- stopped by SIGSTOP ---
[pid 31019] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31022, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31019] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31019, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31023 attached
, child_tidptr=0x555556efc5d0) = 31023
[pid 31023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31023] setpgid(0, 0)               = 0
[pid 31023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31023] write(3, "1000", 4)         = 4
[pid 31023] close(3)                    = 0
[pid 31023] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31023] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.017282][T31019] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31023] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31023] close(5)                    = 0
[pid 31023] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31026 attached
) = 31026
[pid 31023] tkill(31026, SIGSTOP)       = 0
[pid 31023] exit_group(0 <unfinished ...>
[pid 31026] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31023, si_uid=65534} ---
[pid 31026] --- stopped by SIGSTOP ---
[pid 31023] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31026, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31023] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31023, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31027 attached
, child_tidptr=0x555556efc5d0) = 31027
[pid 31027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31027] setpgid(0, 0)               = 0
[pid 31027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31027] write(3, "1000", 4)         = 4
[pid 31027] close(3)                    = 0
[pid 31027] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31027] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.069458][T31023] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31027] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31027] close(5)                    = 0
[pid 31027] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31030 attached
) = 31030
[pid 31027] tkill(31030, SIGSTOP)       = 0
[pid 31030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31027, si_uid=65534} ---
[pid 31027] exit_group(0 <unfinished ...>
[pid 31030] --- stopped by SIGSTOP ---
[pid 31027] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31030, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31027] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31027, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31031 attached
, child_tidptr=0x555556efc5d0) = 31031
[pid 31031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31031] setpgid(0, 0)               = 0
[pid 31031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31031] write(3, "1000", 4)         = 4
[pid 31031] close(3)                    = 0
[pid 31031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.115999][T31027] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31031] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31031] close(5)                    = 0
[pid 31031] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31034 attached
) = 31034
[pid 31031] tkill(31034, SIGSTOP)       = 0
[pid 31034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31031, si_uid=65534} ---
[pid 31031] exit_group(0 <unfinished ...>
[pid 31034] --- stopped by SIGSTOP ---
[pid 31031] <... exit_group resumed>)   = ?
[pid 31031] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31034, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31035 attached
, child_tidptr=0x555556efc5d0) = 31035
[pid 31035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31035] setpgid(0, 0)               = 0
[pid 31035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31035] write(3, "1000", 4)         = 4
[pid 31035] close(3)                    = 0
[pid 31035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.161376][T31031] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31035] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31035] close(5)                    = 0
[pid 31035] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31038 attached
) = 31038
[pid 31035] tkill(31038, SIGSTOP)       = 0
[pid 31038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31035, si_uid=65534} ---
[pid 31035] exit_group(0 <unfinished ...>
[pid 31038] --- stopped by SIGSTOP ---
[pid 31035] <... exit_group resumed>)   = ?
[pid 31035] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31038, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31039 attached
, child_tidptr=0x555556efc5d0) = 31039
[pid 31039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31039] setpgid(0, 0)               = 0
[pid 31039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31039] write(3, "1000", 4)         = 4
[pid 31039] close(3)                    = 0
[pid 31039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.210904][T31035] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31039] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31039] close(5)                    = 0
[pid 31039] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31042 attached
) = 31042
[pid 31039] tkill(31042, SIGSTOP)       = 0
[pid 31042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31039, si_uid=65534} ---
[pid 31039] exit_group(0 <unfinished ...>
[pid 31042] --- stopped by SIGSTOP ---
[pid 31039] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31042, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31039] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31039, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31043 attached
, child_tidptr=0x555556efc5d0) = 31043
[pid 31043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31043] setpgid(0, 0)               = 0
[pid 31043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31043] write(3, "1000", 4)         = 4
[pid 31043] close(3)                    = 0
[pid 31043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.260297][T31039] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31043] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31043] close(5)                    = 0
[pid 31043] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31046 attached
) = 31046
[pid 31043] tkill(31046, SIGSTOP)       = 0
[pid 31046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31043, si_uid=65534} ---
[pid 31043] exit_group(0 <unfinished ...>
[pid 31046] --- stopped by SIGSTOP ---
[pid 31043] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31046, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31043] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31043, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31047 attached
, child_tidptr=0x555556efc5d0) = 31047
[pid 31047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31047] setpgid(0, 0)               = 0
[pid 31047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31047] write(3, "1000", 4)         = 4
[pid 31047] close(3)                    = 0
[pid 31047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.305102][T31043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31047] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31047] close(5)                    = 0
[pid 31047] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31050 attached
) = 31050
[pid 31047] tkill(31050, SIGSTOP)       = 0
[pid 31050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31047, si_uid=65534} ---
[pid 31047] exit_group(0)               = ?
[pid 31050] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31050, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31047] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31047, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31051 attached
, child_tidptr=0x555556efc5d0) = 31051
[pid 31051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31051] setpgid(0, 0)               = 0
[pid 31051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31051] write(3, "1000", 4)         = 4
[pid 31051] close(3)                    = 0
[pid 31051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.349181][T31047] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31051] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31051] close(5)                    = 0
[pid 31051] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31054 attached
) = 31054
[pid 31051] tkill(31054, SIGSTOP)       = 0
[pid 31054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31051, si_uid=65534} ---
[pid 31051] exit_group(0 <unfinished ...>
[pid 31054] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31054, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31051] <... exit_group resumed>)   = ?
[pid 31051] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31051, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31055 attached
, child_tidptr=0x555556efc5d0) = 31055
[pid 31055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31055] setpgid(0, 0)               = 0
[pid 31055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31055] write(3, "1000", 4)         = 4
[pid 31055] close(3)                    = 0
[pid 31055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.396113][T31051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31055] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31055] close(5)                    = 0
[pid 31055] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31058 attached
) = 31058
[pid 31055] tkill(31058, SIGSTOP)       = 0
[pid 31058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31055, si_uid=65534} ---
[pid 31055] exit_group(0)               = ?
[pid 31058] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31058, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31055] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31059 attached
, child_tidptr=0x555556efc5d0) = 31059
[pid 31059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31059] setpgid(0, 0)               = 0
[pid 31059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31059] write(3, "1000", 4)         = 4
[pid 31059] close(3)                    = 0
[pid 31059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.443891][T31055] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31059] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31059] close(5)                    = 0
[pid 31059] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31062 attached
) = 31062
[pid 31059] tkill(31062, SIGSTOP)       = 0
[pid 31059] exit_group(0 <unfinished ...>
[pid 31062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31059, si_uid=65534} ---
[pid 31059] <... exit_group resumed>)   = ?
[pid 31062] --- stopped by SIGSTOP ---
[pid 31059] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31062, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31063 attached
, child_tidptr=0x555556efc5d0) = 31063
[pid 31063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31063] setpgid(0, 0)               = 0
[pid 31063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31063] write(3, "1000", 4)         = 4
[pid 31063] close(3)                    = 0
[pid 31063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.491269][T31059] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31063] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31063] close(5)                    = 0
[pid 31063] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31066 attached
) = 31066
[pid 31063] tkill(31066, SIGSTOP)       = 0
[pid 31066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31063, si_uid=65534} ---
[pid 31063] exit_group(0 <unfinished ...>
[pid 31066] --- stopped by SIGSTOP ---
[pid 31063] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31066, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31063] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31063, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31067 attached
, child_tidptr=0x555556efc5d0) = 31067
[pid 31067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31067] setpgid(0, 0)               = 0
[pid 31067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31067] write(3, "1000", 4)         = 4
[pid 31067] close(3)                    = 0
[pid 31067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.538660][T31063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31067] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31067] close(5)                    = 0
[pid 31067] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31070 attached
) = 31070
[pid 31067] tkill(31070, SIGSTOP)       = 0
[pid 31070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31067, si_uid=65534} ---
[pid 31067] exit_group(0)               = ?
[pid 31070] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31070, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31067] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31067, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31071 attached
, child_tidptr=0x555556efc5d0) = 31071
[pid 31071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31071] setpgid(0, 0)               = 0
[pid 31071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31071] write(3, "1000", 4)         = 4
[pid 31071] close(3)                    = 0
[pid 31071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.582176][T31067] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31071] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31071] close(5)                    = 0
[pid 31071] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31074 attached
) = 31074
[pid 31071] tkill(31074, SIGSTOP)       = 0
[pid 31074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31071, si_uid=65534} ---
[pid 31071] exit_group(0)               = ?
[pid 31074] --- stopped by SIGSTOP ---
[pid 31071] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31074, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31075 attached
, child_tidptr=0x555556efc5d0) = 31075
[pid 31075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31075] setpgid(0, 0)               = 0
[pid 31075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31075] write(3, "1000", 4)         = 4
[pid 31075] close(3)                    = 0
[pid 31075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.627852][T31071] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31075] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31075] close(5)                    = 0
[pid 31075] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31078 attached
) = 31078
[pid 31075] tkill(31078, SIGSTOP)       = 0
[pid 31078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31075, si_uid=65534} ---
[pid 31075] exit_group(0 <unfinished ...>
[pid 31078] --- stopped by SIGSTOP ---
[pid 31075] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31078, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31075] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31075, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31079 attached
, child_tidptr=0x555556efc5d0) = 31079
[pid 31079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31079] setpgid(0, 0)               = 0
[pid 31079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31079] write(3, "1000", 4)         = 4
[pid 31079] close(3)                    = 0
[pid 31079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.673658][T31075] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31079] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31079] close(5)                    = 0
[pid 31079] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31082 attached
) = 31082
[pid 31079] tkill(31082, SIGSTOP)       = 0
[pid 31082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31079, si_uid=65534} ---
[pid 31079] exit_group(0 <unfinished ...>
[pid 31082] --- stopped by SIGSTOP ---
[pid 31079] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31082, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31079] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31079, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31083 attached
, child_tidptr=0x555556efc5d0) = 31083
[pid 31083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31083] setpgid(0, 0)               = 0
[pid 31083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31083] write(3, "1000", 4)         = 4
[pid 31083] close(3)                    = 0
[pid 31083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.717702][T31079] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31083] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31083] close(5)                    = 0
[pid 31083] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31086 attached
) = 31086
[pid 31083] tkill(31086, SIGSTOP)       = 0
[pid 31086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31083, si_uid=65534} ---
[pid 31083] exit_group(0 <unfinished ...>
[pid 31086] --- stopped by SIGSTOP ---
[pid 31083] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31086, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31083] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31083, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31087 attached
, child_tidptr=0x555556efc5d0) = 31087
[pid 31087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31087] setpgid(0, 0)               = 0
[pid 31087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31087] write(3, "1000", 4)         = 4
[pid 31087] close(3)                    = 0
[pid 31087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.763878][T31083] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31087] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31087] close(5)                    = 0
[pid 31087] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31090 attached
) = 31090
[pid 31087] tkill(31090, SIGSTOP)       = 0
[pid 31090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31087, si_uid=65534} ---
[pid 31087] exit_group(0 <unfinished ...>
[pid 31090] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31090, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31087] <... exit_group resumed>)   = ?
[pid 31087] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31091 attached
, child_tidptr=0x555556efc5d0) = 31091
[pid 31091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31091] setpgid(0, 0)               = 0
[pid 31091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31091] write(3, "1000", 4)         = 4
[pid 31091] close(3)                    = 0
[pid 31091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.809915][T31087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31091] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31091] close(5)                    = 0
[pid 31091] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31094 attached
) = 31094
[pid 31091] tkill(31094, SIGSTOP)       = 0
[pid 31094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31091, si_uid=65534} ---
[pid 31091] exit_group(0)               = ?
[pid 31094] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31094, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31091] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31091, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31095 attached
, child_tidptr=0x555556efc5d0) = 31095
[pid 31095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31095] setpgid(0, 0)               = 0
[pid 31095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31095] write(3, "1000", 4)         = 4
[pid 31095] close(3)                    = 0
[pid 31095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.855088][T31091] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31095] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31095] close(5)                    = 0
[pid 31095] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31098 attached
) = 31098
[pid 31095] tkill(31098, SIGSTOP)       = 0
[pid 31098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31095, si_uid=65534} ---
[pid 31095] exit_group(0 <unfinished ...>
[pid 31098] --- stopped by SIGSTOP ---
[pid 31095] <... exit_group resumed>)   = ?
[pid 31095] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31098, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31099 attached
, child_tidptr=0x555556efc5d0) = 31099
[pid 31099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31099] setpgid(0, 0)               = 0
[pid 31099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31099] write(3, "1000", 4)         = 4
[pid 31099] close(3)                    = 0
[pid 31099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.903617][T31095] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31099] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31099] close(5)                    = 0
[pid 31099] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31102 attached
) = 31102
[pid 31099] tkill(31102, SIGSTOP)       = 0
[pid 31102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31099, si_uid=65534} ---
[pid 31099] exit_group(0 <unfinished ...>
[pid 31102] --- stopped by SIGSTOP ---
[pid 31099] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31102, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31099] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31099, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31103 attached
, child_tidptr=0x555556efc5d0) = 31103
[pid 31103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31103] setpgid(0, 0)               = 0
[pid 31103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31103] write(3, "1000", 4)         = 4
[pid 31103] close(3)                    = 0
[pid 31103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.953784][T31099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31103] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31103] close(5)                    = 0
[pid 31103] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31106 attached
) = 31106
[pid 31103] tkill(31106, SIGSTOP)       = 0
[pid 31106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31103, si_uid=65534} ---
[pid 31103] exit_group(0 <unfinished ...>
[pid 31106] --- stopped by SIGSTOP ---
[pid 31103] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31106, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31103] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31107 attached
, child_tidptr=0x555556efc5d0) = 31107
[pid 31107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31107] setpgid(0, 0)               = 0
[pid 31107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31107] write(3, "1000", 4)         = 4
[pid 31107] close(3)                    = 0
[pid 31107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.004573][T31103] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31107] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31107] close(5)                    = 0
[pid 31107] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31110 attached
) = 31110
[pid 31107] tkill(31110, SIGSTOP)       = 0
[pid 31110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31107, si_uid=65534} ---
[pid 31107] exit_group(0 <unfinished ...>
[pid 31110] --- stopped by SIGSTOP ---
[pid 31107] <... exit_group resumed>)   = ?
[pid 31107] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31110, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31111 attached
, child_tidptr=0x555556efc5d0) = 31111
[pid 31111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31111] setpgid(0, 0)               = 0
[pid 31111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31111] write(3, "1000", 4)         = 4
[pid 31111] close(3)                    = 0
[pid 31111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.053817][T31107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31111] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31111] close(5)                    = 0
[pid 31111] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31114 attached
) = 31114
[pid 31111] tkill(31114, SIGSTOP)       = 0
[pid 31114] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31111, si_uid=65534} ---
[pid 31111] exit_group(0 <unfinished ...>
[pid 31114] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31114, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31111] <... exit_group resumed>)   = ?
[pid 31111] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31111, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31115 attached
, child_tidptr=0x555556efc5d0) = 31115
[pid 31115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31115] setpgid(0, 0)               = 0
[pid 31115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31115] write(3, "1000", 4)         = 4
[pid 31115] close(3)                    = 0
[pid 31115] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31115] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.105892][T31111] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31115] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31115] close(5)                    = 0
[pid 31115] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31118 attached
) = 31118
[pid 31115] tkill(31118, SIGSTOP)       = 0
[pid 31118] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31115, si_uid=65534} ---
[pid 31115] exit_group(0 <unfinished ...>
[pid 31118] --- stopped by SIGSTOP ---
[pid 31115] <... exit_group resumed>)   = ?
[pid 31115] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31118, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31119 attached
, child_tidptr=0x555556efc5d0) = 31119
[pid 31119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31119] setpgid(0, 0)               = 0
[pid 31119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31119] write(3, "1000", 4)         = 4
[pid 31119] close(3)                    = 0
[pid 31119] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31119] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.155690][T31115] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31119] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31119] close(5)                    = 0
[pid 31119] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31122 attached
) = 31122
[pid 31119] tkill(31122, SIGSTOP)       = 0
[pid 31122] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31119, si_uid=65534} ---
[pid 31119] exit_group(0)               = ?
[pid 31122] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31122, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31119] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31119, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31123 attached
, child_tidptr=0x555556efc5d0) = 31123
[pid 31123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31123] setpgid(0, 0)               = 0
[pid 31123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31123] write(3, "1000", 4)         = 4
[pid 31123] close(3)                    = 0
[pid 31123] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31123] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.205642][T31119] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31123] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31123] close(5)                    = 0
[pid 31123] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31126 attached
) = 31126
[pid 31123] tkill(31126, SIGSTOP)       = 0
[pid 31126] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31123, si_uid=65534} ---
[pid 31123] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31126, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31126] --- stopped by SIGSTOP ---
[pid 31123] <... exit_group resumed>)   = ?
[pid 31123] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31123, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31127 attached
, child_tidptr=0x555556efc5d0) = 31127
[pid 31127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31127] setpgid(0, 0)               = 0
[pid 31127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31127] write(3, "1000", 4)         = 4
[pid 31127] close(3)                    = 0
[pid 31127] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31127] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.255019][T31123] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31127] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31127] close(5)                    = 0
[pid 31127] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31130 attached
) = 31130
[pid 31127] tkill(31130, SIGSTOP)       = 0
[pid 31130] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31127, si_uid=65534} ---
[pid 31127] exit_group(0 <unfinished ...>
[pid 31130] --- stopped by SIGSTOP ---
[pid 31127] <... exit_group resumed>)   = ?
[pid 31127] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31130, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31131 attached
, child_tidptr=0x555556efc5d0) = 31131
[pid 31131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31131] setpgid(0, 0)               = 0
[pid 31131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31131] write(3, "1000", 4)         = 4
[pid 31131] close(3)                    = 0
[pid 31131] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31131] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.306018][T31127] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31131] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31131] close(5)                    = 0
[pid 31131] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31134 attached
) = 31134
[pid 31131] tkill(31134, SIGSTOP)       = 0
[pid 31134] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31131, si_uid=65534} ---
[pid 31131] exit_group(0 <unfinished ...>
[pid 31134] --- stopped by SIGSTOP ---
[pid 31131] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31134, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31131] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31131, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31135 attached
, child_tidptr=0x555556efc5d0) = 31135
[pid 31135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31135] setpgid(0, 0)               = 0
[pid 31135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31135] write(3, "1000", 4)         = 4
[pid 31135] close(3)                    = 0
[pid 31135] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31135] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.360290][T31131] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31135] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31135] close(5)                    = 0
[pid 31135] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31138 attached
) = 31138
[pid 31135] tkill(31138, SIGSTOP)       = 0
[pid 31138] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31135, si_uid=65534} ---
[pid 31135] exit_group(0 <unfinished ...>
[pid 31138] --- stopped by SIGSTOP ---
[pid 31135] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31138, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31135] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31135, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31139 attached
, child_tidptr=0x555556efc5d0) = 31139
[pid 31139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31139] setpgid(0, 0)               = 0
[pid 31139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31139] write(3, "1000", 4)         = 4
[pid 31139] close(3)                    = 0
[pid 31139] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31139] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.409838][T31135] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31139] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31139] close(5)                    = 0
[pid 31139] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31142 attached
) = 31142
[pid 31139] tkill(31142, SIGSTOP)       = 0
[pid 31142] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31139, si_uid=65534} ---
[pid 31139] exit_group(0 <unfinished ...>
[pid 31142] --- stopped by SIGSTOP ---
[pid 31139] <... exit_group resumed>)   = ?
[pid 31139] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31142, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31143 attached
, child_tidptr=0x555556efc5d0) = 31143
[pid 31143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31143] setpgid(0, 0)               = 0
[pid 31143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31143] write(3, "1000", 4)         = 4
[pid 31143] close(3)                    = 0
[pid 31143] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31143] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.457207][T31139] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31143] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31143] close(5)                    = 0
[pid 31143] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31146 attached
) = 31146
[pid 31143] tkill(31146, SIGSTOP)       = 0
[pid 31146] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31143, si_uid=65534} ---
[pid 31143] exit_group(0 <unfinished ...>
[pid 31146] --- stopped by SIGSTOP ---
[pid 31143] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31146, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31143] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31143, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31147 attached
, child_tidptr=0x555556efc5d0) = 31147
[pid 31147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31147] setpgid(0, 0)               = 0
[pid 31147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31147] write(3, "1000", 4)         = 4
[pid 31147] close(3)                    = 0
[pid 31147] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31147] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.511206][T31143] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31147] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31147] close(5)                    = 0
[pid 31147] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31150 attached
) = 31150
[pid 31147] tkill(31150, SIGSTOP)       = 0
[pid 31150] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31147, si_uid=65534} ---
[pid 31147] exit_group(0 <unfinished ...>
[pid 31150] --- stopped by SIGSTOP ---
[pid 31147] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31150, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31147] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31147, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31151 attached
, child_tidptr=0x555556efc5d0) = 31151
[pid 31151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31151] setpgid(0, 0)               = 0
[pid 31151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31151] write(3, "1000", 4)         = 4
[pid 31151] close(3)                    = 0
[pid 31151] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31151] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.565235][T31147] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31151] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31151] close(5)                    = 0
[pid 31151] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31154 attached
) = 31154
[pid 31151] tkill(31154, SIGSTOP)       = 0
[pid 31154] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31151, si_uid=65534} ---
[pid 31151] exit_group(0 <unfinished ...>
[pid 31154] --- stopped by SIGSTOP ---
[pid 31151] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31154, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31151] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31151, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31155 attached
, child_tidptr=0x555556efc5d0) = 31155
[pid 31155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31155] setpgid(0, 0)               = 0
[pid 31155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31155] write(3, "1000", 4)         = 4
[pid 31155] close(3)                    = 0
[pid 31155] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31155] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.615136][T31151] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31155] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31155] close(5)                    = 0
[pid 31155] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31158 attached
) = 31158
[pid 31155] tkill(31158, SIGSTOP)       = 0
[pid 31155] exit_group(0 <unfinished ...>
[pid 31158] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31155, si_uid=65534} ---
[pid 31155] <... exit_group resumed>)   = ?
[pid 31158] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31158, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31155] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31155, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31159 attached
, child_tidptr=0x555556efc5d0) = 31159
[pid 31159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31159] setpgid(0, 0)               = 0
[pid 31159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31159] write(3, "1000", 4)         = 4
[pid 31159] close(3)                    = 0
[pid 31159] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31159] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.664675][T31155] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31159] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31159] close(5)                    = 0
[pid 31159] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31162 attached
) = 31162
[pid 31159] tkill(31162, SIGSTOP)       = 0
[pid 31162] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31159, si_uid=65534} ---
[pid 31159] exit_group(0 <unfinished ...>
[pid 31162] --- stopped by SIGSTOP ---
[pid 31159] <... exit_group resumed>)   = ?
[pid 31159] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31162, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31163 attached
, child_tidptr=0x555556efc5d0) = 31163
[pid 31163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31163] setpgid(0, 0)               = 0
[pid 31163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31163] write(3, "1000", 4)         = 4
[pid 31163] close(3)                    = 0
[pid 31163] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31163] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.714573][T31159] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31163] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31163] close(5)                    = 0
[pid 31163] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31166 attached
) = 31166
[pid 31163] tkill(31166, SIGSTOP)       = 0
[pid 31163] exit_group(0 <unfinished ...>
[pid 31166] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31163, si_uid=65534} ---
[pid 31163] <... exit_group resumed>)   = ?
[pid 31166] --- stopped by SIGSTOP ---
[pid 31163] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31166, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31167 attached
, child_tidptr=0x555556efc5d0) = 31167
[pid 31167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31167] setpgid(0, 0)               = 0
[pid 31167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31167] write(3, "1000", 4)         = 4
[pid 31167] close(3)                    = 0
[pid 31167] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31167] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.765162][T31163] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31167] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31167] close(5)                    = 0
[pid 31167] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31170 attached
) = 31170
[pid 31167] tkill(31170, SIGSTOP)       = 0
[pid 31167] exit_group(0 <unfinished ...>
[pid 31170] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31167, si_uid=65534} ---
[pid 31167] <... exit_group resumed>)   = ?
[pid 31170] --- stopped by SIGSTOP ---
[pid 31167] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31170, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31171 attached
, child_tidptr=0x555556efc5d0) = 31171
[pid 31171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31171] setpgid(0, 0)               = 0
[pid 31171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31171] write(3, "1000", 4)         = 4
[pid 31171] close(3)                    = 0
[pid 31171] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31171] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.820743][T31167] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31171] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31171] close(5)                    = 0
[pid 31171] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31174 attached
) = 31174
[pid 31171] tkill(31174, SIGSTOP)       = 0
[pid 31174] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31171, si_uid=65534} ---
[pid 31171] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31174, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31174] --- stopped by SIGSTOP ---
[pid 31171] <... exit_group resumed>)   = ?
[pid 31171] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31171, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31175 attached
, child_tidptr=0x555556efc5d0) = 31175
[pid 31175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31175] setpgid(0, 0)               = 0
[pid 31175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31175] write(3, "1000", 4)         = 4
[pid 31175] close(3)                    = 0
[pid 31175] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31175] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.868924][T31171] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31175] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31175] close(5)                    = 0
[pid 31175] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31178 attached
) = 31178
[pid 31175] tkill(31178, SIGSTOP)       = 0
[pid 31178] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31175, si_uid=65534} ---
[pid 31175] exit_group(0)               = ?
[pid 31178] --- stopped by SIGSTOP ---
[pid 31175] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31178, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31179 attached
, child_tidptr=0x555556efc5d0) = 31179
[pid 31179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31179] setpgid(0, 0)               = 0
[pid 31179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31179] write(3, "1000", 4)         = 4
[pid 31179] close(3)                    = 0
[pid 31179] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31179] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.914103][T31175] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31179] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31179] close(5)                    = 0
[pid 31179] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31182 attached
) = 31182
[pid 31179] tkill(31182, SIGSTOP)       = 0
[pid 31182] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31179, si_uid=65534} ---
[pid 31179] exit_group(0 <unfinished ...>
[pid 31182] --- stopped by SIGSTOP ---
[pid 31179] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31182, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31179] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31179, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31183 attached
, child_tidptr=0x555556efc5d0) = 31183
[pid 31183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31183] setpgid(0, 0)               = 0
[pid 31183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31183] write(3, "1000", 4)         = 4
[pid 31183] close(3)                    = 0
[pid 31183] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31183] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.975642][T31179] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31183] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31183] close(5)                    = 0
[pid 31183] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31186 attached
) = 31186
[pid 31183] tkill(31186, SIGSTOP)       = 0
[pid 31186] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31183, si_uid=65534} ---
[pid 31183] exit_group(0 <unfinished ...>
[pid 31186] --- stopped by SIGSTOP ---
[pid 31183] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31186, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31183] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31183, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31187 attached
, child_tidptr=0x555556efc5d0) = 31187
[pid 31187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31187] setpgid(0, 0)               = 0
[pid 31187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31187] write(3, "1000", 4)         = 4
[pid 31187] close(3)                    = 0
[pid 31187] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31187] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.025723][T31183] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31187] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31187] close(5)                    = 0
[pid 31187] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31190 attached
) = 31190
[pid 31187] tkill(31190, SIGSTOP)       = 0
[pid 31190] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31187, si_uid=65534} ---
[pid 31187] exit_group(0 <unfinished ...>
[pid 31190] --- stopped by SIGSTOP ---
[pid 31187] <... exit_group resumed>)   = ?
[pid 31187] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31190, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31191 attached
, child_tidptr=0x555556efc5d0) = 31191
[pid 31191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31191] setpgid(0, 0)               = 0
[pid 31191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31191] write(3, "1000", 4)         = 4
[pid 31191] close(3)                    = 0
[pid 31191] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31191] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.075297][T31187] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31191] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31191] close(5)                    = 0
[pid 31191] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31194 attached
) = 31194
[pid 31191] tkill(31194, SIGSTOP)       = 0
[pid 31194] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31191, si_uid=65534} ---
[pid 31191] exit_group(0 <unfinished ...>
[pid 31194] --- stopped by SIGSTOP ---
[pid 31191] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31194, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31191] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31191, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31195 attached
, child_tidptr=0x555556efc5d0) = 31195
[pid 31195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31195] setpgid(0, 0)               = 0
[pid 31195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31195] write(3, "1000", 4)         = 4
[pid 31195] close(3)                    = 0
[pid 31195] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31195] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.124125][T31191] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31195] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31195] close(5)                    = 0
[pid 31195] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31198 attached
) = 31198
[pid 31195] tkill(31198, SIGSTOP)       = 0
[pid 31198] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31195, si_uid=65534} ---
[pid 31195] exit_group(0 <unfinished ...>
[pid 31198] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31198, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31195] <... exit_group resumed>)   = ?
[pid 31195] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31195, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31199 attached
, child_tidptr=0x555556efc5d0) = 31199
[pid 31199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31199] setpgid(0, 0)               = 0
[pid 31199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31199] write(3, "1000", 4)         = 4
[pid 31199] close(3)                    = 0
[pid 31199] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31199] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.175788][T31195] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31199] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31199] close(5)                    = 0
[pid 31199] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31202 attached
) = 31202
[pid 31199] tkill(31202, SIGSTOP)       = 0
[pid 31202] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31199, si_uid=65534} ---
[pid 31199] exit_group(0 <unfinished ...>
[pid 31202] --- stopped by SIGSTOP ---
[pid 31199] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31202, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31199] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31199, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31203 attached
, child_tidptr=0x555556efc5d0) = 31203
[pid 31203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31203] setpgid(0, 0)               = 0
[pid 31203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31203] write(3, "1000", 4)         = 4
[pid 31203] close(3)                    = 0
[pid 31203] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31203] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.228017][T31199] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31203] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31203] close(5)                    = 0
[pid 31203] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31206 attached
) = 31206
[pid 31203] tkill(31206, SIGSTOP)       = 0
[pid 31206] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31203, si_uid=65534} ---
[pid 31203] exit_group(0 <unfinished ...>
[pid 31206] --- stopped by SIGSTOP ---
[pid 31203] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31206, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31203] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31203, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31207 attached
, child_tidptr=0x555556efc5d0) = 31207
[pid 31207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31207] setpgid(0, 0)               = 0
[pid 31207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31207] write(3, "1000", 4)         = 4
[pid 31207] close(3)                    = 0
[pid 31207] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31207] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.276401][T31203] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31207] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31207] close(5)                    = 0
[pid 31207] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31210 attached
) = 31210
[pid 31207] tkill(31210, SIGSTOP)       = 0
[pid 31210] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31207, si_uid=65534} ---
[pid 31207] exit_group(0 <unfinished ...>
[pid 31210] --- stopped by SIGSTOP ---
[pid 31207] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31210, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31207] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31207, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31211 attached
, child_tidptr=0x555556efc5d0) = 31211
[pid 31211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31211] setpgid(0, 0)               = 0
[pid 31211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31211] write(3, "1000", 4)         = 4
[pid 31211] close(3)                    = 0
[pid 31211] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31211] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.323801][T31207] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31211] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31211] close(5)                    = 0
[pid 31211] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31214 attached
) = 31214
[pid 31211] tkill(31214, SIGSTOP)       = 0
[pid 31214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31211, si_uid=65534} ---
[pid 31211] exit_group(0 <unfinished ...>
[pid 31214] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31214, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31211] <... exit_group resumed>)   = ?
[pid 31211] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31211, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31215 attached
, child_tidptr=0x555556efc5d0) = 31215
[pid 31215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31215] setpgid(0, 0)               = 0
[pid 31215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31215] write(3, "1000", 4)         = 4
[pid 31215] close(3)                    = 0
[pid 31215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.372654][T31211] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31215] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31215] close(5)                    = 0
[pid 31215] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31218 attached
) = 31218
[pid 31215] tkill(31218, SIGSTOP)       = 0
[pid 31218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31215, si_uid=65534} ---
[pid 31215] exit_group(0 <unfinished ...>
[pid 31218] --- stopped by SIGSTOP ---
[pid 31215] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31218, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31215] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31215, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31219 attached
, child_tidptr=0x555556efc5d0) = 31219
[pid 31219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31219] setpgid(0, 0)               = 0
[pid 31219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31219] write(3, "1000", 4)         = 4
[pid 31219] close(3)                    = 0
[pid 31219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.417221][T31215] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31219] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31219] close(5)                    = 0
[pid 31219] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31222 attached
) = 31222
[pid 31219] tkill(31222, SIGSTOP)       = 0
[pid 31219] exit_group(0 <unfinished ...>
[pid 31222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31219, si_uid=65534} ---
[pid 31219] <... exit_group resumed>)   = ?
[pid 31222] --- stopped by SIGSTOP ---
[pid 31219] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31222, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31223 attached
, child_tidptr=0x555556efc5d0) = 31223
[pid 31223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31223] setpgid(0, 0)               = 0
[pid 31223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31223] write(3, "1000", 4)         = 4
[pid 31223] close(3)                    = 0
[pid 31223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.461152][T31219] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31223] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31223] close(5)                    = 0
[pid 31223] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31226 attached
) = 31226
[pid 31223] tkill(31226, SIGSTOP)       = 0
[pid 31223] exit_group(0 <unfinished ...>
[pid 31226] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31223, si_uid=65534} ---
[pid 31223] <... exit_group resumed>)   = ?
[pid 31226] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31226, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31223] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31223, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31227 attached
, child_tidptr=0x555556efc5d0) = 31227
[pid 31227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31227] setpgid(0, 0)               = 0
[pid 31227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31227] write(3, "1000", 4)         = 4
[pid 31227] close(3)                    = 0
[pid 31227] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31227] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.507489][T31223] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31227] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31227] close(5)                    = 0
[pid 31227] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31230 attached
) = 31230
[pid 31227] tkill(31230, SIGSTOP)       = 0
[pid 31230] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31227, si_uid=65534} ---
[pid 31227] exit_group(0 <unfinished ...>
[pid 31230] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31230, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31227] <... exit_group resumed>)   = ?
[pid 31227] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31227, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31231 attached
, child_tidptr=0x555556efc5d0) = 31231
[pid 31231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31231] setpgid(0, 0)               = 0
[pid 31231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31231] write(3, "1000", 4)         = 4
[pid 31231] close(3)                    = 0
[pid 31231] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31231] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.553229][T31227] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31231] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31231] close(5)                    = 0
[pid 31231] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31234 attached
) = 31234
[pid 31231] tkill(31234, SIGSTOP)       = 0
[pid 31234] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31231, si_uid=65534} ---
[pid 31231] exit_group(0 <unfinished ...>
[pid 31234] --- stopped by SIGSTOP ---
[pid 31231] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31234, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31231] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31231, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31235 attached
, child_tidptr=0x555556efc5d0) = 31235
[pid 31235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31235] setpgid(0, 0)               = 0
[pid 31235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31235] write(3, "1000", 4)         = 4
[pid 31235] close(3)                    = 0
[pid 31235] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31235] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.606313][T31231] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31235] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31235] close(5)                    = 0
[pid 31235] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31238 attached
) = 31238
[pid 31235] tkill(31238, SIGSTOP)       = 0
[pid 31238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31235, si_uid=65534} ---
[pid 31235] exit_group(0 <unfinished ...>
[pid 31238] --- stopped by SIGSTOP ---
[pid 31235] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31238, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31235] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31235, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31239 attached
, child_tidptr=0x555556efc5d0) = 31239
[pid 31239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31239] setpgid(0, 0)               = 0
[pid 31239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31239] write(3, "1000", 4)         = 4
[pid 31239] close(3)                    = 0
[pid 31239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.652376][T31235] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31239] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31239] close(5)                    = 0
[pid 31239] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31242 attached
) = 31242
[pid 31239] tkill(31242, SIGSTOP)       = 0
[pid 31242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31239, si_uid=65534} ---
[pid 31239] exit_group(0)               = ?
[pid 31242] --- stopped by SIGSTOP ---
[pid 31239] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31242, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31243 attached
, child_tidptr=0x555556efc5d0) = 31243
[pid 31243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31243] setpgid(0, 0)               = 0
[pid 31243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31243] write(3, "1000", 4)         = 4
[pid 31243] close(3)                    = 0
[pid 31243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.704473][T31239] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31243] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31243] close(5)                    = 0
[pid 31243] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31246 attached
) = 31246
[pid 31243] tkill(31246, SIGSTOP)       = 0
[pid 31246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31243, si_uid=65534} ---
[pid 31243] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31246, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31246] --- stopped by SIGSTOP ---
[pid 31243] <... exit_group resumed>)   = ?
[pid 31243] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31243, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31247 attached
, child_tidptr=0x555556efc5d0) = 31247
[pid 31247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31247] setpgid(0, 0)               = 0
[pid 31247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31247] write(3, "1000", 4)         = 4
[pid 31247] close(3)                    = 0
[pid 31247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.757953][T31243] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31247] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31247] close(5)                    = 0
[pid 31247] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31250 attached
) = 31250
[pid 31247] tkill(31250, SIGSTOP)       = 0
[pid 31250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31247, si_uid=65534} ---
[pid 31247] exit_group(0 <unfinished ...>
[pid 31250] --- stopped by SIGSTOP ---
[pid 31247] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31250, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31247] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31247, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31251 attached
, child_tidptr=0x555556efc5d0) = 31251
[pid 31251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31251] setpgid(0, 0)               = 0
[pid 31251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31251] write(3, "1000", 4)         = 4
[pid 31251] close(3)                    = 0
[pid 31251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.812118][T31247] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31251] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31251] close(5)                    = 0
[pid 31251] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31254 attached
) = 31254
[pid 31251] tkill(31254, SIGSTOP)       = 0
[pid 31254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31251, si_uid=65534} ---
[pid 31251] exit_group(0 <unfinished ...>
[pid 31254] --- stopped by SIGSTOP ---
[pid 31251] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31254, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 31251] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31255 attached
, child_tidptr=0x555556efc5d0) = 31255
[pid 31255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31255] setpgid(0, 0)               = 0
[pid 31255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31255] write(3, "1000", 4)         = 4
[pid 31255] close(3)                    = 0
[pid 31255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  264.861284][T31251] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 31255] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31255] close(5)                    = 0
[pid 31255] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31258 attached
) = 31258
[pid 31255] tkill(31258, SIGSTOP)       = 0
[pid 31255] exit_group(0 <unfinished ...>
[pid 31258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31255, si_uid=65534} ---
[pid 31255] <... exit_group resumed>)   = ?
[pid 31258] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31258, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31255] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31255, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31259 attached
, child_tidptr=0x555556efc5d0) = 31259
[pid 31259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31259] setpgid(0, 0)               = 0
[pid 31259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31259] write(3, "1000", 4)         = 4
[pid 31259] close(3)                    = 0
[pid 31259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.907408][T31255] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31259] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31259] close(5)                    = 0
[pid 31259] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31262 attached
) = 31262
[pid 31259] tkill(31262, SIGSTOP)       = 0
[pid 31262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31259, si_uid=65534} ---
[pid 31259] exit_group(0 <unfinished ...>
[pid 31262] --- stopped by SIGSTOP ---
[pid 31259] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31262, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31259] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31259, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31263 attached
, child_tidptr=0x555556efc5d0) = 31263
[pid 31263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31263] setpgid(0, 0)               = 0
[pid 31263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31263] write(3, "1000", 4)         = 4
[pid 31263] close(3)                    = 0
[pid 31263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 31263] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  264.957066][T31259] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31263] close(5)                    = 0
[pid 31263] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31266 attached
) = 31266
[pid 31263] tkill(31266, SIGSTOP)       = 0
[pid 31263] exit_group(0 <unfinished ...>
[pid 31266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31263, si_uid=65534} ---
[pid 31263] <... exit_group resumed>)   = ?
[pid 31266] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31266, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31263] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31267 attached
, child_tidptr=0x555556efc5d0) = 31267
[pid 31267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31267] setpgid(0, 0)               = 0
[pid 31267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31267] write(3, "1000", 4)         = 4
[pid 31267] close(3)                    = 0
[pid 31267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.004733][T31263] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31267] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31267] close(5)                    = 0
[pid 31267] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31270 attached
) = 31270
[pid 31267] tkill(31270, SIGSTOP)       = 0
[pid 31267] exit_group(0 <unfinished ...>
[pid 31270] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31267, si_uid=65534} ---
[pid 31267] <... exit_group resumed>)   = ?
[pid 31270] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31270, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31267] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31267, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31271 attached
, child_tidptr=0x555556efc5d0) = 31271
[pid 31271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31271] setpgid(0, 0)               = 0
[pid 31271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31271] write(3, "1000", 4)         = 4
[pid 31271] close(3)                    = 0
[pid 31271] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31271] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.050663][T31267] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31271] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31271] close(5)                    = 0
[pid 31271] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31274 attached
) = 31274
[pid 31271] tkill(31274, SIGSTOP)       = 0
[pid 31274] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31271, si_uid=65534} ---
[pid 31271] exit_group(0 <unfinished ...>
[pid 31274] --- stopped by SIGSTOP ---
[pid 31271] <... exit_group resumed>)   = ?
[pid 31271] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31274, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31275 attached
, child_tidptr=0x555556efc5d0) = 31275
[pid 31275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31275] setpgid(0, 0)               = 0
[pid 31275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31275] write(3, "1000", 4)         = 4
[pid 31275] close(3)                    = 0
[pid 31275] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31275] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.100023][T31271] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31275] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31275] close(5)                    = 0
[pid 31275] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31278 attached
) = 31278
[pid 31275] tkill(31278, SIGSTOP)       = 0
[pid 31278] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31275, si_uid=65534} ---
[pid 31275] exit_group(0 <unfinished ...>
[pid 31278] --- stopped by SIGSTOP ---
[pid 31275] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31278, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31275] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31275, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31279 attached
, child_tidptr=0x555556efc5d0) = 31279
[pid 31279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31279] setpgid(0, 0)               = 0
[pid 31279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31279] write(3, "1000", 4)         = 4
[pid 31279] close(3)                    = 0
[pid 31279] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31279] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.150587][T31275] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31279] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31279] close(5)                    = 0
[pid 31279] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31282 attached
) = 31282
[pid 31279] tkill(31282, SIGSTOP)       = 0
[pid 31282] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31279, si_uid=65534} ---
[pid 31279] exit_group(0 <unfinished ...>
[pid 31282] --- stopped by SIGSTOP ---
[pid 31279] <... exit_group resumed>)   = ?
[pid 31279] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31282, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31283 attached
, child_tidptr=0x555556efc5d0) = 31283
[pid 31283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31283] setpgid(0, 0)               = 0
[pid 31283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31283] write(3, "1000", 4)         = 4
[pid 31283] close(3)                    = 0
[pid 31283] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31283] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.199856][T31279] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31283] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31283] close(5)                    = 0
[pid 31283] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31286 attached
) = 31286
[pid 31283] tkill(31286, SIGSTOP)       = 0
[pid 31286] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31283, si_uid=65534} ---
[pid 31283] exit_group(0 <unfinished ...>
[pid 31286] --- stopped by SIGSTOP ---
[pid 31283] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31286, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31283] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31283, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31287 attached
, child_tidptr=0x555556efc5d0) = 31287
[pid 31287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31287] setpgid(0, 0)               = 0
[pid 31287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31287] write(3, "1000", 4)         = 4
[pid 31287] close(3)                    = 0
[pid 31287] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31287] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.247418][T31283] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31287] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31287] close(5)                    = 0
[pid 31287] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31290 attached
) = 31290
[pid 31287] tkill(31290, SIGSTOP)       = 0
[pid 31287] exit_group(0 <unfinished ...>
[pid 31290] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31287, si_uid=65534} ---
[pid 31287] <... exit_group resumed>)   = ?
[pid 31290] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31290, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31287] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31287, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31291 attached
, child_tidptr=0x555556efc5d0) = 31291
[pid 31291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31291] setpgid(0, 0)               = 0
[pid 31291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31291] write(3, "1000", 4)         = 4
[pid 31291] close(3)                    = 0
[pid 31291] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31291] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.293056][T31287] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31291] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31291] close(5)                    = 0
[pid 31291] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31294 attached
) = 31294
[pid 31291] tkill(31294, SIGSTOP)       = 0
[pid 31294] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31291, si_uid=65534} ---
[pid 31291] exit_group(0 <unfinished ...>
[pid 31294] --- stopped by SIGSTOP ---
[pid 31291] <... exit_group resumed>)   = ?
[pid 31291] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31294, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31295 attached
, child_tidptr=0x555556efc5d0) = 31295
[pid 31295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31295] setpgid(0, 0)               = 0
[pid 31295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31295] write(3, "1000", 4)         = 4
[pid 31295] close(3)                    = 0
[pid 31295] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31295] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.335492][T31291] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31295] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31295] close(5)                    = 0
[pid 31295] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31298 attached
) = 31298
[pid 31295] tkill(31298, SIGSTOP)       = 0
[pid 31298] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31295, si_uid=65534} ---
[pid 31295] exit_group(0 <unfinished ...>
[pid 31298] --- stopped by SIGSTOP ---
[pid 31295] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31298, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31295] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31295, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31299 attached
, child_tidptr=0x555556efc5d0) = 31299
[pid 31299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31299] setpgid(0, 0)               = 0
[pid 31299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31299] write(3, "1000", 4)         = 4
[pid 31299] close(3)                    = 0
[pid 31299] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31299] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.384796][T31295] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31299] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31299] close(5)                    = 0
[pid 31299] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31302 attached
) = 31302
[pid 31299] tkill(31302, SIGSTOP)       = 0
[pid 31302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31299, si_uid=65534} ---
[pid 31299] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31302, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31302] --- stopped by SIGSTOP ---
[pid 31299] <... exit_group resumed>)   = ?
[pid 31299] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31299, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31303 attached
, child_tidptr=0x555556efc5d0) = 31303
[pid 31303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31303] setpgid(0, 0)               = 0
[pid 31303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31303] write(3, "1000", 4)         = 4
[pid 31303] close(3)                    = 0
[pid 31303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.433993][T31299] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31303] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31303] close(5)                    = 0
[pid 31303] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31306 attached
) = 31306
[pid 31303] tkill(31306, SIGSTOP)       = 0
[pid 31306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31303, si_uid=65534} ---
[pid 31303] exit_group(0 <unfinished ...>
[pid 31306] --- stopped by SIGSTOP ---
[pid 31303] <... exit_group resumed>)   = ?
[pid 31303] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31306, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31307 attached
, child_tidptr=0x555556efc5d0) = 31307
[pid 31307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31307] setpgid(0, 0)               = 0
[pid 31307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31307] write(3, "1000", 4)         = 4
[pid 31307] close(3)                    = 0
[pid 31307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.483197][T31303] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31307] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31307] close(5)                    = 0
[pid 31307] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31310 attached
) = 31310
[pid 31307] tkill(31310, SIGSTOP)       = 0
[pid 31307] exit_group(0 <unfinished ...>
[pid 31310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31307, si_uid=65534} ---
[pid 31307] <... exit_group resumed>)   = ?
[pid 31310] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31310, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31307] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31307, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31311 attached
, child_tidptr=0x555556efc5d0) = 31311
[pid 31311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31311] setpgid(0, 0)               = 0
[pid 31311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31311] write(3, "1000", 4)         = 4
[pid 31311] close(3)                    = 0
[pid 31311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.532814][T31307] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31311] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31311] close(5)                    = 0
[pid 31311] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31314 attached
) = 31314
[pid 31311] tkill(31314, SIGSTOP)       = 0
[pid 31311] exit_group(0 <unfinished ...>
[pid 31314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31311, si_uid=65534} ---
[pid 31311] <... exit_group resumed>)   = ?
[pid 31314] --- stopped by SIGSTOP ---
[pid 31311] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31314, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31315 attached
, child_tidptr=0x555556efc5d0) = 31315
[pid 31315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31315] setpgid(0, 0)               = 0
[pid 31315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31315] write(3, "1000", 4)         = 4
[pid 31315] close(3)                    = 0
[pid 31315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.580345][T31311] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31315] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31315] close(5)                    = 0
[pid 31315] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31318 attached
) = 31318
[pid 31315] tkill(31318, SIGSTOP)       = 0
[pid 31318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31315, si_uid=65534} ---
[pid 31315] exit_group(0)               = ?
[pid 31318] --- stopped by SIGSTOP ---
[pid 31315] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31318, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31319 attached
, child_tidptr=0x555556efc5d0) = 31319
[pid 31319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31319] setpgid(0, 0)               = 0
[pid 31319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31319] write(3, "1000", 4)         = 4
[pid 31319] close(3)                    = 0
[pid 31319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.628026][T31315] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31319] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31319] close(5)                    = 0
[pid 31319] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31322 attached
) = 31322
[pid 31319] tkill(31322, SIGSTOP)       = 0
[pid 31322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31319, si_uid=65534} ---
[pid 31319] exit_group(0 <unfinished ...>
[pid 31322] --- stopped by SIGSTOP ---
[pid 31319] <... exit_group resumed>)   = ?
[pid 31319] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31322, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31323 attached
, child_tidptr=0x555556efc5d0) = 31323
[pid 31323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31323] setpgid(0, 0)               = 0
[pid 31323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31323] write(3, "1000", 4)         = 4
[pid 31323] close(3)                    = 0
[pid 31323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.687423][T31319] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31323] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31323] close(5)                    = 0
[pid 31323] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31326 attached
) = 31326
[pid 31323] tkill(31326, SIGSTOP)       = 0
[pid 31326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31323, si_uid=65534} ---
[pid 31323] exit_group(0 <unfinished ...>
[pid 31326] --- stopped by SIGSTOP ---
[pid 31323] <... exit_group resumed>)   = ?
[pid 31323] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31326, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31327 attached
, child_tidptr=0x555556efc5d0) = 31327
[pid 31327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31327] setpgid(0, 0)               = 0
[pid 31327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31327] write(3, "1000", 4)         = 4
[pid 31327] close(3)                    = 0
[pid 31327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.740211][T31323] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31327] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31327] close(5)                    = 0
[pid 31327] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31330 attached
) = 31330
[pid 31327] tkill(31330, SIGSTOP)       = 0
[pid 31330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31327, si_uid=65534} ---
[pid 31327] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31330, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31330] --- stopped by SIGSTOP ---
[pid 31327] <... exit_group resumed>)   = ?
[pid 31327] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31327, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31331 attached
, child_tidptr=0x555556efc5d0) = 31331
[pid 31331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31331] setpgid(0, 0)               = 0
[pid 31331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31331] write(3, "1000", 4)         = 4
[pid 31331] close(3)                    = 0
[pid 31331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.790780][T31327] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31331] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31331] close(5)                    = 0
[pid 31331] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31334 attached
) = 31334
[pid 31331] tkill(31334, SIGSTOP)       = 0
[pid 31334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31331, si_uid=65534} ---
[pid 31331] exit_group(0 <unfinished ...>
[pid 31334] --- stopped by SIGSTOP ---
[pid 31331] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31334, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31331] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31331, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31335 attached
, child_tidptr=0x555556efc5d0) = 31335
[pid 31335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31335] setpgid(0, 0)               = 0
[pid 31335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31335] write(3, "1000", 4)         = 4
[pid 31335] close(3)                    = 0
[pid 31335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.835982][T31331] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31335] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31335] close(5)                    = 0
[pid 31335] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31338 attached
) = 31338
[pid 31335] tkill(31338, SIGSTOP)       = 0
[pid 31338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31335, si_uid=65534} ---
[pid 31335] exit_group(0 <unfinished ...>
[pid 31338] --- stopped by SIGSTOP ---
[pid 31335] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31338, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31335] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31335, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31339 attached
, child_tidptr=0x555556efc5d0) = 31339
[pid 31339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31339] setpgid(0, 0)               = 0
[pid 31339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31339] write(3, "1000", 4)         = 4
[pid 31339] close(3)                    = 0
[pid 31339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.879819][T31335] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31339] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31339] close(5)                    = 0
[pid 31339] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31342 attached
) = 31342
[pid 31339] tkill(31342, SIGSTOP)       = 0
[pid 31342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31339, si_uid=65534} ---
[pid 31339] exit_group(0 <unfinished ...>
[pid 31342] --- stopped by SIGSTOP ---
[pid 31339] <... exit_group resumed>)   = ?
[pid 31339] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31342, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31343 attached
, child_tidptr=0x555556efc5d0) = 31343
[pid 31343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31343] setpgid(0, 0)               = 0
[pid 31343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31343] write(3, "1000", 4)         = 4
[pid 31343] close(3)                    = 0
[pid 31343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.926133][T31339] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31343] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31343] close(5)                    = 0
[pid 31343] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31346 attached
) = 31346
[pid 31343] tkill(31346, SIGSTOP)       = 0
[pid 31346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31343, si_uid=65534} ---
[pid 31343] exit_group(0 <unfinished ...>
[pid 31346] --- stopped by SIGSTOP ---
[pid 31343] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31346, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31343] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31347 attached
, child_tidptr=0x555556efc5d0) = 31347
[pid 31347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31347] setpgid(0, 0)               = 0
[pid 31347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31347] write(3, "1000", 4)         = 4
[pid 31347] close(3)                    = 0
[pid 31347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.973395][T31343] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31347] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31347] close(5)                    = 0
[pid 31347] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31350 attached
) = 31350
[pid 31347] tkill(31350, SIGSTOP)       = 0
[pid 31350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31347, si_uid=65534} ---
[pid 31347] exit_group(0 <unfinished ...>
[pid 31350] --- stopped by SIGSTOP ---
[pid 31347] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31350, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31347] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31351 attached
, child_tidptr=0x555556efc5d0) = 31351
[pid 31351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31351] setpgid(0, 0)               = 0
[pid 31351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31351] write(3, "1000", 4)         = 4
[pid 31351] close(3)                    = 0
[pid 31351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.019769][T31347] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31351] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31351] close(5)                    = 0
[pid 31351] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31354 attached
) = 31354
[pid 31351] tkill(31354, SIGSTOP)       = 0
[pid 31354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31351, si_uid=65534} ---
[pid 31351] exit_group(0 <unfinished ...>
[pid 31354] --- stopped by SIGSTOP ---
[pid 31351] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31354, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31351] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31351, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31355 attached
, child_tidptr=0x555556efc5d0) = 31355
[pid 31355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31355] setpgid(0, 0)               = 0
[pid 31355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31355] write(3, "1000", 4)         = 4
[pid 31355] close(3)                    = 0
[pid 31355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.070838][T31351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31355] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31355] close(5)                    = 0
[pid 31355] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31358 attached
) = 31358
[pid 31355] tkill(31358, SIGSTOP)       = 0
[pid 31358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31355, si_uid=65534} ---
[pid 31355] exit_group(0 <unfinished ...>
[pid 31358] --- stopped by SIGSTOP ---
[pid 31355] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31358, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31355] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31355, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31359 attached
, child_tidptr=0x555556efc5d0) = 31359
[pid 31359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31359] setpgid(0, 0)               = 0
[pid 31359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31359] write(3, "1000", 4)         = 4
[pid 31359] close(3)                    = 0
[pid 31359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.123502][T31355] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31359] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31359] close(5)                    = 0
[pid 31359] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31362 attached
) = 31362
[pid 31359] tkill(31362, SIGSTOP)       = 0
[pid 31362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31359, si_uid=65534} ---
[pid 31359] exit_group(0 <unfinished ...>
[pid 31362] --- stopped by SIGSTOP ---
[pid 31359] <... exit_group resumed>)   = ?
[pid 31359] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31362, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31363 attached
, child_tidptr=0x555556efc5d0) = 31363
[pid 31363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31363] setpgid(0, 0)               = 0
[pid 31363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31363] write(3, "1000", 4)         = 4
[pid 31363] close(3)                    = 0
[pid 31363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.176651][T31359] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31363] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31363] close(5)                    = 0
[pid 31363] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31366 attached
) = 31366
[pid 31363] tkill(31366, SIGSTOP)       = 0
[pid 31366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31363, si_uid=65534} ---
[pid 31363] exit_group(0)               = ?
[pid 31366] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31366, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31363] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31363, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31367 attached
, child_tidptr=0x555556efc5d0) = 31367
[pid 31367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31367] setpgid(0, 0)               = 0
[pid 31367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31367] write(3, "1000", 4)         = 4
[pid 31367] close(3)                    = 0
[pid 31367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.239682][T31363] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31367] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31367] close(5)                    = 0
[pid 31367] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31370 attached
) = 31370
[pid 31367] tkill(31370, SIGSTOP)       = 0
[pid 31370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31367, si_uid=65534} ---
[pid 31367] exit_group(0 <unfinished ...>
[pid 31370] --- stopped by SIGSTOP ---
[pid 31367] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31370, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31367] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31367, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31371 attached
, child_tidptr=0x555556efc5d0) = 31371
[pid 31371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31371] setpgid(0, 0)               = 0
[pid 31371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31371] write(3, "1000", 4)         = 4
[pid 31371] close(3)                    = 0
[pid 31371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.289359][T31367] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31371] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31371] close(5)                    = 0
[pid 31371] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31374 attached
) = 31374
[pid 31371] tkill(31374, SIGSTOP)       = 0
[pid 31374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31371, si_uid=65534} ---
[pid 31371] exit_group(0)               = ?
[pid 31374] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31374, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31371] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31371, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31375 attached
, child_tidptr=0x555556efc5d0) = 31375
[pid 31375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31375] setpgid(0, 0)               = 0
[pid 31375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31375] write(3, "1000", 4)         = 4
[pid 31375] close(3)                    = 0
[pid 31375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.339067][T31371] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31375] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31375] close(5)                    = 0
[pid 31375] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31378 attached
) = 31378
[pid 31375] tkill(31378, SIGSTOP)       = 0
[pid 31378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31375, si_uid=65534} ---
[pid 31375] exit_group(0 <unfinished ...>
[pid 31378] --- stopped by SIGSTOP ---
[pid 31375] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31378, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31375] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31375, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31379 attached
, child_tidptr=0x555556efc5d0) = 31379
[pid 31379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31379] setpgid(0, 0)               = 0
[pid 31379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31379] write(3, "1000", 4)         = 4
[pid 31379] close(3)                    = 0
[pid 31379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.388931][T31375] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31379] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31379] close(5)                    = 0
[pid 31379] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31382 attached
) = 31382
[pid 31379] tkill(31382, SIGSTOP)       = 0
[pid 31382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31379, si_uid=65534} ---
[pid 31379] exit_group(0)               = ?
[pid 31382] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31382, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31379] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31379, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31383 attached
, child_tidptr=0x555556efc5d0) = 31383
[pid 31383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31383] setpgid(0, 0)               = 0
[pid 31383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31383] write(3, "1000", 4)         = 4
[pid 31383] close(3)                    = 0
[pid 31383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.437371][T31379] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31383] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31383] close(5)                    = 0
[pid 31383] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31386 attached
) = 31386
[pid 31383] tkill(31386, SIGSTOP)       = 0
[pid 31386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31383, si_uid=65534} ---
[pid 31383] exit_group(0 <unfinished ...>
[pid 31386] --- stopped by SIGSTOP ---
[pid 31383] <... exit_group resumed>)   = ?
[pid 31383] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31386, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31387 attached
, child_tidptr=0x555556efc5d0) = 31387
[pid 31387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31387] setpgid(0, 0)               = 0
[pid 31387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31387] write(3, "1000", 4)         = 4
[pid 31387] close(3)                    = 0
[pid 31387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.487609][T31383] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31387] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31387] close(5)                    = 0
[pid 31387] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31390 attached
) = 31390
[pid 31387] tkill(31390, SIGSTOP)       = 0
[pid 31390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31387, si_uid=65534} ---
[pid 31387] exit_group(0 <unfinished ...>
[pid 31390] --- stopped by SIGSTOP ---
[pid 31387] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31390, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31387] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31391 attached
, child_tidptr=0x555556efc5d0) = 31391
[pid 31391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31391] setpgid(0, 0)               = 0
[pid 31391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31391] write(3, "1000", 4)         = 4
[pid 31391] close(3)                    = 0
[pid 31391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.538368][T31387] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31391] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31391] close(5)                    = 0
[pid 31391] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31394 attached
) = 31394
[pid 31391] tkill(31394, SIGSTOP)       = 0
[pid 31394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31391, si_uid=65534} ---
[pid 31391] exit_group(0 <unfinished ...>
[pid 31394] --- stopped by SIGSTOP ---
[pid 31391] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31394, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31391] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31391, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31395 attached
, child_tidptr=0x555556efc5d0) = 31395
[pid 31395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31395] setpgid(0, 0)               = 0
[pid 31395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31395] write(3, "1000", 4)         = 4
[pid 31395] close(3)                    = 0
[pid 31395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.587372][T31391] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31395] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31395] close(5)                    = 0
[pid 31395] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31398 attached
) = 31398
[pid 31395] tkill(31398, SIGSTOP)       = 0
[pid 31398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31395, si_uid=65534} ---
[pid 31395] exit_group(0 <unfinished ...>
[pid 31398] --- stopped by SIGSTOP ---
[pid 31395] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31398, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31395] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31395, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31399 attached
, child_tidptr=0x555556efc5d0) = 31399
[pid 31399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31399] setpgid(0, 0)               = 0
[pid 31399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31399] write(3, "1000", 4)         = 4
[pid 31399] close(3)                    = 0
[pid 31399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.637193][T31395] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31399] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31399] close(5)                    = 0
[pid 31399] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31402 attached
) = 31402
[pid 31399] tkill(31402, SIGSTOP)       = 0
[pid 31402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31399, si_uid=65534} ---
[pid 31399] exit_group(0 <unfinished ...>
[pid 31402] --- stopped by SIGSTOP ---
[pid 31399] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31402, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31399] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31399, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31403 attached
, child_tidptr=0x555556efc5d0) = 31403
[pid 31403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31403] setpgid(0, 0)               = 0
[pid 31403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31403] write(3, "1000", 4)         = 4
[pid 31403] close(3)                    = 0
[pid 31403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.684765][T31399] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31403] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31403] close(5)                    = 0
[pid 31403] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31406 attached
) = 31406
[pid 31403] tkill(31406, SIGSTOP)       = 0
[pid 31406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31403, si_uid=65534} ---
[pid 31403] exit_group(0)               = ?
[pid 31406] --- stopped by SIGSTOP ---
[pid 31403] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31406, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31407 attached
, child_tidptr=0x555556efc5d0) = 31407
[pid 31407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31407] setpgid(0, 0)               = 0
[pid 31407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31407] write(3, "1000", 4)         = 4
[pid 31407] close(3)                    = 0
[pid 31407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.733717][T31403] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31407] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31407] close(5)                    = 0
[pid 31407] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31410 attached
) = 31410
[pid 31407] tkill(31410, SIGSTOP)       = 0
[pid 31407] exit_group(0 <unfinished ...>
[pid 31410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31407, si_uid=65534} ---
[pid 31407] <... exit_group resumed>)   = ?
[pid 31410] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31410, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31407] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31407, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31411 attached
, child_tidptr=0x555556efc5d0) = 31411
[pid 31411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31411] setpgid(0, 0)               = 0
[pid 31411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31411] write(3, "1000", 4)         = 4
[pid 31411] close(3)                    = 0
[pid 31411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.794688][T31407] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31411] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31411] close(5)                    = 0
[pid 31411] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31414 attached
) = 31414
[pid 31411] tkill(31414, SIGSTOP)       = 0
[pid 31411] exit_group(0)               = ?
[pid 31414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31411, si_uid=65534} ---
[pid 31411] +++ exited with 0 +++
[pid 31414] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31411, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31415 attached
, child_tidptr=0x555556efc5d0) = 31415
[pid 31415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31415] setpgid(0, 0)               = 0
[pid 31415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31415] write(3, "1000", 4)         = 4
[pid 31415] close(3)                    = 0
[pid 31415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  266.841653][T31411] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 31415] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31415] close(5)                    = 0
[pid 31415] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31418 attached
) = 31418
[pid 31415] tkill(31418, SIGSTOP)       = 0
[pid 31418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31415, si_uid=65534} ---
[pid 31415] exit_group(0 <unfinished ...>
[pid 31418] --- stopped by SIGSTOP ---
[pid 31415] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31418, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31415] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31415, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31419 attached
, child_tidptr=0x555556efc5d0) = 31419
[pid 31419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31419] setpgid(0, 0)               = 0
[pid 31419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31419] write(3, "1000", 4)         = 4
[pid 31419] close(3)                    = 0
[pid 31419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.890285][T31415] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31419] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31419] close(5)                    = 0
[pid 31419] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31422 attached
) = 31422
[pid 31419] tkill(31422, SIGSTOP)       = 0
[pid 31422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31419, si_uid=65534} ---
[pid 31419] exit_group(0 <unfinished ...>
[pid 31422] --- stopped by SIGSTOP ---
[pid 31419] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31422, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31419] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31423 attached
, child_tidptr=0x555556efc5d0) = 31423
[pid 31423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31423] setpgid(0, 0)               = 0
[pid 31423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31423] write(3, "1000", 4)         = 4
[pid 31423] close(3)                    = 0
[pid 31423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.939466][T31419] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31423] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31423] close(5)                    = 0
[pid 31423] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31426 attached
) = 31426
[pid 31423] tkill(31426, SIGSTOP)       = 0
[pid 31426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31423, si_uid=65534} ---
[pid 31423] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31426, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31426] --- stopped by SIGSTOP ---
[pid 31423] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31427 attached
, child_tidptr=0x555556efc5d0) = 31427
[pid 31427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31427] setpgid(0, 0)               = 0
[pid 31427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31427] write(3, "1000", 4)         = 4
[pid 31427] close(3)                    = 0
[pid 31427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.987681][T31423] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31427] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31427] close(5)                    = 0
[pid 31427] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31430 attached
) = 31430
[pid 31427] tkill(31430, SIGSTOP)       = 0
[pid 31430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31427, si_uid=65534} ---
[pid 31427] exit_group(0 <unfinished ...>
[pid 31430] --- stopped by SIGSTOP ---
[pid 31427] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31430, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31427] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31431 attached
, child_tidptr=0x555556efc5d0) = 31431
[pid 31431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31431] setpgid(0, 0)               = 0
[pid 31431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31431] write(3, "1000", 4)         = 4
[pid 31431] close(3)                    = 0
[pid 31431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.037846][T31427] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31431] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31431] close(5)                    = 0
[pid 31431] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31434 attached
) = 31434
[pid 31431] tkill(31434, SIGSTOP)       = 0
[pid 31434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31431, si_uid=65534} ---
[pid 31431] exit_group(0 <unfinished ...>
[pid 31434] --- stopped by SIGSTOP ---
[pid 31431] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31434, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31431] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31435 attached
, child_tidptr=0x555556efc5d0) = 31435
[pid 31435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31435] setpgid(0, 0)               = 0
[pid 31435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31435] write(3, "1000", 4)         = 4
[pid 31435] close(3)                    = 0
[pid 31435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.091779][T31431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31435] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31435] close(5)                    = 0
[pid 31435] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31438 attached
) = 31438
[pid 31435] tkill(31438, SIGSTOP)       = 0
[pid 31438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31435, si_uid=65534} ---
[pid 31435] exit_group(0 <unfinished ...>
[pid 31438] --- stopped by SIGSTOP ---
[pid 31435] <... exit_group resumed>)   = ?
[pid 31435] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31438, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31439 attached
, child_tidptr=0x555556efc5d0) = 31439
[pid 31439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31439] setpgid(0, 0)               = 0
[pid 31439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31439] write(3, "1000", 4)         = 4
[pid 31439] close(3)                    = 0
[pid 31439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.140762][T31435] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31439] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31439] close(5)                    = 0
[pid 31439] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31442 attached
) = 31442
[pid 31439] tkill(31442, SIGSTOP)       = 0
[pid 31442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31439, si_uid=65534} ---
[pid 31439] exit_group(0 <unfinished ...>
[pid 31442] --- stopped by SIGSTOP ---
[pid 31439] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31442, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31439] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31439, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31443 attached
, child_tidptr=0x555556efc5d0) = 31443
[pid 31443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31443] setpgid(0, 0)               = 0
[pid 31443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31443] write(3, "1000", 4)         = 4
[pid 31443] close(3)                    = 0
[pid 31443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.192413][T31439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31443] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31443] close(5)                    = 0
[pid 31443] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31446 attached
) = 31446
[pid 31443] tkill(31446, SIGSTOP)       = 0
[pid 31446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31443, si_uid=65534} ---
[pid 31443] exit_group(0 <unfinished ...>
[pid 31446] --- stopped by SIGSTOP ---
[pid 31443] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31446, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31443] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31443, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31447 attached
, child_tidptr=0x555556efc5d0) = 31447
[pid 31447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31447] setpgid(0, 0)               = 0
[pid 31447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31447] write(3, "1000", 4)         = 4
[pid 31447] close(3)                    = 0
[pid 31447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.244382][T31443] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31447] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31447] close(5)                    = 0
[pid 31447] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31450 attached
) = 31450
[pid 31447] tkill(31450, SIGSTOP)       = 0
[pid 31450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31447, si_uid=65534} ---
[pid 31447] exit_group(0 <unfinished ...>
[pid 31450] --- stopped by SIGSTOP ---
[pid 31447] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31450, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31447] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31451 attached
, child_tidptr=0x555556efc5d0) = 31451
[pid 31451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31451] setpgid(0, 0)               = 0
[pid 31451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31451] write(3, "1000", 4)         = 4
[pid 31451] close(3)                    = 0
[pid 31451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.291535][T31447] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31451] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31451] close(5)                    = 0
[pid 31451] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31454 attached
) = 31454
[pid 31451] tkill(31454, SIGSTOP)       = 0
[pid 31454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31451, si_uid=65534} ---
[pid 31451] exit_group(0 <unfinished ...>
[pid 31454] --- stopped by SIGSTOP ---
[pid 31451] <... exit_group resumed>)   = ?
[pid 31451] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31454, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31455 attached
, child_tidptr=0x555556efc5d0) = 31455
[pid 31455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31455] setpgid(0, 0)               = 0
[pid 31455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31455] write(3, "1000", 4)         = 4
[pid 31455] close(3)                    = 0
[pid 31455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.338868][T31451] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31455] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31455] close(5)                    = 0
[pid 31455] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31458 attached
) = 31458
[pid 31455] tkill(31458, SIGSTOP)       = 0
[pid 31458] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31455, si_uid=65534} ---
[pid 31455] exit_group(0)               = ?
[pid 31458] --- stopped by SIGSTOP ---
[pid 31455] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31458, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31459 attached
, child_tidptr=0x555556efc5d0) = 31459
[pid 31459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31459] setpgid(0, 0)               = 0
[pid 31459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31459] write(3, "1000", 4)         = 4
[pid 31459] close(3)                    = 0
[pid 31459] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31459] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.387511][T31455] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31459] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31459] close(5)                    = 0
[pid 31459] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31462 attached
) = 31462
[pid 31459] tkill(31462, SIGSTOP)       = 0
[pid 31462] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31459, si_uid=65534} ---
[pid 31459] exit_group(0)               = ?
[pid 31462] --- stopped by SIGSTOP ---
[pid 31459] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31462, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31463 attached
, child_tidptr=0x555556efc5d0) = 31463
[pid 31463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31463] setpgid(0, 0)               = 0
[pid 31463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31463] write(3, "1000", 4)         = 4
[pid 31463] close(3)                    = 0
[pid 31463] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31463] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.435116][T31459] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31463] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31463] close(5)                    = 0
[pid 31463] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31466 attached
) = 31466
[pid 31463] tkill(31466, SIGSTOP)       = 0
[pid 31466] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31463, si_uid=65534} ---
[pid 31463] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31466, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31466] --- stopped by SIGSTOP ---
[pid 31463] <... exit_group resumed>)   = ?
[pid 31463] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31463, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31467 attached
, child_tidptr=0x555556efc5d0) = 31467
[pid 31467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31467] setpgid(0, 0)               = 0
[pid 31467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31467] write(3, "1000", 4)         = 4
[pid 31467] close(3)                    = 0
[pid 31467] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31467] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.487529][T31463] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31467] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31467] close(5)                    = 0
[pid 31467] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31470 attached
) = 31470
[pid 31467] tkill(31470, SIGSTOP)       = 0
[pid 31470] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31467, si_uid=65534} ---
[pid 31467] exit_group(0 <unfinished ...>
[pid 31470] --- stopped by SIGSTOP ---
[pid 31467] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31470, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31467] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31467, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31471 attached
, child_tidptr=0x555556efc5d0) = 31471
[pid 31471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31471] setpgid(0, 0)               = 0
[pid 31471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31471] write(3, "1000", 4)         = 4
[pid 31471] close(3)                    = 0
[pid 31471] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31471] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.536882][T31467] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31471] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31471] close(5)                    = 0
[pid 31471] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31474 attached
) = 31474
[pid 31471] tkill(31474, SIGSTOP)       = 0
[pid 31474] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31471, si_uid=65534} ---
[pid 31471] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31474, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31474] --- stopped by SIGSTOP ---
[pid 31471] <... exit_group resumed>)   = ?
[pid 31471] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31471, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31475 attached
, child_tidptr=0x555556efc5d0) = 31475
[pid 31475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31475] setpgid(0, 0)               = 0
[pid 31475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31475] write(3, "1000", 4)         = 4
[pid 31475] close(3)                    = 0
[pid 31475] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31475] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.587370][T31471] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31475] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31475] close(5)                    = 0
[pid 31475] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31478 attached
) = 31478
[pid 31475] tkill(31478, SIGSTOP)       = 0
[pid 31478] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31475, si_uid=65534} ---
[pid 31475] exit_group(0 <unfinished ...>
[pid 31478] --- stopped by SIGSTOP ---
[pid 31475] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31478, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31475] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31475, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31479 attached
, child_tidptr=0x555556efc5d0) = 31479
[pid 31479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31479] setpgid(0, 0)               = 0
[pid 31479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31479] write(3, "1000", 4)         = 4
[pid 31479] close(3)                    = 0
[pid 31479] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31479] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.636239][T31475] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31479] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31479] close(5)                    = 0
[pid 31479] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31482 attached
) = 31482
[pid 31479] tkill(31482, SIGSTOP)       = 0
[pid 31479] exit_group(0 <unfinished ...>
[pid 31482] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31479, si_uid=65534} ---
[pid 31479] <... exit_group resumed>)   = ?
[pid 31482] --- stopped by SIGSTOP ---
[pid 31479] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31482, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31483 attached
, child_tidptr=0x555556efc5d0) = 31483
[pid 31483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31483] setpgid(0, 0)               = 0
[pid 31483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31483] write(3, "1000", 4)         = 4
[pid 31483] close(3)                    = 0
[pid 31483] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31483] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.682687][T31479] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31483] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31483] close(5)                    = 0
[pid 31483] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31486 attached
) = 31486
[pid 31483] tkill(31486, SIGSTOP)       = 0
[pid 31486] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31483, si_uid=65534} ---
[pid 31483] exit_group(0 <unfinished ...>
[pid 31486] --- stopped by SIGSTOP ---
[pid 31483] <... exit_group resumed>)   = ?
[pid 31483] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31486, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31487 attached
, child_tidptr=0x555556efc5d0) = 31487
[pid 31487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31487] setpgid(0, 0)               = 0
[pid 31487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31487] write(3, "1000", 4)         = 4
[pid 31487] close(3)                    = 0
[pid 31487] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31487] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.728557][T31483] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31487] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31487] close(5)                    = 0
[pid 31487] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31490 attached
) = 31490
[pid 31487] tkill(31490, SIGSTOP)       = 0
[pid 31490] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31487, si_uid=65534} ---
[pid 31487] exit_group(0 <unfinished ...>
[pid 31490] --- stopped by SIGSTOP ---
[pid 31487] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31490, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31487] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31487, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31491 attached
, child_tidptr=0x555556efc5d0) = 31491
[pid 31491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31491] setpgid(0, 0)               = 0
[pid 31491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31491] write(3, "1000", 4)         = 4
[pid 31491] close(3)                    = 0
[pid 31491] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31491] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.778930][T31487] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31491] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31491] close(5)                    = 0
[pid 31491] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31494 attached
) = 31494
[pid 31491] tkill(31494, SIGSTOP)       = 0
[pid 31494] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31491, si_uid=65534} ---
[pid 31491] exit_group(0 <unfinished ...>
[pid 31494] --- stopped by SIGSTOP ---
[pid 31491] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31494, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31491] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31491, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31495 attached
, child_tidptr=0x555556efc5d0) = 31495
[pid 31495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31495] setpgid(0, 0)               = 0
[pid 31495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31495] write(3, "1000", 4)         = 4
[pid 31495] close(3)                    = 0
[pid 31495] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31495] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.824185][T31491] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31495] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31495] close(5)                    = 0
[pid 31495] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31498 attached
) = 31498
[pid 31495] tkill(31498, SIGSTOP)       = 0
[pid 31498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31495, si_uid=65534} ---
[pid 31495] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31498, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31498] --- stopped by SIGSTOP ---
[pid 31495] <... exit_group resumed>)   = ?
[pid 31495] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31495, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31499 attached
, child_tidptr=0x555556efc5d0) = 31499
[pid 31499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31499] setpgid(0, 0)               = 0
[pid 31499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31499] write(3, "1000", 4)         = 4
[pid 31499] close(3)                    = 0
[pid 31499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.872855][T31495] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31499] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31499] close(5)                    = 0
[pid 31499] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31502 attached
) = 31502
[pid 31499] tkill(31502, SIGSTOP)       = 0
[pid 31502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31499, si_uid=65534} ---
[pid 31499] exit_group(0 <unfinished ...>
[pid 31502] --- stopped by SIGSTOP ---
[pid 31499] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31502, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31499] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31499, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31503 attached
, child_tidptr=0x555556efc5d0) = 31503
[pid 31503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31503] setpgid(0, 0)               = 0
[pid 31503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31503] write(3, "1000", 4)         = 4
[pid 31503] close(3)                    = 0
[pid 31503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.920786][T31499] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31503] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31503] close(5)                    = 0
[pid 31503] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31506 attached
) = 31506
[pid 31503] tkill(31506, SIGSTOP)       = 0
[pid 31506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31503, si_uid=65534} ---
[pid 31503] exit_group(0 <unfinished ...>
[pid 31506] --- stopped by SIGSTOP ---
[pid 31503] <... exit_group resumed>)   = ?
[pid 31503] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31506, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31507 attached
, child_tidptr=0x555556efc5d0) = 31507
[pid 31507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31507] setpgid(0, 0)               = 0
[pid 31507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31507] write(3, "1000", 4)         = 4
[pid 31507] close(3)                    = 0
[pid 31507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.970589][T31503] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31507] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31507] close(5)                    = 0
[pid 31507] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31510 attached
) = 31510
[pid 31507] tkill(31510, SIGSTOP)       = 0
[pid 31510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31507, si_uid=65534} ---
[pid 31507] exit_group(0 <unfinished ...>
[pid 31510] --- stopped by SIGSTOP ---
[pid 31507] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31510, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31507] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31507, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31511 attached
, child_tidptr=0x555556efc5d0) = 31511
[pid 31511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31511] setpgid(0, 0)               = 0
[pid 31511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31511] write(3, "1000", 4)         = 4
[pid 31511] close(3)                    = 0
[pid 31511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.025165][T31507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31511] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31511] close(5)                    = 0
[pid 31511] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31514 attached
) = 31514
[pid 31511] tkill(31514, SIGSTOP)       = 0
[pid 31511] exit_group(0 <unfinished ...>
[pid 31514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31511, si_uid=65534} ---
[pid 31511] <... exit_group resumed>)   = ?
[pid 31514] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31514, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31511] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31511, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31515 attached
, child_tidptr=0x555556efc5d0) = 31515
[pid 31515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31515] setpgid(0, 0)               = 0
[pid 31515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31515] write(3, "1000", 4)         = 4
[pid 31515] close(3)                    = 0
[pid 31515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.076236][T31511] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31515] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31515] close(5)                    = 0
[pid 31515] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31518 attached
) = 31518
[pid 31515] tkill(31518, SIGSTOP)       = 0
[pid 31518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31515, si_uid=65534} ---
[pid 31515] exit_group(0 <unfinished ...>
[pid 31518] --- stopped by SIGSTOP ---
[pid 31515] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31518, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31515] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31515, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31519 attached
, child_tidptr=0x555556efc5d0) = 31519
[pid 31519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31519] setpgid(0, 0)               = 0
[pid 31519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31519] write(3, "1000", 4)         = 4
[pid 31519] close(3)                    = 0
[pid 31519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.126762][T31515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31519] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31519] close(5)                    = 0
[pid 31519] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31522 attached
) = 31522
[pid 31519] tkill(31522, SIGSTOP)       = 0
[pid 31522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31519, si_uid=65534} ---
[pid 31519] exit_group(0 <unfinished ...>
[pid 31522] --- stopped by SIGSTOP ---
[pid 31519] <... exit_group resumed>)   = ?
[pid 31519] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31522, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31523 attached
, child_tidptr=0x555556efc5d0) = 31523
[pid 31523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31523] setpgid(0, 0)               = 0
[pid 31523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31523] write(3, "1000", 4)         = 4
[pid 31523] close(3)                    = 0
[pid 31523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.173530][T31519] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31523] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31523] close(5)                    = 0
[pid 31523] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31526 attached
) = 31526
[pid 31523] tkill(31526, SIGSTOP)       = 0
[pid 31523] exit_group(0 <unfinished ...>
[pid 31526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31523, si_uid=65534} ---
[pid 31523] <... exit_group resumed>)   = ?
[pid 31526] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31526, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31523] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31523, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31527 attached
, child_tidptr=0x555556efc5d0) = 31527
[pid 31527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31527] setpgid(0, 0)               = 0
[pid 31527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31527] write(3, "1000", 4)         = 4
[pid 31527] close(3)                    = 0
[pid 31527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.225053][T31523] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31527] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31527] close(5)                    = 0
[pid 31527] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31530 attached
) = 31530
[pid 31527] tkill(31530, SIGSTOP)       = 0
[pid 31530] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31527, si_uid=65534} ---
[pid 31527] exit_group(0)               = ?
[pid 31530] --- stopped by SIGSTOP ---
[pid 31527] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31530, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31531 attached
, child_tidptr=0x555556efc5d0) = 31531
[pid 31531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31531] setpgid(0, 0)               = 0
[pid 31531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31531] write(3, "1000", 4)         = 4
[pid 31531] close(3)                    = 0
[pid 31531] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31531] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.271918][T31527] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31531] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31531] close(5)                    = 0
[pid 31531] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31534 attached
) = 31534
[pid 31531] tkill(31534, SIGSTOP)       = 0
[pid 31531] exit_group(0 <unfinished ...>
[pid 31534] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31531, si_uid=65534} ---
[pid 31531] <... exit_group resumed>)   = ?
[pid 31534] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31534, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31531] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31531, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31535 attached
, child_tidptr=0x555556efc5d0) = 31535
[pid 31535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31535] setpgid(0, 0)               = 0
[pid 31535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31535] write(3, "1000", 4)         = 4
[pid 31535] close(3)                    = 0
[pid 31535] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31535] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.324653][T31531] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31535] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31535] close(5)                    = 0
[pid 31535] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31538 attached
) = 31538
[pid 31535] tkill(31538, SIGSTOP)       = 0
[pid 31535] exit_group(0 <unfinished ...>
[pid 31538] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31535, si_uid=65534} ---
[pid 31535] <... exit_group resumed>)   = ?
[pid 31538] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31538, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31535] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31535, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31539 attached
, child_tidptr=0x555556efc5d0) = 31539
[pid 31539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31539] setpgid(0, 0)               = 0
[pid 31539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31539] write(3, "1000", 4)         = 4
[pid 31539] close(3)                    = 0
[pid 31539] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31539] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.372000][T31535] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31539] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31539] close(5)                    = 0
[pid 31539] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31542 attached
) = 31542
[pid 31539] tkill(31542, SIGSTOP)       = 0
[pid 31542] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31539, si_uid=65534} ---
[pid 31539] exit_group(0 <unfinished ...>
[pid 31542] --- stopped by SIGSTOP ---
[pid 31539] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31542, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31539] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31539, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31543 attached
, child_tidptr=0x555556efc5d0) = 31543
[pid 31543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31543] setpgid(0, 0)               = 0
[pid 31543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31543] write(3, "1000", 4)         = 4
[pid 31543] close(3)                    = 0
[pid 31543] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31543] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.419687][T31539] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31543] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31543] close(5)                    = 0
[pid 31543] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31546 attached
) = 31546
[pid 31543] tkill(31546, SIGSTOP)       = 0
[pid 31546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31543, si_uid=65534} ---
[pid 31543] exit_group(0 <unfinished ...>
[pid 31546] --- stopped by SIGSTOP ---
[pid 31543] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31546, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31543] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31543, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31547 attached
, child_tidptr=0x555556efc5d0) = 31547
[pid 31547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31547] setpgid(0, 0)               = 0
[pid 31547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31547] write(3, "1000", 4)         = 4
[pid 31547] close(3)                    = 0
[pid 31547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.468038][T31543] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31547] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31547] close(5)                    = 0
[pid 31547] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31550 attached
) = 31550
[pid 31547] tkill(31550, SIGSTOP)       = 0
[pid 31550] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31547, si_uid=65534} ---
[pid 31547] exit_group(0)               = ?
[pid 31550] --- stopped by SIGSTOP ---
[pid 31547] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31550, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31551 attached
, child_tidptr=0x555556efc5d0) = 31551
[pid 31551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31551] setpgid(0, 0)               = 0
[pid 31551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31551] write(3, "1000", 4)         = 4
[pid 31551] close(3)                    = 0
[pid 31551] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31551] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.518072][T31547] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31551] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31551] close(5)                    = 0
[pid 31551] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31554 attached
) = 31554
[pid 31551] tkill(31554, SIGSTOP)       = 0
[pid 31554] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31551, si_uid=65534} ---
[pid 31551] exit_group(0 <unfinished ...>
[pid 31554] --- stopped by SIGSTOP ---
[pid 31551] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31554, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31551] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31551, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31555 attached
, child_tidptr=0x555556efc5d0) = 31555
[pid 31555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31555] setpgid(0, 0)               = 0
[pid 31555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31555] write(3, "1000", 4)         = 4
[pid 31555] close(3)                    = 0
[pid 31555] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31555] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.571351][T31551] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31555] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31555] close(5)                    = 0
[pid 31555] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31558 attached
) = 31558
[pid 31555] tkill(31558, SIGSTOP)       = 0
[pid 31558] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31555, si_uid=65534} ---
[pid 31555] exit_group(0 <unfinished ...>
[pid 31558] --- stopped by SIGSTOP ---
[pid 31555] <... exit_group resumed>)   = ?
[pid 31555] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31558, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31559 attached
, child_tidptr=0x555556efc5d0) = 31559
[pid 31559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31559] setpgid(0, 0)               = 0
[pid 31559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31559] write(3, "1000", 4)         = 4
[pid 31559] close(3)                    = 0
[pid 31559] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31559] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.622059][T31555] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31559] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31559] close(5)                    = 0
[pid 31559] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31562 attached
) = 31562
[pid 31559] tkill(31562, SIGSTOP)       = 0
[pid 31562] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31559, si_uid=65534} ---
[pid 31559] exit_group(0 <unfinished ...>
[pid 31562] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31562, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31559] <... exit_group resumed>)   = ?
[pid 31559] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31559, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31563 attached
, child_tidptr=0x555556efc5d0) = 31563
[pid 31563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31563] setpgid(0, 0)               = 0
[pid 31563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31563] write(3, "1000", 4)         = 4
[pid 31563] close(3)                    = 0
[pid 31563] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31563] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.674772][T31559] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31563] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31563] close(5)                    = 0
[pid 31563] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31566 attached
) = 31566
[pid 31563] tkill(31566, SIGSTOP)       = 0
[pid 31563] exit_group(0 <unfinished ...>
[pid 31566] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31563, si_uid=65534} ---
[pid 31563] <... exit_group resumed>)   = ?
[pid 31566] --- stopped by SIGSTOP ---
[pid 31563] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31566, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31567 attached
, child_tidptr=0x555556efc5d0) = 31567
[pid 31567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31567] setpgid(0, 0)               = 0
[pid 31567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31567] write(3, "1000", 4)         = 4
[pid 31567] close(3)                    = 0
[pid 31567] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31567] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.722293][T31563] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31567] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31567] close(5)                    = 0
[pid 31567] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31570 attached
) = 31570
[pid 31567] tkill(31570, SIGSTOP)       = 0
[pid 31570] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31567, si_uid=65534} ---
[pid 31567] exit_group(0 <unfinished ...>
[pid 31570] --- stopped by SIGSTOP ---
[pid 31567] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31570, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31567] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31567, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31571 attached
, child_tidptr=0x555556efc5d0) = 31571
[pid 31571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31571] setpgid(0, 0)               = 0
[pid 31571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31571] write(3, "1000", 4)         = 4
[pid 31571] close(3)                    = 0
[pid 31571] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31571] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.770968][T31567] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31571] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31571] close(5)                    = 0
[pid 31571] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31574 attached
) = 31574
[pid 31571] tkill(31574, SIGSTOP)       = 0
[pid 31574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31571, si_uid=65534} ---
[pid 31571] exit_group(0 <unfinished ...>
[pid 31574] --- stopped by SIGSTOP ---
[pid 31571] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31574, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31571] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31571, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31575 attached
, child_tidptr=0x555556efc5d0) = 31575
[pid 31575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31575] setpgid(0, 0)               = 0
[pid 31575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31575] write(3, "1000", 4)         = 4
[pid 31575] close(3)                    = 0
[pid 31575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.818514][T31571] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31575] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31575] close(5)                    = 0
[pid 31575] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31578 attached
) = 31578
[pid 31575] tkill(31578, SIGSTOP)       = 0
[pid 31578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31575, si_uid=65534} ---
[pid 31575] exit_group(0)               = ?
[pid 31578] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31578, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31575] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31575, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31579 attached
, child_tidptr=0x555556efc5d0) = 31579
[pid 31579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31579] setpgid(0, 0)               = 0
[pid 31579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31579] write(3, "1000", 4)         = 4
[pid 31579] close(3)                    = 0
[pid 31579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.869751][T31575] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31579] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31579] close(5)                    = 0
[pid 31579] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31582 attached
) = 31582
[pid 31579] tkill(31582, SIGSTOP)       = 0
[pid 31582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31579, si_uid=65534} ---
[pid 31579] exit_group(0 <unfinished ...>
[pid 31582] --- stopped by SIGSTOP ---
[pid 31579] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31582, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31579] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31579, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31583 attached
, child_tidptr=0x555556efc5d0) = 31583
[pid 31583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31583] setpgid(0, 0)               = 0
[pid 31583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31583] write(3, "1000", 4)         = 4
[pid 31583] close(3)                    = 0
[pid 31583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.919262][T31579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31583] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31583] close(5)                    = 0
[pid 31583] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31586 attached
) = 31586
[pid 31583] tkill(31586, SIGSTOP)       = 0
[pid 31586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31583, si_uid=65534} ---
[pid 31586] --- stopped by SIGSTOP ---
[pid 31583] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31586, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31583] <... exit_group resumed>)   = ?
[pid 31583] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31583, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31587 attached
, child_tidptr=0x555556efc5d0) = 31587
[pid 31587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31587] setpgid(0, 0)               = 0
[pid 31587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31587] write(3, "1000", 4)         = 4
[pid 31587] close(3)                    = 0
[pid 31587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.973078][T31583] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31587] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31587] close(5)                    = 0
[pid 31587] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31590 attached
) = 31590
[pid 31587] tkill(31590, SIGSTOP)       = 0
[pid 31590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31587, si_uid=65534} ---
[pid 31587] exit_group(0 <unfinished ...>
[pid 31590] --- stopped by SIGSTOP ---
[pid 31587] <... exit_group resumed>)   = ?
[pid 31587] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31590, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31591 attached
, child_tidptr=0x555556efc5d0) = 31591
[pid 31591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31591] setpgid(0, 0)               = 0
[pid 31591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31591] write(3, "1000", 4)         = 4
[pid 31591] close(3)                    = 0
[pid 31591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.024999][T31587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31591] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31591] close(5)                    = 0
[pid 31591] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31594 attached
) = 31594
[pid 31591] tkill(31594, SIGSTOP)       = 0
[pid 31594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31591, si_uid=65534} ---
[pid 31591] exit_group(0 <unfinished ...>
[pid 31594] --- stopped by SIGSTOP ---
[pid 31591] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31594, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 31591] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31591, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31595 attached
, child_tidptr=0x555556efc5d0) = 31595
[pid 31595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31595] setpgid(0, 0)               = 0
[pid 31595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31595] write(3, "1000", 4)         = 4
[pid 31595] close(3)                    = 0
[pid 31595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.077433][T31591] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31595] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31595] close(5)                    = 0
[pid 31595] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31598 attached
) = 31598
[pid 31595] tkill(31598, SIGSTOP)       = 0
[pid 31598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31595, si_uid=65534} ---
[pid 31595] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31598, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31598] --- stopped by SIGSTOP ---
[pid 31595] <... exit_group resumed>)   = ?
[pid 31595] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31595, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31599 attached
, child_tidptr=0x555556efc5d0) = 31599
[pid 31599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31599] setpgid(0, 0)               = 0
[pid 31599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31599] write(3, "1000", 4)         = 4
[pid 31599] close(3)                    = 0
[pid 31599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.128234][T31595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31599] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31599] close(5)                    = 0
[pid 31599] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31602 attached
) = 31602
[pid 31599] tkill(31602, SIGSTOP)       = 0
[pid 31602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31599, si_uid=65534} ---
[pid 31599] exit_group(0 <unfinished ...>
[pid 31602] --- stopped by SIGSTOP ---
[pid 31599] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31602, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31599] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31599, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31603 attached
, child_tidptr=0x555556efc5d0) = 31603
[pid 31603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31603] setpgid(0, 0)               = 0
[pid 31603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31603] write(3, "1000", 4)         = 4
[pid 31603] close(3)                    = 0
[pid 31603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.175036][T31599] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31603] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31603] close(5)                    = 0
[pid 31603] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31606 attached
) = 31606
[pid 31603] tkill(31606, SIGSTOP)       = 0
[pid 31606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31603, si_uid=65534} ---
[pid 31606] --- stopped by SIGSTOP ---
[pid 31603] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31606, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31603] <... exit_group resumed>)   = ?
[pid 31603] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31603, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31607 attached
, child_tidptr=0x555556efc5d0) = 31607
[pid 31607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31607] setpgid(0, 0)               = 0
[pid 31607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31607] write(3, "1000", 4)         = 4
[pid 31607] close(3)                    = 0
[pid 31607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.223876][T31603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31607] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31607] close(5)                    = 0
[pid 31607] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31610 attached
) = 31610
[pid 31607] tkill(31610, SIGSTOP)       = 0
[pid 31610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31607, si_uid=65534} ---
[pid 31607] exit_group(0 <unfinished ...>
[pid 31610] --- stopped by SIGSTOP ---
[pid 31607] <... exit_group resumed>)   = ?
[pid 31607] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31610, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31611 attached
, child_tidptr=0x555556efc5d0) = 31611
[pid 31611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31611] setpgid(0, 0)               = 0
[pid 31611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31611] write(3, "1000", 4)         = 4
[pid 31611] close(3)                    = 0
[pid 31611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.275801][T31607] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31611] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31611] close(5)                    = 0
[pid 31611] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31614 attached
) = 31614
[pid 31611] tkill(31614, SIGSTOP)       = 0
[pid 31614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31611, si_uid=65534} ---
[pid 31611] exit_group(0 <unfinished ...>
[pid 31614] --- stopped by SIGSTOP ---
[pid 31611] <... exit_group resumed>)   = ?
[pid 31611] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31614, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31615 attached
, child_tidptr=0x555556efc5d0) = 31615
[pid 31615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31615] setpgid(0, 0)               = 0
[pid 31615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31615] write(3, "1000", 4)         = 4
[pid 31615] close(3)                    = 0
[pid 31615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.328450][T31611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31615] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31615] close(5)                    = 0
[pid 31615] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 31618
./strace-static-x86_64: Process 31618 attached
[pid 31615] tkill(31618, SIGSTOP)       = 0
[pid 31615] exit_group(0 <unfinished ...>
[pid 31618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31615, si_uid=65534} ---
[pid 31615] <... exit_group resumed>)   = ?
[pid 31618] --- stopped by SIGSTOP ---
[pid 31615] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31618, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31619 attached
, child_tidptr=0x555556efc5d0) = 31619
[pid 31619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31619] setpgid(0, 0)               = 0
[pid 31619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31619] write(3, "1000", 4)         = 4
[pid 31619] close(3)                    = 0
[pid 31619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.381150][T31615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31619] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31619] close(5)                    = 0
[pid 31619] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31622 attached
) = 31622
[pid 31619] tkill(31622, SIGSTOP)       = 0
[pid 31622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31619, si_uid=65534} ---
[pid 31619] exit_group(0 <unfinished ...>
[pid 31622] --- stopped by SIGSTOP ---
[pid 31619] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31622, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31619] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31623 attached
, child_tidptr=0x555556efc5d0) = 31623
[pid 31623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31623] setpgid(0, 0)               = 0
[pid 31623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31623] write(3, "1000", 4)         = 4
[pid 31623] close(3)                    = 0
[pid 31623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.430357][T31619] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31623] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31623] close(5)                    = 0
[pid 31623] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31626 attached
) = 31626
[pid 31623] tkill(31626, SIGSTOP)       = 0
[pid 31626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31623, si_uid=65534} ---
[pid 31623] exit_group(0 <unfinished ...>
[pid 31626] --- stopped by SIGSTOP ---
[pid 31623] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31626, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31623] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31627 attached
, child_tidptr=0x555556efc5d0) = 31627
[pid 31627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31627] setpgid(0, 0)               = 0
[pid 31627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31627] write(3, "1000", 4)         = 4
[pid 31627] close(3)                    = 0
[pid 31627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.477905][T31623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31627] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31627] close(5)                    = 0
[pid 31627] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31630 attached
) = 31630
[pid 31627] tkill(31630, SIGSTOP)       = 0
[pid 31627] exit_group(0)               = ?
[pid 31630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31627, si_uid=65534} ---
[pid 31627] +++ exited with 0 +++
[pid 31630] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31631 attached
, child_tidptr=0x555556efc5d0) = 31631
[pid 31631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31631] setpgid(0, 0)               = 0
[pid 31631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31631] write(3, "1000", 4)         = 4
[pid 31631] close(3)                    = 0
[pid 31631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.523593][T31627] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31631] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31631] close(5)                    = 0
[pid 31631] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31634 attached
) = 31634
[pid 31631] tkill(31634, SIGSTOP)       = 0
[pid 31631] exit_group(0 <unfinished ...>
[pid 31634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31631, si_uid=65534} ---
[pid 31631] <... exit_group resumed>)   = ?
[pid 31634] --- stopped by SIGSTOP ---
[pid 31631] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31634, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31635 attached
, child_tidptr=0x555556efc5d0) = 31635
[pid 31635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31635] setpgid(0, 0)               = 0
[pid 31635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31635] write(3, "1000", 4)         = 4
[pid 31635] close(3)                    = 0
[pid 31635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.567340][T31631] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31635] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31635] close(5)                    = 0
[pid 31635] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31638 attached
) = 31638
[pid 31635] tkill(31638, SIGSTOP)       = 0
[pid 31638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31635, si_uid=65534} ---
[pid 31635] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31638, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31638] --- stopped by SIGSTOP ---
[pid 31635] <... exit_group resumed>)   = ?
[pid 31635] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31635, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31639 attached
, child_tidptr=0x555556efc5d0) = 31639
[pid 31639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31639] setpgid(0, 0)               = 0
[pid 31639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31639] write(3, "1000", 4)         = 4
[pid 31639] close(3)                    = 0
[pid 31639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.615511][T31635] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31639] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31639] close(5)                    = 0
[pid 31639] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31642 attached
) = 31642
[pid 31639] tkill(31642, SIGSTOP)       = 0
[pid 31642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31639, si_uid=65534} ---
[pid 31639] exit_group(0 <unfinished ...>
[pid 31642] --- stopped by SIGSTOP ---
[pid 31639] <... exit_group resumed>)   = ?
[pid 31639] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31642, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31643 attached
, child_tidptr=0x555556efc5d0) = 31643
[pid 31643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31643] setpgid(0, 0)               = 0
[pid 31643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31643] write(3, "1000", 4)         = 4
[pid 31643] close(3)                    = 0
[pid 31643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.664685][T31639] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31643] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31643] close(5)                    = 0
[pid 31643] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31646 attached
) = 31646
[pid 31643] tkill(31646, SIGSTOP)       = 0
[pid 31646] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31643, si_uid=65534} ---
[pid 31643] exit_group(0 <unfinished ...>
[pid 31646] --- stopped by SIGSTOP ---
[pid 31643] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31646, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31643] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31647 attached
, child_tidptr=0x555556efc5d0) = 31647
[pid 31647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31647] setpgid(0, 0)               = 0
[pid 31647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31647] write(3, "1000", 4)         = 4
[pid 31647] close(3)                    = 0
[pid 31647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.719182][T31643] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31647] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31647] close(5)                    = 0
[pid 31647] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31650 attached
) = 31650
[pid 31647] tkill(31650, SIGSTOP)       = 0
[pid 31650] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31647, si_uid=65534} ---
[pid 31647] exit_group(0 <unfinished ...>
[pid 31650] --- stopped by SIGSTOP ---
[pid 31647] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31650, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31647] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31647, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31651 attached
, child_tidptr=0x555556efc5d0) = 31651
[pid 31651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31651] setpgid(0, 0)               = 0
[pid 31651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31651] write(3, "1000", 4)         = 4
[pid 31651] close(3)                    = 0
[pid 31651] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31651] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.770266][T31647] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31651] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31651] close(5)                    = 0
[pid 31651] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31654 attached
) = 31654
[pid 31651] tkill(31654, SIGSTOP)       = 0
[pid 31654] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31651, si_uid=65534} ---
[pid 31651] exit_group(0 <unfinished ...>
[pid 31654] --- stopped by SIGSTOP ---
[pid 31651] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31654, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31651] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31651, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31655 attached
, child_tidptr=0x555556efc5d0) = 31655
[pid 31655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31655] setpgid(0, 0)               = 0
[pid 31655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31655] write(3, "1000", 4)         = 4
[pid 31655] close(3)                    = 0
[pid 31655] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31655] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.818445][T31651] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31655] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31655] close(5)                    = 0
[pid 31655] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31658 attached
) = 31658
[pid 31655] tkill(31658, SIGSTOP)       = 0
[pid 31655] exit_group(0 <unfinished ...>
[pid 31658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31655, si_uid=65534} ---
[pid 31655] <... exit_group resumed>)   = ?
[pid 31658] --- stopped by SIGSTOP ---
[pid 31655] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31658, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31659 attached
, child_tidptr=0x555556efc5d0) = 31659
[pid 31659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31659] setpgid(0, 0)               = 0
[pid 31659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31659] write(3, "1000", 4)         = 4
[pid 31659] close(3)                    = 0
[pid 31659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.870258][T31655] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31659] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31659] close(5)                    = 0
[pid 31659] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31662 attached
) = 31662
[pid 31659] tkill(31662, SIGSTOP)       = 0
[pid 31662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31659, si_uid=65534} ---
[pid 31659] exit_group(0 <unfinished ...>
[pid 31662] --- stopped by SIGSTOP ---
[pid 31659] <... exit_group resumed>)   = ?
[pid 31659] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31662, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31663 attached
, child_tidptr=0x555556efc5d0) = 31663
[pid 31663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31663] setpgid(0, 0)               = 0
[pid 31663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31663] write(3, "1000", 4)         = 4
[pid 31663] close(3)                    = 0
[pid 31663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.917415][T31659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31663] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31663] close(5)                    = 0
[pid 31663] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31666 attached
) = 31666
[pid 31663] tkill(31666, SIGSTOP)       = 0
[pid 31666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31663, si_uid=65534} ---
[pid 31663] exit_group(0 <unfinished ...>
[pid 31666] --- stopped by SIGSTOP ---
[pid 31663] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31666, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31663] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31663, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31667 attached
, child_tidptr=0x555556efc5d0) = 31667
[pid 31667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31667] setpgid(0, 0)               = 0
[pid 31667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31667] write(3, "1000", 4)         = 4
[pid 31667] close(3)                    = 0
[pid 31667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.964974][T31663] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31667] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31667] close(5)                    = 0
[pid 31667] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31670 attached
) = 31670
[pid 31667] tkill(31670, SIGSTOP)       = 0
[pid 31670] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31667, si_uid=65534} ---
[pid 31667] exit_group(0 <unfinished ...>
[pid 31670] --- stopped by SIGSTOP ---
[pid 31667] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31670, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31667] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31667, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31671 attached
, child_tidptr=0x555556efc5d0) = 31671
[pid 31671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31671] setpgid(0, 0)               = 0
[pid 31671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31671] write(3, "1000", 4)         = 4
[pid 31671] close(3)                    = 0
[pid 31671] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31671] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.012538][T31667] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31671] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31671] close(5)                    = 0
[pid 31671] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31674 attached
) = 31674
[pid 31671] tkill(31674, SIGSTOP)       = 0
[pid 31674] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31671, si_uid=65534} ---
[pid 31671] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31674, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31674] --- stopped by SIGSTOP ---
[pid 31671] <... exit_group resumed>)   = ?
[pid 31671] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31671, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31675 attached
, child_tidptr=0x555556efc5d0) = 31675
[pid 31675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31675] setpgid(0, 0)               = 0
[pid 31675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31675] write(3, "1000", 4)         = 4
[pid 31675] close(3)                    = 0
[pid 31675] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31675] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.066512][T31671] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31675] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31675] close(5)                    = 0
[pid 31675] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31678 attached
) = 31678
[pid 31675] tkill(31678, SIGSTOP)       = 0
[pid 31678] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31675, si_uid=65534} ---
[pid 31675] exit_group(0 <unfinished ...>
[pid 31678] --- stopped by SIGSTOP ---
[pid 31675] <... exit_group resumed>)   = ?
[pid 31675] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31678, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31679 attached
, child_tidptr=0x555556efc5d0) = 31679
[pid 31679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31679] setpgid(0, 0)               = 0
[pid 31679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31679] write(3, "1000", 4)         = 4
[pid 31679] close(3)                    = 0
[pid 31679] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31679] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.117267][T31675] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31679] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31679] close(5)                    = 0
[pid 31679] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31682 attached
) = 31682
[pid 31679] tkill(31682, SIGSTOP)       = 0
[pid 31682] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31679, si_uid=65534} ---
[pid 31679] exit_group(0 <unfinished ...>
[pid 31682] --- stopped by SIGSTOP ---
[pid 31679] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31682, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31679] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31679, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31683 attached
, child_tidptr=0x555556efc5d0) = 31683
[pid 31683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31683] setpgid(0, 0)               = 0
[pid 31683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31683] write(3, "1000", 4)         = 4
[pid 31683] close(3)                    = 0
[pid 31683] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31683] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.166913][T31679] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31683] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31683] close(5)                    = 0
[pid 31683] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31686 attached
) = 31686
[pid 31683] tkill(31686, SIGSTOP)       = 0
[pid 31686] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31683, si_uid=65534} ---
[pid 31683] exit_group(0 <unfinished ...>
[pid 31686] --- stopped by SIGSTOP ---
[pid 31683] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31686, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31683] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31683, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31687 attached
, child_tidptr=0x555556efc5d0) = 31687
[pid 31687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31687] setpgid(0, 0)               = 0
[pid 31687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31687] write(3, "1000", 4)         = 4
[pid 31687] close(3)                    = 0
[pid 31687] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31687] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.214603][T31683] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31687] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31687] close(5)                    = 0
[pid 31687] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31690 attached
) = 31690
[pid 31687] tkill(31690, SIGSTOP)       = 0
[pid 31687] exit_group(0 <unfinished ...>
[pid 31690] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31687, si_uid=65534} ---
[pid 31687] <... exit_group resumed>)   = ?
[pid 31690] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31690, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31687] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31687, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31691 attached
, child_tidptr=0x555556efc5d0) = 31691
[pid 31691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31691] setpgid(0, 0)               = 0
[pid 31691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31691] write(3, "1000", 4)         = 4
[pid 31691] close(3)                    = 0
[pid 31691] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31691] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.264052][T31687] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31691] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31691] close(5)                    = 0
[pid 31691] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31694 attached
) = 31694
[pid 31691] tkill(31694, SIGSTOP)       = 0
[pid 31691] exit_group(0 <unfinished ...>
[pid 31694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31691, si_uid=65534} ---
[pid 31691] <... exit_group resumed>)   = ?
[pid 31694] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31694, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31691] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31691, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31695 attached
, child_tidptr=0x555556efc5d0) = 31695
[pid 31695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31695] setpgid(0, 0)               = 0
[pid 31695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31695] write(3, "1000", 4)         = 4
[pid 31695] close(3)                    = 0
[pid 31695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.310712][T31691] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31695] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31695] close(5)                    = 0
[pid 31695] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31698 attached
) = 31698
[pid 31695] tkill(31698, SIGSTOP)       = 0
[pid 31698] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31695, si_uid=65534} ---
[pid 31695] exit_group(0 <unfinished ...>
[pid 31698] --- stopped by SIGSTOP ---
[pid 31695] <... exit_group resumed>)   = ?
[pid 31695] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31698, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31699 attached
, child_tidptr=0x555556efc5d0) = 31699
[pid 31699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31699] setpgid(0, 0)               = 0
[pid 31699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31699] write(3, "1000", 4)         = 4
[pid 31699] close(3)                    = 0
[pid 31699] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31699] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.357207][T31695] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31699] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31699] close(5)                    = 0
[pid 31699] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31702 attached
) = 31702
[pid 31699] tkill(31702, SIGSTOP)       = 0
[pid 31702] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31699, si_uid=65534} ---
[pid 31699] exit_group(0)               = ?
[pid 31702] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31702, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31699] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31699, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31703 attached
, child_tidptr=0x555556efc5d0) = 31703
[pid 31703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31703] setpgid(0, 0)               = 0
[pid 31703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31703] write(3, "1000", 4)         = 4
[pid 31703] close(3)                    = 0
[pid 31703] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31703] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.408821][T31699] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31703] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31703] close(5)                    = 0
[pid 31703] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31706 attached
) = 31706
[pid 31703] tkill(31706, SIGSTOP)       = 0
[pid 31706] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31703, si_uid=65534} ---
[pid 31703] exit_group(0 <unfinished ...>
[pid 31706] --- stopped by SIGSTOP ---
[pid 31703] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31706, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31703] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31703, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31707 attached
, child_tidptr=0x555556efc5d0) = 31707
[pid 31707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31707] setpgid(0, 0)               = 0
[pid 31707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31707] write(3, "1000", 4)         = 4
[pid 31707] close(3)                    = 0
[pid 31707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.457660][T31703] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31707] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31707] close(5)                    = 0
[pid 31707] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31710 attached
) = 31710
[pid 31707] tkill(31710, SIGSTOP)       = 0
[pid 31710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31707, si_uid=65534} ---
[pid 31707] exit_group(0 <unfinished ...>
[pid 31710] --- stopped by SIGSTOP ---
[pid 31707] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31710, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31707] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31707, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31711 attached
, child_tidptr=0x555556efc5d0) = 31711
[pid 31711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31711] setpgid(0, 0)               = 0
[pid 31711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31711] write(3, "1000", 4)         = 4
[pid 31711] close(3)                    = 0
[pid 31711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.510779][T31707] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31711] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31711] close(5)                    = 0
[pid 31711] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31714 attached
) = 31714
[pid 31711] tkill(31714, SIGSTOP)       = 0
[pid 31714] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31711, si_uid=65534} ---
[pid 31711] exit_group(0 <unfinished ...>
[pid 31714] --- stopped by SIGSTOP ---
[pid 31711] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31714, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 31711] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31711, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31715 attached
, child_tidptr=0x555556efc5d0) = 31715
[pid 31715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31715] setpgid(0, 0)               = 0
[pid 31715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31715] write(3, "1000", 4)         = 4
[pid 31715] close(3)                    = 0
[pid 31715] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31715] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.560884][T31711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31715] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31715] close(5)                    = 0
[pid 31715] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31718 attached
) = 31718
[pid 31715] tkill(31718, SIGSTOP)       = 0
[pid 31718] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31715, si_uid=65534} ---
[pid 31715] exit_group(0 <unfinished ...>
[pid 31718] --- stopped by SIGSTOP ---
[pid 31715] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31718, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31715] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31715, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31719 attached
, child_tidptr=0x555556efc5d0) = 31719
[pid 31719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31719] setpgid(0, 0)               = 0
[pid 31719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31719] write(3, "1000", 4)         = 4
[pid 31719] close(3)                    = 0
[pid 31719] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31719] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.610031][T31715] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31719] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31719] close(5)                    = 0
[pid 31719] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31722 attached
) = 31722
[pid 31719] tkill(31722, SIGSTOP)       = 0
[pid 31719] exit_group(0 <unfinished ...>
[pid 31722] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31719, si_uid=65534} ---
[pid 31719] <... exit_group resumed>)   = ?
[pid 31719] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31719, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 31722] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31723 attached
, child_tidptr=0x555556efc5d0) = 31723
[pid 31723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31723] setpgid(0, 0)               = 0
[pid 31723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31723] write(3, "1000", 4)         = 4
[pid 31723] close(3)                    = 0
[pid 31723] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31723] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.660529][T31719] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31723] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31723] close(5)                    = 0
[pid 31723] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31726 attached
) = 31726
[pid 31723] tkill(31726, SIGSTOP)       = 0
[pid 31723] exit_group(0 <unfinished ...>
[pid 31726] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31723, si_uid=65534} ---
[pid 31723] <... exit_group resumed>)   = ?
[pid 31726] --- stopped by SIGSTOP ---
[pid 31723] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31726, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31727 attached
, child_tidptr=0x555556efc5d0) = 31727
[pid 31727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31727] setpgid(0, 0)               = 0
[pid 31727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31727] write(3, "1000", 4)         = 4
[pid 31727] close(3)                    = 0
[pid 31727] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31727] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.706375][T31723] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31727] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31727] close(5)                    = 0
[pid 31727] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31730 attached
) = 31730
[pid 31727] tkill(31730, SIGSTOP)       = 0
[pid 31730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31727, si_uid=65534} ---
[pid 31727] exit_group(0 <unfinished ...>
[pid 31730] --- stopped by SIGSTOP ---
[pid 31727] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31730, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31727] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31727, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31731 attached
, child_tidptr=0x555556efc5d0) = 31731
[pid 31731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31731] setpgid(0, 0)               = 0
[pid 31731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31731] write(3, "1000", 4)         = 4
[pid 31731] close(3)                    = 0
[pid 31731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.753502][T31727] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31731] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31731] close(5)                    = 0
[pid 31731] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31734 attached
) = 31734
[pid 31731] tkill(31734, SIGSTOP)       = 0
[pid 31734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31731, si_uid=65534} ---
[pid 31731] exit_group(0)               = ?
[pid 31734] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31734, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31731] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31731, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31735 attached
, child_tidptr=0x555556efc5d0) = 31735
[pid 31735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31735] setpgid(0, 0)               = 0
[pid 31735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31735] write(3, "1000", 4)         = 4
[pid 31735] close(3)                    = 0
[pid 31735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.804768][T31731] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31735] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31735] close(5)                    = 0
[pid 31735] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31738 attached
) = 31738
[pid 31735] tkill(31738, SIGSTOP)       = 0
[pid 31735] exit_group(0 <unfinished ...>
[pid 31738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31735, si_uid=65534} ---
[pid 31735] <... exit_group resumed>)   = ?
[pid 31738] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31738, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31735] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31735, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31739 attached
, child_tidptr=0x555556efc5d0) = 31739
[pid 31739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31739] setpgid(0, 0)               = 0
[pid 31739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31739] write(3, "1000", 4)         = 4
[pid 31739] close(3)                    = 0
[pid 31739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.852835][T31735] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31739] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31739] close(5)                    = 0
[pid 31739] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31742 attached
) = 31742
[pid 31739] tkill(31742, SIGSTOP)       = 0
[pid 31739] exit_group(0 <unfinished ...>
[pid 31742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31739, si_uid=65534} ---
[pid 31739] <... exit_group resumed>)   = ?
[pid 31742] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31742, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31739] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31739, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31743 attached
, child_tidptr=0x555556efc5d0) = 31743
[pid 31743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31743] setpgid(0, 0)               = 0
[pid 31743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31743] write(3, "1000", 4)         = 4
[pid 31743] close(3)                    = 0
[pid 31743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.896956][T31739] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31743] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31743] close(5)                    = 0
[pid 31743] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31746 attached
) = 31746
[pid 31743] tkill(31746, SIGSTOP)       = 0
[pid 31746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31743, si_uid=65534} ---
[pid 31743] exit_group(0)               = ?
[pid 31746] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31746, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31743] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31743, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31747 attached
, child_tidptr=0x555556efc5d0) = 31747
[pid 31747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31747] setpgid(0, 0)               = 0
[pid 31747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31747] write(3, "1000", 4)         = 4
[pid 31747] close(3)                    = 0
[pid 31747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.941145][T31743] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31747] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31747] close(5)                    = 0
[pid 31747] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31750 attached
) = 31750
[pid 31747] tkill(31750, SIGSTOP)       = 0
[pid 31750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31747, si_uid=65534} ---
[pid 31747] exit_group(0 <unfinished ...>
[pid 31750] --- stopped by SIGSTOP ---
[pid 31747] <... exit_group resumed>)   = ?
[pid 31747] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31750, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31751 attached
, child_tidptr=0x555556efc5d0) = 31751
[pid 31751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31751] setpgid(0, 0)               = 0
[pid 31751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31751] write(3, "1000", 4)         = 4
[pid 31751] close(3)                    = 0
[pid 31751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.988566][T31747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31751] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31751] close(5)                    = 0
[pid 31751] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31754 attached
) = 31754
[pid 31751] tkill(31754, SIGSTOP)       = 0
[pid 31754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31751, si_uid=65534} ---
[pid 31751] exit_group(0 <unfinished ...>
[pid 31754] --- stopped by SIGSTOP ---
[pid 31751] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31754, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31751] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31751, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31755 attached
, child_tidptr=0x555556efc5d0) = 31755
[pid 31755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31755] setpgid(0, 0)               = 0
[pid 31755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31755] write(3, "1000", 4)         = 4
[pid 31755] close(3)                    = 0
[pid 31755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.040076][T31751] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31755] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31755] close(5)                    = 0
[pid 31755] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31758 attached
) = 31758
[pid 31755] tkill(31758, SIGSTOP)       = 0
[pid 31758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31755, si_uid=65534} ---
[pid 31755] exit_group(0 <unfinished ...>
[pid 31758] --- stopped by SIGSTOP ---
[pid 31755] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31758, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31755] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31755, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31759 attached
, child_tidptr=0x555556efc5d0) = 31759
[pid 31759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31759] setpgid(0, 0)               = 0
[pid 31759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31759] write(3, "1000", 4)         = 4
[pid 31759] close(3)                    = 0
[pid 31759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.088139][T31755] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31759] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31759] close(5)                    = 0
[pid 31759] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31762 attached
) = 31762
[pid 31759] tkill(31762, SIGSTOP)       = 0
[pid 31762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31759, si_uid=65534} ---
[pid 31759] exit_group(0 <unfinished ...>
[pid 31762] --- stopped by SIGSTOP ---
[pid 31759] <... exit_group resumed>)   = ?
[pid 31759] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31762, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31763 attached
, child_tidptr=0x555556efc5d0) = 31763
[pid 31763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31763] setpgid(0, 0)               = 0
[pid 31763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31763] write(3, "1000", 4)         = 4
[pid 31763] close(3)                    = 0
[pid 31763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.136119][T31759] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31763] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31763] close(5)                    = 0
[pid 31763] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31766 attached
) = 31766
[pid 31763] tkill(31766, SIGSTOP)       = 0
[pid 31766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31763, si_uid=65534} ---
[pid 31763] exit_group(0 <unfinished ...>
[pid 31766] --- stopped by SIGSTOP ---
[pid 31763] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31766, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31763] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31763, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31767 attached
, child_tidptr=0x555556efc5d0) = 31767
[pid 31767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31767] setpgid(0, 0)               = 0
[pid 31767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31767] write(3, "1000", 4)         = 4
[pid 31767] close(3)                    = 0
[pid 31767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.191595][T31763] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31767] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31767] close(5)                    = 0
[pid 31767] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31770 attached
) = 31770
[pid 31767] tkill(31770, SIGSTOP)       = 0
[pid 31770] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31767, si_uid=65534} ---
[pid 31767] exit_group(0 <unfinished ...>
[pid 31770] --- stopped by SIGSTOP ---
[pid 31767] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31770, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31767] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31767, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31771 attached
, child_tidptr=0x555556efc5d0) = 31771
[pid 31771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31771] setpgid(0, 0)               = 0
[pid 31771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31771] write(3, "1000", 4)         = 4
[pid 31771] close(3)                    = 0
[pid 31771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.240054][T31767] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31771] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31771] close(5)                    = 0
[pid 31771] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31774 attached
) = 31774
[pid 31771] tkill(31774, SIGSTOP)       = 0
[pid 31774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31771, si_uid=65534} ---
[pid 31771] exit_group(0 <unfinished ...>
[pid 31774] --- stopped by SIGSTOP ---
[pid 31771] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31774, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31771] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31771, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31775 attached
, child_tidptr=0x555556efc5d0) = 31775
[pid 31775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31775] setpgid(0, 0)               = 0
[pid 31775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31775] write(3, "1000", 4)         = 4
[pid 31775] close(3)                    = 0
[pid 31775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.291078][T31771] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31775] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31775] close(5)                    = 0
[pid 31775] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31778 attached
) = 31778
[pid 31775] tkill(31778, SIGSTOP)       = 0
[pid 31778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31775, si_uid=65534} ---
[pid 31775] exit_group(0 <unfinished ...>
[pid 31778] --- stopped by SIGSTOP ---
[pid 31775] <... exit_group resumed>)   = ?
[pid 31775] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31778, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31779 attached
, child_tidptr=0x555556efc5d0) = 31779
[pid 31779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31779] setpgid(0, 0)               = 0
[pid 31779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31779] write(3, "1000", 4)         = 4
[pid 31779] close(3)                    = 0
[pid 31779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.338723][T31775] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31779] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31779] close(5)                    = 0
[pid 31779] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31782 attached
) = 31782
[pid 31779] tkill(31782, SIGSTOP)       = 0
[pid 31782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31779, si_uid=65534} ---
[pid 31779] exit_group(0 <unfinished ...>
[pid 31782] --- stopped by SIGSTOP ---
[pid 31779] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31782, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31779] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31783 attached
, child_tidptr=0x555556efc5d0) = 31783
[pid 31783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31783] setpgid(0, 0)               = 0
[pid 31783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31783] write(3, "1000", 4)         = 4
[pid 31783] close(3)                    = 0
[pid 31783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.391173][T31779] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31783] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31783] close(5)                    = 0
[pid 31783] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31786 attached
) = 31786
[pid 31783] tkill(31786, SIGSTOP)       = 0
[pid 31786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31783, si_uid=65534} ---
[pid 31783] exit_group(0 <unfinished ...>
[pid 31786] --- stopped by SIGSTOP ---
[pid 31783] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31786, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31783] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31787 attached
, child_tidptr=0x555556efc5d0) = 31787
[pid 31787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31787] setpgid(0, 0)               = 0
[pid 31787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31787] write(3, "1000", 4)         = 4
[pid 31787] close(3)                    = 0
[pid 31787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.440015][T31783] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31787] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31787] close(5)                    = 0
[pid 31787] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31790 attached
) = 31790
[pid 31787] tkill(31790, SIGSTOP)       = 0
[pid 31790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31787, si_uid=65534} ---
[pid 31787] exit_group(0 <unfinished ...>
[pid 31790] --- stopped by SIGSTOP ---
[pid 31787] <... exit_group resumed>)   = ?
[pid 31787] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31790, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31791 attached
, child_tidptr=0x555556efc5d0) = 31791
[pid 31791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31791] setpgid(0, 0)               = 0
[pid 31791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31791] write(3, "1000", 4)         = 4
[pid 31791] close(3)                    = 0
[pid 31791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.490693][T31787] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31791] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31791] close(5)                    = 0
[pid 31791] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31794 attached
) = 31794
[pid 31791] tkill(31794, SIGSTOP)       = 0
[pid 31794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31791, si_uid=65534} ---
[pid 31791] exit_group(0 <unfinished ...>
[pid 31794] --- stopped by SIGSTOP ---
[pid 31791] <... exit_group resumed>)   = ?
[pid 31791] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31794, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31795 attached
, child_tidptr=0x555556efc5d0) = 31795
[pid 31795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31795] setpgid(0, 0)               = 0
[pid 31795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31795] write(3, "1000", 4)         = 4
[pid 31795] close(3)                    = 0
[pid 31795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.541701][T31791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31795] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31795] close(5)                    = 0
[pid 31795] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31798 attached
) = 31798
[pid 31795] tkill(31798, SIGSTOP)       = 0
[pid 31798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31795, si_uid=65534} ---
[pid 31795] exit_group(0 <unfinished ...>
[pid 31798] --- stopped by SIGSTOP ---
[pid 31795] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31798, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31795] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31795, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31799 attached
, child_tidptr=0x555556efc5d0) = 31799
[pid 31799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31799] setpgid(0, 0)               = 0
[pid 31799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31799] write(3, "1000", 4)         = 4
[pid 31799] close(3)                    = 0
[pid 31799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.596271][T31795] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31799] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31799] close(5)                    = 0
[pid 31799] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31802 attached
) = 31802
[pid 31799] tkill(31802, SIGSTOP)       = 0
[pid 31799] exit_group(0 <unfinished ...>
[pid 31802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31799, si_uid=65534} ---
[pid 31799] <... exit_group resumed>)   = ?
[pid 31802] --- stopped by SIGSTOP ---
[pid 31799] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31802, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31803 attached
, child_tidptr=0x555556efc5d0) = 31803
[pid 31803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31803] setpgid(0, 0)               = 0
[pid 31803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31803] write(3, "1000", 4)         = 4
[pid 31803] close(3)                    = 0
[pid 31803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.655020][T31799] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31803] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31803] close(5)                    = 0
[pid 31803] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31806 attached
) = 31806
[pid 31803] tkill(31806, SIGSTOP)       = 0
[pid 31806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31803, si_uid=65534} ---
[pid 31803] exit_group(0)               = ?
[pid 31806] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31806, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31803] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31807 attached
, child_tidptr=0x555556efc5d0) = 31807
[pid 31807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31807] setpgid(0, 0)               = 0
[pid 31807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31807] write(3, "1000", 4)         = 4
[pid 31807] close(3)                    = 0
[pid 31807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.700460][T31803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31807] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31807] close(5)                    = 0
[pid 31807] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31810 attached
) = 31810
[pid 31807] tkill(31810, SIGSTOP)       = 0
[pid 31810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31807, si_uid=65534} ---
[pid 31807] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31810, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31810] --- stopped by SIGSTOP ---
[pid 31807] <... exit_group resumed>)   = ?
[pid 31807] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31811 attached
, child_tidptr=0x555556efc5d0) = 31811
[pid 31811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31811] setpgid(0, 0)               = 0
[pid 31811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31811] write(3, "1000", 4)         = 4
[pid 31811] close(3)                    = 0
[pid 31811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.751653][T31807] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31811] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31811] close(5)                    = 0
[pid 31811] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31814 attached
) = 31814
[pid 31811] tkill(31814, SIGSTOP)       = 0
[pid 31814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31811, si_uid=65534} ---
[pid 31811] exit_group(0 <unfinished ...>
[pid 31814] --- stopped by SIGSTOP ---
[pid 31811] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31814, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31811] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31815 attached
, child_tidptr=0x555556efc5d0) = 31815
[pid 31815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31815] setpgid(0, 0)               = 0
[pid 31815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31815] write(3, "1000", 4)         = 4
[pid 31815] close(3)                    = 0
[pid 31815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.800987][T31811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31815] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31815] close(5)                    = 0
[pid 31815] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31818 attached
) = 31818
[pid 31815] tkill(31818, SIGSTOP)       = 0
[pid 31818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31815, si_uid=65534} ---
[pid 31815] exit_group(0 <unfinished ...>
[pid 31818] --- stopped by SIGSTOP ---
[pid 31815] <... exit_group resumed>)   = ?
[pid 31815] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31818, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31819 attached
, child_tidptr=0x555556efc5d0) = 31819
[pid 31819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31819] setpgid(0, 0)               = 0
[pid 31819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31819] write(3, "1000", 4)         = 4
[pid 31819] close(3)                    = 0
[pid 31819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.850049][T31815] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31819] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31819] close(5)                    = 0
[pid 31819] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31822 attached
) = 31822
[pid 31819] tkill(31822, SIGSTOP)       = 0
[pid 31822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31819, si_uid=65534} ---
[pid 31819] exit_group(0 <unfinished ...>
[pid 31822] --- stopped by SIGSTOP ---
[pid 31819] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31822, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31819] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31823 attached
, child_tidptr=0x555556efc5d0) = 31823
[pid 31823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31823] setpgid(0, 0)               = 0
[pid 31823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31823] write(3, "1000", 4)         = 4
[pid 31823] close(3)                    = 0
[pid 31823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.903267][T31819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31823] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31823] close(5)                    = 0
[pid 31823] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31826 attached
) = 31826
[pid 31823] tkill(31826, SIGSTOP)       = 0
[pid 31826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31823, si_uid=65534} ---
[pid 31823] exit_group(0)               = ?
[pid 31826] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31826, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31823] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31827 attached
, child_tidptr=0x555556efc5d0) = 31827
[pid 31827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31827] setpgid(0, 0)               = 0
[pid 31827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31827] write(3, "1000", 4)         = 4
[pid 31827] close(3)                    = 0
[pid 31827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.949178][T31823] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31827] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31827] close(5)                    = 0
[pid 31827] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31830 attached
) = 31830
[pid 31827] tkill(31830, SIGSTOP)       = 0
[pid 31830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31827, si_uid=65534} ---
[pid 31827] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31830, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31830] --- stopped by SIGSTOP ---
[pid 31827] <... exit_group resumed>)   = ?
[pid 31827] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31827, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31831 attached
, child_tidptr=0x555556efc5d0) = 31831
[pid 31831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31831] setpgid(0, 0)               = 0
[pid 31831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31831] write(3, "1000", 4)         = 4
[pid 31831] close(3)                    = 0
[pid 31831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.007551][T31827] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31831] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31831] close(5)                    = 0
[pid 31831] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31834 attached
) = 31834
[pid 31831] tkill(31834, SIGSTOP)       = 0
[pid 31834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31831, si_uid=65534} ---
[pid 31831] exit_group(0 <unfinished ...>
[pid 31834] --- stopped by SIGSTOP ---
[pid 31831] <... exit_group resumed>)   = ?
[pid 31831] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31834, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31835 attached
, child_tidptr=0x555556efc5d0) = 31835
[pid 31835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31835] setpgid(0, 0)               = 0
[pid 31835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31835] write(3, "1000", 4)         = 4
[pid 31835] close(3)                    = 0
[pid 31835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.067216][T31831] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31835] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31835] close(5)                    = 0
[pid 31835] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31838 attached
) = 31838
[pid 31835] tkill(31838, SIGSTOP)       = 0
[pid 31835] exit_group(0 <unfinished ...>
[pid 31838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31835, si_uid=65534} ---
[pid 31835] <... exit_group resumed>)   = ?
[pid 31838] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31838, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31835] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31835, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31839 attached
, child_tidptr=0x555556efc5d0) = 31839
[pid 31839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31839] setpgid(0, 0)               = 0
[pid 31839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31839] write(3, "1000", 4)         = 4
[pid 31839] close(3)                    = 0
[pid 31839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.119488][T31835] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31839] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31839] close(5)                    = 0
[pid 31839] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31842 attached
) = 31842
[pid 31839] tkill(31842, SIGSTOP)       = 0
[pid 31842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31839, si_uid=65534} ---
[pid 31839] exit_group(0 <unfinished ...>
[pid 31842] --- stopped by SIGSTOP ---
[pid 31839] <... exit_group resumed>)   = ?
[pid 31839] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31842, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31843 attached
, child_tidptr=0x555556efc5d0) = 31843
[pid 31843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31843] setpgid(0, 0)               = 0
[pid 31843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31843] write(3, "1000", 4)         = 4
[pid 31843] close(3)                    = 0
[pid 31843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.171649][T31839] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31843] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31843] close(5)                    = 0
[pid 31843] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31846 attached
) = 31846
[pid 31843] tkill(31846, SIGSTOP)       = 0
[pid 31846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31843, si_uid=65534} ---
[pid 31843] exit_group(0 <unfinished ...>
[pid 31846] --- stopped by SIGSTOP ---
[pid 31843] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31846, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31843] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31847 attached
, child_tidptr=0x555556efc5d0) = 31847
[pid 31847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31847] setpgid(0, 0)               = 0
[pid 31847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31847] write(3, "1000", 4)         = 4
[pid 31847] close(3)                    = 0
[pid 31847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.226642][T31843] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31847] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31847] close(5)                    = 0
[pid 31847] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31850 attached
) = 31850
[pid 31847] tkill(31850, SIGSTOP)       = 0
[pid 31850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31847, si_uid=65534} ---
[pid 31847] exit_group(0 <unfinished ...>
[pid 31850] --- stopped by SIGSTOP ---
[pid 31847] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31850, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31847] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31847, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31851 attached
, child_tidptr=0x555556efc5d0) = 31851
[pid 31851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31851] setpgid(0, 0)               = 0
[pid 31851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31851] write(3, "1000", 4)         = 4
[pid 31851] close(3)                    = 0
[pid 31851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.275778][T31847] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31851] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31851] close(5)                    = 0
[pid 31851] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31854 attached
) = 31854
[pid 31851] tkill(31854, SIGSTOP)       = 0
[pid 31851] exit_group(0)               = ?
[pid 31854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31851, si_uid=65534} ---
[pid 31851] +++ exited with 0 +++
[pid 31854] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31851, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31855 attached
, child_tidptr=0x555556efc5d0) = 31855
[pid 31855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31855] setpgid(0, 0)               = 0
[pid 31855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31855] write(3, "1000", 4)         = 4
[pid 31855] close(3)                    = 0
[pid 31855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.324838][T31851] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31855] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31855] close(5)                    = 0
[pid 31855] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31858 attached
) = 31858
[pid 31855] tkill(31858, SIGSTOP)       = 0
[pid 31858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31855, si_uid=65534} ---
[pid 31855] exit_group(0 <unfinished ...>
[pid 31858] --- stopped by SIGSTOP ---
[pid 31855] <... exit_group resumed>)   = ?
[pid 31855] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31858, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31859 attached
, child_tidptr=0x555556efc5d0) = 31859
[pid 31859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31859] setpgid(0, 0)               = 0
[pid 31859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31859] write(3, "1000", 4)         = 4
[pid 31859] close(3)                    = 0
[pid 31859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.375559][T31855] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31859] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31859] close(5)                    = 0
[pid 31859] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31862 attached
) = 31862
[pid 31859] tkill(31862, SIGSTOP)       = 0
[pid 31862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31859, si_uid=65534} ---
[pid 31859] exit_group(0 <unfinished ...>
[pid 31862] --- stopped by SIGSTOP ---
[pid 31859] <... exit_group resumed>)   = ?
[pid 31859] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31862, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31863 attached
, child_tidptr=0x555556efc5d0) = 31863
[pid 31863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31863] setpgid(0, 0)               = 0
[pid 31863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31863] write(3, "1000", 4)         = 4
[pid 31863] close(3)                    = 0
[pid 31863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.427668][T31859] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31863] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31863] close(5)                    = 0
[pid 31863] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31866 attached
) = 31866
[pid 31863] tkill(31866, SIGSTOP)       = 0
[pid 31866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31863, si_uid=65534} ---
[pid 31863] exit_group(0 <unfinished ...>
[pid 31866] --- stopped by SIGSTOP ---
[pid 31863] <... exit_group resumed>)   = ?
[pid 31863] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31866, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31867 attached
, child_tidptr=0x555556efc5d0) = 31867
[pid 31867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31867] setpgid(0, 0)               = 0
[pid 31867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31867] write(3, "1000", 4)         = 4
[pid 31867] close(3)                    = 0
[pid 31867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.479248][T31863] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31867] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31867] close(5)                    = 0
[pid 31867] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31870 attached
) = 31870
[pid 31867] tkill(31870, SIGSTOP)       = 0
[pid 31870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31867, si_uid=65534} ---
[pid 31867] exit_group(0 <unfinished ...>
[pid 31870] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31870, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31867] <... exit_group resumed>)   = ?
[pid 31867] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31871 attached
, child_tidptr=0x555556efc5d0) = 31871
[pid 31871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31871] setpgid(0, 0)               = 0
[pid 31871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31871] write(3, "1000", 4)         = 4
[pid 31871] close(3)                    = 0
[pid 31871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.531334][T31867] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31871] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31871] close(5)                    = 0
[pid 31871] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31874 attached
) = 31874
[pid 31871] tkill(31874, SIGSTOP)       = 0
[pid 31874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31871, si_uid=65534} ---
[pid 31871] exit_group(0 <unfinished ...>
[pid 31874] --- stopped by SIGSTOP ---
[pid 31871] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31874, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 31871] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31871, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31875 attached
, child_tidptr=0x555556efc5d0) = 31875
[pid 31875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31875] setpgid(0, 0)               = 0
[pid 31875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31875] write(3, "1000", 4)         = 4
[pid 31875] close(3)                    = 0
[pid 31875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.579959][T31871] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31875] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31875] close(5)                    = 0
[pid 31875] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31878 attached
) = 31878
[pid 31875] tkill(31878, SIGSTOP)       = 0
[pid 31878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31875, si_uid=65534} ---
[pid 31878] --- stopped by SIGSTOP ---
[pid 31875] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31878, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31875] <... exit_group resumed>)   = ?
[pid 31875] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31875, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31879 attached
, child_tidptr=0x555556efc5d0) = 31879
[pid 31879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31879] setpgid(0, 0)               = 0
[pid 31879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31879] write(3, "1000", 4)         = 4
[pid 31879] close(3)                    = 0
[pid 31879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.629243][T31875] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31879] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31879] close(5)                    = 0
[pid 31879] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31882 attached
) = 31882
[pid 31879] tkill(31882, SIGSTOP)       = 0
[pid 31882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31879, si_uid=65534} ---
[pid 31879] exit_group(0)               = ?
[pid 31882] --- stopped by SIGSTOP ---
[pid 31879] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31882, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31883 attached
, child_tidptr=0x555556efc5d0) = 31883
[pid 31883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31883] setpgid(0, 0)               = 0
[pid 31883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31883] write(3, "1000", 4)         = 4
[pid 31883] close(3)                    = 0
[pid 31883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.679909][T31879] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31883] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31883] close(5)                    = 0
[pid 31883] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31886 attached
) = 31886
[pid 31883] tkill(31886, SIGSTOP)       = 0
[pid 31886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31883, si_uid=65534} ---
[pid 31883] exit_group(0 <unfinished ...>
[pid 31886] --- stopped by SIGSTOP ---
[pid 31883] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31886, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31883] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31883, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31887 attached
, child_tidptr=0x555556efc5d0) = 31887
[pid 31887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31887] setpgid(0, 0)               = 0
[pid 31887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31887] write(3, "1000", 4)         = 4
[pid 31887] close(3)                    = 0
[pid 31887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.734623][T31883] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31887] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31887] close(5)                    = 0
[pid 31887] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31890 attached
) = 31890
[pid 31887] tkill(31890, SIGSTOP)       = 0
[pid 31890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31887, si_uid=65534} ---
[pid 31887] exit_group(0 <unfinished ...>
[pid 31890] --- stopped by SIGSTOP ---
[pid 31887] <... exit_group resumed>)   = ?
[pid 31887] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31890, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31891 attached
, child_tidptr=0x555556efc5d0) = 31891
[pid 31891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31891] setpgid(0, 0)               = 0
[pid 31891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31891] write(3, "1000", 4)         = 4
[pid 31891] close(3)                    = 0
[pid 31891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.780952][T31887] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31891] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31891] close(5)                    = 0
[pid 31891] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31894 attached
) = 31894
[pid 31891] tkill(31894, SIGSTOP)       = 0
[pid 31894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31891, si_uid=65534} ---
[pid 31891] exit_group(0 <unfinished ...>
[pid 31894] --- stopped by SIGSTOP ---
[pid 31891] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31894, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31891] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31891, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31895 attached
, child_tidptr=0x555556efc5d0) = 31895
[pid 31895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31895] setpgid(0, 0)               = 0
[pid 31895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31895] write(3, "1000", 4)         = 4
[pid 31895] close(3)                    = 0
[pid 31895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.835740][T31891] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31895] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31895] close(5)                    = 0
[pid 31895] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31898 attached
) = 31898
[pid 31895] tkill(31898, SIGSTOP)       = 0
[pid 31898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31895, si_uid=65534} ---
[pid 31895] exit_group(0 <unfinished ...>
[pid 31898] --- stopped by SIGSTOP ---
[pid 31895] <... exit_group resumed>)   = ?
[pid 31895] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31898, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31899 attached
, child_tidptr=0x555556efc5d0) = 31899
[pid 31899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31899] setpgid(0, 0)               = 0
[pid 31899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31899] write(3, "1000", 4)         = 4
[pid 31899] close(3)                    = 0
[pid 31899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.887682][T31895] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31899] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31899] close(5)                    = 0
[pid 31899] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31902 attached
) = 31902
[pid 31899] tkill(31902, SIGSTOP)       = 0
[pid 31902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31899, si_uid=65534} ---
[pid 31899] exit_group(0 <unfinished ...>
[pid 31902] --- stopped by SIGSTOP ---
[pid 31899] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31902, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31899] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31899, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31903 attached
, child_tidptr=0x555556efc5d0) = 31903
[pid 31903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31903] setpgid(0, 0)               = 0
[pid 31903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31903] write(3, "1000", 4)         = 4
[pid 31903] close(3)                    = 0
[pid 31903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.938288][T31899] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31903] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31903] close(5)                    = 0
[pid 31903] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31906 attached
) = 31906
[pid 31903] tkill(31906, SIGSTOP)       = 0
[pid 31906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31903, si_uid=65534} ---
[pid 31903] exit_group(0 <unfinished ...>
[pid 31906] --- stopped by SIGSTOP ---
[pid 31903] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31906, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31903] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31903, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31907 attached
, child_tidptr=0x555556efc5d0) = 31907
[pid 31907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31907] setpgid(0, 0)               = 0
[pid 31907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31907] write(3, "1000", 4)         = 4
[pid 31907] close(3)                    = 0
[pid 31907] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.987314][T31903] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31907] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31907] close(5)                    = 0
[pid 31907] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31910 attached
) = 31910
[pid 31907] tkill(31910, SIGSTOP)       = 0
[pid 31910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31907, si_uid=65534} ---
[pid 31910] --- stopped by SIGSTOP ---
[pid 31907] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31910, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31907] <... exit_group resumed>)   = ?
[pid 31907] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31907, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31911 attached
, child_tidptr=0x555556efc5d0) = 31911
[pid 31911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31911] setpgid(0, 0)               = 0
[pid 31911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31911] write(3, "1000", 4)         = 4
[pid 31911] close(3)                    = 0
[pid 31911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.042735][T31907] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31911] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31911] close(5)                    = 0
[pid 31911] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31914 attached
) = 31914
[pid 31911] tkill(31914, SIGSTOP)       = 0
[pid 31914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31911, si_uid=65534} ---
[pid 31911] exit_group(0 <unfinished ...>
[pid 31914] --- stopped by SIGSTOP ---
[pid 31911] <... exit_group resumed>)   = ?
[pid 31911] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31914, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31915 attached
, child_tidptr=0x555556efc5d0) = 31915
[pid 31915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31915] setpgid(0, 0)               = 0
[pid 31915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31915] write(3, "1000", 4)         = 4
[pid 31915] close(3)                    = 0
[pid 31915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.096312][T31911] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31915] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31915] close(5)                    = 0
[pid 31915] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31918 attached
) = 31918
[pid 31915] tkill(31918, SIGSTOP)       = 0
[pid 31918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31915, si_uid=65534} ---
[pid 31915] exit_group(0 <unfinished ...>
[pid 31918] --- stopped by SIGSTOP ---
[pid 31915] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31918, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31915] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31915, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31919 attached
, child_tidptr=0x555556efc5d0) = 31919
[pid 31919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31919] setpgid(0, 0)               = 0
[pid 31919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31919] write(3, "1000", 4)         = 4
[pid 31919] close(3)                    = 0
[pid 31919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.144410][T31915] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31919] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31919] close(5)                    = 0
[pid 31919] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31922 attached
) = 31922
[pid 31919] tkill(31922, SIGSTOP)       = 0
[pid 31922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31919, si_uid=65534} ---
[pid 31919] exit_group(0 <unfinished ...>
[pid 31922] --- stopped by SIGSTOP ---
[pid 31919] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31922, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31919] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31919, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31923 attached
, child_tidptr=0x555556efc5d0) = 31923
[pid 31923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31923] setpgid(0, 0)               = 0
[pid 31923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31923] write(3, "1000", 4)         = 4
[pid 31923] close(3)                    = 0
[pid 31923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.187871][T31919] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31923] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31923] close(5)                    = 0
[pid 31923] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31926 attached
) = 31926
[pid 31923] tkill(31926, SIGSTOP)       = 0
[pid 31926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31923, si_uid=65534} ---
[pid 31923] exit_group(0 <unfinished ...>
[pid 31926] --- stopped by SIGSTOP ---
[pid 31923] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31926, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 31923] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31923, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31927 attached
, child_tidptr=0x555556efc5d0) = 31927
[pid 31927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31927] setpgid(0, 0)               = 0
[pid 31927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31927] write(3, "1000", 4)         = 4
[pid 31927] close(3)                    = 0
[  273.236805][T31923] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 31927] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31927] close(5)                    = 0
[pid 31927] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31930 attached
) = 31930
[pid 31927] tkill(31930, SIGSTOP)       = 0
[pid 31930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31927, si_uid=65534} ---
[pid 31927] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31930, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31930] --- stopped by SIGSTOP ---
[pid 31927] <... exit_group resumed>)   = ?
[pid 31927] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31927, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31931 attached
, child_tidptr=0x555556efc5d0) = 31931
[pid 31931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31931] setpgid(0, 0)               = 0
[pid 31931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31931] write(3, "1000", 4)         = 4
[pid 31931] close(3)                    = 0
[pid 31931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.284236][T31927] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31931] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31931] close(5)                    = 0
[pid 31931] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31934 attached
) = 31934
[pid 31931] tkill(31934, SIGSTOP)       = 0
[pid 31931] exit_group(0)               = ?
[pid 31934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31931, si_uid=65534} ---
[pid 31931] +++ exited with 0 +++
[pid 31934] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31931, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31935 attached
, child_tidptr=0x555556efc5d0) = 31935
[pid 31935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31935] setpgid(0, 0)               = 0
[pid 31935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31935] write(3, "1000", 4)         = 4
[pid 31935] close(3)                    = 0
[pid 31935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.336388][T31931] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31935] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31935] close(5)                    = 0
[pid 31935] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31938 attached
) = 31938
[pid 31935] tkill(31938, SIGSTOP)       = 0
[pid 31938] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31935, si_uid=65534} ---
[pid 31935] exit_group(0 <unfinished ...>
[pid 31938] --- stopped by SIGSTOP ---
[pid 31935] <... exit_group resumed>)   = ?
[pid 31935] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31938, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31939 attached
, child_tidptr=0x555556efc5d0) = 31939
[pid 31939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31939] setpgid(0, 0)               = 0
[pid 31939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31939] write(3, "1000", 4)         = 4
[pid 31939] close(3)                    = 0
[pid 31939] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31939] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.380110][T31935] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31939] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31939] close(5)                    = 0
[pid 31939] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31942 attached
) = 31942
[pid 31939] tkill(31942, SIGSTOP)       = 0
[pid 31942] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31939, si_uid=65534} ---
[pid 31939] exit_group(0 <unfinished ...>
[pid 31942] --- stopped by SIGSTOP ---
[pid 31939] <... exit_group resumed>)   = ?
[pid 31939] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31942, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31943 attached
, child_tidptr=0x555556efc5d0) = 31943
[pid 31943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31943] setpgid(0, 0)               = 0
[pid 31943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31943] write(3, "1000", 4)         = 4
[pid 31943] close(3)                    = 0
[pid 31943] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31943] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.429850][T31939] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31943] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31943] close(5)                    = 0
[pid 31943] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31946 attached
) = 31946
[pid 31943] tkill(31946, SIGSTOP)       = 0
[pid 31946] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31943, si_uid=65534} ---
[pid 31943] exit_group(0 <unfinished ...>
[pid 31946] --- stopped by SIGSTOP ---
[pid 31943] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31946, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31943] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31943, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31947 attached
, child_tidptr=0x555556efc5d0) = 31947
[pid 31947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31947] setpgid(0, 0)               = 0
[pid 31947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31947] write(3, "1000", 4)         = 4
[pid 31947] close(3)                    = 0
[pid 31947] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31947] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.482430][T31943] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31947] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31947] close(5)                    = 0
[pid 31947] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31950 attached
) = 31950
[pid 31947] tkill(31950, SIGSTOP)       = 0
[pid 31947] exit_group(0)               = ?
[pid 31950] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31947, si_uid=65534} ---
[pid 31947] +++ exited with 0 +++
[pid 31950] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31947, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31951 attached
, child_tidptr=0x555556efc5d0) = 31951
[pid 31951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31951] setpgid(0, 0)               = 0
[pid 31951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31951] write(3, "1000", 4)         = 4
[pid 31951] close(3)                    = 0
[pid 31951] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  273.534517][T31947] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31951] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 31951] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31951] close(5)                    = 0
[pid 31951] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31954 attached
) = 31954
[pid 31951] tkill(31954, SIGSTOP)       = 0
[pid 31954] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31951, si_uid=65534} ---
[pid 31951] exit_group(0 <unfinished ...>
[pid 31954] --- stopped by SIGSTOP ---
[pid 31951] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31954, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31951] +++ exited with 0 +++
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31951, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31955 attached
, child_tidptr=0x555556efc5d0) = 31955
[pid 31955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31955] setpgid(0, 0)               = 0
[pid 31955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31955] write(3, "1000", 4)         = 4
[pid 31955] close(3)                    = 0
[pid 31955] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31955] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.588202][T31951] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31955] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31955] close(5)                    = 0
[pid 31955] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31958 attached
) = 31958
[pid 31955] tkill(31958, SIGSTOP)       = 0
[pid 31958] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31955, si_uid=65534} ---
[pid 31955] exit_group(0 <unfinished ...>
[pid 31958] --- stopped by SIGSTOP ---
[pid 31955] <... exit_group resumed>)   = ?
[pid 31955] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31958, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31959 attached
, child_tidptr=0x555556efc5d0) = 31959
[pid 31959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31959] setpgid(0, 0)               = 0
[pid 31959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31959] write(3, "1000", 4)         = 4
[pid 31959] close(3)                    = 0
[pid 31959] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31959] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.638834][T31955] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31959] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31959] close(5)                    = 0
[pid 31959] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31962 attached
) = 31962
[pid 31959] tkill(31962, SIGSTOP)       = 0
[pid 31962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31959, si_uid=65534} ---
[pid 31959] exit_group(0 <unfinished ...>
[pid 31962] --- stopped by SIGSTOP ---
[pid 31959] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31962, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31959] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31959, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31963 attached
, child_tidptr=0x555556efc5d0) = 31963
[pid 31963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31963] setpgid(0, 0)               = 0
[pid 31963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31963] write(3, "1000", 4)         = 4
[pid 31963] close(3)                    = 0
[pid 31963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.696486][T31959] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31963] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31963] close(5)                    = 0
[pid 31963] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31966 attached
) = 31966
[pid 31963] tkill(31966, SIGSTOP)       = 0
[pid 31966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31963, si_uid=65534} ---
[pid 31963] exit_group(0 <unfinished ...>
[pid 31966] --- stopped by SIGSTOP ---
[pid 31963] <... exit_group resumed>)   = ?
[pid 31963] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31966, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31967 attached
, child_tidptr=0x555556efc5d0) = 31967
[pid 31967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31967] setpgid(0, 0)               = 0
[pid 31967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31967] write(3, "1000", 4)         = 4
[pid 31967] close(3)                    = 0
[pid 31967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.747936][T31963] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31967] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31967] close(5)                    = 0
[pid 31967] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31970 attached
) = 31970
[pid 31967] tkill(31970, SIGSTOP)       = 0
[pid 31970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31967, si_uid=65534} ---
[pid 31967] exit_group(0 <unfinished ...>
[pid 31970] --- stopped by SIGSTOP ---
[pid 31967] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31970, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31967] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31967, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31971 attached
, child_tidptr=0x555556efc5d0) = 31971
[pid 31971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31971] setpgid(0, 0)               = 0
[pid 31971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31971] write(3, "1000", 4)         = 4
[pid 31971] close(3)                    = 0
[pid 31971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.800249][T31967] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31971] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31971] close(5)                    = 0
[pid 31971] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31974 attached
) = 31974
[pid 31971] tkill(31974, SIGSTOP)       = 0
[pid 31974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31971, si_uid=65534} ---
[pid 31971] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31974, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31974] --- stopped by SIGSTOP ---
[pid 31971] <... exit_group resumed>)   = ?
[pid 31971] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31971, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31975 attached
, child_tidptr=0x555556efc5d0) = 31975
[pid 31975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31975] setpgid(0, 0)               = 0
[pid 31975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31975] write(3, "1000", 4)         = 4
[pid 31975] close(3)                    = 0
[pid 31975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.850492][T31971] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31975] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31975] close(5)                    = 0
[pid 31975] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31978 attached
) = 31978
[pid 31975] tkill(31978, SIGSTOP)       = 0
[pid 31978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31975, si_uid=65534} ---
[pid 31975] exit_group(0 <unfinished ...>
[pid 31978] --- stopped by SIGSTOP ---
[pid 31975] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31978, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31975] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31975, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31979 attached
, child_tidptr=0x555556efc5d0) = 31979
[pid 31979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31979] setpgid(0, 0)               = 0
[pid 31979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31979] write(3, "1000", 4)         = 4
[pid 31979] close(3)                    = 0
[pid 31979] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31979] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.901390][T31975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31979] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31979] close(5)                    = 0
[pid 31979] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31982 attached
) = 31982
[pid 31979] tkill(31982, SIGSTOP)       = 0
[pid 31982] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31979, si_uid=65534} ---
[pid 31979] exit_group(0 <unfinished ...>
[pid 31982] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31982, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31979] <... exit_group resumed>)   = ?
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 31979] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31979, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31983 attached
, child_tidptr=0x555556efc5d0) = 31983
[pid 31983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31983] setpgid(0, 0)               = 0
[pid 31983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31983] write(3, "1000", 4)         = 4
[pid 31983] close(3)                    = 0
[pid 31983] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31983] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.949886][T31979] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31983] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31983] close(5)                    = 0
[pid 31983] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31986 attached
) = 31986
[pid 31983] tkill(31986, SIGSTOP)       = 0
[pid 31986] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31983, si_uid=65534} ---
[pid 31983] exit_group(0)               = ?
[pid 31986] --- stopped by SIGSTOP ---
[pid 31983] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31986, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31987 attached
, child_tidptr=0x555556efc5d0) = 31987
[pid 31987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31987] setpgid(0, 0)               = 0
[pid 31987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31987] write(3, "1000", 4)         = 4
[pid 31987] close(3)                    = 0
[pid 31987] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31987] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.002442][T31983] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31987] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31987] close(5)                    = 0
[pid 31987] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31990 attached
) = 31990
[pid 31987] tkill(31990, SIGSTOP)       = 0
[pid 31990] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31987, si_uid=65534} ---
[pid 31987] exit_group(0 <unfinished ...>
[pid 31990] --- stopped by SIGSTOP ---
[pid 31987] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31990, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31987] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31987, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31991 attached
, child_tidptr=0x555556efc5d0) = 31991
[pid 31991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31991] setpgid(0, 0)               = 0
[pid 31991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31991] write(3, "1000", 4)         = 4
[pid 31991] close(3)                    = 0
[  274.056651][T31987] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31991] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31991] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 31991] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31991] close(5)                    = 0
[pid 31991] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31994 attached
) = 31994
[pid 31991] tkill(31994, SIGSTOP)       = 0
[pid 31994] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31991, si_uid=65534} ---
[pid 31991] exit_group(0 <unfinished ...>
[pid 31994] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31994, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31991] <... exit_group resumed>)   = ?
[pid 31991] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31991, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31995 attached
, child_tidptr=0x555556efc5d0) = 31995
[pid 31995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31995] setpgid(0, 0)               = 0
[pid 31995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31995] write(3, "1000", 4)         = 4
[pid 31995] close(3)                    = 0
[pid 31995] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31995] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.123623][T31991] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31995] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31995] close(5)                    = 0
[pid 31995] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 31998 attached
) = 31998
[pid 31995] tkill(31998, SIGSTOP)       = 0
[pid 31998] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31995, si_uid=65534} ---
[pid 31995] exit_group(0 <unfinished ...>
[pid 31998] --- stopped by SIGSTOP ---
[pid 31995] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=31998, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 31995] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31995, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31999 attached
, child_tidptr=0x555556efc5d0) = 31999
[pid 31999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 31999] setpgid(0, 0)               = 0
[pid 31999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 31999] write(3, "1000", 4)         = 4
[pid 31999] close(3)                    = 0
[pid 31999] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 31999] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.167694][T31995] vhci_hcd vhci_hcd.0: port 0 already used
[pid 31999] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 31999] close(5)                    = 0
[pid 31999] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32002 attached
) = 32002
[pid 31999] tkill(32002, SIGSTOP)       = 0
[pid 32002] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=31999, si_uid=65534} ---
[pid 31999] exit_group(0 <unfinished ...>
[pid 32002] --- stopped by SIGSTOP ---
[pid 31999] <... exit_group resumed>)   = ?
[pid 31999] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32002, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32003 attached
, child_tidptr=0x555556efc5d0) = 32003
[pid 32003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32003] setpgid(0, 0)               = 0
[pid 32003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32003] write(3, "1000", 4)         = 4
[pid 32003] close(3)                    = 0
[pid 32003] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32003] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.223017][T31999] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32003] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32003] close(5)                    = 0
[pid 32003] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32006 attached
) = 32006
[pid 32003] tkill(32006, SIGSTOP)       = 0
[pid 32006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32003, si_uid=65534} ---
[pid 32003] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32006, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32006] --- stopped by SIGSTOP ---
[pid 32003] <... exit_group resumed>)   = ?
[pid 32003] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32003, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32007 attached
, child_tidptr=0x555556efc5d0) = 32007
[pid 32007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32007] setpgid(0, 0)               = 0
[pid 32007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32007] write(3, "1000", 4)         = 4
[pid 32007] close(3)                    = 0
[pid 32007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.276578][T32003] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32007] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32007] close(5)                    = 0
[pid 32007] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32010 attached
) = 32010
[pid 32007] tkill(32010, SIGSTOP)       = 0
[pid 32010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32007, si_uid=65534} ---
[pid 32007] exit_group(0 <unfinished ...>
[pid 32010] --- stopped by SIGSTOP ---
[pid 32007] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32010, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32007] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32007, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32011 attached
, child_tidptr=0x555556efc5d0) = 32011
[pid 32011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32011] setpgid(0, 0)               = 0
[pid 32011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32011] write(3, "1000", 4)         = 4
[pid 32011] close(3)                    = 0
[pid 32011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.325663][T32007] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32011] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32011] close(5)                    = 0
[pid 32011] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32014 attached
) = 32014
[pid 32011] tkill(32014, SIGSTOP)       = 0
[pid 32011] exit_group(0 <unfinished ...>
[pid 32014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32011, si_uid=65534} ---
[pid 32011] <... exit_group resumed>)   = ?
[pid 32014] --- stopped by SIGSTOP ---
[pid 32011] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32014, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32015 attached
, child_tidptr=0x555556efc5d0) = 32015
[pid 32015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32015] setpgid(0, 0)               = 0
[pid 32015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32015] write(3, "1000", 4)         = 4
[pid 32015] close(3)                    = 0
[pid 32015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.374916][T32011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32015] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32015] close(5)                    = 0
[pid 32015] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32018 attached
) = 32018
[pid 32015] tkill(32018, SIGSTOP)       = 0
[pid 32018] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32015, si_uid=65534} ---
[pid 32015] exit_group(0 <unfinished ...>
[pid 32018] --- stopped by SIGSTOP ---
[pid 32015] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32018, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32015] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32015, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32019 attached
, child_tidptr=0x555556efc5d0) = 32019
[pid 32019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32019] setpgid(0, 0)               = 0
[pid 32019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32019] write(3, "1000", 4)         = 4
[pid 32019] close(3)                    = 0
[pid 32019] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32019] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.428782][T32015] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32019] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32019] close(5)                    = 0
[pid 32019] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32022 attached
) = 32022
[pid 32019] tkill(32022, SIGSTOP)       = 0
[pid 32022] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32019, si_uid=65534} ---
[pid 32019] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32022, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32022] --- stopped by SIGSTOP ---
[pid 32019] <... exit_group resumed>)   = ?
[pid 32019] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32019, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32023 attached
, child_tidptr=0x555556efc5d0) = 32023
[pid 32023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32023] setpgid(0, 0)               = 0
[pid 32023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32023] write(3, "1000", 4)         = 4
[pid 32023] close(3)                    = 0
[pid 32023] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32023] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.481071][T32019] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32023] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32023] close(5)                    = 0
[pid 32023] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32026 attached
) = 32026
[pid 32023] tkill(32026, SIGSTOP)       = 0
[pid 32026] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32023, si_uid=65534} ---
[pid 32023] exit_group(0 <unfinished ...>
[pid 32026] --- stopped by SIGSTOP ---
[pid 32023] <... exit_group resumed>)   = ?
[pid 32023] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32026, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32027 attached
, child_tidptr=0x555556efc5d0) = 32027
[pid 32027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32027] setpgid(0, 0)               = 0
[pid 32027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32027] write(3, "1000", 4)         = 4
[pid 32027] close(3)                    = 0
[pid 32027] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32027] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.534250][T32023] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32027] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32027] close(5)                    = 0
[pid 32027] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32030 attached
) = 32030
[pid 32027] tkill(32030, SIGSTOP)       = 0
[pid 32030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32027, si_uid=65534} ---
[pid 32027] exit_group(0 <unfinished ...>
[pid 32030] --- stopped by SIGSTOP ---
[pid 32027] <... exit_group resumed>)   = ?
[pid 32027] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32030, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32031 attached
, child_tidptr=0x555556efc5d0) = 32031
[pid 32031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32031] setpgid(0, 0)               = 0
[pid 32031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32031] write(3, "1000", 4)         = 4
[pid 32031] close(3)                    = 0
[pid 32031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.586156][T32027] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32031] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32031] close(5)                    = 0
[pid 32031] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32034 attached
) = 32034
[pid 32031] tkill(32034, SIGSTOP)       = 0
[pid 32034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32031, si_uid=65534} ---
[pid 32031] exit_group(0 <unfinished ...>
[pid 32034] --- stopped by SIGSTOP ---
[pid 32031] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32034, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32031] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32031, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32035 attached
, child_tidptr=0x555556efc5d0) = 32035
[pid 32035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32035] setpgid(0, 0)               = 0
[pid 32035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32035] write(3, "1000", 4)         = 4
[pid 32035] close(3)                    = 0
[pid 32035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.641468][T32031] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32035] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32035] close(5)                    = 0
[pid 32035] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32038 attached
) = 32038
[pid 32035] tkill(32038, SIGSTOP)       = 0
[pid 32038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32035, si_uid=65534} ---
[pid 32035] exit_group(0 <unfinished ...>
[pid 32038] --- stopped by SIGSTOP ---
[pid 32035] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32038, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32035] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32035, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32039 attached
, child_tidptr=0x555556efc5d0) = 32039
[pid 32039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32039] setpgid(0, 0)               = 0
[pid 32039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32039] write(3, "1000", 4)         = 4
[pid 32039] close(3)                    = 0
[pid 32039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.693287][T32035] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32039] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32039] close(5)                    = 0
[pid 32039] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32042 attached
) = 32042
[pid 32039] tkill(32042, SIGSTOP)       = 0
[pid 32042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32039, si_uid=65534} ---
[pid 32039] exit_group(0 <unfinished ...>
[pid 32042] --- stopped by SIGSTOP ---
[pid 32039] <... exit_group resumed>)   = ?
[pid 32039] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32042, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32043 attached
, child_tidptr=0x555556efc5d0) = 32043
[pid 32043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32043] setpgid(0, 0)               = 0
[pid 32043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32043] write(3, "1000", 4)         = 4
[pid 32043] close(3)                    = 0
[pid 32043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.739014][T32039] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32043] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32043] close(5)                    = 0
[pid 32043] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32046 attached
) = 32046
[pid 32043] tkill(32046, SIGSTOP)       = 0
[pid 32046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32043, si_uid=65534} ---
[pid 32043] exit_group(0)               = ?
[pid 32046] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32046, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32043] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32043, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32047 attached
, child_tidptr=0x555556efc5d0) = 32047
[pid 32047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32047] setpgid(0, 0)               = 0
[pid 32047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32047] write(3, "1000", 4)         = 4
[pid 32047] close(3)                    = 0
[pid 32047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.787744][T32043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32047] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32047] close(5)                    = 0
[pid 32047] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32050 attached
) = 32050
[pid 32047] tkill(32050, SIGSTOP)       = 0
[pid 32050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32047, si_uid=65534} ---
[pid 32047] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32050, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32050] --- stopped by SIGSTOP ---
[pid 32047] <... exit_group resumed>)   = ?
[pid 32047] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32047, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32051 attached
, child_tidptr=0x555556efc5d0) = 32051
[pid 32051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32051] setpgid(0, 0)               = 0
[pid 32051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32051] write(3, "1000", 4)         = 4
[pid 32051] close(3)                    = 0
[pid 32051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.835950][T32047] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32051] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32051] close(5)                    = 0
[pid 32051] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32054 attached
) = 32054
[pid 32051] tkill(32054, SIGSTOP)       = 0
[pid 32054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32051, si_uid=65534} ---
[pid 32051] exit_group(0)               = ?
[pid 32054] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32054, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32051] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32051, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32055 attached
, child_tidptr=0x555556efc5d0) = 32055
[pid 32055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32055] setpgid(0, 0)               = 0
[pid 32055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32055] write(3, "1000", 4)         = 4
[pid 32055] close(3)                    = 0
[pid 32055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.882716][T32051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32055] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32055] close(5)                    = 0
[pid 32055] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32058 attached
) = 32058
[pid 32055] tkill(32058, SIGSTOP)       = 0
[pid 32058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32055, si_uid=65534} ---
[pid 32055] exit_group(0)               = ?
[pid 32058] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32058, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32055] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32059 attached
, child_tidptr=0x555556efc5d0) = 32059
[pid 32059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32059] setpgid(0, 0)               = 0
[pid 32059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32059] write(3, "1000", 4)         = 4
[pid 32059] close(3)                    = 0
[pid 32059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.929848][T32055] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32059] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32059] close(5)                    = 0
[pid 32059] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32062 attached
) = 32062
[pid 32059] tkill(32062, SIGSTOP)       = 0
[pid 32062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32059, si_uid=65534} ---
[pid 32059] exit_group(0 <unfinished ...>
[pid 32062] --- stopped by SIGSTOP ---
[pid 32059] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32062, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32059] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32059, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32063 attached
, child_tidptr=0x555556efc5d0) = 32063
[pid 32063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32063] setpgid(0, 0)               = 0
[pid 32063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32063] write(3, "1000", 4)         = 4
[pid 32063] close(3)                    = 0
[pid 32063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.979319][T32059] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32063] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32063] close(5)                    = 0
[pid 32063] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32066 attached
) = 32066
[pid 32063] tkill(32066, SIGSTOP)       = 0
[pid 32066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32063, si_uid=65534} ---
[pid 32063] exit_group(0 <unfinished ...>
[pid 32066] --- stopped by SIGSTOP ---
[pid 32063] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32066, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32063] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32063, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32067 attached
, child_tidptr=0x555556efc5d0) = 32067
[pid 32067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32067] setpgid(0, 0)               = 0
[pid 32067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32067] write(3, "1000", 4)         = 4
[pid 32067] close(3)                    = 0
[pid 32067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.026653][T32063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32067] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32067] close(5)                    = 0
[pid 32067] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32070 attached
) = 32070
[pid 32067] tkill(32070, SIGSTOP)       = 0
[pid 32070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32067, si_uid=65534} ---
[pid 32067] exit_group(0 <unfinished ...>
[pid 32070] --- stopped by SIGSTOP ---
[pid 32067] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32070, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32067] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32067, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32071 attached
, child_tidptr=0x555556efc5d0) = 32071
[pid 32071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32071] setpgid(0, 0)               = 0
[pid 32071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32071] write(3, "1000", 4)         = 4
[pid 32071] close(3)                    = 0
[pid 32071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.079178][T32067] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32071] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32071] close(5)                    = 0
[pid 32071] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32074 attached
) = 32074
[pid 32071] tkill(32074, SIGSTOP)       = 0
[pid 32074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32071, si_uid=65534} ---
[pid 32071] exit_group(0 <unfinished ...>
[pid 32074] --- stopped by SIGSTOP ---
[pid 32071] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32074, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32071] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32071, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32075 attached
, child_tidptr=0x555556efc5d0) = 32075
[pid 32075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32075] setpgid(0, 0)               = 0
[pid 32075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32075] write(3, "1000", 4)         = 4
[pid 32075] close(3)                    = 0
[pid 32075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.131718][T32071] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32075] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32075] close(5)                    = 0
[pid 32075] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32078 attached
) = 32078
[pid 32075] tkill(32078, SIGSTOP)       = 0
[pid 32075] exit_group(0 <unfinished ...>
[pid 32078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32075, si_uid=65534} ---
[pid 32075] <... exit_group resumed>)   = ?
[pid 32078] --- stopped by SIGSTOP ---
[pid 32075] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32078, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32079 attached
, child_tidptr=0x555556efc5d0) = 32079
[pid 32079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32079] setpgid(0, 0)               = 0
[pid 32079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32079] write(3, "1000", 4)         = 4
[pid 32079] close(3)                    = 0
[pid 32079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.180667][T32075] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32079] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32079] close(5)                    = 0
[pid 32079] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32082 attached
) = 32082
[pid 32079] tkill(32082, SIGSTOP)       = 0
[pid 32082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32079, si_uid=65534} ---
[pid 32079] exit_group(0)               = ?
[pid 32082] --- stopped by SIGSTOP ---
[pid 32079] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32082, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32083 attached
, child_tidptr=0x555556efc5d0) = 32083
[pid 32083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32083] setpgid(0, 0)               = 0
[pid 32083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32083] write(3, "1000", 4)         = 4
[pid 32083] close(3)                    = 0
[pid 32083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.227625][T32079] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32083] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32083] close(5)                    = 0
[pid 32083] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32086 attached
) = 32086
[pid 32083] tkill(32086, SIGSTOP)       = 0
[pid 32086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32083, si_uid=65534} ---
[pid 32083] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32086, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32086] --- stopped by SIGSTOP ---
[pid 32083] <... exit_group resumed>)   = ?
[pid 32083] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32083, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32087 attached
, child_tidptr=0x555556efc5d0) = 32087
[pid 32087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32087] setpgid(0, 0)               = 0
[pid 32087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32087] write(3, "1000", 4)         = 4
[pid 32087] close(3)                    = 0
[pid 32087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.281639][T32083] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32087] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32087] close(5)                    = 0
[pid 32087] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32090 attached
) = 32090
[pid 32087] tkill(32090, SIGSTOP)       = 0
[pid 32090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32087, si_uid=65534} ---
[pid 32087] exit_group(0)               = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32090, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32090] --- stopped by SIGSTOP ---
[pid 32087] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32091 attached
, child_tidptr=0x555556efc5d0) = 32091
[pid 32091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32091] setpgid(0, 0)               = 0
[pid 32091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32091] write(3, "1000", 4)         = 4
[pid 32091] close(3)                    = 0
[pid 32091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.327764][T32087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32091] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32091] close(5)                    = 0
[pid 32091] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32094 attached
) = 32094
[pid 32091] tkill(32094, SIGSTOP)       = 0
[pid 32091] exit_group(0 <unfinished ...>
[pid 32094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32091, si_uid=65534} ---
[pid 32091] <... exit_group resumed>)   = ?
[pid 32094] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32094, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32091] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32091, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32095 attached
, child_tidptr=0x555556efc5d0) = 32095
[pid 32095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32095] setpgid(0, 0)               = 0
[pid 32095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32095] write(3, "1000", 4)         = 4
[pid 32095] close(3)                    = 0
[pid 32095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.376835][T32091] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32095] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32095] close(5)                    = 0
[pid 32095] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32098 attached
) = 32098
[pid 32095] tkill(32098, SIGSTOP)       = 0
[pid 32098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32095, si_uid=65534} ---
[pid 32095] exit_group(0 <unfinished ...>
[pid 32098] --- stopped by SIGSTOP ---
[pid 32095] <... exit_group resumed>)   = ?
[pid 32095] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32098, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32099 attached
, child_tidptr=0x555556efc5d0) = 32099
[pid 32099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32099] setpgid(0, 0)               = 0
[pid 32099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32099] write(3, "1000", 4)         = 4
[pid 32099] close(3)                    = 0
[pid 32099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.420075][T32095] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32099] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32099] close(5)                    = 0
[pid 32099] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32102 attached
) = 32102
[pid 32099] tkill(32102, SIGSTOP)       = 0
[pid 32099] exit_group(0 <unfinished ...>
[pid 32102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32099, si_uid=65534} ---
[pid 32099] <... exit_group resumed>)   = ?
[pid 32102] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32102, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32099] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32099, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32103 attached
, child_tidptr=0x555556efc5d0) = 32103
[pid 32103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32103] setpgid(0, 0)               = 0
[pid 32103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32103] write(3, "1000", 4)         = 4
[pid 32103] close(3)                    = 0
[pid 32103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.468999][T32099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32103] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32103] close(5)                    = 0
[pid 32103] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32106 attached
) = 32106
[pid 32103] tkill(32106, SIGSTOP)       = 0
[pid 32106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32103, si_uid=65534} ---
[pid 32103] exit_group(0)               = ?
[pid 32106] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32106, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32103] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32107 attached
, child_tidptr=0x555556efc5d0) = 32107
[pid 32107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32107] setpgid(0, 0)               = 0
[pid 32107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32107] write(3, "1000", 4)         = 4
[pid 32107] close(3)                    = 0
[pid 32107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.511535][T32103] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32107] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32107] close(5)                    = 0
[pid 32107] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32110 attached
) = 32110
[pid 32107] tkill(32110, SIGSTOP)       = 0
[pid 32110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32107, si_uid=65534} ---
[pid 32107] exit_group(0 <unfinished ...>
[pid 32110] --- stopped by SIGSTOP ---
[pid 32107] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32110, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32107] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32107, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32111 attached
, child_tidptr=0x555556efc5d0) = 32111
[pid 32111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32111] setpgid(0, 0)               = 0
[pid 32111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32111] write(3, "1000", 4)         = 4
[pid 32111] close(3)                    = 0
[pid 32111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.559980][T32107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32111] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32111] close(5)                    = 0
[pid 32111] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32114 attached
) = 32114
[pid 32111] tkill(32114, SIGSTOP)       = 0
[pid 32111] exit_group(0 <unfinished ...>
[pid 32114] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32111, si_uid=65534} ---
[pid 32111] <... exit_group resumed>)   = ?
[pid 32114] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32114, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32111] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32111, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32115 attached
, child_tidptr=0x555556efc5d0) = 32115
[pid 32115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32115] setpgid(0, 0)               = 0
[pid 32115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32115] write(3, "1000", 4)         = 4
[pid 32115] close(3)                    = 0
[pid 32115] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32115] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.608938][T32111] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32115] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32115] close(5)                    = 0
[pid 32115] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32118 attached
) = 32118
[pid 32115] tkill(32118, SIGSTOP)       = 0
[pid 32118] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32115, si_uid=65534} ---
[pid 32115] exit_group(0 <unfinished ...>
[pid 32118] --- stopped by SIGSTOP ---
[pid 32115] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32118, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32115] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32115, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32119 attached
, child_tidptr=0x555556efc5d0) = 32119
[pid 32119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32119] setpgid(0, 0)               = 0
[pid 32119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32119] write(3, "1000", 4)         = 4
[pid 32119] close(3)                    = 0
[pid 32119] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32119] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.653570][T32115] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32119] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32119] close(5)                    = 0
[pid 32119] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32122 attached
) = 32122
[pid 32119] tkill(32122, SIGSTOP)       = 0
[pid 32122] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32119, si_uid=65534} ---
[pid 32119] exit_group(0 <unfinished ...>
[pid 32122] --- stopped by SIGSTOP ---
[pid 32119] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32122, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32119] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32119, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32123 attached
, child_tidptr=0x555556efc5d0) = 32123
[pid 32123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32123] setpgid(0, 0)               = 0
[pid 32123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32123] write(3, "1000", 4)         = 4
[pid 32123] close(3)                    = 0
[pid 32123] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32123] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.705556][T32119] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32123] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32123] close(5)                    = 0
[pid 32123] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32126 attached
) = 32126
[pid 32123] tkill(32126, SIGSTOP)       = 0
[pid 32126] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32123, si_uid=65534} ---
[pid 32123] exit_group(0 <unfinished ...>
[pid 32126] --- stopped by SIGSTOP ---
[pid 32123] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32126, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32123] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32123, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32127 attached
, child_tidptr=0x555556efc5d0) = 32127
[pid 32127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32127] setpgid(0, 0)               = 0
[pid 32127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32127] write(3, "1000", 4)         = 4
[pid 32127] close(3)                    = 0
[pid 32127] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32127] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.752422][T32123] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32127] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32127] close(5)                    = 0
[pid 32127] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32130 attached
) = 32130
[pid 32127] tkill(32130, SIGSTOP)       = 0
[pid 32130] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32127, si_uid=65534} ---
[pid 32127] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32130, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32130] --- stopped by SIGSTOP ---
[pid 32127] <... exit_group resumed>)   = ?
[pid 32127] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32127, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32131 attached
, child_tidptr=0x555556efc5d0) = 32131
[pid 32131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32131] setpgid(0, 0)               = 0
[pid 32131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32131] write(3, "1000", 4)         = 4
[pid 32131] close(3)                    = 0
[pid 32131] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32131] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.803757][T32127] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32131] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32131] close(5)                    = 0
[pid 32131] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32134 attached
) = 32134
[pid 32131] tkill(32134, SIGSTOP)       = 0
[pid 32134] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32131, si_uid=65534} ---
[pid 32131] exit_group(0 <unfinished ...>
[pid 32134] --- stopped by SIGSTOP ---
[pid 32131] <... exit_group resumed>)   = ?
[pid 32131] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32134, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32135 attached
, child_tidptr=0x555556efc5d0) = 32135
[pid 32135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32135] setpgid(0, 0)               = 0
[pid 32135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32135] write(3, "1000", 4)         = 4
[pid 32135] close(3)                    = 0
[pid 32135] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32135] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.853931][T32131] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32135] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32135] close(5)                    = 0
[pid 32135] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32138 attached
) = 32138
[pid 32135] tkill(32138, SIGSTOP)       = 0
[pid 32138] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32135, si_uid=65534} ---
[pid 32135] exit_group(0 <unfinished ...>
[pid 32138] --- stopped by SIGSTOP ---
[pid 32135] <... exit_group resumed>)   = ?
[pid 32135] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32138, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32139 attached
, child_tidptr=0x555556efc5d0) = 32139
[pid 32139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32139] setpgid(0, 0)               = 0
[pid 32139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32139] write(3, "1000", 4)         = 4
[pid 32139] close(3)                    = 0
[pid 32139] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32139] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.905485][T32135] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32139] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32139] close(5)                    = 0
[pid 32139] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32142 attached
) = 32142
[pid 32139] tkill(32142, SIGSTOP)       = 0
[pid 32142] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32139, si_uid=65534} ---
[pid 32139] exit_group(0 <unfinished ...>
[pid 32142] --- stopped by SIGSTOP ---
[pid 32139] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32142, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32139] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32139, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32143 attached
, child_tidptr=0x555556efc5d0) = 32143
[pid 32143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32143] setpgid(0, 0)               = 0
[pid 32143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32143] write(3, "1000", 4)         = 4
[pid 32143] close(3)                    = 0
[pid 32143] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32143] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.960664][T32139] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32143] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32143] close(5)                    = 0
[pid 32143] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32146 attached
) = 32146
[pid 32143] tkill(32146, SIGSTOP)       = 0
[pid 32143] exit_group(0 <unfinished ...>
[pid 32146] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32143, si_uid=65534} ---
[pid 32143] <... exit_group resumed>)   = ?
[pid 32146] --- stopped by SIGSTOP ---
[pid 32143] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32146, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32147 attached
, child_tidptr=0x555556efc5d0) = 32147
[pid 32147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32147] setpgid(0, 0)               = 0
[pid 32147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32147] write(3, "1000", 4)         = 4
[pid 32147] close(3)                    = 0
[pid 32147] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32147] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.009268][T32143] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32147] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32147] close(5)                    = 0
[pid 32147] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32150 attached
) = 32150
[pid 32147] tkill(32150, SIGSTOP)       = 0
[pid 32150] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32147, si_uid=65534} ---
[pid 32147] exit_group(0 <unfinished ...>
[pid 32150] --- stopped by SIGSTOP ---
[pid 32147] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32150, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32147] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32147, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32151 attached
, child_tidptr=0x555556efc5d0) = 32151
[pid 32151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32151] setpgid(0, 0)               = 0
[pid 32151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32151] write(3, "1000", 4)         = 4
[pid 32151] close(3)                    = 0
[pid 32151] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32151] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.060691][T32147] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32151] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32151] close(5)                    = 0
[pid 32151] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32154 attached
) = 32154
[pid 32151] tkill(32154, SIGSTOP)       = 0
[pid 32154] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32151, si_uid=65534} ---
[pid 32151] exit_group(0 <unfinished ...>
[pid 32154] --- stopped by SIGSTOP ---
[pid 32151] <... exit_group resumed>)   = ?
[pid 32151] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32154, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32155 attached
, child_tidptr=0x555556efc5d0) = 32155
[pid 32155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32155] setpgid(0, 0)               = 0
[pid 32155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32155] write(3, "1000", 4)         = 4
[pid 32155] close(3)                    = 0
[pid 32155] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32155] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.107680][T32151] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32155] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32155] close(5)                    = 0
[pid 32155] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32158 attached
) = 32158
[pid 32155] tkill(32158, SIGSTOP)       = 0
[pid 32158] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32155, si_uid=65534} ---
[pid 32155] exit_group(0 <unfinished ...>
[pid 32158] --- stopped by SIGSTOP ---
[pid 32155] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32158, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32155] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32155, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32159 attached
, child_tidptr=0x555556efc5d0) = 32159
[pid 32159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32159] setpgid(0, 0)               = 0
[pid 32159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32159] write(3, "1000", 4)         = 4
[pid 32159] close(3)                    = 0
[pid 32159] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32159] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.160723][T32155] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32159] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32159] close(5)                    = 0
[pid 32159] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32162 attached
) = 32162
[pid 32159] tkill(32162, SIGSTOP)       = 0
[pid 32159] exit_group(0 <unfinished ...>
[pid 32162] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32159, si_uid=65534} ---
[pid 32159] <... exit_group resumed>)   = ?
[pid 32162] --- stopped by SIGSTOP ---
[pid 32159] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32162, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32163 attached
, child_tidptr=0x555556efc5d0) = 32163
[pid 32163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32163] setpgid(0, 0)               = 0
[pid 32163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32163] write(3, "1000", 4)         = 4
[pid 32163] close(3)                    = 0
[pid 32163] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32163] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.206419][T32159] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32163] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32163] close(5)                    = 0
[pid 32163] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32166 attached
) = 32166
[pid 32163] tkill(32166, SIGSTOP)       = 0
[pid 32166] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32163, si_uid=65534} ---
[pid 32163] exit_group(0 <unfinished ...>
[pid 32166] --- stopped by SIGSTOP ---
[pid 32163] <... exit_group resumed>)   = ?
[pid 32163] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32166, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32167 attached
, child_tidptr=0x555556efc5d0) = 32167
[pid 32167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32167] setpgid(0, 0)               = 0
[pid 32167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32167] write(3, "1000", 4)         = 4
[pid 32167] close(3)                    = 0
[pid 32167] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32167] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.254176][T32163] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32167] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32167] close(5)                    = 0
[pid 32167] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32170 attached
) = 32170
[pid 32167] tkill(32170, SIGSTOP)       = 0
[pid 32170] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32167, si_uid=65534} ---
[pid 32167] exit_group(0 <unfinished ...>
[pid 32170] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32170, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32167] <... exit_group resumed>)   = ?
[pid 32167] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32167, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32171 attached
, child_tidptr=0x555556efc5d0) = 32171
[pid 32171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32171] setpgid(0, 0)               = 0
[pid 32171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32171] write(3, "1000", 4)         = 4
[pid 32171] close(3)                    = 0
[pid 32171] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32171] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.305347][T32167] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32171] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32171] close(5)                    = 0
[pid 32171] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32174 attached
) = 32174
[pid 32171] tkill(32174, SIGSTOP)       = 0
[pid 32174] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32171, si_uid=65534} ---
[pid 32171] exit_group(0)               = ?
[pid 32171] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32171, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 32174] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32174, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32175 attached
, child_tidptr=0x555556efc5d0) = 32175
[pid 32175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32175] setpgid(0, 0)               = 0
[pid 32175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32175] write(3, "1000", 4)         = 4
[pid 32175] close(3)                    = 0
[pid 32175] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32175] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.354107][T32171] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32175] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32175] close(5)                    = 0
[pid 32175] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32178 attached
) = 32178
[pid 32175] tkill(32178, SIGSTOP)       = 0
[pid 32178] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32175, si_uid=65534} ---
[pid 32175] exit_group(0 <unfinished ...>
[pid 32178] --- stopped by SIGSTOP ---
[pid 32175] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32178, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32175] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32175, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32179 attached
, child_tidptr=0x555556efc5d0) = 32179
[pid 32179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32179] setpgid(0, 0)               = 0
[pid 32179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32179] write(3, "1000", 4)         = 4
[pid 32179] close(3)                    = 0
[pid 32179] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32179] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.404603][T32175] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32179] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32179] close(5)                    = 0
[pid 32179] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32182 attached
) = 32182
[pid 32179] tkill(32182, SIGSTOP)       = 0
[pid 32182] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32179, si_uid=65534} ---
[pid 32179] exit_group(0 <unfinished ...>
[pid 32182] --- stopped by SIGSTOP ---
[pid 32179] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32182, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32179] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32179, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32183 attached
, child_tidptr=0x555556efc5d0) = 32183
[pid 32183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32183] setpgid(0, 0)               = 0
[pid 32183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32183] write(3, "1000", 4)         = 4
[pid 32183] close(3)                    = 0
[pid 32183] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32183] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.453659][T32179] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32183] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32183] close(5)                    = 0
[pid 32183] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32186 attached
) = 32186
[pid 32183] tkill(32186, SIGSTOP)       = 0
[pid 32186] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32183, si_uid=65534} ---
[pid 32183] exit_group(0 <unfinished ...>
[pid 32186] --- stopped by SIGSTOP ---
[pid 32183] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32186, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32183] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32183, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32187 attached
, child_tidptr=0x555556efc5d0) = 32187
[pid 32187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32187] setpgid(0, 0)               = 0
[pid 32187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32187] write(3, "1000", 4)         = 4
[pid 32187] close(3)                    = 0
[pid 32187] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32187] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.497261][T32183] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32187] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32187] close(5)                    = 0
[pid 32187] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32190 attached
) = 32190
[pid 32187] tkill(32190, SIGSTOP)       = 0
[pid 32187] exit_group(0 <unfinished ...>
[pid 32190] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32187, si_uid=65534} ---
[pid 32187] <... exit_group resumed>)   = ?
[pid 32190] --- stopped by SIGSTOP ---
[pid 32187] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32190, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32191 attached
, child_tidptr=0x555556efc5d0) = 32191
[pid 32191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32191] setpgid(0, 0)               = 0
[pid 32191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32191] write(3, "1000", 4)         = 4
[pid 32191] close(3)                    = 0
[pid 32191] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32191] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.543606][T32187] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32191] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32191] close(5)                    = 0
[pid 32191] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32194 attached
) = 32194
[pid 32191] tkill(32194, SIGSTOP)       = 0
[pid 32194] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32191, si_uid=65534} ---
[pid 32191] exit_group(0 <unfinished ...>
[pid 32194] --- stopped by SIGSTOP ---
[pid 32191] <... exit_group resumed>)   = ?
[pid 32191] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32194, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32195 attached
, child_tidptr=0x555556efc5d0) = 32195
[pid 32195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32195] setpgid(0, 0)               = 0
[pid 32195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32195] write(3, "1000", 4)         = 4
[pid 32195] close(3)                    = 0
[pid 32195] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32195] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.590727][T32191] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32195] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32195] close(5)                    = 0
[pid 32195] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32198 attached
) = 32198
[pid 32195] tkill(32198, SIGSTOP)       = 0
[pid 32198] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32195, si_uid=65534} ---
[pid 32195] exit_group(0 <unfinished ...>
[pid 32198] --- stopped by SIGSTOP ---
[pid 32195] <... exit_group resumed>)   = ?
[pid 32195] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32198, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32199 attached
, child_tidptr=0x555556efc5d0) = 32199
[pid 32199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32199] setpgid(0, 0)               = 0
[pid 32199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32199] write(3, "1000", 4)         = 4
[pid 32199] close(3)                    = 0
[pid 32199] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32199] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.644237][T32195] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32199] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32199] close(5)                    = 0
[pid 32199] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32202 attached
) = 32202
[pid 32199] tkill(32202, SIGSTOP)       = 0
[pid 32199] exit_group(0 <unfinished ...>
[pid 32202] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32199, si_uid=65534} ---
[pid 32199] <... exit_group resumed>)   = ?
[pid 32202] --- stopped by SIGSTOP ---
[pid 32199] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32202, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32203 attached
, child_tidptr=0x555556efc5d0) = 32203
[pid 32203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32203] setpgid(0, 0)               = 0
[pid 32203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32203] write(3, "1000", 4)         = 4
[pid 32203] close(3)                    = 0
[pid 32203] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32203] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.697817][T32199] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32203] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32203] close(5)                    = 0
[pid 32203] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32206 attached
) = 32206
[pid 32203] tkill(32206, SIGSTOP)       = 0
[pid 32206] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32203, si_uid=65534} ---
[pid 32203] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32206, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32206] --- stopped by SIGSTOP ---
[pid 32203] <... exit_group resumed>)   = ?
[pid 32203] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32203, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32207 attached
, child_tidptr=0x555556efc5d0) = 32207
[pid 32207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32207] setpgid(0, 0)               = 0
[pid 32207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32207] write(3, "1000", 4)         = 4
[pid 32207] close(3)                    = 0
[pid 32207] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32207] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.747388][T32203] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32207] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32207] close(5)                    = 0
[pid 32207] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32210 attached
) = 32210
[pid 32207] tkill(32210, SIGSTOP)       = 0
[pid 32210] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32207, si_uid=65534} ---
[pid 32207] exit_group(0 <unfinished ...>
[pid 32210] --- stopped by SIGSTOP ---
[pid 32207] <... exit_group resumed>)   = ?
[pid 32207] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32210, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32211 attached
, child_tidptr=0x555556efc5d0) = 32211
[pid 32211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32211] setpgid(0, 0)               = 0
[pid 32211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32211] write(3, "1000", 4)         = 4
[pid 32211] close(3)                    = 0
[pid 32211] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32211] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.797760][T32207] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32211] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32211] close(5)                    = 0
[pid 32211] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32214 attached
) = 32214
[pid 32211] tkill(32214, SIGSTOP)       = 0
[pid 32211] exit_group(0 <unfinished ...>
[pid 32214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32211, si_uid=65534} ---
[pid 32211] <... exit_group resumed>)   = ?
[pid 32214] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32214, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32211] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32211, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32215 attached
, child_tidptr=0x555556efc5d0) = 32215
[pid 32215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32215] setpgid(0, 0)               = 0
[pid 32215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32215] write(3, "1000", 4)         = 4
[pid 32215] close(3)                    = 0
[pid 32215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.852467][T32211] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32215] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32215] close(5)                    = 0
[pid 32215] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32218 attached
) = 32218
[pid 32215] tkill(32218, SIGSTOP)       = 0
[pid 32215] exit_group(0 <unfinished ...>
[pid 32218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32215, si_uid=65534} ---
[pid 32215] <... exit_group resumed>)   = ?
[pid 32218] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32218, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32215] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32215, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32219 attached
, child_tidptr=0x555556efc5d0) = 32219
[pid 32219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32219] setpgid(0, 0)               = 0
[pid 32219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32219] write(3, "1000", 4)         = 4
[pid 32219] close(3)                    = 0
[pid 32219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.904915][T32215] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32219] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32219] close(5)                    = 0
[pid 32219] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32222 attached
) = 32222
[pid 32219] tkill(32222, SIGSTOP)       = 0
[pid 32222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32219, si_uid=65534} ---
[pid 32219] exit_group(0 <unfinished ...>
[pid 32222] --- stopped by SIGSTOP ---
[pid 32219] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32222, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32219] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32219, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32223 attached
, child_tidptr=0x555556efc5d0) = 32223
[pid 32223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32223] setpgid(0, 0)               = 0
[pid 32223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32223] write(3, "1000", 4)         = 4
[pid 32223] close(3)                    = 0
[pid 32223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.956201][T32219] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32223] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32223] close(5)                    = 0
[pid 32223] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32226 attached
) = 32226
[pid 32223] tkill(32226, SIGSTOP)       = 0
[pid 32226] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32223, si_uid=65534} ---
[pid 32223] exit_group(0 <unfinished ...>
[pid 32226] --- stopped by SIGSTOP ---
[pid 32223] <... exit_group resumed>)   = ?
[pid 32223] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32226, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32227 attached
, child_tidptr=0x555556efc5d0) = 32227
[pid 32227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32227] setpgid(0, 0)               = 0
[pid 32227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32227] write(3, "1000", 4)         = 4
[pid 32227] close(3)                    = 0
[pid 32227] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32227] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.008505][T32223] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32227] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32227] close(5)                    = 0
[pid 32227] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32230 attached
) = 32230
[pid 32227] tkill(32230, SIGSTOP)       = 0
[pid 32230] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32227, si_uid=65534} ---
[pid 32227] exit_group(0 <unfinished ...>
[pid 32230] --- stopped by SIGSTOP ---
[pid 32227] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32230, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32227] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32227, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32231 attached
, child_tidptr=0x555556efc5d0) = 32231
[pid 32231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32231] setpgid(0, 0)               = 0
[pid 32231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32231] write(3, "1000", 4)         = 4
[pid 32231] close(3)                    = 0
[pid 32231] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32231] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.061039][T32227] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32231] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32231] close(5)                    = 0
[pid 32231] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32234 attached
) = 32234
[pid 32231] tkill(32234, SIGSTOP)       = 0
[pid 32234] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32231, si_uid=65534} ---
[pid 32231] exit_group(0 <unfinished ...>
[pid 32234] --- stopped by SIGSTOP ---
[pid 32231] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32234, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32231] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32231, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32235 attached
, child_tidptr=0x555556efc5d0) = 32235
[pid 32235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32235] setpgid(0, 0)               = 0
[pid 32235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32235] write(3, "1000", 4)         = 4
[pid 32235] close(3)                    = 0
[pid 32235] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32235] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.112843][T32231] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32235] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32235] close(5)                    = 0
[pid 32235] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32238 attached
) = 32238
[pid 32235] tkill(32238, SIGSTOP)       = 0
[pid 32238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32235, si_uid=65534} ---
[pid 32235] exit_group(0 <unfinished ...>
[pid 32238] --- stopped by SIGSTOP ---
[pid 32235] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32238, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32235] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32235, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32239 attached
, child_tidptr=0x555556efc5d0) = 32239
[pid 32239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32239] setpgid(0, 0)               = 0
[pid 32239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32239] write(3, "1000", 4)         = 4
[pid 32239] close(3)                    = 0
[pid 32239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.158231][T32235] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32239] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32239] close(5)                    = 0
[pid 32239] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32242 attached
) = 32242
[pid 32239] tkill(32242, SIGSTOP)       = 0
[pid 32242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32239, si_uid=65534} ---
[pid 32239] exit_group(0 <unfinished ...>
[pid 32242] --- stopped by SIGSTOP ---
[pid 32239] <... exit_group resumed>)   = ?
[pid 32239] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32242, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32243 attached
, child_tidptr=0x555556efc5d0) = 32243
[pid 32243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32243] setpgid(0, 0)               = 0
[pid 32243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32243] write(3, "1000", 4)         = 4
[pid 32243] close(3)                    = 0
[pid 32243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.209165][T32239] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32243] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32243] close(5)                    = 0
[pid 32243] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32246 attached
) = 32246
[pid 32243] tkill(32246, SIGSTOP)       = 0
[pid 32246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32243, si_uid=65534} ---
[pid 32243] exit_group(0)               = ?
[pid 32246] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32246, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32243] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32243, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32247 attached
, child_tidptr=0x555556efc5d0) = 32247
[pid 32247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32247] setpgid(0, 0)               = 0
[pid 32247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32247] write(3, "1000", 4)         = 4
[pid 32247] close(3)                    = 0
[pid 32247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.261923][T32243] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32247] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32247] close(5)                    = 0
[pid 32247] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32250 attached
) = 32250
[pid 32247] tkill(32250, SIGSTOP)       = 0
[pid 32250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32247, si_uid=65534} ---
[pid 32247] exit_group(0 <unfinished ...>
[pid 32250] --- stopped by SIGSTOP ---
[pid 32247] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32250, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32247] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32247, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32251 attached
, child_tidptr=0x555556efc5d0) = 32251
[pid 32251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32251] setpgid(0, 0)               = 0
[pid 32251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32251] write(3, "1000", 4)         = 4
[pid 32251] close(3)                    = 0
[pid 32251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.309477][T32247] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32251] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32251] close(5)                    = 0
[pid 32251] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32254 attached
) = 32254
[pid 32251] tkill(32254, SIGSTOP)       = 0
[pid 32254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32251, si_uid=65534} ---
[pid 32251] exit_group(0 <unfinished ...>
[pid 32254] --- stopped by SIGSTOP ---
[pid 32251] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32254, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32251] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32251, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32255 attached
, child_tidptr=0x555556efc5d0) = 32255
[pid 32255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32255] setpgid(0, 0)               = 0
[pid 32255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32255] write(3, "1000", 4)         = 4
[pid 32255] close(3)                    = 0
[pid 32255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.355031][T32251] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32255] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32255] close(5)                    = 0
[pid 32255] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32258 attached
) = 32258
[pid 32255] tkill(32258, SIGSTOP)       = 0
[pid 32258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32255, si_uid=65534} ---
[pid 32255] exit_group(0 <unfinished ...>
[pid 32258] --- stopped by SIGSTOP ---
[pid 32255] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32258, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32255] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32255, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32259 attached
, child_tidptr=0x555556efc5d0) = 32259
[pid 32259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32259] setpgid(0, 0)               = 0
[pid 32259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32259] write(3, "1000", 4)         = 4
[pid 32259] close(3)                    = 0
[pid 32259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.397494][T32255] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32259] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32259] close(5)                    = 0
[pid 32259] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32262 attached
) = 32262
[pid 32259] tkill(32262, SIGSTOP)       = 0
[pid 32262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32259, si_uid=65534} ---
[pid 32259] exit_group(0 <unfinished ...>
[pid 32262] --- stopped by SIGSTOP ---
[pid 32259] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32262, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32259] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32259, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32263 attached
, child_tidptr=0x555556efc5d0) = 32263
[pid 32263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32263] setpgid(0, 0)               = 0
[pid 32263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32263] write(3, "1000", 4)         = 4
[pid 32263] close(3)                    = 0
[pid 32263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.442477][T32259] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32263] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32263] close(5)                    = 0
[pid 32263] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32266 attached
) = 32266
[pid 32263] tkill(32266, SIGSTOP)       = 0
[pid 32266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32263, si_uid=65534} ---
[pid 32263] exit_group(0 <unfinished ...>
[pid 32266] --- stopped by SIGSTOP ---
[pid 32263] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32266, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32263] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32267 attached
, child_tidptr=0x555556efc5d0) = 32267
[pid 32267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32267] setpgid(0, 0)               = 0
[pid 32267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32267] write(3, "1000", 4)         = 4
[pid 32267] close(3)                    = 0
[pid 32267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.489691][T32263] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32267] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32267] close(5)                    = 0
[pid 32267] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32270 attached
) = 32270
[pid 32267] tkill(32270, SIGSTOP)       = 0
[pid 32270] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32267, si_uid=65534} ---
[pid 32267] exit_group(0)               = ?
[pid 32270] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32270, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32267] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32267, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32271 attached
, child_tidptr=0x555556efc5d0) = 32271
[pid 32271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32271] setpgid(0, 0)               = 0
[pid 32271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32271] write(3, "1000", 4)         = 4
[pid 32271] close(3)                    = 0
[pid 32271] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32271] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.536686][T32267] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32271] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32271] close(5)                    = 0
[pid 32271] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32274 attached
) = 32274
[pid 32271] tkill(32274, SIGSTOP)       = 0
[pid 32274] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32271, si_uid=65534} ---
[pid 32271] exit_group(0)               = ?
[pid 32274] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32274, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32271] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32271, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32275 attached
, child_tidptr=0x555556efc5d0) = 32275
[pid 32275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32275] setpgid(0, 0)               = 0
[pid 32275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32275] write(3, "1000", 4)         = 4
[pid 32275] close(3)                    = 0
[pid 32275] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32275] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.584300][T32271] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32275] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32275] close(5)                    = 0
[pid 32275] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32278 attached
) = 32278
[pid 32275] tkill(32278, SIGSTOP)       = 0
[pid 32278] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32275, si_uid=65534} ---
[pid 32278] --- stopped by SIGSTOP ---
[pid 32275] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32278, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32275] <... exit_group resumed>)   = ?
[pid 32275] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32275, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32279 attached
, child_tidptr=0x555556efc5d0) = 32279
[pid 32279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32279] setpgid(0, 0)               = 0
[pid 32279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32279] write(3, "1000", 4)         = 4
[pid 32279] close(3)                    = 0
[pid 32279] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32279] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.643235][T32275] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32279] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32279] close(5)                    = 0
[pid 32279] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32282 attached
) = 32282
[pid 32279] tkill(32282, SIGSTOP)       = 0
[pid 32282] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32279, si_uid=65534} ---
[pid 32279] exit_group(0 <unfinished ...>
[pid 32282] --- stopped by SIGSTOP ---
[pid 32279] <... exit_group resumed>)   = ?
[pid 32279] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32282, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32283 attached
, child_tidptr=0x555556efc5d0) = 32283
[pid 32283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32283] setpgid(0, 0)               = 0
[pid 32283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32283] write(3, "1000", 4)         = 4
[pid 32283] close(3)                    = 0
[pid 32283] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32283] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.699083][T32279] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32283] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32283] close(5)                    = 0
[pid 32283] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32286 attached
) = 32286
[pid 32283] tkill(32286, SIGSTOP)       = 0
[pid 32286] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32283, si_uid=65534} ---
[pid 32283] exit_group(0 <unfinished ...>
[pid 32286] --- stopped by SIGSTOP ---
[pid 32283] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32286, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32283] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32283, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32287 attached
, child_tidptr=0x555556efc5d0) = 32287
[pid 32287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32287] setpgid(0, 0)               = 0
[pid 32287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32287] write(3, "1000", 4)         = 4
[pid 32287] close(3)                    = 0
[pid 32287] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32287] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.748943][T32283] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32287] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32287] close(5)                    = 0
[pid 32287] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32290 attached
) = 32290
[pid 32287] tkill(32290, SIGSTOP)       = 0
[pid 32290] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32287, si_uid=65534} ---
[pid 32287] exit_group(0 <unfinished ...>
[pid 32290] --- stopped by SIGSTOP ---
[pid 32287] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32290, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32287] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32287, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32291 attached
, child_tidptr=0x555556efc5d0) = 32291
[pid 32291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32291] setpgid(0, 0)               = 0
[pid 32291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32291] write(3, "1000", 4)         = 4
[pid 32291] close(3)                    = 0
[pid 32291] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32291] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.796425][T32287] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32291] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32291] close(5)                    = 0
[pid 32291] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32294 attached
) = 32294
[pid 32291] tkill(32294, SIGSTOP)       = 0
[pid 32294] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32291, si_uid=65534} ---
[pid 32291] exit_group(0 <unfinished ...>
[pid 32294] --- stopped by SIGSTOP ---
[pid 32291] <... exit_group resumed>)   = ?
[pid 32291] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32294, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32295 attached
, child_tidptr=0x555556efc5d0) = 32295
[pid 32295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32295] setpgid(0, 0)               = 0
[pid 32295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32295] write(3, "1000", 4)         = 4
[pid 32295] close(3)                    = 0
[pid 32295] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32295] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.851054][T32291] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32295] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32295] close(5)                    = 0
[pid 32295] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32298 attached
) = 32298
[pid 32295] tkill(32298, SIGSTOP)       = 0
[pid 32298] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32295, si_uid=65534} ---
[pid 32295] exit_group(0 <unfinished ...>
[pid 32298] --- stopped by SIGSTOP ---
[pid 32295] <... exit_group resumed>)   = ?
[pid 32295] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32298, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32299 attached
, child_tidptr=0x555556efc5d0) = 32299
[pid 32299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32299] setpgid(0, 0)               = 0
[pid 32299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32299] write(3, "1000", 4)         = 4
[pid 32299] close(3)                    = 0
[pid 32299] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32299] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.904303][T32295] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32299] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32299] close(5)                    = 0
[pid 32299] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32302 attached
) = 32302
[pid 32299] tkill(32302, SIGSTOP)       = 0
[pid 32302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32299, si_uid=65534} ---
[pid 32299] exit_group(0 <unfinished ...>
[pid 32302] --- stopped by SIGSTOP ---
[pid 32299] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32302, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32299] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32299, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32303 attached
, child_tidptr=0x555556efc5d0) = 32303
[pid 32303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32303] setpgid(0, 0)               = 0
[pid 32303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32303] write(3, "1000", 4)         = 4
[pid 32303] close(3)                    = 0
[pid 32303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.960784][T32299] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32303] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32303] close(5)                    = 0
[pid 32303] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32306 attached
) = 32306
[pid 32303] tkill(32306, SIGSTOP)       = 0
[pid 32306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32303, si_uid=65534} ---
[pid 32303] exit_group(0 <unfinished ...>
[pid 32306] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32306, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32303] <... exit_group resumed>)   = ?
[pid 32303] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32303, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32307 attached
, child_tidptr=0x555556efc5d0) = 32307
[pid 32307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32307] setpgid(0, 0)               = 0
[pid 32307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32307] write(3, "1000", 4)         = 4
[pid 32307] close(3)                    = 0
[pid 32307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.007800][T32303] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32307] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32307] close(5)                    = 0
[pid 32307] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32310 attached
) = 32310
[pid 32307] tkill(32310, SIGSTOP)       = 0
[pid 32310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32307, si_uid=65534} ---
[pid 32307] exit_group(0 <unfinished ...>
[pid 32310] --- stopped by SIGSTOP ---
[pid 32307] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32310, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32307] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32307, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32311 attached
, child_tidptr=0x555556efc5d0) = 32311
[pid 32311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32311] setpgid(0, 0)               = 0
[pid 32311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32311] write(3, "1000", 4)         = 4
[pid 32311] close(3)                    = 0
[pid 32311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.059045][T32307] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32311] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32311] close(5)                    = 0
[pid 32311] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32314 attached
) = 32314
[pid 32311] tkill(32314, SIGSTOP)       = 0
[pid 32314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32311, si_uid=65534} ---
[pid 32311] exit_group(0)               = ?
[pid 32314] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32314, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32311] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32311, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32315 attached
, child_tidptr=0x555556efc5d0) = 32315
[pid 32315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32315] setpgid(0, 0)               = 0
[pid 32315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32315] write(3, "1000", 4)         = 4
[pid 32315] close(3)                    = 0
[pid 32315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.107675][T32311] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32315] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32315] close(5)                    = 0
[pid 32315] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32318 attached
) = 32318
[pid 32315] tkill(32318, SIGSTOP)       = 0
[pid 32318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32315, si_uid=65534} ---
[pid 32315] exit_group(0)               = ?
[pid 32318] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32318, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32315] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32315, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32319 attached
, child_tidptr=0x555556efc5d0) = 32319
[pid 32319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32319] setpgid(0, 0)               = 0
[pid 32319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32319] write(3, "1000", 4)         = 4
[pid 32319] close(3)                    = 0
[pid 32319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.156690][T32315] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32319] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32319] close(5)                    = 0
[pid 32319] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32322 attached
) = 32322
[pid 32319] tkill(32322, SIGSTOP)       = 0
[pid 32322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32319, si_uid=65534} ---
[pid 32319] exit_group(0 <unfinished ...>
[pid 32322] --- stopped by SIGSTOP ---
[pid 32319] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32322, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32319] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32319, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32323 attached
, child_tidptr=0x555556efc5d0) = 32323
[pid 32323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32323] setpgid(0, 0)               = 0
[pid 32323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32323] write(3, "1000", 4)         = 4
[pid 32323] close(3)                    = 0
[pid 32323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.205285][T32319] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32323] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32323] close(5)                    = 0
[pid 32323] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32326 attached
) = 32326
[pid 32323] tkill(32326, SIGSTOP)       = 0
[pid 32323] exit_group(0 <unfinished ...>
[pid 32326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32323, si_uid=65534} ---
[pid 32323] <... exit_group resumed>)   = ?
[pid 32326] --- stopped by SIGSTOP ---
[pid 32323] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32326, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32327 attached
, child_tidptr=0x555556efc5d0) = 32327
[pid 32327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32327] setpgid(0, 0)               = 0
[pid 32327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32327] write(3, "1000", 4)         = 4
[pid 32327] close(3)                    = 0
[pid 32327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.254119][T32323] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32327] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32327] close(5)                    = 0
[pid 32327] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32330 attached
) = 32330
[pid 32327] tkill(32330, SIGSTOP)       = 0
[pid 32330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32327, si_uid=65534} ---
[pid 32327] exit_group(0 <unfinished ...>
[pid 32330] --- stopped by SIGSTOP ---
[pid 32327] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32330, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32327] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32331 attached
, child_tidptr=0x555556efc5d0) = 32331
[pid 32331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32331] setpgid(0, 0)               = 0
[pid 32331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32331] write(3, "1000", 4)         = 4
[pid 32331] close(3)                    = 0
[pid 32331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.307046][T32327] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32331] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32331] close(5)                    = 0
[pid 32331] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32334 attached
) = 32334
[pid 32331] tkill(32334, SIGSTOP)       = 0
[pid 32334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32331, si_uid=65534} ---
[pid 32331] exit_group(0 <unfinished ...>
[pid 32334] --- stopped by SIGSTOP ---
[pid 32331] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32334, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32331] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32331, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32335 attached
, child_tidptr=0x555556efc5d0) = 32335
[pid 32335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32335] setpgid(0, 0)               = 0
[pid 32335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32335] write(3, "1000", 4)         = 4
[pid 32335] close(3)                    = 0
[pid 32335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.358499][T32331] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32335] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32335] close(5)                    = 0
[pid 32335] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32338 attached
) = 32338
[pid 32335] tkill(32338, SIGSTOP)       = 0
[pid 32335] exit_group(0 <unfinished ...>
[pid 32338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32335, si_uid=65534} ---
[pid 32335] <... exit_group resumed>)   = ?
[pid 32335] +++ exited with 0 +++
[pid 32338] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32335, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32339 attached
, child_tidptr=0x555556efc5d0) = 32339
[pid 32339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32339] setpgid(0, 0)               = 0
[pid 32339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32339] write(3, "1000", 4)         = 4
[pid 32339] close(3)                    = 0
[pid 32339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.408590][T32335] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32339] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32339] close(5)                    = 0
[pid 32339] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32342 attached
) = 32342
[pid 32339] tkill(32342, SIGSTOP)       = 0
[pid 32342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32339, si_uid=65534} ---
[pid 32339] exit_group(0 <unfinished ...>
[pid 32342] --- stopped by SIGSTOP ---
[pid 32339] <... exit_group resumed>)   = ?
[pid 32339] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32342, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32343 attached
, child_tidptr=0x555556efc5d0) = 32343
[pid 32343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32343] setpgid(0, 0)               = 0
[pid 32343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32343] write(3, "1000", 4)         = 4
[pid 32343] close(3)                    = 0
[pid 32343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.456236][T32339] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32343] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32343] close(5)                    = 0
[pid 32343] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32346 attached
) = 32346
[pid 32343] tkill(32346, SIGSTOP)       = 0
[pid 32346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32343, si_uid=65534} ---
[pid 32343] exit_group(0 <unfinished ...>
[pid 32346] --- stopped by SIGSTOP ---
[pid 32343] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32346, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32343] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32347 attached
, child_tidptr=0x555556efc5d0) = 32347
[pid 32347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32347] setpgid(0, 0)               = 0
[pid 32347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32347] write(3, "1000", 4)         = 4
[pid 32347] close(3)                    = 0
[pid 32347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.508877][T32343] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32347] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32347] close(5)                    = 0
[pid 32347] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32350 attached
) = 32350
[pid 32347] tkill(32350, SIGSTOP)       = 0
[pid 32350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32347, si_uid=65534} ---
[pid 32347] exit_group(0 <unfinished ...>
[pid 32350] --- stopped by SIGSTOP ---
[pid 32347] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32350, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32347] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32347, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32351 attached
, child_tidptr=0x555556efc5d0) = 32351
[pid 32351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32351] setpgid(0, 0)               = 0
[pid 32351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32351] write(3, "1000", 4)         = 4
[pid 32351] close(3)                    = 0
[pid 32351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.555292][T32347] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32351] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32351] close(5)                    = 0
[pid 32351] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32354 attached
) = 32354
[pid 32351] tkill(32354, SIGSTOP)       = 0
[pid 32354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32351, si_uid=65534} ---
[pid 32351] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32354, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32354] --- stopped by SIGSTOP ---
[pid 32351] <... exit_group resumed>)   = ?
[pid 32351] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32351, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32355 attached
, child_tidptr=0x555556efc5d0) = 32355
[pid 32355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32355] setpgid(0, 0)               = 0
[pid 32355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32355] write(3, "1000", 4)         = 4
[pid 32355] close(3)                    = 0
[pid 32355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.605279][T32351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32355] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32355] close(5)                    = 0
[pid 32355] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32358 attached
) = 32358
[pid 32355] tkill(32358, SIGSTOP)       = 0
[pid 32358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32355, si_uid=65534} ---
[pid 32355] exit_group(0 <unfinished ...>
[pid 32358] --- stopped by SIGSTOP ---
[pid 32355] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32358, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32355] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32359 attached
, child_tidptr=0x555556efc5d0) = 32359
[pid 32359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32359] setpgid(0, 0)               = 0
[pid 32359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32359] write(3, "1000", 4)         = 4
[pid 32359] close(3)                    = 0
[pid 32359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.656243][T32355] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32359] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32359] close(5)                    = 0
[pid 32359] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32362 attached
) = 32362
[pid 32359] tkill(32362, SIGSTOP)       = 0
[pid 32362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32359, si_uid=65534} ---
[pid 32359] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32362, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32362] --- stopped by SIGSTOP ---
[pid 32359] <... exit_group resumed>)   = ?
[pid 32359] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32359, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32363 attached
, child_tidptr=0x555556efc5d0) = 32363
[pid 32363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32363] setpgid(0, 0)               = 0
[pid 32363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32363] write(3, "1000", 4)         = 4
[pid 32363] close(3)                    = 0
[pid 32363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.709362][T32359] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32363] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32363] close(5)                    = 0
[pid 32363] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32366 attached
) = 32366
[pid 32363] tkill(32366, SIGSTOP)       = 0
[pid 32366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32363, si_uid=65534} ---
[pid 32363] exit_group(0 <unfinished ...>
[pid 32366] --- stopped by SIGSTOP ---
[pid 32363] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32366, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32363] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32363, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32367 attached
, child_tidptr=0x555556efc5d0) = 32367
[pid 32367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32367] setpgid(0, 0)               = 0
[pid 32367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32367] write(3, "1000", 4)         = 4
[pid 32367] close(3)                    = 0
[pid 32367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.760178][T32363] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32367] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32367] close(5)                    = 0
[pid 32367] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32370 attached
) = 32370
[pid 32367] tkill(32370, SIGSTOP)       = 0
[pid 32370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32367, si_uid=65534} ---
[pid 32367] exit_group(0 <unfinished ...>
[pid 32370] --- stopped by SIGSTOP ---
[pid 32367] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32370, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32367] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32367, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32371 attached
, child_tidptr=0x555556efc5d0) = 32371
[pid 32371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32371] setpgid(0, 0)               = 0
[pid 32371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32371] write(3, "1000", 4)         = 4
[pid 32371] close(3)                    = 0
[pid 32371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.813293][T32367] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32371] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32371] close(5)                    = 0
[pid 32371] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32374 attached
) = 32374
[pid 32371] tkill(32374, SIGSTOP)       = 0
[pid 32374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32371, si_uid=65534} ---
[pid 32371] exit_group(0 <unfinished ...>
[pid 32374] --- stopped by SIGSTOP ---
[pid 32371] <... exit_group resumed>)   = ?
[pid 32371] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32374, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32375 attached
, child_tidptr=0x555556efc5d0) = 32375
[pid 32375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32375] setpgid(0, 0)               = 0
[pid 32375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32375] write(3, "1000", 4)         = 4
[pid 32375] close(3)                    = 0
[pid 32375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.867701][T32371] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32375] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32375] close(5)                    = 0
[pid 32375] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32378 attached
) = 32378
[pid 32375] tkill(32378, SIGSTOP)       = 0
[pid 32378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32375, si_uid=65534} ---
[pid 32375] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32378, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32378] --- stopped by SIGSTOP ---
[pid 32375] <... exit_group resumed>)   = ?
[pid 32375] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32375, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32379 attached
, child_tidptr=0x555556efc5d0) = 32379
[pid 32379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32379] setpgid(0, 0)               = 0
[pid 32379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32379] write(3, "1000", 4)         = 4
[pid 32379] close(3)                    = 0
[pid 32379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.925592][T32375] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32379] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32379] close(5)                    = 0
[pid 32379] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32382 attached
) = 32382
[pid 32379] tkill(32382, SIGSTOP)       = 0
[pid 32382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32379, si_uid=65534} ---
[pid 32379] exit_group(0 <unfinished ...>
[pid 32382] --- stopped by SIGSTOP ---
[pid 32379] <... exit_group resumed>)   = ?
[pid 32379] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32382, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32383 attached
, child_tidptr=0x555556efc5d0) = 32383
[pid 32383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32383] setpgid(0, 0)               = 0
[pid 32383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32383] write(3, "1000", 4)         = 4
[pid 32383] close(3)                    = 0
[pid 32383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.978844][T32379] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32383] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32383] close(5)                    = 0
[pid 32383] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32386 attached
) = 32386
[pid 32383] tkill(32386, SIGSTOP)       = 0
[pid 32383] exit_group(0 <unfinished ...>
[pid 32386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32383, si_uid=65534} ---
[pid 32383] <... exit_group resumed>)   = ?
[pid 32386] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32386, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32383] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32383, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32387 attached
, child_tidptr=0x555556efc5d0) = 32387
[pid 32387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32387] setpgid(0, 0)               = 0
[pid 32387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32387] write(3, "1000", 4)         = 4
[pid 32387] close(3)                    = 0
[pid 32387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.041388][T32383] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32387] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32387] close(5)                    = 0
[pid 32387] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32390 attached
) = 32390
[pid 32387] tkill(32390, SIGSTOP)       = 0
[pid 32390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32387, si_uid=65534} ---
[pid 32387] exit_group(0 <unfinished ...>
[pid 32390] --- stopped by SIGSTOP ---
[pid 32387] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32390, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32387] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32391 attached
, child_tidptr=0x555556efc5d0) = 32391
[pid 32391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32391] setpgid(0, 0)               = 0
[pid 32391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32391] write(3, "1000", 4)         = 4
[pid 32391] close(3)                    = 0
[pid 32391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.088248][T32387] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32391] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32391] close(5)                    = 0
[pid 32391] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32394 attached
) = 32394
[pid 32391] tkill(32394, SIGSTOP)       = 0
[pid 32394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32391, si_uid=65534} ---
[pid 32391] exit_group(0 <unfinished ...>
[pid 32394] --- stopped by SIGSTOP ---
[pid 32391] <... exit_group resumed>)   = ?
[pid 32391] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32394, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32395 attached
, child_tidptr=0x555556efc5d0) = 32395
[pid 32395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32395] setpgid(0, 0)               = 0
[pid 32395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32395] write(3, "1000", 4)         = 4
[pid 32395] close(3)                    = 0
[pid 32395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.137459][T32391] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32395] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32395] close(5)                    = 0
[pid 32395] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32398 attached
) = 32398
[pid 32395] tkill(32398, SIGSTOP)       = 0
[pid 32398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32395, si_uid=65534} ---
[pid 32395] exit_group(0 <unfinished ...>
[pid 32398] --- stopped by SIGSTOP ---
[pid 32395] <... exit_group resumed>)   = ?
[pid 32395] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32398, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32399 attached
, child_tidptr=0x555556efc5d0) = 32399
[pid 32399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32399] setpgid(0, 0)               = 0
[pid 32399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32399] write(3, "1000", 4)         = 4
[pid 32399] close(3)                    = 0
[pid 32399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.187496][T32395] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32399] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32399] close(5)                    = 0
[pid 32399] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32402 attached
) = 32402
[pid 32399] tkill(32402, SIGSTOP)       = 0
[pid 32402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32399, si_uid=65534} ---
[pid 32399] exit_group(0 <unfinished ...>
[pid 32402] --- stopped by SIGSTOP ---
[pid 32399] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32402, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32399] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32399, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32403 attached
, child_tidptr=0x555556efc5d0) = 32403
[pid 32403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32403] setpgid(0, 0)               = 0
[pid 32403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32403] write(3, "1000", 4)         = 4
[pid 32403] close(3)                    = 0
[pid 32403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.245646][T32399] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32403] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32403] close(5)                    = 0
[pid 32403] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32406 attached
) = 32406
[pid 32403] tkill(32406, SIGSTOP)       = 0
[pid 32406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32403, si_uid=65534} ---
[pid 32403] exit_group(0 <unfinished ...>
[pid 32406] --- stopped by SIGSTOP ---
[pid 32403] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32406, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32403] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32403, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32407 attached
, child_tidptr=0x555556efc5d0) = 32407
[pid 32407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32407] setpgid(0, 0)               = 0
[pid 32407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32407] write(3, "1000", 4)         = 4
[pid 32407] close(3)                    = 0
[pid 32407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.294490][T32403] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32407] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32407] close(5)                    = 0
[pid 32407] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32410 attached
) = 32410
[pid 32407] tkill(32410, SIGSTOP)       = 0
[pid 32410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32407, si_uid=65534} ---
[pid 32407] exit_group(0 <unfinished ...>
[pid 32410] --- stopped by SIGSTOP ---
[pid 32407] <... exit_group resumed>)   = ?
[pid 32407] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32410, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32411 attached
, child_tidptr=0x555556efc5d0) = 32411
[pid 32411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32411] setpgid(0, 0)               = 0
[pid 32411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32411] write(3, "1000", 4)         = 4
[pid 32411] close(3)                    = 0
[pid 32411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.343929][T32407] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32411] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32411] close(5)                    = 0
[pid 32411] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32414 attached
) = 32414
[pid 32411] tkill(32414, SIGSTOP)       = 0
[pid 32414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32411, si_uid=65534} ---
[pid 32411] exit_group(0 <unfinished ...>
[pid 32414] --- stopped by SIGSTOP ---
[pid 32411] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32414, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32411] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32411, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32415 attached
, child_tidptr=0x555556efc5d0) = 32415
[pid 32415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32415] setpgid(0, 0)               = 0
[pid 32415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32415] write(3, "1000", 4)         = 4
[pid 32415] close(3)                    = 0
[pid 32415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.394324][T32411] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32415] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32415] close(5)                    = 0
[pid 32415] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32418 attached
) = 32418
[pid 32415] tkill(32418, SIGSTOP)       = 0
[pid 32418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32415, si_uid=65534} ---
[pid 32415] exit_group(0 <unfinished ...>
[pid 32418] --- stopped by SIGSTOP ---
[pid 32415] <... exit_group resumed>)   = ?
[pid 32415] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32418, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32419 attached
, child_tidptr=0x555556efc5d0) = 32419
[pid 32419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32419] setpgid(0, 0)               = 0
[pid 32419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32419] write(3, "1000", 4)         = 4
[pid 32419] close(3)                    = 0
[pid 32419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.444676][T32415] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32419] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32419] close(5)                    = 0
[pid 32419] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32422 attached
) = 32422
[pid 32419] tkill(32422, SIGSTOP)       = 0
[pid 32422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32419, si_uid=65534} ---
[pid 32419] exit_group(0 <unfinished ...>
[pid 32422] --- stopped by SIGSTOP ---
[pid 32419] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32422, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32419] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32423 attached
, child_tidptr=0x555556efc5d0) = 32423
[pid 32423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32423] setpgid(0, 0)               = 0
[pid 32423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32423] write(3, "1000", 4)         = 4
[pid 32423] close(3)                    = 0
[pid 32423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.497868][T32419] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32423] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32423] close(5)                    = 0
[pid 32423] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32426 attached
) = 32426
[pid 32423] tkill(32426, SIGSTOP)       = 0
[pid 32426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32423, si_uid=65534} ---
[pid 32423] exit_group(0 <unfinished ...>
[pid 32426] --- stopped by SIGSTOP ---
[pid 32423] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32426, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32423] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32427 attached
, child_tidptr=0x555556efc5d0) = 32427
[pid 32427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32427] setpgid(0, 0)               = 0
[pid 32427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32427] write(3, "1000", 4)         = 4
[pid 32427] close(3)                    = 0
[pid 32427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.547943][T32423] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32427] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32427] close(5)                    = 0
[pid 32427] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32430 attached
) = 32430
[pid 32427] tkill(32430, SIGSTOP)       = 0
[pid 32427] exit_group(0 <unfinished ...>
[pid 32430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32427, si_uid=65534} ---
[pid 32427] <... exit_group resumed>)   = ?
[pid 32430] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32430, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32427] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32431 attached
, child_tidptr=0x555556efc5d0) = 32431
[pid 32431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32431] setpgid(0, 0)               = 0
[pid 32431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32431] write(3, "1000", 4)         = 4
[pid 32431] close(3)                    = 0
[pid 32431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.595917][T32427] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32431] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32431] close(5)                    = 0
[pid 32431] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32434 attached
) = 32434
[pid 32431] tkill(32434, SIGSTOP)       = 0
[pid 32434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32431, si_uid=65534} ---
[pid 32431] exit_group(0 <unfinished ...>
[pid 32434] --- stopped by SIGSTOP ---
[pid 32431] <... exit_group resumed>)   = ?
[pid 32431] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32434, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32435 attached
, child_tidptr=0x555556efc5d0) = 32435
[pid 32435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32435] setpgid(0, 0)               = 0
[pid 32435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32435] write(3, "1000", 4)         = 4
[pid 32435] close(3)                    = 0
[pid 32435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 32435] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32435] close(5)                    = 0
[  279.641528][T32431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32435] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32438 attached
) = 32438
[pid 32435] tkill(32438, SIGSTOP)       = 0
[pid 32438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32435, si_uid=65534} ---
[pid 32435] exit_group(0 <unfinished ...>
[pid 32438] --- stopped by SIGSTOP ---
[pid 32435] <... exit_group resumed>)   = ?
[pid 32435] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32438, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32439 attached
, child_tidptr=0x555556efc5d0) = 32439
[pid 32439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32439] setpgid(0, 0)               = 0
[pid 32439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32439] write(3, "1000", 4)         = 4
[pid 32439] close(3)                    = 0
[pid 32439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.696664][T32435] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32439] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32439] close(5)                    = 0
[pid 32439] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32442 attached
) = 32442
[pid 32439] tkill(32442, SIGSTOP)       = 0
[pid 32439] exit_group(0 <unfinished ...>
[pid 32442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32439, si_uid=65534} ---
[pid 32439] <... exit_group resumed>)   = ?
[pid 32442] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32442, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32439] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32439, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32443 attached
, child_tidptr=0x555556efc5d0) = 32443
[pid 32443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32443] setpgid(0, 0)               = 0
[pid 32443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32443] write(3, "1000", 4)         = 4
[pid 32443] close(3)                    = 0
[pid 32443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.747289][T32439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32443] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32443] close(5)                    = 0
[pid 32443] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32446 attached
) = 32446
[pid 32443] tkill(32446, SIGSTOP)       = 0
[pid 32443] exit_group(0 <unfinished ...>
[pid 32446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32443, si_uid=65534} ---
[pid 32443] <... exit_group resumed>)   = ?
[pid 32443] +++ exited with 0 +++
[pid 32446] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32443, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32447 attached
, child_tidptr=0x555556efc5d0) = 32447
[pid 32447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32447] setpgid(0, 0)               = 0
[pid 32447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32447] write(3, "1000", 4)         = 4
[pid 32447] close(3)                    = 0
[pid 32447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.791735][T32443] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32447] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32447] close(5)                    = 0
[pid 32447] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32450 attached
) = 32450
[pid 32447] tkill(32450, SIGSTOP)       = 0
[pid 32450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32447, si_uid=65534} ---
[pid 32447] exit_group(0 <unfinished ...>
[pid 32450] --- stopped by SIGSTOP ---
[pid 32447] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32450, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32447] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32451 attached
, child_tidptr=0x555556efc5d0) = 32451
[pid 32451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32451] setpgid(0, 0)               = 0
[pid 32451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32451] write(3, "1000", 4)         = 4
[pid 32451] close(3)                    = 0
[pid 32451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.842727][T32447] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32451] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32451] close(5)                    = 0
[pid 32451] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32454 attached
) = 32454
[pid 32451] tkill(32454, SIGSTOP)       = 0
[pid 32454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32451, si_uid=65534} ---
[pid 32451] exit_group(0)               = ?
[pid 32454] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32454, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32451] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32451, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32455 attached
, child_tidptr=0x555556efc5d0) = 32455
[pid 32455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32455] setpgid(0, 0)               = 0
[pid 32455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32455] write(3, "1000", 4)         = 4
[pid 32455] close(3)                    = 0
[pid 32455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.892961][T32451] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32455] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32455] close(5)                    = 0
[pid 32455] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32458 attached
) = 32458
[pid 32455] tkill(32458, SIGSTOP)       = 0
[pid 32458] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32455, si_uid=65534} ---
[pid 32455] exit_group(0 <unfinished ...>
[pid 32458] --- stopped by SIGSTOP ---
[pid 32455] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32458, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 32455] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32455, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32459 attached
, child_tidptr=0x555556efc5d0) = 32459
[pid 32459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32459] setpgid(0, 0)               = 0
[pid 32459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32459] write(3, "1000", 4)         = 4
[pid 32459] close(3)                    = 0
[pid 32459] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32459] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.942578][T32455] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32459] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32459] close(5)                    = 0
[pid 32459] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32462 attached
) = 32462
[pid 32459] tkill(32462, SIGSTOP)       = 0
[pid 32459] exit_group(0 <unfinished ...>
[pid 32462] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32459, si_uid=65534} ---
[pid 32459] <... exit_group resumed>)   = ?
[pid 32462] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32462, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32459] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32459, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32463 attached
, child_tidptr=0x555556efc5d0) = 32463
[pid 32463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32463] setpgid(0, 0)               = 0
[pid 32463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32463] write(3, "1000", 4)         = 4
[pid 32463] close(3)                    = 0
[pid 32463] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32463] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.989114][T32459] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32463] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32463] close(5)                    = 0
[pid 32463] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32466 attached
) = 32466
[pid 32463] tkill(32466, SIGSTOP)       = 0
[pid 32466] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32463, si_uid=65534} ---
[pid 32463] exit_group(0 <unfinished ...>
[pid 32466] --- stopped by SIGSTOP ---
[pid 32463] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32466, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32463] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32463, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32467 attached
, child_tidptr=0x555556efc5d0) = 32467
[pid 32467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32467] setpgid(0, 0)               = 0
[pid 32467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32467] write(3, "1000", 4)         = 4
[pid 32467] close(3)                    = 0
[pid 32467] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32467] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.035202][T32463] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32467] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32467] close(5)                    = 0
[pid 32467] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32470 attached
) = 32470
[pid 32467] tkill(32470, SIGSTOP)       = 0
[pid 32470] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32467, si_uid=65534} ---
[pid 32467] exit_group(0 <unfinished ...>
[pid 32470] --- stopped by SIGSTOP ---
[pid 32467] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32470, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32467] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32467, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32471 attached
, child_tidptr=0x555556efc5d0) = 32471
[pid 32471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32471] setpgid(0, 0)               = 0
[pid 32471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32471] write(3, "1000", 4)         = 4
[pid 32471] close(3)                    = 0
[pid 32471] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32471] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.086935][T32467] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32471] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32471] close(5)                    = 0
[pid 32471] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32474 attached
) = 32474
[pid 32471] tkill(32474, SIGSTOP)       = 0
[pid 32474] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32471, si_uid=65534} ---
[pid 32471] exit_group(0 <unfinished ...>
[pid 32474] --- stopped by SIGSTOP ---
[pid 32471] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32474, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32471] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32471, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32475 attached
, child_tidptr=0x555556efc5d0) = 32475
[pid 32475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32475] setpgid(0, 0)               = 0
[pid 32475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32475] write(3, "1000", 4)         = 4
[pid 32475] close(3)                    = 0
[pid 32475] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32475] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.135864][T32471] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32475] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32475] close(5)                    = 0
[pid 32475] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32478 attached
) = 32478
[pid 32475] tkill(32478, SIGSTOP)       = 0
[pid 32478] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32475, si_uid=65534} ---
[pid 32475] exit_group(0 <unfinished ...>
[pid 32478] --- stopped by SIGSTOP ---
[pid 32475] <... exit_group resumed>)   = ?
[pid 32475] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32478, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32479 attached
, child_tidptr=0x555556efc5d0) = 32479
[pid 32479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32479] setpgid(0, 0)               = 0
[pid 32479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32479] write(3, "1000", 4)         = 4
[pid 32479] close(3)                    = 0
[pid 32479] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32479] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.183041][T32475] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32479] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32479] close(5)                    = 0
[pid 32479] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32482 attached
) = 32482
[pid 32479] tkill(32482, SIGSTOP)       = 0
[pid 32482] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32479, si_uid=65534} ---
[pid 32479] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32482, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32482] --- stopped by SIGSTOP ---
[pid 32479] <... exit_group resumed>)   = ?
[pid 32479] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32479, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32483 attached
, child_tidptr=0x555556efc5d0) = 32483
[pid 32483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32483] setpgid(0, 0)               = 0
[pid 32483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32483] write(3, "1000", 4)         = 4
[pid 32483] close(3)                    = 0
[pid 32483] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32483] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.234800][T32479] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32483] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32483] close(5)                    = 0
[pid 32483] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32486 attached
) = 32486
[pid 32483] tkill(32486, SIGSTOP)       = 0
[pid 32486] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32483, si_uid=65534} ---
[pid 32483] exit_group(0 <unfinished ...>
[pid 32486] --- stopped by SIGSTOP ---
[pid 32483] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32486, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32483] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32483, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32487 attached
, child_tidptr=0x555556efc5d0) = 32487
[pid 32487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32487] setpgid(0, 0)               = 0
[pid 32487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32487] write(3, "1000", 4)         = 4
[pid 32487] close(3)                    = 0
[pid 32487] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32487] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.280153][T32483] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32487] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32487] close(5)                    = 0
[pid 32487] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32490 attached
) = 32490
[pid 32487] tkill(32490, SIGSTOP)       = 0
[pid 32490] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32487, si_uid=65534} ---
[pid 32487] exit_group(0)               = ?
[pid 32490] --- stopped by SIGSTOP ---
[pid 32487] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32490, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32491 attached
, child_tidptr=0x555556efc5d0) = 32491
[pid 32491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32491] setpgid(0, 0)               = 0
[pid 32491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32491] write(3, "1000", 4)         = 4
[pid 32491] close(3)                    = 0
[pid 32491] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32491] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.329585][T32487] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32491] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32491] close(5)                    = 0
[pid 32491] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32494 attached
) = 32494
[pid 32491] tkill(32494, SIGSTOP)       = 0
[pid 32494] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32491, si_uid=65534} ---
[pid 32491] exit_group(0 <unfinished ...>
[pid 32494] --- stopped by SIGSTOP ---
[pid 32491] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32494, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32491] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32491, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32495 attached
, child_tidptr=0x555556efc5d0) = 32495
[pid 32495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32495] setpgid(0, 0)               = 0
[pid 32495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32495] write(3, "1000", 4)         = 4
[pid 32495] close(3)                    = 0
[pid 32495] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32495] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.382400][T32491] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32495] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32495] close(5)                    = 0
[pid 32495] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32498 attached
) = 32498
[pid 32495] tkill(32498, SIGSTOP)       = 0
[pid 32495] exit_group(0 <unfinished ...>
[pid 32498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32495, si_uid=65534} ---
[pid 32495] <... exit_group resumed>)   = ?
[pid 32498] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32498, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32495] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32495, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32499 attached
, child_tidptr=0x555556efc5d0) = 32499
[pid 32499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32499] setpgid(0, 0)               = 0
[pid 32499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32499] write(3, "1000", 4)         = 4
[pid 32499] close(3)                    = 0
[pid 32499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.431592][T32495] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32499] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32499] close(5)                    = 0
[pid 32499] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32502 attached
) = 32502
[pid 32499] tkill(32502, SIGSTOP)       = 0
[pid 32502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32499, si_uid=65534} ---
[pid 32499] exit_group(0 <unfinished ...>
[pid 32502] --- stopped by SIGSTOP ---
[pid 32499] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32502, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32499] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32499, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32503 attached
, child_tidptr=0x555556efc5d0) = 32503
[pid 32503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32503] setpgid(0, 0)               = 0
[pid 32503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32503] write(3, "1000", 4)         = 4
[pid 32503] close(3)                    = 0
[pid 32503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.479566][T32499] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32503] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32503] close(5)                    = 0
[pid 32503] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32506 attached
) = 32506
[pid 32503] tkill(32506, SIGSTOP)       = 0
[pid 32506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32503, si_uid=65534} ---
[pid 32503] exit_group(0)               = ?
[pid 32506] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32506, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32503] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32503, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32507 attached
, child_tidptr=0x555556efc5d0) = 32507
[pid 32507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32507] setpgid(0, 0)               = 0
[pid 32507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32507] write(3, "1000", 4)         = 4
[pid 32507] close(3)                    = 0
[pid 32507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.528212][T32503] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32507] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32507] close(5)                    = 0
[pid 32507] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32510 attached
) = 32510
[pid 32507] tkill(32510, SIGSTOP)       = 0
[pid 32510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32507, si_uid=65534} ---
[pid 32507] exit_group(0 <unfinished ...>
[pid 32510] --- stopped by SIGSTOP ---
[pid 32507] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32510, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32507] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32507, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32511 attached
, child_tidptr=0x555556efc5d0) = 32511
[pid 32511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32511] setpgid(0, 0)               = 0
[pid 32511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32511] write(3, "1000", 4)         = 4
[pid 32511] close(3)                    = 0
[pid 32511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.578555][T32507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32511] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32511] close(5)                    = 0
[pid 32511] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32514 attached
) = 32514
[pid 32511] tkill(32514, SIGSTOP)       = 0
[pid 32511] exit_group(0 <unfinished ...>
[pid 32514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32511, si_uid=65534} ---
[pid 32511] <... exit_group resumed>)   = ?
[pid 32511] +++ exited with 0 +++
[pid 32514] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32511, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32515 attached
, child_tidptr=0x555556efc5d0) = 32515
[pid 32515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32515] setpgid(0, 0)               = 0
[pid 32515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32515] write(3, "1000", 4)         = 4
[pid 32515] close(3)                    = 0
[pid 32515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.629377][T32511] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32515] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32515] close(5)                    = 0
[pid 32515] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32518 attached
) = 32518
[pid 32515] tkill(32518, SIGSTOP)       = 0
[pid 32518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32515, si_uid=65534} ---
[pid 32515] exit_group(0)               = ?
[pid 32518] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32518, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32515] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32515, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32519 attached
, child_tidptr=0x555556efc5d0) = 32519
[pid 32519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32519] setpgid(0, 0)               = 0
[pid 32519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32519] write(3, "1000", 4)         = 4
[pid 32519] close(3)                    = 0
[pid 32519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.676751][T32515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32519] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32519] close(5)                    = 0
[pid 32519] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32522 attached
) = 32522
[pid 32519] tkill(32522, SIGSTOP)       = 0
[pid 32519] exit_group(0 <unfinished ...>
[pid 32522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32519, si_uid=65534} ---
[pid 32519] <... exit_group resumed>)   = ?
[pid 32522] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32522, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32519] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32519, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32523 attached
, child_tidptr=0x555556efc5d0) = 32523
[pid 32523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32523] setpgid(0, 0)               = 0
[pid 32523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32523] write(3, "1000", 4)         = 4
[pid 32523] close(3)                    = 0
[pid 32523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.725338][T32519] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32523] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32523] close(5)                    = 0
[pid 32523] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32526 attached
) = 32526
[pid 32523] tkill(32526, SIGSTOP)       = 0
[pid 32526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32523, si_uid=65534} ---
[pid 32523] exit_group(0 <unfinished ...>
[pid 32526] --- stopped by SIGSTOP ---
[pid 32523] <... exit_group resumed>)   = ?
[pid 32523] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32526, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32527 attached
, child_tidptr=0x555556efc5d0) = 32527
[pid 32527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32527] setpgid(0, 0)               = 0
[pid 32527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32527] write(3, "1000", 4)         = 4
[pid 32527] close(3)                    = 0
[pid 32527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.770922][T32523] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32527] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32527] close(5)                    = 0
[pid 32527] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32530 attached
) = 32530
[pid 32527] tkill(32530, SIGSTOP)       = 0
[pid 32530] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32527, si_uid=65534} ---
[pid 32527] exit_group(0 <unfinished ...>
[pid 32530] --- stopped by SIGSTOP ---
[pid 32527] <... exit_group resumed>)   = ?
[pid 32527] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32530, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32531 attached
, child_tidptr=0x555556efc5d0) = 32531
[pid 32531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32531] setpgid(0, 0)               = 0
[pid 32531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32531] write(3, "1000", 4)         = 4
[pid 32531] close(3)                    = 0
[pid 32531] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32531] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.822503][T32527] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32531] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32531] close(5)                    = 0
[pid 32531] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32534 attached
) = 32534
[pid 32531] tkill(32534, SIGSTOP)       = 0
[pid 32534] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32531, si_uid=65534} ---
[pid 32531] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32534, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32534] --- stopped by SIGSTOP ---
[pid 32531] <... exit_group resumed>)   = ?
[pid 32531] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32531, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32535 attached
, child_tidptr=0x555556efc5d0) = 32535
[pid 32535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32535] setpgid(0, 0)               = 0
[pid 32535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32535] write(3, "1000", 4)         = 4
[pid 32535] close(3)                    = 0
[pid 32535] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32535] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.877593][T32531] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32535] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32535] close(5)                    = 0
[pid 32535] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32538 attached
) = 32538
[pid 32535] tkill(32538, SIGSTOP)       = 0
[pid 32538] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32535, si_uid=65534} ---
[pid 32535] exit_group(0 <unfinished ...>
[pid 32538] --- stopped by SIGSTOP ---
[pid 32535] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32538, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32535] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32535, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32539 attached
, child_tidptr=0x555556efc5d0) = 32539
[pid 32539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32539] setpgid(0, 0)               = 0
[pid 32539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32539] write(3, "1000", 4)         = 4
[pid 32539] close(3)                    = 0
[pid 32539] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32539] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.932588][T32535] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32539] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32539] close(5)                    = 0
[pid 32539] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32542 attached
) = 32542
[pid 32539] tkill(32542, SIGSTOP)       = 0
[pid 32542] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32539, si_uid=65534} ---
[pid 32539] exit_group(0 <unfinished ...>
[pid 32542] --- stopped by SIGSTOP ---
[pid 32539] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32542, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32539] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32539, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32543 attached
, child_tidptr=0x555556efc5d0) = 32543
[pid 32543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32543] setpgid(0, 0)               = 0
[pid 32543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32543] write(3, "1000", 4)         = 4
[pid 32543] close(3)                    = 0
[pid 32543] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32543] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.985631][T32539] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32543] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32543] close(5)                    = 0
[pid 32543] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32546 attached
) = 32546
[pid 32543] tkill(32546, SIGSTOP)       = 0
[pid 32546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32543, si_uid=65534} ---
[pid 32543] exit_group(0 <unfinished ...>
[pid 32546] --- stopped by SIGSTOP ---
[pid 32543] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32546, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32543] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32543, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32547 attached
, child_tidptr=0x555556efc5d0) = 32547
[pid 32547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32547] setpgid(0, 0)               = 0
[pid 32547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32547] write(3, "1000", 4)         = 4
[pid 32547] close(3)                    = 0
[pid 32547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.033183][T32543] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32547] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32547] close(5)                    = 0
[pid 32547] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32550 attached
) = 32550
[pid 32547] tkill(32550, SIGSTOP)       = 0
[pid 32550] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32547, si_uid=65534} ---
[pid 32547] exit_group(0 <unfinished ...>
[pid 32550] --- stopped by SIGSTOP ---
[pid 32547] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32550, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32547] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32547, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32551 attached
, child_tidptr=0x555556efc5d0) = 32551
[pid 32551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32551] setpgid(0, 0)               = 0
[pid 32551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32551] write(3, "1000", 4)         = 4
[pid 32551] close(3)                    = 0
[pid 32551] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32551] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.079712][T32547] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32551] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32551] close(5)                    = 0
[pid 32551] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32554 attached
) = 32554
[pid 32551] tkill(32554, SIGSTOP)       = 0
[pid 32554] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32551, si_uid=65534} ---
[pid 32551] exit_group(0 <unfinished ...>
[pid 32554] --- stopped by SIGSTOP ---
[pid 32551] <... exit_group resumed>)   = ?
[pid 32551] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32554, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32555 attached
, child_tidptr=0x555556efc5d0) = 32555
[pid 32555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32555] setpgid(0, 0)               = 0
[pid 32555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32555] write(3, "1000", 4)         = 4
[pid 32555] close(3)                    = 0
[pid 32555] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32555] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.131034][T32551] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32555] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32555] close(5)                    = 0
[pid 32555] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32558 attached
) = 32558
[pid 32555] tkill(32558, SIGSTOP)       = 0
[pid 32558] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32555, si_uid=65534} ---
[pid 32555] exit_group(0 <unfinished ...>
[pid 32558] --- stopped by SIGSTOP ---
[pid 32555] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32558, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32555] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32555, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32559 attached
, child_tidptr=0x555556efc5d0) = 32559
[pid 32559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32559] setpgid(0, 0)               = 0
[pid 32559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32559] write(3, "1000", 4)         = 4
[pid 32559] close(3)                    = 0
[pid 32559] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32559] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.183169][T32555] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32559] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32559] close(5)                    = 0
[pid 32559] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32562 attached
) = 32562
[pid 32559] tkill(32562, SIGSTOP)       = 0
[pid 32562] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32559, si_uid=65534} ---
[pid 32559] exit_group(0 <unfinished ...>
[pid 32562] --- stopped by SIGSTOP ---
[pid 32559] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32562, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32559] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32559, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32563 attached
, child_tidptr=0x555556efc5d0) = 32563
[pid 32563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32563] setpgid(0, 0)               = 0
[pid 32563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32563] write(3, "1000", 4)         = 4
[pid 32563] close(3)                    = 0
[pid 32563] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32563] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.233781][T32559] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32563] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32563] close(5)                    = 0
[pid 32563] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32566 attached
) = 32566
[pid 32563] tkill(32566, SIGSTOP)       = 0
[pid 32566] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32563, si_uid=65534} ---
[pid 32563] exit_group(0 <unfinished ...>
[pid 32566] --- stopped by SIGSTOP ---
[pid 32563] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32566, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32563] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32563, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32567 attached
, child_tidptr=0x555556efc5d0) = 32567
[pid 32567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32567] setpgid(0, 0)               = 0
[pid 32567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32567] write(3, "1000", 4)         = 4
[pid 32567] close(3)                    = 0
[pid 32567] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32567] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.284568][T32563] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32567] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32567] close(5)                    = 0
[pid 32567] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32570 attached
) = 32570
[pid 32567] tkill(32570, SIGSTOP)       = 0
[pid 32570] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32567, si_uid=65534} ---
[pid 32567] exit_group(0 <unfinished ...>
[pid 32570] --- stopped by SIGSTOP ---
[pid 32567] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32570, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32567] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32567, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32571 attached
, child_tidptr=0x555556efc5d0) = 32571
[pid 32571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32571] setpgid(0, 0)               = 0
[pid 32571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32571] write(3, "1000", 4)         = 4
[pid 32571] close(3)                    = 0
[pid 32571] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32571] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.338454][T32567] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32571] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32571] close(5)                    = 0
[pid 32571] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32574 attached
) = 32574
[pid 32571] tkill(32574, SIGSTOP)       = 0
[pid 32574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32571, si_uid=65534} ---
[pid 32571] exit_group(0 <unfinished ...>
[pid 32574] --- stopped by SIGSTOP ---
[pid 32571] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32574, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32571] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32571, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32575 attached
, child_tidptr=0x555556efc5d0) = 32575
[pid 32575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32575] setpgid(0, 0)               = 0
[pid 32575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32575] write(3, "1000", 4)         = 4
[pid 32575] close(3)                    = 0
[pid 32575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.388184][T32571] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32575] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32575] close(5)                    = 0
[pid 32575] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32578 attached
) = 32578
[pid 32575] tkill(32578, SIGSTOP)       = 0
[pid 32578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32575, si_uid=65534} ---
[pid 32575] exit_group(0)               = ?
[pid 32578] --- stopped by SIGSTOP ---
[pid 32575] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32578, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32579 attached
, child_tidptr=0x555556efc5d0) = 32579
[pid 32579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32579] setpgid(0, 0)               = 0
[pid 32579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32579] write(3, "1000", 4)         = 4
[pid 32579] close(3)                    = 0
[pid 32579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.439135][T32575] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32579] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32579] close(5)                    = 0
[pid 32579] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32582 attached
) = 32582
[pid 32579] tkill(32582, SIGSTOP)       = 0
[pid 32582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32579, si_uid=65534} ---
[pid 32579] exit_group(0 <unfinished ...>
[pid 32582] --- stopped by SIGSTOP ---
[pid 32579] <... exit_group resumed>)   = ?
[pid 32579] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32582, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32583 attached
, child_tidptr=0x555556efc5d0) = 32583
[pid 32583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32583] setpgid(0, 0)               = 0
[pid 32583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32583] write(3, "1000", 4)         = 4
[pid 32583] close(3)                    = 0
[pid 32583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.501970][T32579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32583] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32583] close(5)                    = 0
[pid 32583] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32586 attached
) = 32586
[pid 32583] tkill(32586, SIGSTOP)       = 0
[pid 32586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32583, si_uid=65534} ---
[pid 32583] exit_group(0 <unfinished ...>
[pid 32586] --- stopped by SIGSTOP ---
[pid 32583] <... exit_group resumed>)   = ?
[pid 32583] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32586, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32587 attached
, child_tidptr=0x555556efc5d0) = 32587
[pid 32587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32587] setpgid(0, 0)               = 0
[pid 32587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32587] write(3, "1000", 4)         = 4
[pid 32587] close(3)                    = 0
[pid 32587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.555271][T32583] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32587] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32587] close(5)                    = 0
[pid 32587] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32590 attached
) = 32590
[pid 32587] tkill(32590, SIGSTOP)       = 0
[pid 32587] exit_group(0 <unfinished ...>
[pid 32590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32587, si_uid=65534} ---
[pid 32587] <... exit_group resumed>)   = ?
[pid 32590] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32590, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32587] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32587, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32591 attached
, child_tidptr=0x555556efc5d0) = 32591
[pid 32591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32591] setpgid(0, 0)               = 0
[pid 32591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32591] write(3, "1000", 4)         = 4
[pid 32591] close(3)                    = 0
[pid 32591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.608264][T32587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32591] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32591] close(5)                    = 0
[pid 32591] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32594 attached
) = 32594
[pid 32591] tkill(32594, SIGSTOP)       = 0
[pid 32594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32591, si_uid=65534} ---
[pid 32591] exit_group(0 <unfinished ...>
[pid 32594] --- stopped by SIGSTOP ---
[pid 32591] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32594, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32591] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32591, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32595 attached
, child_tidptr=0x555556efc5d0) = 32595
[pid 32595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32595] setpgid(0, 0)               = 0
[pid 32595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32595] write(3, "1000", 4)         = 4
[pid 32595] close(3)                    = 0
[pid 32595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.659496][T32591] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32595] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32595] close(5)                    = 0
[pid 32595] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32598 attached
) = 32598
[pid 32595] tkill(32598, SIGSTOP)       = 0
[pid 32598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32595, si_uid=65534} ---
[pid 32595] exit_group(0 <unfinished ...>
[pid 32598] --- stopped by SIGSTOP ---
[pid 32595] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32598, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32595] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32595, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32599 attached
, child_tidptr=0x555556efc5d0) = 32599
[pid 32599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32599] setpgid(0, 0)               = 0
[pid 32599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32599] write(3, "1000", 4)         = 4
[pid 32599] close(3)                    = 0
[pid 32599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.712157][T32595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32599] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32599] close(5)                    = 0
[pid 32599] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32602 attached
) = 32602
[pid 32599] tkill(32602, SIGSTOP)       = 0
[pid 32602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32599, si_uid=65534} ---
[pid 32599] exit_group(0 <unfinished ...>
[pid 32602] --- stopped by SIGSTOP ---
[pid 32599] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32602, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32599] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32599, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32603 attached
, child_tidptr=0x555556efc5d0) = 32603
[pid 32603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32603] setpgid(0, 0)               = 0
[pid 32603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32603] write(3, "1000", 4)         = 4
[pid 32603] close(3)                    = 0
[pid 32603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.767642][T32599] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32603] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32603] close(5)                    = 0
[pid 32603] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32606 attached
) = 32606
[pid 32603] tkill(32606, SIGSTOP)       = 0
[pid 32606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32603, si_uid=65534} ---
[pid 32603] exit_group(0 <unfinished ...>
[pid 32606] --- stopped by SIGSTOP ---
[pid 32603] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32606, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32603] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32603, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32607 attached
, child_tidptr=0x555556efc5d0) = 32607
[pid 32607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32607] setpgid(0, 0)               = 0
[pid 32607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32607] write(3, "1000", 4)         = 4
[pid 32607] close(3)                    = 0
[pid 32607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.816837][T32603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32607] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32607] close(5)                    = 0
[pid 32607] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32610 attached
) = 32610
[pid 32607] tkill(32610, SIGSTOP)       = 0
[pid 32610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32607, si_uid=65534} ---
[pid 32607] exit_group(0 <unfinished ...>
[pid 32610] --- stopped by SIGSTOP ---
[pid 32607] <... exit_group resumed>)   = ?
[pid 32607] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32610, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32611 attached
, child_tidptr=0x555556efc5d0) = 32611
[pid 32611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32611] setpgid(0, 0)               = 0
[pid 32611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32611] write(3, "1000", 4)         = 4
[pid 32611] close(3)                    = 0
[pid 32611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.865807][T32607] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32611] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32611] close(5)                    = 0
[pid 32611] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32614 attached
) = 32614
[pid 32611] tkill(32614, SIGSTOP)       = 0
[pid 32614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32611, si_uid=65534} ---
[pid 32611] exit_group(0 <unfinished ...>
[pid 32614] --- stopped by SIGSTOP ---
[pid 32611] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32614, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32611] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32611, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32615 attached
, child_tidptr=0x555556efc5d0) = 32615
[pid 32615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32615] setpgid(0, 0)               = 0
[pid 32615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32615] write(3, "1000", 4)         = 4
[  281.915710][T32611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32615] close(3)                    = 0
[pid 32615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 32615] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32615] close(5)                    = 0
[pid 32615] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32618 attached
) = 32618
[pid 32615] tkill(32618, SIGSTOP)       = 0
[pid 32618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32615, si_uid=65534} ---
[pid 32615] exit_group(0 <unfinished ...>
[pid 32618] --- stopped by SIGSTOP ---
[pid 32615] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32618, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 32615] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32619 attached
, child_tidptr=0x555556efc5d0) = 32619
[pid 32619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32619] setpgid(0, 0)               = 0
[pid 32619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32619] write(3, "1000", 4)         = 4
[pid 32619] close(3)                    = 0
[pid 32619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.962087][T32615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32619] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32619] close(5)                    = 0
[pid 32619] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32622 attached
) = 32622
[pid 32619] tkill(32622, SIGSTOP)       = 0
[pid 32619] exit_group(0 <unfinished ...>
[pid 32622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32619, si_uid=65534} ---
[pid 32619] <... exit_group resumed>)   = ?
[pid 32622] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32622, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32619] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32619, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32623 attached
, child_tidptr=0x555556efc5d0) = 32623
[pid 32623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32623] setpgid(0, 0)               = 0
[pid 32623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32623] write(3, "1000", 4)         = 4
[pid 32623] close(3)                    = 0
[pid 32623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.010460][T32619] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32623] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32623] close(5)                    = 0
[pid 32623] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32626 attached
) = 32626
[pid 32623] tkill(32626, SIGSTOP)       = 0
[pid 32626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32623, si_uid=65534} ---
[pid 32623] exit_group(0 <unfinished ...>
[pid 32626] --- stopped by SIGSTOP ---
[pid 32623] <... exit_group resumed>)   = ?
[pid 32623] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32626, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32627 attached
, child_tidptr=0x555556efc5d0) = 32627
[pid 32627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32627] setpgid(0, 0)               = 0
[pid 32627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32627] write(3, "1000", 4)         = 4
[pid 32627] close(3)                    = 0
[pid 32627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.062193][T32623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32627] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32627] close(5)                    = 0
[pid 32627] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32630 attached
) = 32630
[pid 32627] tkill(32630, SIGSTOP)       = 0
[pid 32630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32627, si_uid=65534} ---
[pid 32627] exit_group(0)               = ?
[pid 32630] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32630, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32627] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32631 attached
, child_tidptr=0x555556efc5d0) = 32631
[pid 32631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32631] setpgid(0, 0)               = 0
[pid 32631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32631] write(3, "1000", 4)         = 4
[pid 32631] close(3)                    = 0
[pid 32631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.117812][T32627] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32631] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32631] close(5)                    = 0
[pid 32631] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32634 attached
) = 32634
[pid 32631] tkill(32634, SIGSTOP)       = 0
[pid 32634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32631, si_uid=65534} ---
[pid 32631] exit_group(0 <unfinished ...>
[pid 32634] --- stopped by SIGSTOP ---
[pid 32631] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32634, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32631] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32631, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32635 attached
, child_tidptr=0x555556efc5d0) = 32635
[pid 32635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32635] setpgid(0, 0)               = 0
[pid 32635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32635] write(3, "1000", 4)         = 4
[pid 32635] close(3)                    = 0
[pid 32635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.168626][T32631] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32635] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32635] close(5)                    = 0
[pid 32635] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32638 attached
) = 32638
[pid 32635] tkill(32638, SIGSTOP)       = 0
[pid 32638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32635, si_uid=65534} ---
[pid 32635] exit_group(0 <unfinished ...>
[pid 32638] --- stopped by SIGSTOP ---
[pid 32635] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32638, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32635] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32635, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32639 attached
, child_tidptr=0x555556efc5d0) = 32639
[pid 32639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32639] setpgid(0, 0)               = 0
[pid 32639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32639] write(3, "1000", 4)         = 4
[pid 32639] close(3)                    = 0
[pid 32639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.216327][T32635] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32639] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32639] close(5)                    = 0
[pid 32639] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32642 attached
) = 32642
[pid 32639] tkill(32642, SIGSTOP)       = 0
[pid 32642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32639, si_uid=65534} ---
[pid 32639] exit_group(0 <unfinished ...>
[pid 32642] --- stopped by SIGSTOP ---
[pid 32639] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32642, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32639] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32639, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32643 attached
, child_tidptr=0x555556efc5d0) = 32643
[pid 32643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32643] setpgid(0, 0)               = 0
[pid 32643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32643] write(3, "1000", 4)         = 4
[pid 32643] close(3)                    = 0
[pid 32643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.269208][T32639] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32643] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32643] close(5)                    = 0
[pid 32643] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32646 attached
) = 32646
[pid 32643] tkill(32646, SIGSTOP)       = 0
[pid 32646] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32643, si_uid=65534} ---
[pid 32643] exit_group(0 <unfinished ...>
[pid 32646] --- stopped by SIGSTOP ---
[pid 32643] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32646, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32643] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32647 attached
, child_tidptr=0x555556efc5d0) = 32647
[pid 32647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32647] setpgid(0, 0)               = 0
[pid 32647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32647] write(3, "1000", 4)         = 4
[pid 32647] close(3)                    = 0
[pid 32647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.321201][T32643] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32647] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32647] close(5)                    = 0
[pid 32647] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32650 attached
) = 32650
[pid 32647] tkill(32650, SIGSTOP)       = 0
[pid 32650] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32647, si_uid=65534} ---
[pid 32650] --- stopped by SIGSTOP ---
[pid 32647] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32650, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32647] <... exit_group resumed>)   = ?
[pid 32647] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32647, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32651 attached
, child_tidptr=0x555556efc5d0) = 32651
[pid 32651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32651] setpgid(0, 0)               = 0
[pid 32651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32651] write(3, "1000", 4)         = 4
[pid 32651] close(3)                    = 0
[pid 32651] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32651] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.377466][T32647] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32651] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32651] close(5)                    = 0
[pid 32651] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32654 attached
) = 32654
[pid 32651] tkill(32654, SIGSTOP)       = 0
[pid 32654] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32651, si_uid=65534} ---
[pid 32651] exit_group(0)               = ?
[pid 32654] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32654, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32651] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32651, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32655 attached
, child_tidptr=0x555556efc5d0) = 32655
[pid 32655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32655] setpgid(0, 0)               = 0
[pid 32655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32655] write(3, "1000", 4)         = 4
[pid 32655] close(3)                    = 0
[pid 32655] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32655] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.429676][T32651] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32655] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32655] close(5)                    = 0
[pid 32655] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32658 attached
) = 32658
[pid 32655] tkill(32658, SIGSTOP)       = 0
[pid 32658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32655, si_uid=65534} ---
[pid 32655] exit_group(0 <unfinished ...>
[pid 32658] --- stopped by SIGSTOP ---
[pid 32655] <... exit_group resumed>)   = ?
[pid 32655] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32658, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32659 attached
, child_tidptr=0x555556efc5d0) = 32659
[pid 32659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32659] setpgid(0, 0)               = 0
[pid 32659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32659] write(3, "1000", 4)         = 4
[pid 32659] close(3)                    = 0
[pid 32659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.480321][T32655] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32659] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32659] close(5)                    = 0
[pid 32659] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32662 attached
) = 32662
[pid 32659] tkill(32662, SIGSTOP)       = 0
[pid 32662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32659, si_uid=65534} ---
[pid 32659] exit_group(0)               = ?
[pid 32662] --- stopped by SIGSTOP ---
[pid 32659] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32662, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32663 attached
, child_tidptr=0x555556efc5d0) = 32663
[pid 32663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32663] setpgid(0, 0)               = 0
[pid 32663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32663] write(3, "1000", 4)         = 4
[pid 32663] close(3)                    = 0
[pid 32663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.533302][T32659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32663] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32663] close(5)                    = 0
[pid 32663] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32666 attached
) = 32666
[pid 32663] tkill(32666, SIGSTOP)       = 0
[pid 32666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32663, si_uid=65534} ---
[pid 32663] exit_group(0 <unfinished ...>
[pid 32666] --- stopped by SIGSTOP ---
[pid 32663] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32666, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32663] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32663, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32667 attached
, child_tidptr=0x555556efc5d0) = 32667
[pid 32667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32667] setpgid(0, 0)               = 0
[pid 32667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32667] write(3, "1000", 4)         = 4
[pid 32667] close(3)                    = 0
[pid 32667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.596732][T32663] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32667] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32667] close(5)                    = 0
[pid 32667] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32670 attached
) = 32670
[pid 32667] tkill(32670, SIGSTOP)       = 0
[pid 32670] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32667, si_uid=65534} ---
[pid 32667] exit_group(0 <unfinished ...>
[pid 32670] --- stopped by SIGSTOP ---
[pid 32667] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32670, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32667] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32667, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32671 attached
, child_tidptr=0x555556efc5d0) = 32671
[pid 32671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32671] setpgid(0, 0)               = 0
[pid 32671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32671] write(3, "1000", 4)         = 4
[pid 32671] close(3)                    = 0
[pid 32671] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32671] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.646509][T32667] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32671] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32671] close(5)                    = 0
[pid 32671] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32674 attached
) = 32674
[pid 32671] tkill(32674, SIGSTOP)       = 0
[pid 32674] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32671, si_uid=65534} ---
[pid 32671] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32674, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32674] --- stopped by SIGSTOP ---
[pid 32671] <... exit_group resumed>)   = ?
[pid 32671] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32671, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32675 attached
, child_tidptr=0x555556efc5d0) = 32675
[pid 32675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32675] setpgid(0, 0)               = 0
[pid 32675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32675] write(3, "1000", 4)         = 4
[pid 32675] close(3)                    = 0
[pid 32675] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32675] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.696236][T32671] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32675] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32675] close(5)                    = 0
[pid 32675] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32678 attached
) = 32678
[pid 32675] tkill(32678, SIGSTOP)       = 0
[pid 32678] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32675, si_uid=65534} ---
[pid 32675] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32678, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32678] --- stopped by SIGSTOP ---
[pid 32675] <... exit_group resumed>)   = ?
[pid 32675] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32675, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32679 attached
, child_tidptr=0x555556efc5d0) = 32679
[pid 32679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32679] setpgid(0, 0)               = 0
[pid 32679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32679] write(3, "1000", 4)         = 4
[pid 32679] close(3)                    = 0
[pid 32679] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32679] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.747908][T32675] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32679] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32679] close(5)                    = 0
[pid 32679] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32682 attached
) = 32682
[pid 32679] tkill(32682, SIGSTOP)       = 0
[pid 32682] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32679, si_uid=65534} ---
[pid 32679] exit_group(0 <unfinished ...>
[pid 32682] --- stopped by SIGSTOP ---
[pid 32679] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32682, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32679] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32679, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32683 attached
, child_tidptr=0x555556efc5d0) = 32683
[pid 32683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32683] setpgid(0, 0)               = 0
[pid 32683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32683] write(3, "1000", 4)         = 4
[pid 32683] close(3)                    = 0
[pid 32683] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32683] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.799654][T32679] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32683] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32683] close(5)                    = 0
[pid 32683] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32686 attached
) = 32686
[pid 32683] tkill(32686, SIGSTOP)       = 0
[pid 32686] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32683, si_uid=65534} ---
[pid 32683] exit_group(0)               = ?
[pid 32686] --- stopped by SIGSTOP ---
[pid 32683] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32686, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32687 attached
, child_tidptr=0x555556efc5d0) = 32687
[pid 32687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32687] setpgid(0, 0)               = 0
[pid 32687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32687] write(3, "1000", 4)         = 4
[pid 32687] close(3)                    = 0
[pid 32687] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32687] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.850453][T32683] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32687] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32687] close(5)                    = 0
[pid 32687] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32690 attached
) = 32690
[pid 32687] tkill(32690, SIGSTOP)       = 0
[pid 32690] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32687, si_uid=65534} ---
[pid 32687] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32690, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32690] --- stopped by SIGSTOP ---
[pid 32687] <... exit_group resumed>)   = ?
[pid 32687] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32687, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32691 attached
, child_tidptr=0x555556efc5d0) = 32691
[pid 32691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32691] setpgid(0, 0)               = 0
[pid 32691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32691] write(3, "1000", 4)         = 4
[pid 32691] close(3)                    = 0
[pid 32691] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32691] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.907867][T32687] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32691] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32691] close(5)                    = 0
[pid 32691] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32694 attached
) = 32694
[pid 32691] tkill(32694, SIGSTOP)       = 0
[pid 32694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32691, si_uid=65534} ---
[pid 32691] exit_group(0 <unfinished ...>
[pid 32694] --- stopped by SIGSTOP ---
[pid 32691] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32694, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32691] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32691, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32695 attached
, child_tidptr=0x555556efc5d0) = 32695
[pid 32695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32695] setpgid(0, 0)               = 0
[pid 32695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32695] write(3, "1000", 4)         = 4
[pid 32695] close(3)                    = 0
[pid 32695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.958588][T32691] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32695] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32695] close(5)                    = 0
[pid 32695] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32698 attached
) = 32698
[pid 32695] tkill(32698, SIGSTOP)       = 0
[pid 32698] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32695, si_uid=65534} ---
[pid 32695] exit_group(0 <unfinished ...>
[pid 32698] --- stopped by SIGSTOP ---
[pid 32695] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32698, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32695] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32695, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32699 attached
, child_tidptr=0x555556efc5d0) = 32699
[pid 32699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32699] setpgid(0, 0)               = 0
[pid 32699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32699] write(3, "1000", 4)         = 4
[pid 32699] close(3)                    = 0
[pid 32699] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32699] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.019356][T32695] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32699] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32699] close(5)                    = 0
[pid 32699] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32702 attached
) = 32702
[pid 32699] tkill(32702, SIGSTOP)       = 0
[pid 32702] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32699, si_uid=65534} ---
[pid 32699] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32702, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32702] --- stopped by SIGSTOP ---
[pid 32699] <... exit_group resumed>)   = ?
[pid 32699] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32699, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32703 attached
, child_tidptr=0x555556efc5d0) = 32703
[pid 32703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32703] setpgid(0, 0)               = 0
[pid 32703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32703] write(3, "1000", 4)         = 4
[pid 32703] close(3)                    = 0
[pid 32703] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32703] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.074638][T32699] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32703] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32703] close(5)                    = 0
[pid 32703] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32706 attached
) = 32706
[pid 32703] tkill(32706, SIGSTOP)       = 0
[pid 32706] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32703, si_uid=65534} ---
[pid 32703] exit_group(0 <unfinished ...>
[pid 32706] --- stopped by SIGSTOP ---
[pid 32703] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32706, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32703] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32703, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32707 attached
, child_tidptr=0x555556efc5d0) = 32707
[pid 32707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32707] setpgid(0, 0)               = 0
[pid 32707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32707] write(3, "1000", 4)         = 4
[pid 32707] close(3)                    = 0
[pid 32707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.126440][T32703] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32707] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32707] close(5)                    = 0
[pid 32707] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32710 attached
) = 32710
[pid 32707] tkill(32710, SIGSTOP)       = 0
[pid 32710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32707, si_uid=65534} ---
[pid 32707] exit_group(0 <unfinished ...>
[pid 32710] --- stopped by SIGSTOP ---
[pid 32707] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32710, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32707] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32707, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32711 attached
, child_tidptr=0x555556efc5d0) = 32711
[pid 32711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32711] setpgid(0, 0)               = 0
[pid 32711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32711] write(3, "1000", 4)         = 4
[pid 32711] close(3)                    = 0
[pid 32711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.176774][T32707] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32711] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32711] close(5)                    = 0
[pid 32711] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32714 attached
) = 32714
[pid 32711] tkill(32714, SIGSTOP)       = 0
[pid 32711] exit_group(0 <unfinished ...>
[pid 32714] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32711, si_uid=65534} ---
[pid 32711] <... exit_group resumed>)   = ?
[pid 32714] --- stopped by SIGSTOP ---
[pid 32711] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32714, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32715 attached
, child_tidptr=0x555556efc5d0) = 32715
[pid 32715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32715] setpgid(0, 0)               = 0
[pid 32715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32715] write(3, "1000", 4)         = 4
[pid 32715] close(3)                    = 0
[pid 32715] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32715] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.227697][T32711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32715] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32715] close(5)                    = 0
[pid 32715] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32718 attached
) = 32718
[pid 32715] tkill(32718, SIGSTOP)       = 0
[pid 32718] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32715, si_uid=65534} ---
[pid 32715] exit_group(0 <unfinished ...>
[pid 32718] --- stopped by SIGSTOP ---
[pid 32715] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32718, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32715] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32715, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32719 attached
, child_tidptr=0x555556efc5d0) = 32719
[pid 32719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32719] setpgid(0, 0)               = 0
[pid 32719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32719] write(3, "1000", 4)         = 4
[pid 32719] close(3)                    = 0
[pid 32719] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32719] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.282066][T32715] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32719] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32719] close(5)                    = 0
[pid 32719] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32722 attached
) = 32722
[pid 32719] tkill(32722, SIGSTOP)       = 0
[pid 32722] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32719, si_uid=65534} ---
[pid 32719] exit_group(0 <unfinished ...>
[pid 32722] --- stopped by SIGSTOP ---
[pid 32719] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32722, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32719] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32719, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32723 attached
, child_tidptr=0x555556efc5d0) = 32723
[pid 32723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32723] setpgid(0, 0)               = 0
[pid 32723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32723] write(3, "1000", 4)         = 4
[pid 32723] close(3)                    = 0
[pid 32723] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32723] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.328930][T32719] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32723] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32723] close(5)                    = 0
[pid 32723] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32726 attached
) = 32726
[pid 32723] tkill(32726, SIGSTOP)       = 0
[pid 32726] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32723, si_uid=65534} ---
[pid 32723] exit_group(0)               = ?
[pid 32726] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32726, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32723] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32723, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32727 attached
, child_tidptr=0x555556efc5d0) = 32727
[pid 32727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32727] setpgid(0, 0)               = 0
[pid 32727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32727] write(3, "1000", 4)         = 4
[pid 32727] close(3)                    = 0
[pid 32727] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32727] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.381095][T32723] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32727] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32727] close(5)                    = 0
[pid 32727] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32730 attached
) = 32730
[pid 32727] tkill(32730, SIGSTOP)       = 0
[pid 32730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32727, si_uid=65534} ---
[pid 32727] exit_group(0 <unfinished ...>
[pid 32730] --- stopped by SIGSTOP ---
[pid 32727] <... exit_group resumed>)   = ?
[pid 32727] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32730, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32731 attached
, child_tidptr=0x555556efc5d0) = 32731
[pid 32731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32731] setpgid(0, 0)               = 0
[pid 32731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32731] write(3, "1000", 4)         = 4
[pid 32731] close(3)                    = 0
[pid 32731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.432645][T32727] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32731] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32731] close(5)                    = 0
[pid 32731] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32734 attached
) = 32734
[pid 32731] tkill(32734, SIGSTOP)       = 0
[pid 32734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32731, si_uid=65534} ---
[pid 32731] exit_group(0 <unfinished ...>
[pid 32734] --- stopped by SIGSTOP ---
[pid 32731] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32734, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32731] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32731, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32735 attached
, child_tidptr=0x555556efc5d0) = 32735
[pid 32735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32735] setpgid(0, 0)               = 0
[pid 32735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32735] write(3, "1000", 4)         = 4
[pid 32735] close(3)                    = 0
[pid 32735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.488313][T32731] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32735] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32735] close(5)                    = 0
[pid 32735] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32738 attached
) = 32738
[pid 32735] tkill(32738, SIGSTOP)       = 0
[pid 32738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32735, si_uid=65534} ---
[pid 32735] exit_group(0 <unfinished ...>
[pid 32738] --- stopped by SIGSTOP ---
[pid 32735] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32738, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32735] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32735, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32739 attached
, child_tidptr=0x555556efc5d0) = 32739
[pid 32739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32739] setpgid(0, 0)               = 0
[pid 32739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32739] write(3, "1000", 4)         = 4
[pid 32739] close(3)                    = 0
[pid 32739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.537665][T32735] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32739] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32739] close(5)                    = 0
[pid 32739] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32742 attached
) = 32742
[pid 32739] tkill(32742, SIGSTOP)       = 0
[pid 32742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32739, si_uid=65534} ---
[pid 32739] exit_group(0 <unfinished ...>
[pid 32742] --- stopped by SIGSTOP ---
[pid 32739] <... exit_group resumed>)   = ?
[pid 32739] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32742, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32743 attached
, child_tidptr=0x555556efc5d0) = 32743
[pid 32743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32743] setpgid(0, 0)               = 0
[pid 32743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32743] write(3, "1000", 4)         = 4
[pid 32743] close(3)                    = 0
[pid 32743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.592543][T32739] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32743] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32743] close(5)                    = 0
[pid 32743] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32746 attached
) = 32746
[pid 32743] tkill(32746, SIGSTOP)       = 0
[pid 32746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32743, si_uid=65534} ---
[pid 32743] exit_group(0 <unfinished ...>
[pid 32746] --- stopped by SIGSTOP ---
[pid 32743] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32746, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32743] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32743, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32747 attached
, child_tidptr=0x555556efc5d0) = 32747
[pid 32747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32747] setpgid(0, 0)               = 0
[pid 32747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32747] write(3, "1000", 4)         = 4
[pid 32747] close(3)                    = 0
[pid 32747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.648579][T32743] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32747] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32747] close(5)                    = 0
[pid 32747] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32750 attached
) = 32750
[pid 32747] tkill(32750, SIGSTOP)       = 0
[pid 32750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32747, si_uid=65534} ---
[pid 32747] exit_group(0 <unfinished ...>
[pid 32750] --- stopped by SIGSTOP ---
[pid 32747] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32750, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32747] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32747, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32751 attached
, child_tidptr=0x555556efc5d0) = 32751
[pid 32751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32751] setpgid(0, 0)               = 0
[pid 32751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32751] write(3, "1000", 4)         = 4
[pid 32751] close(3)                    = 0
[pid 32751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.707320][T32747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32751] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32751] close(5)                    = 0
[pid 32751] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32754 attached
) = 32754
[pid 32751] tkill(32754, SIGSTOP)       = 0
[pid 32754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32751, si_uid=65534} ---
[pid 32751] exit_group(0 <unfinished ...>
[pid 32754] --- stopped by SIGSTOP ---
[pid 32751] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32754, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 32751] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32751, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32755 attached
, child_tidptr=0x555556efc5d0) = 32755
[pid 32755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32755] setpgid(0, 0)               = 0
[pid 32755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32755] write(3, "1000", 4)         = 4
[pid 32755] close(3)                    = 0
[pid 32755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.760452][T32751] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32755] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32755] close(5)                    = 0
[pid 32755] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32758 attached
) = 32758
[pid 32755] tkill(32758, SIGSTOP)       = 0
[pid 32758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32755, si_uid=65534} ---
[pid 32755] exit_group(0 <unfinished ...>
[pid 32758] --- stopped by SIGSTOP ---
[pid 32755] <... exit_group resumed>)   = ?
[pid 32755] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32758, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32759 attached
, child_tidptr=0x555556efc5d0) = 32759
[pid 32759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32759] setpgid(0, 0)               = 0
[pid 32759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32759] write(3, "1000", 4)         = 4
[pid 32759] close(3)                    = 0
[pid 32759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.812009][T32755] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32759] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32759] close(5)                    = 0
[pid 32759] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32762 attached
) = 32762
[pid 32759] tkill(32762, SIGSTOP)       = 0
[pid 32762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32759, si_uid=65534} ---
[pid 32759] exit_group(0)               = ?
[pid 32762] --- stopped by SIGSTOP ---
[pid 32759] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32762, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32763 attached
, child_tidptr=0x555556efc5d0) = 32763
[pid 32763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32763] setpgid(0, 0)               = 0
[pid 32763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32763] write(3, "1000", 4)         = 4
[pid 32763] close(3)                    = 0
[pid 32763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.868293][T32759] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32763] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32763] close(5)                    = 0
[pid 32763] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 32766 attached
) = 32766
[pid 32763] tkill(32766, SIGSTOP)       = 0
[pid 32766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32763, si_uid=65534} ---
[pid 32763] exit_group(0)               = ?
[pid 32766] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=32766, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 32763] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32763, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32767 attached
, child_tidptr=0x555556efc5d0) = 32767
[pid 32767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 32767] setpgid(0, 0)               = 0
[pid 32767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 32767] write(3, "1000", 4)         = 4
[pid 32767] close(3)                    = 0
[pid 32767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 32767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.933253][T32763] vhci_hcd vhci_hcd.0: port 0 already used
[pid 32767] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid 32767] close(5)                    = 0
[pid 32767] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 302 attached
) = 302
[pid 32767] tkill(302, SIGSTOP)         = 0
[pid   302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=32767, si_uid=65534} ---
[pid 32767] exit_group(0 <unfinished ...>
[pid   302] --- stopped by SIGSTOP ---
[pid 32767] <... exit_group resumed>)   = ?
[pid 32767] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=302, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 303 attached
, child_tidptr=0x555556efc5d0) = 303
[pid   303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   303] setpgid(0, 0)               = 0
[pid   303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   303] write(3, "1000", 4)         = 4
[pid   303] close(3)                    = 0
[pid   303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.983386][T32767] vhci_hcd vhci_hcd.0: port 0 already used
[pid   303] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   303] close(5)                    = 0
[pid   303] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 306 attached
) = 306
[pid   303] tkill(306, SIGSTOP)         = 0
[pid   306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=303, si_uid=65534} ---
[pid   303] exit_group(0 <unfinished ...>
[pid   306] --- stopped by SIGSTOP ---
[pid   303] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=306, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   303] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 307 attached
, child_tidptr=0x555556efc5d0) = 307
[pid   307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   307] setpgid(0, 0)               = 0
[pid   307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   307] write(3, "1000", 4)         = 4
[pid   307] close(3)                    = 0
[pid   307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.038726][  T303] vhci_hcd vhci_hcd.0: port 0 already used
[pid   307] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   307] close(5)                    = 0
[pid   307] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 310 attached
) = 310
[pid   307] tkill(310, SIGSTOP)         = 0
[pid   310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=307, si_uid=65534} ---
[pid   307] exit_group(0 <unfinished ...>
[pid   310] --- stopped by SIGSTOP ---
[pid   307] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=310, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   307] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 311 attached
, child_tidptr=0x555556efc5d0) = 311
[pid   311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   311] setpgid(0, 0)               = 0
[pid   311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   311] write(3, "1000", 4)         = 4
[pid   311] close(3)                    = 0
[pid   311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.089658][  T307] vhci_hcd vhci_hcd.0: port 0 already used
[pid   311] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   311] close(5)                    = 0
[pid   311] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 314 attached
) = 314
[pid   311] tkill(314, SIGSTOP)         = 0
[pid   314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=311, si_uid=65534} ---
[pid   311] exit_group(0 <unfinished ...>
[pid   314] --- stopped by SIGSTOP ---
[pid   311] <... exit_group resumed>)   = ?
[pid   311] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=314, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 315 attached
, child_tidptr=0x555556efc5d0) = 315
[pid   315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   315] setpgid(0, 0)               = 0
[pid   315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   315] write(3, "1000", 4)         = 4
[pid   315] close(3)                    = 0
[pid   315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.143993][  T311] vhci_hcd vhci_hcd.0: port 0 already used
[pid   315] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   315] close(5)                    = 0
[pid   315] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 318 attached
) = 318
[pid   315] tkill(318, SIGSTOP)         = 0
[pid   318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=315, si_uid=65534} ---
[pid   315] exit_group(0 <unfinished ...>
[pid   318] --- stopped by SIGSTOP ---
[pid   315] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=318, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   315] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 319 attached
, child_tidptr=0x555556efc5d0) = 319
[pid   319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   319] setpgid(0, 0)               = 0
[pid   319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   319] write(3, "1000", 4)         = 4
[pid   319] close(3)                    = 0
[pid   319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.201361][  T315] vhci_hcd vhci_hcd.0: port 0 already used
[pid   319] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   319] close(5)                    = 0
[pid   319] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 322 attached
) = 322
[pid   319] tkill(322, SIGSTOP)         = 0
[pid   322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=319, si_uid=65534} ---
[pid   319] exit_group(0 <unfinished ...>
[pid   322] --- stopped by SIGSTOP ---
[pid   319] <... exit_group resumed>)   = ?
[pid   319] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=322, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 323 attached
, child_tidptr=0x555556efc5d0) = 323
[pid   323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   323] setpgid(0, 0)               = 0
[pid   323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   323] write(3, "1000", 4)         = 4
[pid   323] close(3)                    = 0
[pid   323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  284.252386][  T319] vhci_hcd vhci_hcd.0: port 0 already used
[pid   323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid   323] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   323] close(5)                    = 0
[pid   323] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 326 attached
) = 326
[pid   323] tkill(326, SIGSTOP)         = 0
[pid   323] exit_group(0 <unfinished ...>
[pid   326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=323, si_uid=65534} ---
[pid   323] <... exit_group resumed>)   = ?
[pid   326] --- stopped by SIGSTOP ---
[pid   323] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=326, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 327 attached
, child_tidptr=0x555556efc5d0) = 327
[pid   327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   327] setpgid(0, 0)               = 0
[pid   327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   327] write(3, "1000", 4)         = 4
[pid   327] close(3)                    = 0
[pid   327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.305187][  T323] vhci_hcd vhci_hcd.0: port 0 already used
[pid   327] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   327] close(5)                    = 0
[pid   327] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 330 attached
) = 330
[pid   327] tkill(330, SIGSTOP)         = 0
[pid   330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=327, si_uid=65534} ---
[pid   327] exit_group(0 <unfinished ...>
[pid   330] --- stopped by SIGSTOP ---
[pid   327] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=330, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   327] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 331 attached
, child_tidptr=0x555556efc5d0) = 331
[pid   331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   331] setpgid(0, 0)               = 0
[pid   331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   331] write(3, "1000", 4)         = 4
[pid   331] close(3)                    = 0
[pid   331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.354969][  T327] vhci_hcd vhci_hcd.0: port 0 already used
[pid   331] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   331] close(5)                    = 0
[pid   331] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 334 attached
) = 334
[pid   331] tkill(334, SIGSTOP)         = 0
[pid   331] exit_group(0 <unfinished ...>
[pid   334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=331, si_uid=65534} ---
[pid   331] <... exit_group resumed>)   = ?
[pid   334] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=334, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   331] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 335 attached
, child_tidptr=0x555556efc5d0) = 335
[pid   335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   335] setpgid(0, 0)               = 0
[pid   335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   335] write(3, "1000", 4)         = 4
[pid   335] close(3)                    = 0
[pid   335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.400188][  T331] vhci_hcd vhci_hcd.0: port 0 already used
[pid   335] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   335] close(5)                    = 0
[pid   335] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 338 attached
) = 338
[pid   335] tkill(338, SIGSTOP)         = 0
[pid   338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=335, si_uid=65534} ---
[pid   335] exit_group(0 <unfinished ...>
[pid   338] --- stopped by SIGSTOP ---
[pid   335] <... exit_group resumed>)   = ?
[pid   335] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=338, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 339 attached
, child_tidptr=0x555556efc5d0) = 339
[pid   339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   339] setpgid(0, 0)               = 0
[pid   339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   339] write(3, "1000", 4)         = 4
[pid   339] close(3)                    = 0
[pid   339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.448119][  T335] vhci_hcd vhci_hcd.0: port 0 already used
[pid   339] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   339] close(5)                    = 0
[pid   339] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 342 attached
) = 342
[pid   339] tkill(342, SIGSTOP)         = 0
[pid   342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=339, si_uid=65534} ---
[pid   339] exit_group(0 <unfinished ...>
[pid   342] --- stopped by SIGSTOP ---
[pid   339] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=342, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   339] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 343 attached
, child_tidptr=0x555556efc5d0) = 343
[pid   343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   343] setpgid(0, 0)               = 0
[pid   343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   343] write(3, "1000", 4)         = 4
[pid   343] close(3)                    = 0
[pid   343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.500616][  T339] vhci_hcd vhci_hcd.0: port 0 already used
[pid   343] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   343] close(5)                    = 0
[pid   343] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 346 attached
) = 346
[pid   343] tkill(346, SIGSTOP)         = 0
[pid   343] exit_group(0 <unfinished ...>
[pid   346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=343, si_uid=65534} ---
[pid   343] <... exit_group resumed>)   = ?
[pid   346] --- stopped by SIGSTOP ---
[pid   343] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=346, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 347 attached
, child_tidptr=0x555556efc5d0) = 347
[pid   347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   347] setpgid(0, 0)               = 0
[pid   347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   347] write(3, "1000", 4)         = 4
[pid   347] close(3)                    = 0
[pid   347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.549603][  T343] vhci_hcd vhci_hcd.0: port 0 already used
[pid   347] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   347] close(5)                    = 0
[pid   347] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 350 attached
) = 350
[pid   347] tkill(350, SIGSTOP)         = 0
[pid   350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=347, si_uid=65534} ---
[pid   347] exit_group(0 <unfinished ...>
[pid   350] --- stopped by SIGSTOP ---
[pid   347] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=350, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   347] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 351 attached
, child_tidptr=0x555556efc5d0) = 351
[pid   351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   351] setpgid(0, 0)               = 0
[pid   351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   351] write(3, "1000", 4)         = 4
[pid   351] close(3)                    = 0
[pid   351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.602799][  T347] vhci_hcd vhci_hcd.0: port 0 already used
[pid   351] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   351] close(5)                    = 0
[pid   351] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 354 attached
) = 354
[pid   351] tkill(354, SIGSTOP)         = 0
[pid   354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=351, si_uid=65534} ---
[pid   351] exit_group(0 <unfinished ...>
[pid   354] --- stopped by SIGSTOP ---
[pid   351] <... exit_group resumed>)   = ?
[pid   351] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=354, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 355 attached
, child_tidptr=0x555556efc5d0) = 355
[pid   355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   355] setpgid(0, 0)               = 0
[pid   355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   355] write(3, "1000", 4)         = 4
[pid   355] close(3)                    = 0
[pid   355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.662669][  T351] vhci_hcd vhci_hcd.0: port 0 already used
[pid   355] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   355] close(5)                    = 0
[pid   355] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 358 attached
) = 358
[pid   355] tkill(358, SIGSTOP)         = 0
[pid   358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=355, si_uid=65534} ---
[pid   355] exit_group(0 <unfinished ...>
[pid   358] --- stopped by SIGSTOP ---
[pid   355] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=358, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   355] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 359 attached
, child_tidptr=0x555556efc5d0) = 359
[pid   359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   359] setpgid(0, 0)               = 0
[pid   359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   359] write(3, "1000", 4)         = 4
[pid   359] close(3)                    = 0
[pid   359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.718282][  T355] vhci_hcd vhci_hcd.0: port 0 already used
[pid   359] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   359] close(5)                    = 0
[pid   359] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 362 attached
) = 362
[pid   359] tkill(362, SIGSTOP)         = 0
[pid   362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=359, si_uid=65534} ---
[pid   359] exit_group(0 <unfinished ...>
[pid   362] --- stopped by SIGSTOP ---
[pid   359] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=362, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   359] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 363 attached
, child_tidptr=0x555556efc5d0) = 363
[pid   363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   363] setpgid(0, 0)               = 0
[pid   363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   363] write(3, "1000", 4)         = 4
[pid   363] close(3)                    = 0
[pid   363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.770549][  T359] vhci_hcd vhci_hcd.0: port 0 already used
[pid   363] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   363] close(5)                    = 0
[pid   363] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 366 attached
) = 366
[pid   363] tkill(366, SIGSTOP)         = 0
[pid   366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=363, si_uid=65534} ---
[pid   363] exit_group(0)               = ?
[pid   366] --- stopped by SIGSTOP ---
[pid   363] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=366, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 367 attached
, child_tidptr=0x555556efc5d0) = 367
[pid   367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   367] setpgid(0, 0)               = 0
[pid   367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   367] write(3, "1000", 4)         = 4
[pid   367] close(3)                    = 0
[pid   367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.821522][  T363] vhci_hcd vhci_hcd.0: port 0 already used
[pid   367] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   367] close(5)                    = 0
[pid   367] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 370 attached
) = 370
[pid   367] tkill(370, SIGSTOP)         = 0
[pid   370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=367, si_uid=65534} ---
[pid   367] exit_group(0 <unfinished ...>
[pid   370] --- stopped by SIGSTOP ---
[pid   367] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=370, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   367] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 371 attached
, child_tidptr=0x555556efc5d0) = 371
[pid   371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   371] setpgid(0, 0)               = 0
[pid   371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   371] write(3, "1000", 4)         = 4
[pid   371] close(3)                    = 0
[pid   371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.875892][  T367] vhci_hcd vhci_hcd.0: port 0 already used
[pid   371] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   371] close(5)                    = 0
[pid   371] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 374 attached
) = 374
[pid   371] tkill(374, SIGSTOP)         = 0
[pid   374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=371, si_uid=65534} ---
[pid   371] exit_group(0 <unfinished ...>
[pid   374] --- stopped by SIGSTOP ---
[pid   371] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=374, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   371] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 375 attached
, child_tidptr=0x555556efc5d0) = 375
[pid   375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   375] setpgid(0, 0)               = 0
[pid   375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   375] write(3, "1000", 4)         = 4
[pid   375] close(3)                    = 0
[pid   375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.927342][  T371] vhci_hcd vhci_hcd.0: port 0 already used
[pid   375] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   375] close(5)                    = 0
[pid   375] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 378 attached
) = 378
[pid   375] tkill(378, SIGSTOP)         = 0
[pid   378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=375, si_uid=65534} ---
[pid   375] exit_group(0 <unfinished ...>
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=378, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   378] --- stopped by SIGSTOP ---
[pid   375] <... exit_group resumed>)   = ?
[pid   375] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 379 attached
, child_tidptr=0x555556efc5d0) = 379
[pid   379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   379] setpgid(0, 0)               = 0
[pid   379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   379] write(3, "1000", 4)         = 4
[pid   379] close(3)                    = 0
[pid   379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.984340][  T375] vhci_hcd vhci_hcd.0: port 0 already used
[pid   379] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   379] close(5)                    = 0
[pid   379] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 382 attached
) = 382
[pid   379] tkill(382, SIGSTOP)         = 0
[pid   382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=379, si_uid=65534} ---
[pid   379] exit_group(0 <unfinished ...>
[pid   382] --- stopped by SIGSTOP ---
[pid   379] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=382, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   379] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 383 attached
, child_tidptr=0x555556efc5d0) = 383
[pid   383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   383] setpgid(0, 0)               = 0
[pid   383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   383] write(3, "1000", 4)         = 4
[pid   383] close(3)                    = 0
[pid   383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.042687][  T379] vhci_hcd vhci_hcd.0: port 0 already used
[pid   383] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   383] close(5)                    = 0
[pid   383] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 386 attached
) = 386
[pid   383] tkill(386, SIGSTOP)         = 0
[pid   386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=383, si_uid=65534} ---
[pid   383] exit_group(0 <unfinished ...>
[pid   386] --- stopped by SIGSTOP ---
[pid   383] <... exit_group resumed>)   = ?
[pid   383] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=386, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 387 attached
, child_tidptr=0x555556efc5d0) = 387
[pid   387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   387] setpgid(0, 0)               = 0
[pid   387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   387] write(3, "1000", 4)         = 4
[pid   387] close(3)                    = 0
[pid   387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.091532][  T383] vhci_hcd vhci_hcd.0: port 0 already used
[pid   387] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   387] close(5)                    = 0
[pid   387] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 390 attached
) = 390
[pid   387] tkill(390, SIGSTOP)         = 0
[pid   390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=387, si_uid=65534} ---
[pid   387] exit_group(0 <unfinished ...>
[pid   390] --- stopped by SIGSTOP ---
[pid   387] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=390, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   387] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 391 attached
, child_tidptr=0x555556efc5d0) = 391
[pid   391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   391] setpgid(0, 0)               = 0
[pid   391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   391] write(3, "1000", 4)         = 4
[pid   391] close(3)                    = 0
[pid   391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.149856][  T387] vhci_hcd vhci_hcd.0: port 0 already used
[pid   391] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   391] close(5)                    = 0
[pid   391] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 394 attached
) = 394
[pid   391] tkill(394, SIGSTOP)         = 0
[pid   394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=391, si_uid=65534} ---
[pid   391] exit_group(0 <unfinished ...>
[pid   394] --- stopped by SIGSTOP ---
[pid   391] <... exit_group resumed>)   = ?
[pid   391] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=394, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 395 attached
, child_tidptr=0x555556efc5d0) = 395
[pid   395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   395] setpgid(0, 0)               = 0
[pid   395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   395] write(3, "1000", 4)         = 4
[pid   395] close(3)                    = 0
[pid   395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.201969][  T391] vhci_hcd vhci_hcd.0: port 0 already used
[pid   395] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   395] close(5)                    = 0
[pid   395] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 398 attached
) = 398
[pid   395] tkill(398, SIGSTOP)         = 0
[pid   398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=395, si_uid=65534} ---
[pid   395] exit_group(0 <unfinished ...>
[pid   398] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=398, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   395] <... exit_group resumed>)   = ?
[pid   395] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 399 attached
, child_tidptr=0x555556efc5d0) = 399
[pid   399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   399] setpgid(0, 0)               = 0
[pid   399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   399] write(3, "1000", 4)         = 4
[pid   399] close(3)                    = 0
[pid   399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.261103][  T395] vhci_hcd vhci_hcd.0: port 0 already used
[pid   399] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   399] close(5)                    = 0
[pid   399] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 402 attached
) = 402
[pid   399] tkill(402, SIGSTOP)         = 0
[pid   402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=399, si_uid=65534} ---
[pid   399] exit_group(0 <unfinished ...>
[pid   402] --- stopped by SIGSTOP ---
[pid   399] <... exit_group resumed>)   = ?
[pid   399] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=402, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 403 attached
, child_tidptr=0x555556efc5d0) = 403
[pid   403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   403] setpgid(0, 0)               = 0
[pid   403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   403] write(3, "1000", 4)         = 4
[pid   403] close(3)                    = 0
[pid   403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.304825][  T399] vhci_hcd vhci_hcd.0: port 0 already used
[pid   403] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   403] close(5)                    = 0
[pid   403] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 406 attached
) = 406
[pid   403] tkill(406, SIGSTOP)         = 0
[pid   406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=403, si_uid=65534} ---
[pid   403] exit_group(0 <unfinished ...>
[pid   406] --- stopped by SIGSTOP ---
[pid   403] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=406, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   403] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 407 attached
, child_tidptr=0x555556efc5d0) = 407
[pid   407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   407] setpgid(0, 0)               = 0
[pid   407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   407] write(3, "1000", 4)         = 4
[pid   407] close(3)                    = 0
[pid   407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.355347][  T403] vhci_hcd vhci_hcd.0: port 0 already used
[pid   407] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   407] close(5)                    = 0
[pid   407] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 410 attached
) = 410
[pid   407] tkill(410, SIGSTOP)         = 0
[pid   410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=407, si_uid=65534} ---
[pid   407] exit_group(0)               = ?
[pid   410] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=410, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   407] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 411 attached
, child_tidptr=0x555556efc5d0) = 411
[pid   411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   411] setpgid(0, 0)               = 0
[pid   411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   411] write(3, "1000", 4)         = 4
[pid   411] close(3)                    = 0
[pid   411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.402669][  T407] vhci_hcd vhci_hcd.0: port 0 already used
[pid   411] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   411] close(5)                    = 0
[pid   411] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 414 attached
) = 414
[pid   411] tkill(414, SIGSTOP)         = 0
[pid   414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=411, si_uid=65534} ---
[pid   411] exit_group(0)               = ?
[pid   414] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=414, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   411] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 415 attached
, child_tidptr=0x555556efc5d0) = 415
[pid   415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   415] setpgid(0, 0)               = 0
[pid   415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   415] write(3, "1000", 4)         = 4
[pid   415] close(3)                    = 0
[pid   415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.453525][  T411] vhci_hcd vhci_hcd.0: port 0 already used
[pid   415] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   415] close(5)                    = 0
[pid   415] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 418 attached
) = 418
[pid   415] tkill(418, SIGSTOP)         = 0
[pid   418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=415, si_uid=65534} ---
[pid   415] exit_group(0)               = ?
[pid   418] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=418, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   415] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 419 attached
, child_tidptr=0x555556efc5d0) = 419
[pid   419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   419] setpgid(0, 0)               = 0
[pid   419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   419] write(3, "1000", 4)         = 4
[pid   419] close(3)                    = 0
[pid   419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.502823][  T415] vhci_hcd vhci_hcd.0: port 0 already used
[pid   419] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   419] close(5)                    = 0
[pid   419] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 422 attached
) = 422
[pid   419] tkill(422, SIGSTOP)         = 0
[pid   422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=419, si_uid=65534} ---
[pid   419] exit_group(0 <unfinished ...>
[pid   422] --- stopped by SIGSTOP ---
[pid   419] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=422, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   419] +++ exited with 0 +++
[pid  5018] <... restart_syscall resumed>) = 0
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 423 attached
, child_tidptr=0x555556efc5d0) = 423
[pid   423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   423] setpgid(0, 0)               = 0
[pid   423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   423] write(3, "1000", 4)         = 4
[pid   423] close(3)                    = 0
[pid   423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.558742][  T419] vhci_hcd vhci_hcd.0: port 0 already used
[pid   423] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   423] close(5)                    = 0
[pid   423] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 426 attached
) = 426
[pid   423] tkill(426, SIGSTOP)         = 0
[pid   426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=423, si_uid=65534} ---
[pid   423] exit_group(0 <unfinished ...>
[pid   426] --- stopped by SIGSTOP ---
[pid   423] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=426, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   423] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 427 attached
, child_tidptr=0x555556efc5d0) = 427
[pid   427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   427] setpgid(0, 0)               = 0
[pid   427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   427] write(3, "1000", 4)         = 4
[pid   427] close(3)                    = 0
[pid   427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.609839][  T423] vhci_hcd vhci_hcd.0: port 0 already used
[pid   427] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   427] close(5)                    = 0
[pid   427] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 430 attached
) = 430
[pid   427] tkill(430, SIGSTOP)         = 0
[pid   430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=427, si_uid=65534} ---
[pid   427] exit_group(0 <unfinished ...>
[pid   430] --- stopped by SIGSTOP ---
[pid   427] <... exit_group resumed>)   = ?
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=430, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   427] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 431 attached
, child_tidptr=0x555556efc5d0) = 431
[pid   431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   431] setpgid(0, 0)               = 0
[pid   431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   431] write(3, "1000", 4)         = 4
[pid   431] close(3)                    = 0
[pid   431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.664124][  T427] vhci_hcd vhci_hcd.0: port 0 already used
[pid   431] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   431] close(5)                    = 0
[pid   431] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 434 attached
) = 434
[pid   431] tkill(434, SIGSTOP)         = 0
[pid   431] exit_group(0)               = ?
[pid   434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=431, si_uid=65534} ---
[pid   434] --- stopped by SIGSTOP ---
[pid   431] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=434, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid  5018] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 435 attached
, child_tidptr=0x555556efc5d0) = 435
[pid   435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   435] setpgid(0, 0)               = 0
[pid   435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   435] write(3, "1000", 4)         = 4
[pid   435] close(3)                    = 0
[pid   435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.715365][  T431] vhci_hcd vhci_hcd.0: port 0 already used
[  285.746660][   T28] INFO: task kworker/1:2:912 blocked for more than 143 seconds.
[  285.754583][   T28]       Not tainted 6.4.0-syzkaller-12491-gc192ac735768 #0
[pid   435] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   435] close(5)                    = 0
[pid   435] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 438
[pid   435] tkill(438, SIGSTOP)         = 0
[pid   435] exit_group(0)               = ?
[pid   435] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[  285.763178][   T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  285.772239][   T28] task:kworker/1:2     state:D stack:25696 pid:912   ppid:2      flags:0x00004000
[  285.772698][  T435] vhci_hcd vhci_hcd.0: port 0 already used
[  285.781661][   T28] Workqueue: usb_hub_wq hub_event
[  285.792366][   T28] Call Trace:
[  285.795754][   T28]  <TASK>
[  285.798939][   T28]  __schedule+0xc9a/0x5880
[  285.803465][   T28]  ? vhci_urb_dequeue+0x348/0x760
[  285.808848][   T28]  ? find_held_lock+0x2d/0x110
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 439
./strace-static-x86_64: Process 439 attached
./strace-static-x86_64: Process 438 attached
[pid   439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   439] setpgid(0, 0 <unfinished ...>
[pid   438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=435, si_uid=65534} ---
[pid   439] <... setpgid resumed>)      = 0
[pid   439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   439] write(3, "1000", 4 <unfinished ...>
[pid   438] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=438, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   439] <... write resumed>)        = 4
[pid   439] close(3)                    = 0
[pid   439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.813799][   T28]  ? io_schedule_timeout+0x150/0x150
[  285.819540][   T28]  ? lock_downgrade+0x690/0x690
[  285.824530][   T28]  ? _raw_spin_unlock_irq+0x23/0x50
[  285.830350][   T28]  ? lockdep_hardirqs_on+0x7d/0x100
[  285.835668][   T28]  schedule+0xde/0x1a0
[  285.840191][   T28]  usb_kill_urb.part.0+0x19a/0x220
[  285.845312][   T28]  ? usb_anchor_suspend_wakeups+0x40/0x40
[  285.848164][  T439] vhci_hcd vhci_hcd.0: port 0 already used
[  285.851313][   T28]  ? prepare_to_swait_exclusive+0x240/0x240
[pid   439] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   439] close(5)                    = 0
[pid   439] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 442
[pid   439] tkill(442, SIGSTOP)         = 0
[pid   439] exit_group(0)               = ?
[pid   439] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 442 attached
, child_tidptr=0x555556efc5d0) = 443
[pid   442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=439, si_uid=65534} ---
./strace-static-x86_64: Process 443 attached
[pid   443] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid   442] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=442, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   443] <... prctl resumed>)        = 0
[pid   443] setpgid(0, 0)               = 0
[pid   443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   443] write(3, "1000", 4)         = 4
[pid   443] close(3)                    = 0
[pid   443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.862881][   T28]  usb_kill_urb+0x83/0xa0
[  285.867292][   T28]  usb_start_wait_urb+0x24a/0x4b0
[  285.872501][   T28]  ? usb_api_blocking_completion+0xa0/0xa0
[  285.878450][   T28]  ? usb_alloc_urb+0xa4/0xb0
[  285.883280][   T28]  ? rcu_is_watching+0x12/0xb0
[  285.888339][   T28]  ? __kmalloc+0xf2/0x190
[  285.892834][   T28]  usb_control_msg+0x320/0x4a0
[  285.897779][   T28]  ? usb_start_wait_urb+0x4b0/0x4b0
[  285.903302][   T28]  ? __kmem_cache_alloc_node+0x206/0x350
[  285.909150][   T28]  ? hub_port_init+0x1487/0x3900
[pid   443] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   443] close(5)                    = 0
[pid   443] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 446
[pid   443] tkill(446, SIGSTOP)         = 0
[pid   443] exit_group(0./strace-static-x86_64: Process 446 attached
)               = ?
[pid   443] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid   446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=443, si_uid=65534} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 447
./strace-static-x86_64: Process 447 attached
[  285.914301][   T28]  hub_port_init+0x14f3/0x3900
[  285.919315][   T28]  hub_event+0x2b89/0x4e40
[  285.923758][   T28]  ? hub_port_debounce+0x3b0/0x3b0
[  285.924485][  T443] vhci_hcd vhci_hcd.0: port 0 already used
[  285.929017][   T28]  ? lock_sync+0x190/0x190
[  285.939363][   T28]  ? lock_downgrade+0x690/0x690
[  285.944377][   T28]  ? do_raw_spin_lock+0x124/0x2b0
[  285.949861][   T28]  ? _raw_spin_unlock_irq+0x23/0x50
[  285.955315][   T28]  process_one_work+0xa34/0x16f0
[  285.960451][   T28]  ? lock_sync+0x190/0x190
[pid   447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   446] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=446, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   447] setpgid(0, 0 <unfinished ...>
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   447] <... setpgid resumed>)      = 0
[pid  5018] <... restart_syscall resumed>) = 0
[pid   447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   447] write(3, "1000", 4)         = 4
[pid   447] close(3)                    = 0
[pid   447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.964886][   T28]  ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[  285.970567][   T28]  ? spin_bug+0x1c0/0x1c0
[  285.975155][   T28]  ? _raw_spin_lock_irq+0x45/0x50
[  285.980422][   T28]  worker_thread+0x67d/0x10c0
[  285.985231][   T28]  ? process_one_work+0x16f0/0x16f0
[  285.990676][   T28]  kthread+0x344/0x440
[  285.994766][   T28]  ? kthread_complete_and_exit+0x40/0x40
[  286.000484][   T28]  ret_from_fork+0x1f/0x30
[  286.005159][   T28]  </TASK>
[  286.010021][  T447] vhci_hcd vhci_hcd.0: port 0 already used
[pid   447] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   447] close(5)                    = 0
[pid   447] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 450
[pid   447] tkill(450, SIGSTOP)         = 0
[pid   447] exit_group(0)               = ?
[pid   447] +++ exited with 0 +++
./strace-static-x86_64: Process 450 attached
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 451
[pid   450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=447, si_uid=65534} ---
./strace-static-x86_64: Process 451 attached
[pid   451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   450] --- stopped by SIGSTOP ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=450, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid   451] setpgid(0, 0 <unfinished ...>
[pid  5018] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid   451] <... setpgid resumed>)      = 0
[pid  5018] <... restart_syscall resumed>) = 0
[  286.011245][   T28] 
[  286.011245][   T28] Showing all locks held in the system:
[  286.023604][   T28] 1 lock held by rcu_tasks_kthre/13:
[  286.029140][   T28]  #0: ffffffff8c9a3af0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[  286.040009][   T28] 1 lock held by rcu_tasks_trace/14:
[  286.045766][   T28]  #0: ffffffff8c9a37f0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[  286.057115][   T28] 1 lock held by khungtaskd/28:
[pid   451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   451] write(3, "1000", 4)         = 4
[pid   451] close(3)                    = 0
[pid   451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid   451] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[  286.062167][   T28]  #0: ffffffff8c9a4700 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340
[  286.073402][   T28] 5 locks held by kworker/1:2/912:
[  286.078791][   T28]  #0: ffff888147644938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x8fd/0x16f0
[  286.089790][   T28]  #1: ffffc90004f37db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x930/0x16f0
[  286.101257][   T28]  #2: ffff888142f60190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c0/0x4e40
[  286.106117][  T451] vhci_hcd vhci_hcd.0: port 0 already used
[pid   451] close(5)                    = 0
[pid   451] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER./strace-static-x86_64: Process 454 attached
) = 454
[pid   451] tkill(454, SIGSTOP)         = 0
[pid   451] exit_group(0)               = ?
[pid   454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=451, si_uid=65534} ---
[pid   451] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=454, si_uid=65534, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[  286.110243][   T28]  #3: ffff888142fa9508 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x278e/0x4e40
[  286.126304][   T28]  #4: ffff888142f6b168 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x27c3/0x4e40
[  286.136317][   T28] 2 locks held by getty/4770:
[  286.141627][   T28]  #0: ffff88802cd72098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80
[  286.151672][   T28]  #1: ffffc900015b02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xf08/0x13f0
[  286.163355][   T28] 
[pid   454] --- stopped by SIGSTOP ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 455
./strace-static-x86_64: Process 455 attached
[pid   455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   455] setpgid(0, 0)               = 0
[pid   455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid   455] write(3, "1000", 4)         = 4
[pid   455] close(3)                    = 0
[pid   455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid   455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  286.165879][   T28] =============================================
[  286.165879][   T28] 
[  286.174528][   T28] NMI backtrace for cpu 1
[  286.178855][   T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.4.0-syzkaller-12491-gc192ac735768 #0
[  286.188319][   T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
[  286.198473][   T28] Call Trace:
[  286.201759][   T28]  <TASK>
[  286.204693][   T28]  dump_stack_lvl+0xd9/0x150
[  286.209298][   T28]  nmi_cpu_backtrace+0x29c/0x350
[pid   455] write(5, "0 3 0 2", 7)      = -1 EBUSY (Device or resource busy)
[pid   455] close(5)                    = 0
[pid   455] clone(child_stack=NULL, flags=CLONE_PARENT|CLONE_NEWCGROUP|CLONE_NEWUSER) = 458
[pid   455] tkill(458, SIGSTOP)         = 0
[pid   455] exit_group(0)               = ?
[pid   455] +++ exited with 0 +++
[pid  5018] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556efc5d0) = 459
./strace-static-x86_64: Process 459 attached
[pid   459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   459] setpgid(0, 0)               = 0
[  286.214249][   T28]  ? lapic_can_unplug_cpu+0xa0/0xa0
[  286.215439][  T455] vhci_hcd vhci_hcd.0: port 0 already used
[  286.219441][   T28]  nmi_trigger_cpumask_backtrace+0x2a4/0x300
[  286.219472][   T28]  watchdog+0xe16/0x1090
[  286.219498][   T28]  ? proc_dohung_task_timeout_secs+0x80/0x80
[  286.219523][   T28]  kthread+0x344/0x440
[  286.219539][   T28]  ? kthread_complete_and_exit+0x40/0x40
[  286.219558][   T28]  ret_from_fork+0x1f/0x30
[  286.219588][   T28]  </TASK>
[  286.258928][   T28] Sending NMI from CPU 1 to CPUs 0:
[  286.265338][    C0] NMI backtrace for cpu 0
[  286.265347][    C0] CPU: 0 PID: 5018 Comm: syz-executor795 Not tainted 6.4.0-syzkaller-12491-gc192ac735768 #0
[  286.265361][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
[  286.265367][    C0] RIP: 0010:__sanitizer_cov_trace_pc+0x11/0x70
[  286.265391][    C0] Code: b0 01 00 00 e8 b0 ff ff ff 31 c0 c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 f3 0f 1e fa 65 8b 05 bd d7 7e 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 80 b9 03 00 a9 00 01 ff 00 74 0e
[  286.265403][    C0] RSP: 0018:ffffc90003a9fc88 EFLAGS: 00000287
[  286.265413][    C0] RAX: 0000000080000001 RBX: ffff88807a733b80 RCX: 0000000080000001
[  286.265421][    C0] RDX: ffff88802cb63b80 RSI: ffffffff814d863c RDI: ffff88807a3dc150
[  286.265428][    C0] RBP: ffffc90003a9fd18 R08: 0000000000000005 R09: 0000000000000000
[  286.265435][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[  286.265447][    C0] R13: ffff88802cb63b80 R14: 0000000000000000 R15: ffff88802cb64140
[  286.265456][    C0] FS:  0000555556efc300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[  286.265467][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  286.265475][    C0] CR2: 00007f21ad8ab01d CR3: 000000007976b000 CR4: 0000000000350ef0
[  286.265482][    C0] Call Trace:
[  286.265485][    C0]  <NMI>
[  286.265489][    C0]  ? nmi_cpu_backtrace+0x1d0/0x350
[  286.265508][    C0]  ? nmi_cpu_backtrace_handler+0xc/0x10
[  286.265524][    C0]  ? nmi_handle+0x13d/0x400
[  286.265538][    C0]  ? irqentry_nmi_enter+0x80/0x90
[  286.265552][    C0]  ? __sanitizer_cov_trace_pc+0x11/0x70
[  286.265568][    C0]  ? default_do_nmi+0x6b/0x170
[  286.265580][    C0]  ? exc_nmi+0x171/0x1e0
[  286.265591][    C0]  ? end_repeat_nmi+0x16/0x31
[  286.265605][    C0]  ? do_wait+0x78c/0xc30
[  286.265620][    C0]  ? __sanitizer_cov_trace_pc+0x11/0x70
[  286.265637][    C0]  ? __sanitizer_cov_trace_pc+0x11/0x70
[  286.265654][    C0]  ? __sanitizer_cov_trace_pc+0x11/0x70
[  286.265669][    C0]  </NMI>
[  286.265673][    C0]  <TASK>
[  286.265675][    C0]  do_wait+0x78c/0xc30
[  286.265692][    C0]  kernel_wait4+0x150/0x260
[  286.265709][    C0]  ? __ia32_sys_waitid+0x150/0x150
[  286.265726][    C0]  ? kill_orphaned_pgrp+0x320/0x320
[  286.265743][    C0]  ? recalc_sigpending_tsk+0x18b/0x1d0
[  286.265760][    C0]  __do_sys_wait4+0x13f/0x150
[  286.265776][    C0]  ? kernel_wait4+0x260/0x260
[  286.265792][    C0]  ? ptrace_notify+0xfe/0x140
[  286.265802][    C0]  ? lock_downgrade+0x690/0x690
[  286.265818][    C0]  ? _raw_spin_unlock_irq+0x23/0x50
[  286.265834][    C0]  ? lockdep_hardirqs_on+0x7d/0x100
[  286.265847][    C0]  ? _raw_spin_unlock_irq+0x2e/0x50
[  286.265862][    C0]  ? ptrace_notify+0xfe/0x140
[  286.265873][    C0]  do_syscall_64+0x39/0xb0
[  286.265890][    C0]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[  286.265908][    C0] RIP: 0033:0x7f21ad865a06
[  286.265917][    C0] Code: 0f 1f 40 00 31 c9 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 49 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a c3 90 48 83 ec 28 89 54 24 14 48 89 74 24
[  286.265927][    C0] RSP: 002b:00007fff43821e48 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[  286.265937][    C0] RAX: ffffffffffffffda RBX: 0000000000045e1b RCX: 00007f21ad865a06
[  286.265944][    C0] RDX: 0000000040000001 RSI: 00007fff43821e54 RDI: 00000000ffffffff
[  286.265951][    C0] RBP: 00000000000001cb R08: 000000000000011e R09: 00007fff438b8080
[  286.265958][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff43821e54
[  286.265965][    C0] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
[  286.265976][    C0]  </TASK>
[  286.270796][   T28] Kernel panic - not syncing: hung_task: blocked tasks
[  286.270805][   T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.4.0-syzkaller-12491-gc192ac735768 #0
[  286.270821][   T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
[  286.270829][   T28] Call Trace:
[  286.270834][   T28]  <TASK>
[  286.270839][   T28]  dump_stack_lvl+0xd9/0x150
[  286.270866][   T28]  panic+0x686/0x730
[  286.647809][   T28]  ? panic_smp_self_stop+0xa0/0xa0
[  286.652969][   T28]  ? lapic_can_unplug_cpu+0xa0/0xa0
[  286.658205][   T28]  ? preempt_schedule_thunk+0x1a/0x30
[  286.663584][   T28]  ? watchdog+0xbe8/0x1090
[  286.668025][   T28]  watchdog+0xbf9/0x1090
[  286.672296][   T28]  ? proc_dohung_task_timeout_secs+0x80/0x80
[  286.678280][   T28]  kthread+0x344/0x440
[  286.682346][   T28]  ? kthread_complete_and_exit+0x40/0x40
[  286.687975][   T28]  ret_from_fork+0x1f/0x30
[  286.692401][   T28]  </TASK>
[  286.696170][   T28] Kernel Offset: disabled
[  286.700486][   T28] Rebooting in 86400 seconds..