./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3863637612

<...>
2738] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12738] close(5)                    = 0
[pid 12738] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12745 attached
) = 12745
[pid 12738] tkill(12745, SIGSTOP)       = 0
[pid 12738] exit_group(0 <unfinished ...>
[pid 12745] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12738, si_uid=0} ---
[pid 12738] <... exit_group resumed>)   = ?
[pid 12745] --- stopped by SIGSTOP ---
[pid 12738] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12738, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12745] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12746
[pid 12745] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12746 attached
[pid 12746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12746] setpgid(0, 0)               = 0
[pid 12746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12746] write(3, "1000", 4)         = 4
[pid 12746] close(3)                    = 0
[pid 12746] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12746] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12746] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12746] close(5)                    = 0
[pid 12746] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12750 attached
) = 12750
[pid 12746] tkill(12750, SIGSTOP)       = 0
[pid 12746] exit_group(0 <unfinished ...>
[pid 12750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12746, si_uid=0} ---
[pid 12746] <... exit_group resumed>)   = ?
[pid 12750] --- stopped by SIGSTOP ---
[pid 12746] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12746, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12750] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12750] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12751 attached
, child_tidptr=0x555556c505d0) = 12751
[pid 12751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12751] setpgid(0, 0)               = 0
[pid 12751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12751] write(3, "1000", 4)         = 4
[pid 12751] close(3)                    = 0
[pid 12751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.425127][T12733] vhci_hcd vhci_hcd.0: port 0 already used
[  251.447717][T12738] vhci_hcd vhci_hcd.0: port 0 already used
[  251.469131][T12746] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12751] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12751] close(5)                    = 0
[pid 12751] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12754 attached
) = 12754
[pid 12751] tkill(12754, SIGSTOP)       = 0
[pid 12751] exit_group(0 <unfinished ...>
[pid 12754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12751, si_uid=0} ---
[pid 12751] <... exit_group resumed>)   = ?
[pid 12754] --- stopped by SIGSTOP ---
[pid 12751] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12751, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12754] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12755
[pid 12754] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12755 attached
[pid 12755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12755] setpgid(0, 0)               = 0
[pid 12755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12755] write(3, "1000", 4)         = 4
[pid 12755] close(3)                    = 0
[pid 12755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12755] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12755] close(5)                    = 0
[pid 12755] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12758 attached
) = 12758
[pid 12755] tkill(12758, SIGSTOP)       = 0
[pid 12755] exit_group(0 <unfinished ...>
[pid 12758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12755, si_uid=0} ---
[pid 12758] --- stopped by SIGSTOP ---
[pid 12755] <... exit_group resumed>)   = ?
[pid 12755] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12755, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12758] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12758] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12759 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12759
[pid 12759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12759] setpgid(0, 0)               = 0
[pid 12759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12759] write(3, "1000", 4)         = 4
[pid 12759] close(3)                    = 0
[pid 12759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.490644][T12751] vhci_hcd vhci_hcd.0: port 0 already used
[  251.514632][T12755] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12759] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12759] close(5)                    = 0
[pid 12759] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12762 attached
) = 12762
[pid 12759] tkill(12762, SIGSTOP)       = 0
[pid 12762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12759, si_uid=0} ---
[pid 12759] exit_group(0 <unfinished ...>
[pid 12762] --- stopped by SIGSTOP ---
[pid 12759] <... exit_group resumed>)   = ?
[pid 12759] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12759, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12762] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12763
./strace-static-x86_64: Process 12763 attached
[pid 12762] +++ killed by SIGHUP +++
[pid 12763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12763] setpgid(0, 0)               = 0
[pid 12763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12763] write(3, "1000", 4)         = 4
[pid 12763] close(3)                    = 0
[pid 12763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12763] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12763] close(5)                    = 0
[pid 12763] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12766 attached
) = 12766
[pid 12763] tkill(12766, SIGSTOP)       = 0
[pid 12763] exit_group(0 <unfinished ...>
[pid 12766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12763, si_uid=0} ---
[pid 12763] <... exit_group resumed>)   = ?
[pid 12766] --- stopped by SIGSTOP ---
[pid 12763] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12763, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12766] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12766] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12767 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12767
[pid 12767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12767] setpgid(0, 0)               = 0
[pid 12767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12767] write(3, "1000", 4)         = 4
[pid 12767] close(3)                    = 0
[pid 12767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12767] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12767] close(5)                    = 0
[pid 12767] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12770 attached
) = 12770
[pid 12767] tkill(12770, SIGSTOP)       = 0
[pid 12770] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12767, si_uid=0} ---
[pid 12767] exit_group(0 <unfinished ...>
[pid 12770] --- stopped by SIGSTOP ---
[pid 12767] <... exit_group resumed>)   = ?
[pid 12767] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12767, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12770] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12771 attached
 <unfinished ...>
[pid 12770] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12771
[pid 12771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12771] setpgid(0, 0)               = 0
[pid 12771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12771] write(3, "1000", 4)         = 4
[pid 12771] close(3)                    = 0
[pid 12771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.537166][T12759] vhci_hcd vhci_hcd.0: port 0 already used
[  251.560527][T12763] vhci_hcd vhci_hcd.0: port 0 already used
[  251.581734][T12767] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12771] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12771] close(5)                    = 0
[pid 12771] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12774 attached
) = 12774
[pid 12771] tkill(12774, SIGSTOP)       = 0
[pid 12774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12771, si_uid=0} ---
[pid 12771] exit_group(0 <unfinished ...>
[pid 12774] --- stopped by SIGSTOP ---
[pid 12771] <... exit_group resumed>)   = ?
[pid 12771] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12771, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12774] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12774] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12775
./strace-static-x86_64: Process 12775 attached
[pid 12775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12775] setpgid(0, 0)               = 0
[pid 12775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12775] write(3, "1000", 4)         = 4
[pid 12775] close(3)                    = 0
[pid 12775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12775] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12775] close(5)                    = 0
[pid 12775] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12778 attached
) = 12778
[pid 12775] tkill(12778, SIGSTOP)       = 0
[pid 12778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12775, si_uid=0} ---
[pid 12778] --- stopped by SIGSTOP ---
[pid 12775] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=12778, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 12775] exit_group(0)               = ?
[pid 12775] +++ exited with 0 +++
[pid 12778] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12775, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12778] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12779 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12779
[pid 12779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12779] setpgid(0, 0)               = 0
[pid 12779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12779] write(3, "1000", 4)         = 4
[pid 12779] close(3)                    = 0
[pid 12779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12779] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12779] close(5)                    = 0
[pid 12779] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12782 attached
) = 12782
[pid 12779] tkill(12782, SIGSTOP)       = 0
[pid 12782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12779, si_uid=0} ---
[pid 12779] exit_group(0 <unfinished ...>
[pid 12782] --- stopped by SIGSTOP ---
[pid 12779] <... exit_group resumed>)   = ?
[pid 12779] +++ exited with 0 +++
[pid 12782] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12782] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12783 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12783
[pid 12783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12783] setpgid(0, 0)               = 0
[pid 12783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12783] write(3, "1000", 4)         = 4
[pid 12783] close(3)                    = 0
[pid 12783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.604697][T12771] vhci_hcd vhci_hcd.0: port 0 already used
[  251.626476][T12775] vhci_hcd vhci_hcd.0: port 0 already used
[  251.648822][T12779] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12783] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12783] close(5)                    = 0
[pid 12783] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12786 attached
) = 12786
[pid 12783] tkill(12786, SIGSTOP)       = 0
[pid 12786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12783, si_uid=0} ---
[pid 12783] exit_group(0 <unfinished ...>
[pid 12786] --- stopped by SIGSTOP ---
[pid 12783] <... exit_group resumed>)   = ?
[pid 12783] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12786] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12786] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12787 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12787
[pid 12787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12787] setpgid(0, 0)               = 0
[pid 12787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12787] write(3, "1000", 4)         = 4
[pid 12787] close(3)                    = 0
[pid 12787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12787] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12787] close(5)                    = 0
[pid 12787] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12790 attached
) = 12790
[pid 12787] tkill(12790, SIGSTOP)       = 0
[pid 12787] exit_group(0 <unfinished ...>
[pid 12790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12787, si_uid=0} ---
[pid 12787] <... exit_group resumed>)   = ?
[pid 12790] --- stopped by SIGSTOP ---
[pid 12787] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12790] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12790] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12791 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12791
[pid 12791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12791] setpgid(0, 0)               = 0
[pid 12791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12791] write(3, "1000", 4)         = 4
[pid 12791] close(3)                    = 0
[pid 12791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12791] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12791] close(5)                    = 0
[pid 12791] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12794 attached
) = 12794
[pid 12791] tkill(12794, SIGSTOP)       = 0
[pid 12794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12791, si_uid=0} ---
[pid 12791] exit_group(0 <unfinished ...>
[pid 12794] --- stopped by SIGSTOP ---
[pid 12791] <... exit_group resumed>)   = ?
[pid 12791] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12791, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12794] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12795
./strace-static-x86_64: Process 12795 attached
[pid 12795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12794] +++ killed by SIGHUP +++
[pid 12795] setpgid(0, 0)               = 0
[pid 12795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12795] write(3, "1000", 4)         = 4
[pid 12795] close(3)                    = 0
[pid 12795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.670404][T12783] vhci_hcd vhci_hcd.0: port 0 already used
[  251.692016][T12787] vhci_hcd vhci_hcd.0: port 0 already used
[  251.714024][T12791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12795] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12795] close(5)                    = 0
[pid 12795] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12798 attached
) = 12798
[pid 12795] tkill(12798, SIGSTOP)       = 0
[pid 12798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12795, si_uid=0} ---
[pid 12795] exit_group(0)               = ?
[pid 12798] --- stopped by SIGSTOP ---
[pid 12795] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12798] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12798] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12799 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12799
[pid 12799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12799] setpgid(0, 0)               = 0
[pid 12799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12799] write(3, "1000", 4)         = 4
[pid 12799] close(3)                    = 0
[pid 12799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12799] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12799] close(5)                    = 0
[pid 12799] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12802 attached
) = 12802
[pid 12799] tkill(12802, SIGSTOP)       = 0
[pid 12802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12799, si_uid=0} ---
[pid 12802] --- stopped by SIGSTOP ---
[pid 12799] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=12802, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 12799] exit_group(0)               = ?
[pid 12799] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12802] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 12802] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12803 attached
, child_tidptr=0x555556c505d0) = 12803
[pid 12803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12803] setpgid(0, 0)               = 0
[pid 12803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12803] write(3, "1000", 4)         = 4
[pid 12803] close(3)                    = 0
[pid 12803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.736749][T12795] vhci_hcd vhci_hcd.0: port 0 already used
[  251.760163][T12799] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12803] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12803] close(5)                    = 0
[pid 12803] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12806 attached
) = 12806
[pid 12803] tkill(12806, SIGSTOP)       = 0
[pid 12806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12803, si_uid=0} ---
[pid 12803] exit_group(0)               = ?
[pid 12806] --- stopped by SIGSTOP ---
[pid 12803] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12803, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12806] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12806] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12807 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12807
[pid 12807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12807] setpgid(0, 0)               = 0
[pid 12807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12807] write(3, "1000", 4)         = 4
[pid 12807] close(3)                    = 0
[pid 12807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12807] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12807] close(5)                    = 0
[pid 12807] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12810 attached
) = 12810
[pid 12807] tkill(12810, SIGSTOP)       = 0
[pid 12807] exit_group(0 <unfinished ...>
[pid 12810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12807, si_uid=0} ---
[pid 12807] <... exit_group resumed>)   = ?
[pid 12810] --- stopped by SIGSTOP ---
[pid 12807] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12810] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12810] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12811 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12811
[pid 12811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12811] setpgid(0, 0)               = 0
[pid 12811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12811] write(3, "1000", 4)         = 4
[pid 12811] close(3)                    = 0
[pid 12811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12811] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12811] close(5)                    = 0
[pid 12811] clone(child_stack=NULL, flags=0) = 12814
[pid 12811] tkill(12814, SIGSTOP)       = 0
[pid 12811] exit_group(0)               = ?
[pid 12811] +++ exited with 0 +++
./strace-static-x86_64: Process 12814 attached
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12811, si_uid=0} ---
./strace-static-x86_64: Process 12815 attached
[pid 12814] --- stopped by SIGSTOP ---
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12815
[pid 12815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12815] setpgid(0, 0)               = 0
[pid 12815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12815] write(3, "1000", 4)         = 4
[pid 12815] close(3)                    = 0
[pid 12815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.783333][T12803] vhci_hcd vhci_hcd.0: port 0 already used
[  251.804859][T12807] vhci_hcd vhci_hcd.0: port 0 already used
[  251.826443][T12811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12815] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12815] close(5)                    = 0
[pid 12815] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12818 attached
) = 12818
[pid 12815] tkill(12818, SIGSTOP)       = 0
[pid 12818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12815, si_uid=0} ---
[pid 12815] exit_group(0 <unfinished ...>
[pid 12818] --- stopped by SIGSTOP ---
[pid 12815] <... exit_group resumed>)   = ?
[pid 12815] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12815, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12818] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12819
./strace-static-x86_64: Process 12819 attached
[pid 12818] +++ killed by SIGHUP +++
[pid 12819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12819] setpgid(0, 0)               = 0
[pid 12819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12819] write(3, "1000", 4)         = 4
[pid 12819] close(3)                    = 0
[pid 12819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12819] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12819] close(5)                    = 0
[pid 12819] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12822 attached
) = 12822
[pid 12819] tkill(12822, SIGSTOP)       = 0
[pid 12819] exit_group(0 <unfinished ...>
[pid 12822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12819, si_uid=0} ---
[pid 12819] <... exit_group resumed>)   = ?
[pid 12822] --- stopped by SIGSTOP ---
[pid 12819] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12819, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12822] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12823
[pid 12822] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12823 attached
[pid 12823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12823] setpgid(0, 0)               = 0
[pid 12823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12823] write(3, "1000", 4)         = 4
[pid 12823] close(3)                    = 0
[pid 12823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.853721][T12815] vhci_hcd vhci_hcd.0: port 0 already used
[  251.878061][T12819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12823] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12823] close(5)                    = 0
[pid 12823] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12826 attached
) = 12826
[pid 12823] tkill(12826, SIGSTOP)       = 0
[pid 12823] exit_group(0 <unfinished ...>
[pid 12826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12823, si_uid=0} ---
[pid 12823] <... exit_group resumed>)   = ?
[pid 12826] --- stopped by SIGSTOP ---
[pid 12823] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12826] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12826] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12827 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12827
[pid 12827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12827] setpgid(0, 0)               = 0
[pid 12827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12827] write(3, "1000", 4)         = 4
[pid 12827] close(3)                    = 0
[pid 12827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.900713][T12823] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12827] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12827] close(5)                    = 0
[pid 12827] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12830 attached
) = 12830
[pid 12827] tkill(12830, SIGSTOP)       = 0
[pid 12830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12827, si_uid=0} ---
[pid 12827] exit_group(0 <unfinished ...>
[pid 12830] --- stopped by SIGSTOP ---
[pid 12827] <... exit_group resumed>)   = ?
[pid 12827] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12827, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12830] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12830] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12831 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12831
[pid 12831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12831] setpgid(0, 0)               = 0
[pid 12831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12831] write(3, "1000", 4)         = 4
[pid 12831] close(3)                    = 0
[pid 12831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12831] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12831] close(5)                    = 0
[pid 12831] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12834 attached
) = 12834
[pid 12831] tkill(12834, SIGSTOP)       = 0
[pid 12834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12831, si_uid=0} ---
[pid 12831] exit_group(0 <unfinished ...>
[pid 12834] --- stopped by SIGSTOP ---
[pid 12831] <... exit_group resumed>)   = ?
[pid 12831] +++ exited with 0 +++
[pid 12834] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12831, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12834] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12835
./strace-static-x86_64: Process 12835 attached
[pid 12835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12835] setpgid(0, 0)               = 0
[pid 12835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12835] write(3, "1000", 4)         = 4
[pid 12835] close(3)                    = 0
[pid 12835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.934064][T12827] vhci_hcd vhci_hcd.0: port 0 already used
[  251.956498][T12831] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12835] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12835] close(5)                    = 0
[pid 12835] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12838 attached
) = 12838
[pid 12835] tkill(12838, SIGSTOP)       = 0
[pid 12838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12835, si_uid=0} ---
[pid 12835] exit_group(0 <unfinished ...>
[pid 12838] --- stopped by SIGSTOP ---
[pid 12835] <... exit_group resumed>)   = ?
[pid 12835] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12835, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12838] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12838] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12839 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12839
[pid 12839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12839] setpgid(0, 0)               = 0
[pid 12839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12839] write(3, "1000", 4)         = 4
[pid 12839] close(3)                    = 0
[pid 12839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12839] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12839] close(5)                    = 0
[pid 12839] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12842 attached
) = 12842
[pid 12839] tkill(12842, SIGSTOP)       = 0
[pid 12842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12839, si_uid=0} ---
[pid 12839] exit_group(0)               = ?
[pid 12842] --- stopped by SIGSTOP ---
[pid 12839] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12839, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12842] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12843 attached
, child_tidptr=0x555556c505d0) = 12843
[pid 12843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12843] setpgid(0, 0)               = 0
[pid 12843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 12842] +++ killed by SIGHUP +++
[pid 12843] <... openat resumed>)       = 3
[pid 12843] write(3, "1000", 4)         = 4
[pid 12843] close(3)                    = 0
[pid 12843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12843] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12843] close(5)                    = 0
[pid 12843] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12846 attached
) = 12846
[pid 12843] tkill(12846, SIGSTOP)       = 0
[pid 12846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12843, si_uid=0} ---
[pid 12843] exit_group(0 <unfinished ...>
[pid 12846] --- stopped by SIGSTOP ---
[pid 12843] <... exit_group resumed>)   = ?
[pid 12843] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12846] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12846] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12847 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12847
[pid 12847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12847] setpgid(0, 0)               = 0
[pid 12847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12847] write(3, "1000", 4)         = 4
[pid 12847] close(3)                    = 0
[pid 12847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  251.979001][T12835] vhci_hcd vhci_hcd.0: port 0 already used
[  252.001909][T12839] vhci_hcd vhci_hcd.0: port 0 already used
[  252.022616][T12843] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12847] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12847] close(5)                    = 0
[pid 12847] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12850 attached
) = 12850
[pid 12847] tkill(12850, SIGSTOP)       = 0
[pid 12850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12847, si_uid=0} ---
[pid 12847] exit_group(0 <unfinished ...>
[pid 12850] --- stopped by SIGSTOP ---
[pid 12847] <... exit_group resumed>)   = ?
[pid 12847] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12847, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12850] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12850] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12851 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12851
[pid 12851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12851] setpgid(0, 0)               = 0
[pid 12851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12851] write(3, "1000", 4)         = 4
[pid 12851] close(3)                    = 0
[pid 12851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12851] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12851] close(5)                    = 0
[pid 12851] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12854 attached
) = 12854
[pid 12851] tkill(12854, SIGSTOP)       = 0
[pid 12854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12851, si_uid=0} ---
[pid 12851] exit_group(0 <unfinished ...>
[pid 12854] --- stopped by SIGSTOP ---
[pid 12851] <... exit_group resumed>)   = ?
[pid 12851] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12851, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12854] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12854] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12855 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12855
[pid 12855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12855] setpgid(0, 0)               = 0
[pid 12855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12855] write(3, "1000", 4)         = 4
[pid 12855] close(3)                    = 0
[pid 12855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12855] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12855] close(5)                    = 0
[pid 12855] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12858 attached
) = 12858
[pid 12855] tkill(12858, SIGSTOP)       = 0
[pid 12858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12855, si_uid=0} ---
[pid 12855] exit_group(0 <unfinished ...>
[pid 12858] --- stopped by SIGSTOP ---
[pid 12855] <... exit_group resumed>)   = ?
[pid 12855] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12855, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12858] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12858] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12859
./strace-static-x86_64: Process 12859 attached
[pid 12859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12859] setpgid(0, 0)               = 0
[pid 12859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12859] write(3, "1000", 4)         = 4
[pid 12859] close(3)                    = 0
[pid 12859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.044533][T12847] vhci_hcd vhci_hcd.0: port 0 already used
[  252.066527][T12851] vhci_hcd vhci_hcd.0: port 0 already used
[  252.088855][T12855] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12859] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12859] close(5)                    = 0
[pid 12859] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12862 attached
) = 12862
[pid 12859] tkill(12862, SIGSTOP)       = 0
[pid 12859] exit_group(0)               = ?
[pid 12862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12859, si_uid=0} ---
[pid 12862] --- stopped by SIGSTOP ---
[pid 12859] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12859, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12862] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 12862] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12863 attached
, child_tidptr=0x555556c505d0) = 12863
[pid 12863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12863] setpgid(0, 0)               = 0
[pid 12863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12863] write(3, "1000", 4)         = 4
[pid 12863] close(3)                    = 0
[pid 12863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12863] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12863] close(5)                    = 0
[pid 12863] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12866 attached
) = 12866
[pid 12863] tkill(12866, SIGSTOP)       = 0
[pid 12866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12863, si_uid=0} ---
[pid 12863] exit_group(0 <unfinished ...>
[pid 12866] --- stopped by SIGSTOP ---
[pid 12863] <... exit_group resumed>)   = ?
[pid 12863] +++ exited with 0 +++
[pid 12866] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12863, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12866] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12867 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12867
[pid 12867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12867] setpgid(0, 0)               = 0
[pid 12867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12867] write(3, "1000", 4)         = 4
[pid 12867] close(3)                    = 0
[pid 12867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.112746][T12859] vhci_hcd vhci_hcd.0: port 0 already used
[  252.135939][T12863] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12867] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12867] close(5)                    = 0
[pid 12867] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12870 attached
) = 12870
[pid 12867] tkill(12870, SIGSTOP)       = 0
[pid 12867] exit_group(0 <unfinished ...>
[pid 12870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12867, si_uid=0} ---
[pid 12867] <... exit_group resumed>)   = ?
[pid 12870] --- stopped by SIGSTOP ---
[pid 12867] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12870] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12871 attached
 <unfinished ...>
[pid 12870] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12871
[pid 12871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12871] setpgid(0, 0)               = 0
[pid 12871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12871] write(3, "1000", 4)         = 4
[pid 12871] close(3)                    = 0
[pid 12871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12871] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12871] close(5)                    = 0
[pid 12871] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12874 attached
) = 12874
[pid 12871] tkill(12874, SIGSTOP)       = 0
[pid 12874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12871, si_uid=0} ---
[pid 12871] exit_group(0 <unfinished ...>
[pid 12874] --- stopped by SIGSTOP ---
[pid 12871] <... exit_group resumed>)   = ?
[pid 12871] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12871, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12874] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 12875
./strace-static-x86_64: Process 12875 attached
[pid 12874] +++ killed by SIGHUP +++
[pid 12875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12875] setpgid(0, 0)               = 0
[pid 12875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12875] write(3, "1000", 4)         = 4
[pid 12875] close(3)                    = 0
[pid 12875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12875] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12875] close(5)                    = 0
[pid 12875] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12878 attached
) = 12878
[pid 12875] tkill(12878, SIGSTOP)       = 0
[pid 12875] exit_group(0 <unfinished ...>
[pid 12878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12875, si_uid=0} ---
[pid 12875] <... exit_group resumed>)   = ?
[pid 12878] --- stopped by SIGSTOP ---
[  252.159993][T12867] vhci_hcd vhci_hcd.0: port 0 already used
[  252.181443][T12871] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12875] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12875, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12878] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12878] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12879 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12879
[pid 12879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12879] setpgid(0, 0)               = 0
[pid 12879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12879] write(3, "1000", 4)         = 4
[pid 12879] close(3)                    = 0
[pid 12879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12879] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12879] close(5)                    = 0
[pid 12879] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12882 attached
) = 12882
[pid 12879] tkill(12882, SIGSTOP)       = 0
[pid 12879] exit_group(0)               = ?
[pid 12882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12879, si_uid=0} ---
[pid 12882] --- stopped by SIGSTOP ---
[pid 12879] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12879, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12882] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12883 attached
 <unfinished ...>
[pid 12882] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12883
[pid 12883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12883] setpgid(0, 0)               = 0
[pid 12883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12883] write(3, "1000", 4)         = 4
[pid 12883] close(3)                    = 0
[pid 12883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.204151][T12875] vhci_hcd vhci_hcd.0: port 0 already used
[  252.227869][T12879] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12883] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12883] close(5)                    = 0
[pid 12883] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12886 attached
) = 12886
[pid 12883] tkill(12886, SIGSTOP)       = 0
[pid 12886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12883, si_uid=0} ---
[pid 12883] exit_group(0 <unfinished ...>
[pid 12886] --- stopped by SIGSTOP ---
[pid 12883] <... exit_group resumed>)   = ?
[pid 12883] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12883, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12886] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12886] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12887 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12887
[pid 12887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12887] setpgid(0, 0)               = 0
[pid 12887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12887] write(3, "1000", 4)         = 4
[pid 12887] close(3)                    = 0
[pid 12887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.252008][T12883] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12887] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12887] close(5)                    = 0
[pid 12887] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12890 attached
) = 12890
[pid 12887] tkill(12890, SIGSTOP)       = 0
[pid 12890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12887, si_uid=0} ---
[pid 12887] exit_group(0 <unfinished ...>
[pid 12890] --- stopped by SIGSTOP ---
[pid 12887] <... exit_group resumed>)   = ?
[pid 12887] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12887, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12890] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12890] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12891 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12891
[pid 12891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12891] setpgid(0, 0)               = 0
[pid 12891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12891] write(3, "1000", 4)         = 4
[pid 12891] close(3)                    = 0
[pid 12891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12891] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12891] close(5)                    = 0
[pid 12891] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12894 attached
) = 12894
[pid 12891] tkill(12894, SIGSTOP)       = 0
[pid 12891] exit_group(0)               = ?
[pid 12894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12891, si_uid=0} ---
[pid 12894] --- stopped by SIGSTOP ---
[pid 12891] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12891, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12894] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12894] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12895 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12895
[pid 12895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12895] setpgid(0, 0)               = 0
[pid 12895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12895] write(3, "1000", 4)         = 4
[pid 12895] close(3)                    = 0
[pid 12895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.274889][T12887] vhci_hcd vhci_hcd.0: port 0 already used
[  252.308482][T12891] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12895] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12895] close(5)                    = 0
[pid 12895] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12900 attached
) = 12900
[pid 12895] tkill(12900, SIGSTOP)       = 0
[pid 12895] exit_group(0 <unfinished ...>
[pid 12900] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12895, si_uid=0} ---
[pid 12895] <... exit_group resumed>)   = ?
[pid 12900] --- stopped by SIGSTOP ---
[pid 12895] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12895, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12900] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12901 attached
 <unfinished ...>
[pid 12900] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12901
[pid 12901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12901] setpgid(0, 0)               = 0
[pid 12901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12901] write(3, "1000", 4)         = 4
[pid 12901] close(3)                    = 0
[pid 12901] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12901] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12901] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12901] close(5)                    = 0
[pid 12901] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12904 attached
) = 12904
[pid 12901] tkill(12904, SIGSTOP)       = 0
[pid 12904] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12901, si_uid=0} ---
[pid 12901] exit_group(0 <unfinished ...>
[pid 12904] --- stopped by SIGSTOP ---
[pid 12901] <... exit_group resumed>)   = ?
[pid 12901] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12901, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12904] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12904] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12905
./strace-static-x86_64: Process 12905 attached
[pid 12905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12905] setpgid(0, 0)               = 0
[pid 12905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12905] write(3, "1000", 4)         = 4
[pid 12905] close(3)                    = 0
[pid 12905] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12905] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12905] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12905] close(5)                    = 0
[pid 12905] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12909 attached
) = 12909
[pid 12905] tkill(12909, SIGSTOP)       = 0
[pid 12905] exit_group(0 <unfinished ...>
[pid 12909] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12905, si_uid=0} ---
[pid 12905] <... exit_group resumed>)   = ?
[pid 12909] --- stopped by SIGSTOP ---
[pid 12905] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12905, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12909] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12909] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12910 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12910
[pid 12910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12910] setpgid(0, 0)               = 0
[pid 12910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12910] write(3, "1000", 4)         = 4
[pid 12910] close(3)                    = 0
[pid 12910] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12910] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.331134][T12895] vhci_hcd vhci_hcd.0: port 0 already used
[  252.352368][T12901] vhci_hcd vhci_hcd.0: port 0 already used
[  252.374628][T12905] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12910] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12910] close(5)                    = 0
[pid 12910] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12914 attached
) = 12914
[pid 12910] tkill(12914, SIGSTOP)       = 0
[pid 12914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12910, si_uid=0} ---
[pid 12910] exit_group(0 <unfinished ...>
[pid 12914] --- stopped by SIGSTOP ---
[pid 12910] <... exit_group resumed>)   = ?
[pid 12910] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12910, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12914] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12914] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12915 attached
, child_tidptr=0x555556c505d0) = 12915
[pid 12915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12915] setpgid(0, 0)               = 0
[pid 12915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12915] write(3, "1000", 4)         = 4
[pid 12915] close(3)                    = 0
[pid 12915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12915] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12915] close(5)                    = 0
[pid 12915] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12918 attached
) = 12918
[pid 12915] tkill(12918, SIGSTOP)       = 0
[pid 12918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12915, si_uid=0} ---
[pid 12915] exit_group(0)               = ?
[pid 12918] --- stopped by SIGSTOP ---
[pid 12915] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12915, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12918] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12918] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12919 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12919
[pid 12919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12919] setpgid(0, 0)               = 0
[pid 12919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12919] write(3, "1000", 4)         = 4
[pid 12919] close(3)                    = 0
[pid 12919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.408376][T12910] vhci_hcd vhci_hcd.0: port 0 already used
[  252.432083][T12915] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12919] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12919] close(5)                    = 0
[pid 12919] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12922 attached
) = 12922
[pid 12919] tkill(12922, SIGSTOP)       = 0
[pid 12922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12919, si_uid=0} ---
[pid 12922] --- stopped by SIGSTOP ---
[pid 12919] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=12922, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 12919] exit_group(0)               = ?
[pid 12919] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12919, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12922] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12922] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12923 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12923
[pid 12923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12923] setpgid(0, 0)               = 0
[pid 12923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12923] write(3, "1000", 4)         = 4
[pid 12923] close(3)                    = 0
[pid 12923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12923] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12923] close(5)                    = 0
[pid 12923] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12926 attached
) = 12926
[pid 12923] tkill(12926, SIGSTOP)       = 0
[pid 12926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12923, si_uid=0} ---
[pid 12923] exit_group(0)               = ?
[pid 12926] --- stopped by SIGSTOP ---
[pid 12923] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12923, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12926] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12926] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12927 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12927
[pid 12927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12927] setpgid(0, 0)               = 0
[pid 12927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12927] write(3, "1000", 4)         = 4
[pid 12927] close(3)                    = 0
[pid 12927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.470699][T12919] vhci_hcd vhci_hcd.0: port 0 already used
[  252.494139][T12923] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12927] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12927] close(5)                    = 0
[pid 12927] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12930 attached
) = 12930
[pid 12927] tkill(12930, SIGSTOP)       = 0
[pid 12927] exit_group(0 <unfinished ...>
[pid 12930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12927, si_uid=0} ---
[pid 12927] <... exit_group resumed>)   = ?
[pid 12930] --- stopped by SIGSTOP ---
[pid 12927] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12927, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12930] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12930] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12931 attached
, child_tidptr=0x555556c505d0) = 12931
[pid 12931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12931] setpgid(0, 0)               = 0
[pid 12931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12931] write(3, "1000", 4)         = 4
[pid 12931] close(3)                    = 0
[pid 12931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.517062][T12927] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12931] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12931] close(5)                    = 0
[pid 12931] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12934 attached
) = 12934
[pid 12931] tkill(12934, SIGSTOP)       = 0
[pid 12931] exit_group(0 <unfinished ...>
[pid 12934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12931, si_uid=0} ---
[pid 12931] <... exit_group resumed>)   = ?
[pid 12934] --- stopped by SIGSTOP ---
[pid 12931] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12931, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12934] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12934] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12935 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12935
[pid 12935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12935] setpgid(0, 0)               = 0
[pid 12935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12935] write(3, "1000", 4)         = 4
[pid 12935] close(3)                    = 0
[pid 12935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12935] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12935] close(5)                    = 0
[pid 12935] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12938 attached
) = 12938
[pid 12935] tkill(12938, SIGSTOP)       = 0
[pid 12938] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12935, si_uid=0} ---
[pid 12935] exit_group(0 <unfinished ...>
[pid 12938] --- stopped by SIGSTOP ---
[pid 12935] <... exit_group resumed>)   = ?
[pid 12935] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12935, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12938] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12939 attached
 <unfinished ...>
[pid 12938] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12939
[pid 12939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12939] setpgid(0, 0)               = 0
[pid 12939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12939] write(3, "1000", 4)         = 4
[pid 12939] close(3)                    = 0
[pid 12939] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12939] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12939] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12939] close(5)                    = 0
[pid 12939] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12943 attached
) = 12943
[pid 12939] tkill(12943, SIGSTOP)       = 0
[pid 12939] exit_group(0 <unfinished ...>
[pid 12943] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12939, si_uid=0} ---
[pid 12939] <... exit_group resumed>)   = ?
[pid 12943] --- stopped by SIGSTOP ---
[pid 12939] +++ exited with 0 +++
[pid 12943] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12939, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12946 attached
 <unfinished ...>
[pid 12943] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12946
[pid 12946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12946] setpgid(0, 0)               = 0
[pid 12946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12946] write(3, "1000", 4)         = 4
[pid 12946] close(3)                    = 0
[pid 12946] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12946] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.543178][T12931] vhci_hcd vhci_hcd.0: port 0 already used
[  252.565097][T12935] vhci_hcd vhci_hcd.0: port 0 already used
[  252.586408][T12939] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12946] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12946] close(5)                    = 0
[pid 12946] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12951 attached
) = 12951
[pid 12946] tkill(12951, SIGSTOP)       = 0
[pid 12951] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12946, si_uid=0} ---
[pid 12946] exit_group(0 <unfinished ...>
[pid 12951] --- stopped by SIGSTOP ---
[pid 12946] <... exit_group resumed>)   = ?
[pid 12946] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12946, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12951] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12951] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12953 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12953
[pid 12953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12953] setpgid(0, 0)               = 0
[pid 12953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12953] write(3, "1000", 4)         = 4
[pid 12953] close(3)                    = 0
[pid 12953] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12953] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12953] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12953] close(5)                    = 0
[pid 12953] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12956 attached
) = 12956
[pid 12953] tkill(12956, SIGSTOP)       = 0
[pid 12956] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12953, si_uid=0} ---
[pid 12953] exit_group(0 <unfinished ...>
[pid 12956] --- stopped by SIGSTOP ---
[pid 12953] <... exit_group resumed>)   = ?
[pid 12953] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12953, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12956] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12958 attached
 <unfinished ...>
[pid 12956] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12958
[pid 12958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12958] setpgid(0, 0)               = 0
[pid 12958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12958] write(3, "1000", 4)         = 4
[pid 12958] close(3)                    = 0
[pid 12958] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12958] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.608826][T12946] vhci_hcd vhci_hcd.0: port 0 already used
[  252.631121][T12953] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12958] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12958] close(5)                    = 0
[pid 12958] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12962 attached
) = 12962
[pid 12958] tkill(12962, SIGSTOP)       = 0
[pid 12958] exit_group(0 <unfinished ...>
[pid 12962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12958, si_uid=0} ---
[pid 12958] <... exit_group resumed>)   = ?
[pid 12962] --- stopped by SIGSTOP ---
[pid 12958] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12958, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12962] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12963 attached
 <unfinished ...>
[pid 12962] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12963
[pid 12963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12963] setpgid(0, 0)               = 0
[pid 12963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12963] write(3, "1000", 4)         = 4
[pid 12963] close(3)                    = 0
[pid 12963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12963] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12963] close(5)                    = 0
[pid 12963] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12966 attached
) = 12966
[pid 12963] tkill(12966, SIGSTOP)       = 0
[pid 12963] exit_group(0 <unfinished ...>
[pid 12966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12963, si_uid=0} ---
[pid 12963] <... exit_group resumed>)   = ?
[pid 12966] --- stopped by SIGSTOP ---
[pid 12963] +++ exited with 0 +++
[pid 12966] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12963, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12966] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12967 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12967
[pid 12967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12967] setpgid(0, 0)               = 0
[pid 12967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12967] write(3, "1000", 4)         = 4
[pid 12967] close(3)                    = 0
[pid 12967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.654946][T12958] vhci_hcd vhci_hcd.0: port 0 already used
[  252.676945][T12963] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12967] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12967] close(5)                    = 0
[pid 12967] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12970 attached
) = 12970
[pid 12967] tkill(12970, SIGSTOP)       = 0
[pid 12970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12967, si_uid=0} ---
[pid 12967] exit_group(0 <unfinished ...>
[pid 12970] --- stopped by SIGSTOP ---
[pid 12967] <... exit_group resumed>)   = ?
[pid 12967] +++ exited with 0 +++
[pid 12970] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12967, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12971 attached
, child_tidptr=0x555556c505d0) = 12971
[pid 12971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12970] +++ killed by SIGHUP +++
[pid 12971] setpgid(0, 0)               = 0
[pid 12971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12971] write(3, "1000", 4)         = 4
[pid 12971] close(3)                    = 0
[pid 12971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12971] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12971] close(5)                    = 0
[pid 12971] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12974 attached
) = 12974
[pid 12971] tkill(12974, SIGSTOP)       = 0
[pid 12974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12971, si_uid=0} ---
[pid 12971] exit_group(0 <unfinished ...>
[pid 12974] --- stopped by SIGSTOP ---
[pid 12971] <... exit_group resumed>)   = ?
[pid 12971] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12971, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12974] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12974] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12975 attached
, child_tidptr=0x555556c505d0) = 12975
[pid 12975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12975] setpgid(0, 0)               = 0
[pid 12975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12975] write(3, "1000", 4)         = 4
[pid 12975] close(3)                    = 0
[pid 12975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.699591][T12967] vhci_hcd vhci_hcd.0: port 0 already used
[  252.721728][T12971] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12975] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12975] close(5)                    = 0
[pid 12975] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12979 attached
) = 12979
[pid 12975] tkill(12979, SIGSTOP)       = 0
[pid 12979] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12975, si_uid=0} ---
[pid 12975] exit_group(0 <unfinished ...>
[pid 12979] --- stopped by SIGSTOP ---
[pid 12975] <... exit_group resumed>)   = ?
[pid 12975] +++ exited with 0 +++
[pid 12979] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12975, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 12979] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12981 attached
, child_tidptr=0x555556c505d0) = 12981
[pid 12981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12981] setpgid(0, 0)               = 0
[pid 12981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12981] write(3, "1000", 4)         = 4
[pid 12981] close(3)                    = 0
[pid 12981] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12981] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12981] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12981] close(5)                    = 0
[pid 12981] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12984 attached
) = 12984
[pid 12981] tkill(12984, SIGSTOP)       = 0
[pid 12984] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12981, si_uid=0} ---
[pid 12981] exit_group(0)               = ?
[pid 12984] --- stopped by SIGSTOP ---
[pid 12981] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12981, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 12984] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12984] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12985 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12985
[pid 12985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12985] setpgid(0, 0)               = 0
[pid 12985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12985] write(3, "1000", 4)         = 4
[pid 12985] close(3)                    = 0
[pid 12985] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12985] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.744942][T12975] vhci_hcd vhci_hcd.0: port 0 already used
[  252.768363][T12981] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12985] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12985] close(5)                    = 0
[pid 12985] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12988 attached
) = 12988
[pid 12985] tkill(12988, SIGSTOP)       = 0
[pid 12988] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12985, si_uid=0} ---
[pid 12985] exit_group(0 <unfinished ...>
[pid 12988] --- stopped by SIGSTOP ---
[pid 12985] <... exit_group resumed>)   = ?
[pid 12985] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12985, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 12988] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12989 attached
 <unfinished ...>
[pid 12988] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12989
[pid 12989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12989] setpgid(0, 0)               = 0
[pid 12989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12989] write(3, "1000", 4)         = 4
[pid 12989] close(3)                    = 0
[pid 12989] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12989] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12989] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12989] close(5)                    = 0
[pid 12989] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12992 attached
) = 12992
[pid 12989] tkill(12992, SIGSTOP)       = 0
[pid 12992] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12989, si_uid=0} ---
[pid 12992] --- stopped by SIGSTOP ---
[pid 12989] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=12992, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 12989] exit_group(0)               = ?
[pid 12989] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12989, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 12992] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12992] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 12993 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12993
[pid 12993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12993] setpgid(0, 0)               = 0
[pid 12993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12993] write(3, "1000", 4)         = 4
[pid 12993] close(3)                    = 0
[pid 12993] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12993] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12993] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12993] close(5)                    = 0
[  252.790345][T12985] vhci_hcd vhci_hcd.0: port 0 already used
[  252.811875][T12989] vhci_hcd vhci_hcd.0: port 0 already used
[pid 12993] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 12996 attached
) = 12996
[pid 12993] tkill(12996, SIGSTOP)       = 0
[pid 12993] exit_group(0)               = ?
[pid 12993] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12993, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid 12996] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12993, si_uid=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 12996] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 12997 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 12997
[pid 12997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 12997] setpgid(0, 0)               = 0
[pid 12997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 12997] write(3, "1000", 4)         = 4
[pid 12997] close(3)                    = 0
[pid 12997] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 12997] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 12997] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 12997] close(5)                    = 0
[pid 12997] clone(child_stack=NULL, flags=0) = 13000
[pid 12997] tkill(13000, SIGSTOP)       = 0
[pid 12997] exit_group(0)               = ?
[pid 12997] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12997, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13000 attached
 <unfinished ...>
[pid 13000] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=12997, si_uid=0} ---
./strace-static-x86_64: Process 13002 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13002
[pid 13000] --- stopped by SIGSTOP ---
[pid 13002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13002] setpgid(0, 0)               = 0
[pid 13002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13002] write(3, "1000", 4)         = 4
[pid 13002] close(3)                    = 0
[pid 13002] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13002] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.835763][T12993] vhci_hcd vhci_hcd.0: port 0 already used
[  252.858755][T12997] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13002] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13002] close(5)                    = 0
[pid 13002] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13006 attached
) = 13006
[pid 13002] tkill(13006, SIGSTOP)       = 0
[pid 13006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13002, si_uid=0} ---
[pid 13006] --- stopped by SIGSTOP ---
[pid 13002] exit_group(0)               = ?
[pid 13002] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13002, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13006] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13006] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13007 attached
, child_tidptr=0x555556c505d0) = 13007
[pid 13007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13007] setpgid(0, 0)               = 0
[pid 13007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13007] write(3, "1000", 4)         = 4
[pid 13007] close(3)                    = 0
[pid 13007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13007] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13007] close(5)                    = 0
[pid 13007] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13010 attached
) = 13010
[pid 13007] tkill(13010, SIGSTOP)       = 0
[pid 13010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13007, si_uid=0} ---
[pid 13007] exit_group(0)               = ?
[pid 13010] --- stopped by SIGSTOP ---
[pid 13007] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13007, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13010] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13010] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13011 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13011
[pid 13011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13011] setpgid(0, 0)               = 0
[pid 13011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13011] write(3, "1000", 4)         = 4
[pid 13011] close(3)                    = 0
[pid 13011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.883971][T13002] vhci_hcd vhci_hcd.0: port 0 already used
[  252.910100][T13007] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13011] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13011] close(5)                    = 0
[pid 13011] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13015 attached
) = 13015
[pid 13011] tkill(13015, SIGSTOP)       = 0
[pid 13011] exit_group(0)               = ?
[pid 13015] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13011, si_uid=0} ---
[pid 13015] --- stopped by SIGSTOP ---
[pid 13011] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13011, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13015] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13017 attached
, child_tidptr=0x555556c505d0) = 13017
[pid 13015] +++ killed by SIGHUP +++
[pid 13017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13017] setpgid(0, 0)               = 0
[pid 13017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13017] write(3, "1000", 4)         = 4
[pid 13017] close(3)                    = 0
[pid 13017] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13017] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13017] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13017] close(5)                    = 0
[pid 13017] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13020 attached
) = 13020
[pid 13017] tkill(13020, SIGSTOP)       = 0
[pid 13017] exit_group(0 <unfinished ...>
[pid 13020] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13017, si_uid=0} ---
[pid 13017] <... exit_group resumed>)   = ?
[pid 13020] --- stopped by SIGSTOP ---
[pid 13017] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13017, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13020] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13020] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13021 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13021
[pid 13021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13021] setpgid(0, 0)               = 0
[pid 13021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13021] write(3, "1000", 4)         = 4
[pid 13021] close(3)                    = 0
[pid 13021] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13021] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13021] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13021] close(5)                    = 0
[pid 13021] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13024 attached
) = 13024
[pid 13021] tkill(13024, SIGSTOP)       = 0
[pid 13024] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13021, si_uid=0} ---
[pid 13021] exit_group(0 <unfinished ...>
[pid 13024] --- stopped by SIGSTOP ---
[pid 13021] <... exit_group resumed>)   = ?
[  252.931290][T13011] vhci_hcd vhci_hcd.0: port 0 already used
[  252.951750][T13017] vhci_hcd vhci_hcd.0: port 0 already used
[  252.974117][T13021] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13021] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13021, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13024] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13024] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13025 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13025
[pid 13025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13025] setpgid(0, 0)               = 0
[pid 13025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13025] write(3, "1000", 4)         = 4
[pid 13025] close(3)                    = 0
[pid 13025] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13025] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13025] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13025] close(5)                    = 0
[pid 13025] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13028 attached
) = 13028
[pid 13025] tkill(13028, SIGSTOP <unfinished ...>
[pid 13028] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13025, si_uid=0} ---
[pid 13025] <... tkill resumed>)        = 0
[pid 13025] exit_group(0 <unfinished ...>
[pid 13028] --- stopped by SIGSTOP ---
[pid 13025] <... exit_group resumed>)   = ?
[pid 13025] +++ exited with 0 +++
[pid 13028] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13025, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13028] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13029
./strace-static-x86_64: Process 13029 attached
[pid 13029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13029] setpgid(0, 0)               = 0
[pid 13029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13029] write(3, "1000", 4)         = 4
[pid 13029] close(3)                    = 0
[pid 13029] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13029] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13029] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13029] close(5)                    = 0
[pid 13029] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13032 attached
) = 13032
[pid 13029] tkill(13032, SIGSTOP)       = 0
[pid 13032] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13029, si_uid=0} ---
[pid 13029] exit_group(0 <unfinished ...>
[pid 13032] --- stopped by SIGSTOP ---
[pid 13029] <... exit_group resumed>)   = ?
[pid 13029] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13029, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13032] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13032] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13033 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13033
[pid 13033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13033] setpgid(0, 0)               = 0
[pid 13033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13033] write(3, "1000", 4)         = 4
[pid 13033] close(3)                    = 0
[pid 13033] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13033] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  252.994698][T13025] vhci_hcd vhci_hcd.0: port 0 already used
[  253.018737][T13029] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13033] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13033] close(5)                    = 0
[pid 13033] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13036 attached
) = 13036
[pid 13033] tkill(13036, SIGSTOP)       = 0
[pid 13036] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13033, si_uid=0} ---
[pid 13033] exit_group(0 <unfinished ...>
[pid 13036] --- stopped by SIGSTOP ---
[pid 13033] <... exit_group resumed>)   = ?
[pid 13033] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13033, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13036] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13037
[pid 13036] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13037 attached
[pid 13037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13037] setpgid(0, 0)               = 0
[pid 13037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13037] write(3, "1000", 4)         = 4
[pid 13037] close(3)                    = 0
[pid 13037] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13037] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13037] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13037] close(5)                    = 0
[pid 13037] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13040 attached
) = 13040
[pid 13037] tkill(13040, SIGSTOP <unfinished ...>
[pid 13040] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13037, si_uid=0} ---
[pid 13037] <... tkill resumed>)        = 0
[pid 13040] --- stopped by SIGSTOP ---
[pid 13037] exit_group(0)               = ?
[pid 13037] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13037, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13040] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13041
./strace-static-x86_64: Process 13041 attached
[pid 13040] +++ killed by SIGHUP +++
[pid 13041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13041] setpgid(0, 0)               = 0
[pid 13041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13041] write(3, "1000", 4)         = 4
[pid 13041] close(3)                    = 0
[pid 13041] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13041] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.041406][T13033] vhci_hcd vhci_hcd.0: port 0 already used
[  253.062641][T13037] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13041] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13041] close(5)                    = 0
[pid 13041] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13044 attached
) = 13044
[pid 13041] tkill(13044, SIGSTOP)       = 0
[pid 13041] exit_group(0 <unfinished ...>
[pid 13044] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13041, si_uid=0} ---
[pid 13041] <... exit_group resumed>)   = ?
[pid 13044] --- stopped by SIGSTOP ---
[pid 13041] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13041, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13044] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13045 attached
, child_tidptr=0x555556c505d0) = 13045
[pid 13044] +++ killed by SIGHUP +++
[pid 13045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13045] setpgid(0, 0)               = 0
[pid 13045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13045] write(3, "1000", 4)         = 4
[pid 13045] close(3)                    = 0
[pid 13045] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13045] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13045] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13045] close(5)                    = 0
[pid 13045] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13048 attached
) = 13048
[pid 13045] tkill(13048, SIGSTOP)       = 0
[pid 13045] exit_group(0)               = ?
[pid 13048] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13045, si_uid=0} ---
[pid 13048] --- stopped by SIGSTOP ---
[pid 13045] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13045, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13048] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13048] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13049 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13049
[pid 13049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13049] setpgid(0, 0)               = 0
[pid 13049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13049] write(3, "1000", 4)         = 4
[pid 13049] close(3)                    = 0
[pid 13049] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13049] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.085209][T13041] vhci_hcd vhci_hcd.0: port 0 already used
[  253.107798][T13045] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13049] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13049] close(5)                    = 0
[pid 13049] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13052 attached
) = 13052
[pid 13049] tkill(13052, SIGSTOP)       = 0
[pid 13049] exit_group(0 <unfinished ...>
[pid 13052] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13049, si_uid=0} ---
[pid 13049] <... exit_group resumed>)   = ?
[pid 13052] --- stopped by SIGSTOP ---
[pid 13049] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13049, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13052] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13052] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13053 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13053
[pid 13053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13053] setpgid(0, 0)               = 0
[pid 13053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13053] write(3, "1000", 4)         = 4
[pid 13053] close(3)                    = 0
[pid 13053] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13053] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13053] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13053] close(5)                    = 0
[pid 13053] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13058 attached
) = 13058
[pid 13053] tkill(13058, SIGSTOP <unfinished ...>
[pid 13058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13053, si_uid=0} ---
[pid 13053] <... tkill resumed>)        = 0
[pid 13058] --- stopped by SIGSTOP ---
[pid 13053] exit_group(0)               = ?
[pid 13053] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13053, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13058] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13058] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13059 attached
, child_tidptr=0x555556c505d0) = 13059
[pid 13059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13059] setpgid(0, 0)               = 0
[pid 13059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13059] write(3, "1000", 4)         = 4
[pid 13059] close(3)                    = 0
[pid 13059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.130469][T13049] vhci_hcd vhci_hcd.0: port 0 already used
[  253.153247][T13053] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13059] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13059] close(5)                    = 0
[pid 13059] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13062 attached
) = 13062
[pid 13059] tkill(13062, SIGSTOP)       = 0
[pid 13059] exit_group(0 <unfinished ...>
[pid 13062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13059, si_uid=0} ---
[pid 13059] <... exit_group resumed>)   = ?
[pid 13062] --- stopped by SIGSTOP ---
[pid 13059] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13059, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13062] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13062] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13063
./strace-static-x86_64: Process 13063 attached
[pid 13063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13063] setpgid(0, 0)               = 0
[pid 13063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13063] write(3, "1000", 4)         = 4
[pid 13063] close(3)                    = 0
[pid 13063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13063] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13063] close(5)                    = 0
[pid 13063] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13066 attached
) = 13066
[pid 13063] tkill(13066, SIGSTOP)       = 0
[pid 13066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13063, si_uid=0} ---
[pid 13063] exit_group(0)               = ?
[pid 13066] --- stopped by SIGSTOP ---
[pid 13063] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13063, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13066] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13066] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13067 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13067
[pid 13067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13067] setpgid(0, 0)               = 0
[pid 13067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13067] write(3, "1000", 4)         = 4
[pid 13067] close(3)                    = 0
[pid 13067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.176550][T13059] vhci_hcd vhci_hcd.0: port 0 already used
[  253.199864][T13063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13067] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13067] close(5)                    = 0
[pid 13067] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13070 attached
) = 13070
[pid 13067] tkill(13070, SIGSTOP)       = 0
[pid 13070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13067, si_uid=0} ---
[pid 13067] exit_group(0 <unfinished ...>
[pid 13070] --- stopped by SIGSTOP ---
[pid 13067] <... exit_group resumed>)   = ?
[pid 13067] +++ exited with 0 +++
[pid 13070] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13067, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13070] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13071 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13071
[pid 13071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13071] setpgid(0, 0)               = 0
[pid 13071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13071] write(3, "1000", 4)         = 4
[pid 13071] close(3)                    = 0
[pid 13071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13071] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13071] close(5)                    = 0
[pid 13071] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13074 attached
) = 13074
[pid 13071] tkill(13074, SIGSTOP)       = 0
[pid 13074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13071, si_uid=0} ---
[pid 13074] --- stopped by SIGSTOP ---
[pid 13071] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13074, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13071] exit_group(0)               = ?
[pid 13071] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13071, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13074] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13074] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13075 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13075
[pid 13075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13075] setpgid(0, 0)               = 0
[pid 13075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13075] write(3, "1000", 4)         = 4
[pid 13075] close(3)                    = 0
[pid 13075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13075] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13075] close(5)                    = 0
[pid 13075] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13078 attached
) = 13078
[pid 13075] tkill(13078, SIGSTOP)       = 0
[pid 13078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13075, si_uid=0} ---
[pid 13075] exit_group(0 <unfinished ...>
[pid 13078] --- stopped by SIGSTOP ---
[pid 13075] <... exit_group resumed>)   = ?
[pid 13075] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13075, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13078] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13079
./strace-static-x86_64: Process 13079 attached
[pid 13078] +++ killed by SIGHUP +++
[pid 13079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13079] setpgid(0, 0)               = 0
[pid 13079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13079] write(3, "1000", 4)         = 4
[pid 13079] close(3)                    = 0
[pid 13079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.221998][T13067] vhci_hcd vhci_hcd.0: port 0 already used
[  253.243922][T13071] vhci_hcd vhci_hcd.0: port 0 already used
[  253.266374][T13075] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13079] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13079] close(5)                    = 0
[pid 13079] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13082 attached
) = 13082
[pid 13079] tkill(13082, SIGSTOP)       = 0
[pid 13079] exit_group(0 <unfinished ...>
[pid 13082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13079, si_uid=0} ---
[pid 13079] <... exit_group resumed>)   = ?
[pid 13082] --- stopped by SIGSTOP ---
[pid 13079] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13079, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13082] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13082] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13083 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13083
[pid 13083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13083] setpgid(0, 0)               = 0
[pid 13083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13083] write(3, "1000", 4)         = 4
[pid 13083] close(3)                    = 0
[pid 13083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13083] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13083] close(5)                    = 0
[pid 13083] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13086 attached
) = 13086
[pid 13083] tkill(13086, SIGSTOP)       = 0
[pid 13086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13083, si_uid=0} ---
[pid 13083] exit_group(0 <unfinished ...>
[pid 13086] --- stopped by SIGSTOP ---
[pid 13083] <... exit_group resumed>)   = ?
[pid 13083] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13083, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13086] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13086] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13087 attached
, child_tidptr=0x555556c505d0) = 13087
[pid 13087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13087] setpgid(0, 0)               = 0
[pid 13087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13087] write(3, "1000", 4)         = 4
[pid 13087] close(3)                    = 0
[pid 13087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13087] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13087] close(5)                    = 0
[pid 13087] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13090 attached
) = 13090
[pid 13087] tkill(13090, SIGSTOP)       = 0
[pid 13087] exit_group(0 <unfinished ...>
[pid 13090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13087, si_uid=0} ---
[pid 13087] <... exit_group resumed>)   = ?
[pid 13090] --- stopped by SIGSTOP ---
[pid 13087] +++ exited with 0 +++
[pid 13090] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13087, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13090] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13091
./strace-static-x86_64: Process 13091 attached
[pid 13091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13091] setpgid(0, 0)               = 0
[pid 13091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13091] write(3, "1000", 4)         = 4
[pid 13091] close(3)                    = 0
[pid 13091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.288541][T13079] vhci_hcd vhci_hcd.0: port 0 already used
[  253.310088][T13083] vhci_hcd vhci_hcd.0: port 0 already used
[  253.332359][T13087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13091] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13091] close(5)                    = 0
[pid 13091] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13094 attached
) = 13094
[pid 13091] tkill(13094, SIGSTOP)       = 0
[pid 13094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13091, si_uid=0} ---
[pid 13091] exit_group(0 <unfinished ...>
[pid 13094] --- stopped by SIGSTOP ---
[pid 13091] <... exit_group resumed>)   = ?
[pid 13091] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13091, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13094] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13094] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13095 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13095
[pid 13095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13095] setpgid(0, 0)               = 0
[pid 13095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13095] write(3, "1000", 4)         = 4
[pid 13095] close(3)                    = 0
[pid 13095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13095] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13095] close(5)                    = 0
[pid 13095] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13099 attached
) = 13099
[pid 13095] tkill(13099, SIGSTOP)       = 0
[pid 13099] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13095, si_uid=0} ---
[pid 13099] --- stopped by SIGSTOP ---
[pid 13095] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13099, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13095] exit_group(0)               = ?
[pid 13095] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13095, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13099] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13100 attached
, child_tidptr=0x555556c505d0) = 13100
[pid 13099] +++ killed by SIGHUP +++
[pid 13100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13100] setpgid(0, 0)               = 0
[pid 13100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13100] write(3, "1000", 4)         = 4
[pid 13100] close(3)                    = 0
[pid 13100] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13100] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13100] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  253.355873][T13091] vhci_hcd vhci_hcd.0: port 0 already used
[  253.378201][T13095] vhci_hcd vhci_hcd.0: port 0 already used
[  253.400492][T13100] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13100] close(5)                    = 0
[pid 13100] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13104 attached
) = 13104
[pid 13100] tkill(13104, SIGSTOP)       = 0
[pid 13104] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13100, si_uid=0} ---
[pid 13100] exit_group(0 <unfinished ...>
[pid 13104] --- stopped by SIGSTOP ---
[pid 13100] <... exit_group resumed>)   = ?
[pid 13100] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13100, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13104] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13105 attached
, child_tidptr=0x555556c505d0) = 13105
[pid 13104] +++ killed by SIGHUP +++
[pid 13105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13105] setpgid(0, 0)               = 0
[pid 13105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13105] write(3, "1000", 4)         = 4
[pid 13105] close(3)                    = 0
[pid 13105] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13105] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13105] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13105] close(5)                    = 0
[pid 13105] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13108 attached
) = 13108
[pid 13105] tkill(13108, SIGSTOP)       = 0
[pid 13108] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13105, si_uid=0} ---
[pid 13105] exit_group(0 <unfinished ...>
[pid 13108] --- stopped by SIGSTOP ---
[pid 13105] <... exit_group resumed>)   = ?
[pid 13105] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13105, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13108] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13108] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13109 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13109
[pid 13109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13109] setpgid(0, 0)               = 0
[pid 13109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13109] write(3, "1000", 4)         = 4
[pid 13109] close(3)                    = 0
[pid 13109] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13109] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13109] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13109] close(5)                    = 0
[pid 13109] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13112 attached
) = 13112
[pid 13109] tkill(13112, SIGSTOP)       = 0
[pid 13109] exit_group(0 <unfinished ...>
[pid 13112] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13109, si_uid=0} ---
[pid 13112] --- stopped by SIGSTOP ---
[pid 13109] <... exit_group resumed>)   = ?
[pid 13109] +++ exited with 0 +++
[pid 13112] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13109, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13112] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13113 attached
, child_tidptr=0x555556c505d0) = 13113
[pid 13113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13113] setpgid(0, 0)               = 0
[pid 13113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13113] write(3, "1000", 4)         = 4
[pid 13113] close(3)                    = 0
[pid 13113] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13113] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13113] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13113] close(5)                    = 0
[pid 13113] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13116 attached
) = 13116
[pid 13113] tkill(13116, SIGSTOP)       = 0
[pid 13113] exit_group(0 <unfinished ...>
[pid 13116] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13113, si_uid=0} ---
[pid 13113] <... exit_group resumed>)   = ?
[pid 13113] +++ exited with 0 +++
[pid 13116] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13113, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13117
./strace-static-x86_64: Process 13117 attached
[pid 13117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13117] setpgid(0, 0)               = 0
[pid 13117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13117] write(3, "1000", 4)         = 4
[pid 13117] close(3)                    = 0
[pid 13117] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13117] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.420475][T13105] vhci_hcd vhci_hcd.0: port 0 already used
[  253.440507][T13109] vhci_hcd vhci_hcd.0: port 0 already used
[  253.463611][T13113] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13117] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13117] close(5)                    = 0
[pid 13117] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13120 attached
) = 13120
[pid 13117] tkill(13120, SIGSTOP)       = 0
[pid 13120] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13117, si_uid=0} ---
[pid 13117] exit_group(0)               = ?
[pid 13120] --- stopped by SIGSTOP ---
[pid 13117] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13117, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13120] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13120] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13121 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13121
[pid 13121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13121] setpgid(0, 0)               = 0
[pid 13121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13121] write(3, "1000", 4)         = 4
[pid 13121] close(3)                    = 0
[pid 13121] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13121] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13121] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13121] close(5)                    = 0
[pid 13121] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13124 attached
) = 13124
[pid 13121] tkill(13124, SIGSTOP)       = 0
[pid 13124] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13121, si_uid=0} ---
[pid 13121] exit_group(0 <unfinished ...>
[pid 13124] --- stopped by SIGSTOP ---
[pid 13121] <... exit_group resumed>)   = ?
[pid 13121] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13121, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13124] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13124] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13125 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13125
[pid 13125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13125] setpgid(0, 0)               = 0
[pid 13125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13125] write(3, "1000", 4)         = 4
[pid 13125] close(3)                    = 0
[pid 13125] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13125] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.485154][T13117] vhci_hcd vhci_hcd.0: port 0 already used
[  253.507493][T13121] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13125] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13125] close(5)                    = 0
[pid 13125] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13128 attached
) = 13128
[pid 13125] tkill(13128, SIGSTOP)       = 0
[pid 13128] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13125, si_uid=0} ---
[pid 13125] exit_group(0 <unfinished ...>
[pid 13128] --- stopped by SIGSTOP ---
[pid 13125] <... exit_group resumed>)   = ?
[pid 13125] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13125, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13128] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13128] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13129 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13129
[pid 13129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13129] setpgid(0, 0)               = 0
[pid 13129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13129] write(3, "1000", 4)         = 4
[pid 13129] close(3)                    = 0
[pid 13129] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13129] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13129] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13129] close(5)                    = 0
[pid 13129] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13132 attached
) = 13132
[pid 13129] tkill(13132, SIGSTOP)       = 0
[pid 13129] exit_group(0)               = ?
[pid 13132] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13129, si_uid=0} ---
[pid 13132] --- stopped by SIGSTOP ---
[pid 13129] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13129, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13132] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13133 attached
, child_tidptr=0x555556c505d0) = 13133
[pid 13132] +++ killed by SIGHUP +++
[pid 13133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13133] setpgid(0, 0)               = 0
[pid 13133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13133] write(3, "1000", 4)         = 4
[pid 13133] close(3)                    = 0
[pid 13133] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13133] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13133] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13133] close(5)                    = 0
[pid 13133] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13136 attached
) = 13136
[pid 13133] tkill(13136, SIGSTOP)       = 0
[pid 13133] exit_group(0 <unfinished ...>
[pid 13136] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13133, si_uid=0} ---
[pid 13133] <... exit_group resumed>)   = ?
[pid 13136] --- stopped by SIGSTOP ---
[pid 13133] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13133, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13136] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13136] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13137 attached
, child_tidptr=0x555556c505d0) = 13137
[pid 13137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13137] setpgid(0, 0)               = 0
[pid 13137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13137] write(3, "1000", 4)         = 4
[pid 13137] close(3)                    = 0
[pid 13137] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13137] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.531666][T13125] vhci_hcd vhci_hcd.0: port 0 already used
[  253.553848][T13129] vhci_hcd vhci_hcd.0: port 0 already used
[  253.574499][T13133] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13137] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13137] close(5)                    = 0
[pid 13137] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13140 attached
) = 13140
[pid 13137] tkill(13140, SIGSTOP)       = 0
[pid 13140] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13137, si_uid=0} ---
[pid 13137] exit_group(0)               = ?
[pid 13140] --- stopped by SIGSTOP ---
[pid 13137] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13137, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13140] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13140] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13141 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13141
[pid 13141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13141] setpgid(0, 0)               = 0
[pid 13141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13141] write(3, "1000", 4)         = 4
[pid 13141] close(3)                    = 0
[pid 13141] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13141] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13141] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13141] close(5)                    = 0
[pid 13141] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13144 attached
) = 13144
[pid 13141] tkill(13144, SIGSTOP)       = 0
[pid 13144] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13141, si_uid=0} ---
[pid 13141] exit_group(0)               = ?
[pid 13144] --- stopped by SIGSTOP ---
[pid 13141] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13141, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13144] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13144] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13145 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13145
[pid 13145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13145] setpgid(0, 0)               = 0
[pid 13145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13145] write(3, "1000", 4)         = 4
[pid 13145] close(3)                    = 0
[pid 13145] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13145] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13145] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13145] close(5)                    = 0
[pid 13145] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13148 attached
) = 13148
[pid 13145] tkill(13148, SIGSTOP)       = 0
[pid 13148] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13145, si_uid=0} ---
[pid 13145] exit_group(0)               = ?
[pid 13148] --- stopped by SIGSTOP ---
[pid 13145] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13145, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13148] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13149
./strace-static-x86_64: Process 13149 attached
[pid 13148] +++ killed by SIGHUP +++
[pid 13149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13149] setpgid(0, 0)               = 0
[pid 13149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13149] write(3, "1000", 4)         = 4
[pid 13149] close(3)                    = 0
[pid 13149] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13149] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.597928][T13137] vhci_hcd vhci_hcd.0: port 0 already used
[  253.620147][T13141] vhci_hcd vhci_hcd.0: port 0 already used
[  253.641515][T13145] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13149] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13149] close(5)                    = 0
[pid 13149] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13152 attached
) = 13152
[pid 13149] tkill(13152, SIGSTOP)       = 0
[pid 13152] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13149, si_uid=0} ---
[pid 13149] exit_group(0)               = ?
[pid 13152] --- stopped by SIGSTOP ---
[pid 13149] +++ exited with 0 +++
[pid 13152] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13149, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13152] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13153 attached
, child_tidptr=0x555556c505d0) = 13153
[pid 13153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13153] setpgid(0, 0)               = 0
[pid 13153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13153] write(3, "1000", 4)         = 4
[pid 13153] close(3)                    = 0
[pid 13153] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13153] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13153] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13153] close(5)                    = 0
[pid 13153] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13156 attached
) = 13156
[pid 13153] tkill(13156, SIGSTOP)       = 0
[pid 13156] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13153, si_uid=0} ---
[pid 13153] exit_group(0 <unfinished ...>
[pid 13156] --- stopped by SIGSTOP ---
[pid 13153] <... exit_group resumed>)   = ?
[pid 13153] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13153, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13156] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13156] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13157 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13157
[pid 13157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13157] setpgid(0, 0)               = 0
[pid 13157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13157] write(3, "1000", 4)         = 4
[pid 13157] close(3)                    = 0
[pid 13157] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13157] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13157] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13157] close(5)                    = 0
[pid 13157] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13160 attached
) = 13160
[pid 13157] tkill(13160, SIGSTOP)       = 0
[pid 13160] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13157, si_uid=0} ---
[pid 13157] exit_group(0 <unfinished ...>
[pid 13160] --- stopped by SIGSTOP ---
[pid 13157] <... exit_group resumed>)   = ?
[pid 13157] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13157, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13160] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13160] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13161 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13161
[pid 13161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13161] setpgid(0, 0)               = 0
[pid 13161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13161] write(3, "1000", 4)         = 4
[pid 13161] close(3)                    = 0
[pid 13161] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13161] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.664599][T13149] vhci_hcd vhci_hcd.0: port 0 already used
[  253.686449][T13153] vhci_hcd vhci_hcd.0: port 0 already used
[  253.708466][T13157] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13161] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13161] close(5)                    = 0
[pid 13161] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13164 attached
) = 13164
[pid 13161] tkill(13164, SIGSTOP)       = 0
[pid 13161] exit_group(0 <unfinished ...>
[pid 13164] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13161, si_uid=0} ---
[pid 13161] <... exit_group resumed>)   = ?
[pid 13164] --- stopped by SIGSTOP ---
[pid 13161] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13161, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13164] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13164] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13165 attached
, child_tidptr=0x555556c505d0) = 13165
[pid 13165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13165] setpgid(0, 0)               = 0
[pid 13165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13165] write(3, "1000", 4)         = 4
[pid 13165] close(3)                    = 0
[pid 13165] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13165] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13165] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13165] close(5)                    = 0
[pid 13165] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13168 attached
) = 13168
[pid 13165] tkill(13168, SIGSTOP)       = 0
[pid 13165] exit_group(0)               = ?
[pid 13168] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13165, si_uid=0} ---
[pid 13168] --- stopped by SIGSTOP ---
[pid 13165] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13165, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13168] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13168] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13169 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13169
[pid 13169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13169] setpgid(0, 0)               = 0
[pid 13169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13169] write(3, "1000", 4)         = 4
[pid 13169] close(3)                    = 0
[pid 13169] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13169] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13169] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13169] close(5)                    = 0
[pid 13169] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13172 attached
) = 13172
[pid 13169] tkill(13172, SIGSTOP)       = 0
[pid 13169] exit_group(0 <unfinished ...>
[pid 13172] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13169, si_uid=0} ---
[pid 13169] <... exit_group resumed>)   = ?
[pid 13172] --- stopped by SIGSTOP ---
[pid 13169] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13169, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13172] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13173 attached
 <unfinished ...>
[pid 13172] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13173
[pid 13173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13173] setpgid(0, 0)               = 0
[pid 13173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13173] write(3, "1000", 4)         = 4
[pid 13173] close(3)                    = 0
[pid 13173] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13173] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.731022][T13161] vhci_hcd vhci_hcd.0: port 0 already used
[  253.752498][T13165] vhci_hcd vhci_hcd.0: port 0 already used
[  253.774329][T13169] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13173] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13173] close(5)                    = 0
[pid 13173] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13176 attached
) = 13176
[pid 13173] tkill(13176, SIGSTOP)       = 0
[pid 13176] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13173, si_uid=0} ---
[pid 13173] exit_group(0)               = ?
[pid 13176] --- stopped by SIGSTOP ---
[pid 13173] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13173, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13176] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13176] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13177 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13177
[pid 13177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13177] setpgid(0, 0)               = 0
[pid 13177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13177] write(3, "1000", 4)         = 4
[pid 13177] close(3)                    = 0
[pid 13177] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13177] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13177] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13177] close(5)                    = 0
[pid 13177] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13180 attached
) = 13180
[pid 13177] tkill(13180, SIGSTOP)       = 0
[pid 13180] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13177, si_uid=0} ---
[pid 13177] exit_group(0 <unfinished ...>
[pid 13180] --- stopped by SIGSTOP ---
[pid 13177] <... exit_group resumed>)   = ?
[pid 13177] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13177, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13180] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13181 attached
 <unfinished ...>
[pid 13180] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13181
[pid 13181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13181] setpgid(0, 0)               = 0
[pid 13181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13181] write(3, "1000", 4)         = 4
[pid 13181] close(3)                    = 0
[pid 13181] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13181] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.795603][T13173] vhci_hcd vhci_hcd.0: port 0 already used
[  253.817139][T13177] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13181] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13181] close(5)                    = 0
[pid 13181] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13184 attached
) = 13184
[pid 13181] tkill(13184, SIGSTOP)       = 0
[pid 13184] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13181, si_uid=0} ---
[pid 13181] exit_group(0 <unfinished ...>
[pid 13184] --- stopped by SIGSTOP ---
[pid 13181] <... exit_group resumed>)   = ?
[pid 13181] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13181, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13184] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13184] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13185 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13185
[pid 13185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13185] setpgid(0, 0)               = 0
[pid 13185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13185] write(3, "1000", 4)         = 4
[pid 13185] close(3)                    = 0
[pid 13185] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13185] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13185] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13185] close(5)                    = 0
[pid 13185] clone(child_stack=NULL, flags=0) = 13188
[pid 13185] tkill(13188, SIGSTOP)       = 0
[pid 13185] exit_group(0)               = ?
[pid 13185] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13185, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13189
./strace-static-x86_64: Process 13189 attached
[pid 13189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
./strace-static-x86_64: Process 13188 attached
[pid 13189] setpgid(0, 0)               = 0
[pid 13189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13189] write(3, "1000", 4)         = 4
[pid 13189] close(3)                    = 0
[pid 13189] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13189] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13189] write(5, "8 3 0 5", 7 <unfinished ...>
[pid 13188] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13185, si_uid=0} ---
[pid 13188] --- stopped by SIGSTOP ---
[  253.848678][T13181] vhci_hcd vhci_hcd.0: port 0 already used
[  253.869493][T13185] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13189] <... write resumed>)        = -1 EBUSY (Device or resource busy)
[pid 13189] close(5)                    = 0
[pid 13189] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13192 attached
) = 13192
[pid 13189] tkill(13192, SIGSTOP)       = 0
[pid 13192] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13189, si_uid=0} ---
[pid 13189] exit_group(0 <unfinished ...>
[pid 13192] --- stopped by SIGSTOP ---
[pid 13189] <... exit_group resumed>)   = ?
[pid 13189] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13189, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13192] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13192] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13193 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13193
[pid 13193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13193] setpgid(0, 0)               = 0
[pid 13193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13193] write(3, "1000", 4)         = 4
[pid 13193] close(3)                    = 0
[pid 13193] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13193] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13193] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13193] close(5)                    = 0
[pid 13193] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13196 attached
) = 13196
[pid 13193] tkill(13196, SIGSTOP)       = 0
[pid 13193] exit_group(0 <unfinished ...>
[pid 13196] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13193, si_uid=0} ---
[pid 13193] <... exit_group resumed>)   = ?
[pid 13196] --- stopped by SIGSTOP ---
[pid 13193] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13193, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13196] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13197
[pid 13196] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13197 attached
[pid 13197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13197] setpgid(0, 0)               = 0
[pid 13197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13197] write(3, "1000", 4)         = 4
[pid 13197] close(3)                    = 0
[pid 13197] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13197] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13197] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13197] close(5)                    = 0
[pid 13197] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13200 attached
) = 13200
[pid 13197] tkill(13200, SIGSTOP)       = 0
[pid 13197] exit_group(0 <unfinished ...>
[pid 13200] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13197, si_uid=0} ---
[pid 13197] <... exit_group resumed>)   = ?
[pid 13200] --- stopped by SIGSTOP ---
[pid 13197] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13197, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13200] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13200] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13201 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13201
[pid 13201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13201] setpgid(0, 0)               = 0
[pid 13201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13201] write(3, "1000", 4)         = 4
[pid 13201] close(3)                    = 0
[pid 13201] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13201] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.899610][T13189] vhci_hcd vhci_hcd.0: port 0 already used
[  253.922169][T13193] vhci_hcd vhci_hcd.0: port 0 already used
[  253.942427][T13197] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13201] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13201] close(5)                    = 0
[pid 13201] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13204 attached
) = 13204
[pid 13201] tkill(13204, SIGSTOP)       = 0
[pid 13201] exit_group(0 <unfinished ...>
[pid 13204] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13201, si_uid=0} ---
[pid 13201] <... exit_group resumed>)   = ?
[pid 13204] --- stopped by SIGSTOP ---
[pid 13201] +++ exited with 0 +++
[pid 13204] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13201, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13205 attached
, child_tidptr=0x555556c505d0) = 13205
[pid 13205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13204] +++ killed by SIGHUP +++
[pid 13205] setpgid(0, 0)               = 0
[pid 13205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13205] write(3, "1000", 4)         = 4
[pid 13205] close(3)                    = 0
[pid 13205] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13205] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13205] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13205] close(5)                    = 0
[pid 13205] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13208 attached
) = 13208
[pid 13205] tkill(13208, SIGSTOP <unfinished ...>
[pid 13208] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13205, si_uid=0} ---
[pid 13205] <... tkill resumed>)        = 0
[pid 13208] --- stopped by SIGSTOP ---
[pid 13205] exit_group(0)               = ?
[pid 13205] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13205, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13208] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13209 attached
 <unfinished ...>
[pid 13208] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13209
[pid 13209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13209] setpgid(0, 0)               = 0
[pid 13209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13209] write(3, "1000", 4)         = 4
[pid 13209] close(3)                    = 0
[pid 13209] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13209] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13209] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13209] close(5)                    = 0
[pid 13209] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13212 attached
) = 13212
[pid 13209] tkill(13212, SIGSTOP)       = 0
[pid 13209] exit_group(0)               = ?
[pid 13209] +++ exited with 0 +++
[pid 13212] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13209, si_uid=0} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13209, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13212] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13213 attached
, child_tidptr=0x555556c505d0) = 13213
[pid 13213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13213] setpgid(0, 0)               = 0
[pid 13213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13213] write(3, "1000", 4)         = 4
[pid 13213] close(3)                    = 0
[pid 13213] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13213] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  253.962694][T13201] vhci_hcd vhci_hcd.0: port 0 already used
[  253.984579][T13205] vhci_hcd vhci_hcd.0: port 0 already used
[  254.005754][T13209] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13213] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13213] close(5)                    = 0
[pid 13213] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13216 attached
) = 13216
[pid 13213] tkill(13216, SIGSTOP)       = 0
[pid 13213] exit_group(0)               = ?
[pid 13216] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13213, si_uid=0} ---
[pid 13216] --- stopped by SIGSTOP ---
[pid 13213] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13213, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13216] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 13217 attached
[pid 13216] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13217
[pid 13217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13217] setpgid(0, 0)               = 0
[pid 13217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13217] write(3, "1000", 4)         = 4
[pid 13217] close(3)                    = 0
[pid 13217] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13217] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13217] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13217] close(5)                    = 0
[pid 13217] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13220 attached
) = 13220
[pid 13217] tkill(13220, SIGSTOP)       = 0
[pid 13220] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13217, si_uid=0} ---
[pid 13217] exit_group(0 <unfinished ...>
[pid 13220] --- stopped by SIGSTOP ---
[pid 13217] <... exit_group resumed>)   = ?
[pid 13217] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13217, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13220] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13220] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13221 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13221
[pid 13221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13221] setpgid(0, 0)               = 0
[pid 13221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13221] write(3, "1000", 4)         = 4
[pid 13221] close(3)                    = 0
[pid 13221] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13221] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13221] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13221] close(5)                    = 0
[pid 13221] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13224 attached
) = 13224
[pid 13221] tkill(13224, SIGSTOP)       = 0
[pid 13224] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13221, si_uid=0} ---
[pid 13221] exit_group(0 <unfinished ...>
[pid 13224] --- stopped by SIGSTOP ---
[pid 13221] <... exit_group resumed>)   = ?
[pid 13221] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13221, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13224] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13224] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13225 attached
, child_tidptr=0x555556c505d0) = 13225
[pid 13225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13225] setpgid(0, 0)               = 0
[pid 13225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13225] write(3, "1000", 4)         = 4
[pid 13225] close(3)                    = 0
[pid 13225] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13225] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.027549][T13213] vhci_hcd vhci_hcd.0: port 0 already used
[  254.049298][T13217] vhci_hcd vhci_hcd.0: port 0 already used
[  254.071112][T13221] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13225] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13225] close(5)                    = 0
[pid 13225] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13228 attached
) = 13228
[pid 13225] tkill(13228, SIGSTOP)       = 0
[pid 13228] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13225, si_uid=0} ---
[pid 13225] exit_group(0 <unfinished ...>
[pid 13228] --- stopped by SIGSTOP ---
[pid 13225] <... exit_group resumed>)   = ?
[pid 13225] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13225, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13228] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13229
./strace-static-x86_64: Process 13229 attached
[pid 13228] +++ killed by SIGHUP +++
[pid 13229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13229] setpgid(0, 0)               = 0
[pid 13229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13229] write(3, "1000", 4)         = 4
[pid 13229] close(3)                    = 0
[pid 13229] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13229] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13229] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13229] close(5)                    = 0
[pid 13229] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13232 attached
) = 13232
[pid 13229] tkill(13232, SIGSTOP)       = 0
[pid 13229] exit_group(0 <unfinished ...>
[pid 13232] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13229, si_uid=0} ---
[pid 13229] <... exit_group resumed>)   = ?
[pid 13232] --- stopped by SIGSTOP ---
[pid 13229] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13229, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13232] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13233 attached
 <unfinished ...>
[pid 13232] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13233
[pid 13233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13233] setpgid(0, 0)               = 0
[pid 13233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13233] write(3, "1000", 4)         = 4
[pid 13233] close(3)                    = 0
[pid 13233] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13233] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.094308][T13225] vhci_hcd vhci_hcd.0: port 0 already used
[  254.118224][T13229] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13233] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13233] close(5)                    = 0
[pid 13233] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13237 attached
) = 13237
[pid 13233] tkill(13237, SIGSTOP)       = 0
[pid 13233] exit_group(0 <unfinished ...>
[pid 13237] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13233, si_uid=0} ---
[pid 13233] <... exit_group resumed>)   = ?
[pid 13237] --- stopped by SIGSTOP ---
[pid 13233] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13233, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13237] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13239
[pid 13237] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13239 attached
[pid 13239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13239] setpgid(0, 0)               = 0
[pid 13239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13239] write(3, "1000", 4)         = 4
[pid 13239] close(3)                    = 0
[pid 13239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13239] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13239] close(5)                    = 0
[pid 13239] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13242 attached
) = 13242
[pid 13239] tkill(13242, SIGSTOP)       = 0
[pid 13239] exit_group(0 <unfinished ...>
[pid 13242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13239, si_uid=0} ---
[pid 13239] <... exit_group resumed>)   = ?
[pid 13242] --- stopped by SIGSTOP ---
[pid 13239] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13239, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13242] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13242] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13243 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13243
[pid 13243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13243] setpgid(0, 0)               = 0
[pid 13243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13243] write(3, "1000", 4)         = 4
[pid 13243] close(3)                    = 0
[pid 13243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13243] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13243] close(5)                    = 0
[pid 13243] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13246 attached
) = 13246
[pid 13243] tkill(13246, SIGSTOP)       = 0
[pid 13243] exit_group(0 <unfinished ...>
[pid 13246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13243, si_uid=0} ---
[pid 13243] <... exit_group resumed>)   = ?
[pid 13246] --- stopped by SIGSTOP ---
[pid 13243] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13243, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13246] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13246] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13247 attached
, child_tidptr=0x555556c505d0) = 13247
[pid 13247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13247] setpgid(0, 0)               = 0
[pid 13247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13247] write(3, "1000", 4)         = 4
[pid 13247] close(3)                    = 0
[pid 13247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.140216][T13233] vhci_hcd vhci_hcd.0: port 0 already used
[  254.161037][T13239] vhci_hcd vhci_hcd.0: port 0 already used
[  254.183577][T13243] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13247] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13247] close(5)                    = 0
[pid 13247] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13250 attached
) = 13250
[pid 13247] tkill(13250, SIGSTOP)       = 0
[pid 13250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13247, si_uid=0} ---
[pid 13247] exit_group(0 <unfinished ...>
[pid 13250] --- stopped by SIGSTOP ---
[pid 13247] <... exit_group resumed>)   = ?
[pid 13247] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13247, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13250] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13251
[pid 13250] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13251 attached
[pid 13251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13251] setpgid(0, 0)               = 0
[pid 13251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13251] write(3, "1000", 4)         = 4
[pid 13251] close(3)                    = 0
[pid 13251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13251] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13251] close(5)                    = 0
[pid 13251] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13254 attached
) = 13254
[pid 13251] tkill(13254, SIGSTOP)       = 0
[pid 13251] exit_group(0 <unfinished ...>
[pid 13254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13251, si_uid=0} ---
[pid 13254] --- stopped by SIGSTOP ---
[pid 13251] <... exit_group resumed>)   = ?
[pid 13251] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13254] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13254] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13255 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13255
[pid 13255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13255] setpgid(0, 0)               = 0
[pid 13255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13255] write(3, "1000", 4)         = 4
[pid 13255] close(3)                    = 0
[pid 13255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13255] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13255] close(5)                    = 0
[pid 13255] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13258 attached
) = 13258
[pid 13255] tkill(13258, SIGSTOP)       = 0
[pid 13258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13255, si_uid=0} ---
[pid 13255] exit_group(0 <unfinished ...>
[pid 13258] --- stopped by SIGSTOP ---
[pid 13255] <... exit_group resumed>)   = ?
[pid 13255] +++ exited with 0 +++
[pid 13258] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13255, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13258] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13259
./strace-static-x86_64: Process 13259 attached
[pid 13259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13259] setpgid(0, 0)               = 0
[pid 13259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13259] write(3, "1000", 4)         = 4
[pid 13259] close(3)                    = 0
[pid 13259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.206685][T13247] vhci_hcd vhci_hcd.0: port 0 already used
[  254.228118][T13251] vhci_hcd vhci_hcd.0: port 0 already used
[  254.250704][T13255] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13259] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13259] close(5)                    = 0
[pid 13259] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13262 attached
) = 13262
[pid 13259] tkill(13262, SIGSTOP)       = 0
[pid 13262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13259, si_uid=0} ---
[pid 13259] exit_group(0 <unfinished ...>
[pid 13262] --- stopped by SIGSTOP ---
[pid 13259] <... exit_group resumed>)   = ?
[pid 13259] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13259, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13262] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13262] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13263 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13263
[pid 13263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13263] setpgid(0, 0)               = 0
[pid 13263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13263] write(3, "1000", 4)         = 4
[pid 13263] close(3)                    = 0
[pid 13263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13263] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13263] close(5)                    = 0
[pid 13263] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13266 attached
) = 13266
[pid 13263] tkill(13266, SIGSTOP)       = 0
[pid 13266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13263, si_uid=0} ---
[pid 13263] exit_group(0 <unfinished ...>
[pid 13266] --- stopped by SIGSTOP ---
[pid 13263] <... exit_group resumed>)   = ?
[pid 13263] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13266] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13267
[pid 13266] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13267 attached
[pid 13267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13267] setpgid(0, 0)               = 0
[pid 13267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13267] write(3, "1000", 4)         = 4
[pid 13267] close(3)                    = 0
[pid 13267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13267] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13267] close(5)                    = 0
[pid 13267] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13270 attached
) = 13270
[pid 13267] tkill(13270, SIGSTOP)       = 0
[pid 13267] exit_group(0)               = ?
[pid 13270] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13267, si_uid=0} ---
[pid 13267] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13267, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13270] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13271 attached
, child_tidptr=0x555556c505d0) = 13271
[pid 13271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13271] setpgid(0, 0)               = 0
[  254.274124][T13259] vhci_hcd vhci_hcd.0: port 0 already used
[  254.296801][T13263] vhci_hcd vhci_hcd.0: port 0 already used
[  254.318588][T13267] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13271] write(3, "1000", 4)         = 4
[pid 13271] close(3)                    = 0
[pid 13271] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13271] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13271] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13271] close(5)                    = 0
[pid 13271] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13274 attached
) = 13274
[pid 13271] tkill(13274, SIGSTOP)       = 0
[pid 13274] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13271, si_uid=0} ---
[pid 13274] --- stopped by SIGSTOP ---
[pid 13271] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13274, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13271] exit_group(0)               = ?
[pid 13271] +++ exited with 0 +++
[pid 13274] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13271, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13274] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13276 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13276
[pid 13276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13276] setpgid(0, 0)               = 0
[pid 13276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13276] write(3, "1000", 4)         = 4
[pid 13276] close(3)                    = 0
[pid 13276] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13276] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13276] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13276] close(5)                    = 0
[pid 13276] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13280 attached
) = 13280
[pid 13276] tkill(13280, SIGSTOP)       = 0
[pid 13280] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13276, si_uid=0} ---
[pid 13280] --- stopped by SIGSTOP ---
[pid 13276] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13280, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13276] exit_group(0)               = ?
[pid 13276] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13276, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13280] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13281
./strace-static-x86_64: Process 13281 attached
[pid 13281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13281] setpgid(0, 0 <unfinished ...>
[pid 13280] +++ killed by SIGHUP +++
[pid 13281] <... setpgid resumed>)      = 0
[pid 13281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13281] write(3, "1000", 4)         = 4
[pid 13281] close(3)                    = 0
[pid 13281] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13281] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.340556][T13271] vhci_hcd vhci_hcd.0: port 0 already used
[  254.373950][T13276] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13281] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13281] close(5)                    = 0
[pid 13281] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13284 attached
) = 13284
[pid 13281] tkill(13284, SIGSTOP)       = 0
[pid 13281] exit_group(0)               = ?
[pid 13284] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13281, si_uid=0} ---
[pid 13284] --- stopped by SIGSTOP ---
[pid 13281] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13281, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13285 attached
, child_tidptr=0x555556c505d0) = 13285
[pid 13285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13285] setpgid(0, 0)               = 0
[pid 13285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13285] write(3, "1000", 4)         = 4
[pid 13285] close(3)                    = 0
[pid 13285] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13285] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13285] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13285] close(5)                    = 0
[pid 13285] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13288 attached
) = 13288
[pid 13285] tkill(13288, SIGSTOP)       = 0
[pid 13288] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13285, si_uid=0} ---
[pid 13288] --- stopped by SIGSTOP ---
[pid 13285] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13288, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13285] exit_group(0)               = ?
[pid 13285] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13285, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13288] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 13289 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13289
[pid 13289] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 13288] +++ killed by SIGHUP +++
[pid 13289] <... prctl resumed>)        = 0
[pid 13289] setpgid(0, 0)               = 0
[pid 13289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13289] write(3, "1000", 4)         = 4
[pid 13289] close(3)                    = 0
[pid 13289] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13289] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13289] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13289] close(5)                    = 0
[pid 13289] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13292 attached
) = 13292
[pid 13289] tkill(13292, SIGSTOP)       = 0
[pid 13292] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13289, si_uid=0} ---
[pid 13289] exit_group(0 <unfinished ...>
[pid 13292] --- stopped by SIGSTOP ---
[pid 13289] <... exit_group resumed>)   = ?
[pid 13289] +++ exited with 0 +++
[pid 13292] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13289, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13292] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13293 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13293
[pid 13293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13293] setpgid(0, 0)               = 0
[pid 13293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13293] write(3, "1000", 4)         = 4
[pid 13293] close(3)                    = 0
[pid 13293] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13293] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.396170][T13281] vhci_hcd vhci_hcd.0: port 0 already used
[  254.417541][T13285] vhci_hcd vhci_hcd.0: port 0 already used
[  254.438824][T13289] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13293] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13293] close(5)                    = 0
[pid 13293] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13296 attached
) = 13296
[pid 13293] tkill(13296, SIGSTOP)       = 0
[pid 13296] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13293, si_uid=0} ---
[pid 13293] exit_group(0 <unfinished ...>
[pid 13296] --- stopped by SIGSTOP ---
[pid 13293] <... exit_group resumed>)   = ?
[pid 13293] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13293, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13296] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13296] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13297 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13297
[pid 13297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13297] setpgid(0, 0)               = 0
[pid 13297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13297] write(3, "1000", 4)         = 4
[pid 13297] close(3)                    = 0
[pid 13297] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13297] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13297] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13297] close(5)                    = 0
[pid 13297] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13300 attached
) = 13300
[pid 13297] tkill(13300, SIGSTOP)       = 0
[pid 13300] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13297, si_uid=0} ---
[pid 13300] --- stopped by SIGSTOP ---
[pid 13297] exit_group(0)               = ?
[pid 13297] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13297, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13300] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13300] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13301 attached
, child_tidptr=0x555556c505d0) = 13301
[pid 13301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13301] setpgid(0, 0)               = 0
[pid 13301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13301] write(3, "1000", 4)         = 4
[pid 13301] close(3)                    = 0
[pid 13301] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13301] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13301] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13301] close(5)                    = 0
[pid 13301] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13304 attached
) = 13304
[pid 13301] tkill(13304, SIGSTOP)       = 0
[pid 13301] exit_group(0 <unfinished ...>
[pid 13304] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13301, si_uid=0} ---
[pid 13301] <... exit_group resumed>)   = ?
[pid 13304] --- stopped by SIGSTOP ---
[pid 13301] +++ exited with 0 +++
[pid 13304] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13301, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13304] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13305 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13305
[pid 13305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13305] setpgid(0, 0)               = 0
[pid 13305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13305] write(3, "1000", 4)         = 4
[pid 13305] close(3)                    = 0
[pid 13305] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13305] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.461408][T13293] vhci_hcd vhci_hcd.0: port 0 already used
[  254.483068][T13297] vhci_hcd vhci_hcd.0: port 0 already used
[  254.505789][T13301] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13305] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13305] close(5)                    = 0
[pid 13305] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13308 attached
) = 13308
[pid 13305] tkill(13308, SIGSTOP)       = 0
[pid 13308] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13305, si_uid=0} ---
[pid 13305] exit_group(0 <unfinished ...>
[pid 13308] --- stopped by SIGSTOP ---
[pid 13305] <... exit_group resumed>)   = ?
[pid 13305] +++ exited with 0 +++
[pid 13308] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13305, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13308] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13309 attached
, child_tidptr=0x555556c505d0) = 13309
[pid 13309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13309] setpgid(0, 0)               = 0
[pid 13309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13309] write(3, "1000", 4)         = 4
[pid 13309] close(3)                    = 0
[pid 13309] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13309] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13309] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13309] close(5)                    = 0
[pid 13309] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13312 attached
) = 13312
[pid 13309] tkill(13312, SIGSTOP)       = 0
[pid 13309] exit_group(0)               = ?
[pid 13312] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13309, si_uid=0} ---
[pid 13309] +++ exited with 0 +++
[pid 13312] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13309, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13313 attached
, child_tidptr=0x555556c505d0) = 13313
[pid 13313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13313] setpgid(0, 0)               = 0
[pid 13313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13313] write(3, "1000", 4)         = 4
[pid 13313] close(3)                    = 0
[pid 13313] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13313] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13313] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13313] close(5)                    = 0
[pid 13313] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13316 attached
) = 13316
[pid 13313] tkill(13316, SIGSTOP)       = 0
[pid 13313] exit_group(0)               = ?
[pid 13316] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13313, si_uid=0} ---
[pid 13316] --- stopped by SIGSTOP ---
[pid 13313] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13313, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13317 attached
, child_tidptr=0x555556c505d0) = 13317
[pid 13317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13317] setpgid(0, 0)               = 0
[pid 13317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13317] write(3, "1000", 4)         = 4
[pid 13317] close(3)                    = 0
[pid 13317] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13317] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.529401][T13305] vhci_hcd vhci_hcd.0: port 0 already used
[  254.553472][T13309] vhci_hcd vhci_hcd.0: port 0 already used
[  254.573445][T13313] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13317] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13317] close(5)                    = 0
[pid 13317] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13321 attached
) = 13321
[pid 13317] tkill(13321, SIGSTOP)       = 0
[pid 13317] exit_group(0 <unfinished ...>
[pid 13321] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13317, si_uid=0} ---
[pid 13317] <... exit_group resumed>)   = ?
[pid 13321] --- stopped by SIGSTOP ---
[pid 13317] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13317, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13321] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13323 attached
, child_tidptr=0x555556c505d0) = 13323
[pid 13323] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 13321] +++ killed by SIGHUP +++
[pid 13323] <... prctl resumed>)        = 0
[pid 13323] setpgid(0, 0)               = 0
[pid 13323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13323] write(3, "1000", 4)         = 4
[pid 13323] close(3)                    = 0
[pid 13323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13323] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13323] close(5)                    = 0
[pid 13323] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13326 attached
) = 13326
[pid 13323] tkill(13326, SIGSTOP)       = 0
[pid 13326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13323, si_uid=0} ---
[pid 13323] exit_group(0 <unfinished ...>
[pid 13326] --- stopped by SIGSTOP ---
[pid 13323] <... exit_group resumed>)   = ?
[pid 13323] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13323, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13326] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13327 attached
 <unfinished ...>
[pid 13326] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13327
[pid 13327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13327] setpgid(0, 0)               = 0
[pid 13327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13327] write(3, "1000", 4)         = 4
[pid 13327] close(3)                    = 0
[pid 13327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13327] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13327] close(5)                    = 0
[pid 13327] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13330 attached
) = 13330
[pid 13327] tkill(13330, SIGSTOP)       = 0
[pid 13327] exit_group(0)               = ?
[pid 13330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13327, si_uid=0} ---
[pid 13327] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13330] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13331 attached
, child_tidptr=0x555556c505d0) = 13331
[pid 13331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13331] setpgid(0, 0)               = 0
[pid 13331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13331] write(3, "1000", 4)         = 4
[pid 13331] close(3)                    = 0
[pid 13331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.596185][T13317] vhci_hcd vhci_hcd.0: port 0 already used
[  254.618441][T13323] vhci_hcd vhci_hcd.0: port 0 already used
[  254.639547][T13327] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13331] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13331] close(5)                    = 0
[pid 13331] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13334 attached
) = 13334
[pid 13331] tkill(13334, SIGSTOP)       = 0
[pid 13334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13331, si_uid=0} ---
[pid 13334] --- stopped by SIGSTOP ---
[pid 13331] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13334, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13331] exit_group(0)               = ?
[pid 13331] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13331, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13334] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13334] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13335 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13335
[pid 13335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13335] setpgid(0, 0)               = 0
[pid 13335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13335] write(3, "1000", 4)         = 4
[pid 13335] close(3)                    = 0
[pid 13335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13335] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13335] close(5)                    = 0
[pid 13335] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13338 attached
) = 13338
[pid 13335] tkill(13338, SIGSTOP)       = 0
[pid 13338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13335, si_uid=0} ---
[pid 13335] exit_group(0 <unfinished ...>
[pid 13338] --- stopped by SIGSTOP ---
[pid 13335] <... exit_group resumed>)   = ?
[pid 13335] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13335, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13338] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13338] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13339 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13339
[pid 13339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13339] setpgid(0, 0)               = 0
[pid 13339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13339] write(3, "1000", 4)         = 4
[pid 13339] close(3)                    = 0
[pid 13339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.659604][T13331] vhci_hcd vhci_hcd.0: port 0 already used
[  254.683625][T13335] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13339] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13339] close(5)                    = 0
[pid 13339] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13342 attached
) = 13342
[pid 13339] tkill(13342, SIGSTOP)       = 0
[pid 13339] exit_group(0 <unfinished ...>
[pid 13342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13339, si_uid=0} ---
[pid 13339] <... exit_group resumed>)   = ?
[pid 13342] --- stopped by SIGSTOP ---
[pid 13339] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13339, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13342] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13342] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13343 attached
, child_tidptr=0x555556c505d0) = 13343
[pid 13343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13343] setpgid(0, 0)               = 0
[pid 13343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13343] write(3, "1000", 4)         = 4
[pid 13343] close(3)                    = 0
[pid 13343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13343] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13343] close(5)                    = 0
[pid 13343] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13346 attached
) = 13346
[pid 13343] tkill(13346, SIGSTOP)       = 0
[pid 13343] exit_group(0 <unfinished ...>
[pid 13346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13343, si_uid=0} ---
[pid 13346] --- stopped by SIGSTOP ---
[pid 13343] <... exit_group resumed>)   = ?
[pid 13343] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13346] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13346] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13347 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13347
[pid 13347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13347] setpgid(0, 0)               = 0
[pid 13347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13347] write(3, "1000", 4)         = 4
[pid 13347] close(3)                    = 0
[pid 13347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.706020][T13339] vhci_hcd vhci_hcd.0: port 0 already used
[  254.728505][T13343] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13347] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13347] close(5)                    = 0
[pid 13347] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13350 attached
) = 13350
[pid 13347] tkill(13350, SIGSTOP)       = 0
[pid 13350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13347, si_uid=0} ---
[pid 13347] exit_group(0 <unfinished ...>
[pid 13350] --- stopped by SIGSTOP ---
[pid 13347] <... exit_group resumed>)   = ?
[pid 13347] +++ exited with 0 +++
[pid 13350] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13350] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13351 attached
, child_tidptr=0x555556c505d0) = 13351
[pid 13351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13351] setpgid(0, 0)               = 0
[pid 13351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13351] write(3, "1000", 4)         = 4
[pid 13351] close(3)                    = 0
[pid 13351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13351] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13351] close(5)                    = 0
[pid 13351] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13354 attached
) = 13354
[pid 13351] tkill(13354, SIGSTOP)       = 0
[pid 13354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13351, si_uid=0} ---
[pid 13351] exit_group(0 <unfinished ...>
[pid 13354] --- stopped by SIGSTOP ---
[pid 13351] <... exit_group resumed>)   = ?
[pid 13351] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13351, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13354] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13354] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13355 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13355
[pid 13355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13355] setpgid(0, 0)               = 0
[pid 13355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13355] write(3, "1000", 4)         = 4
[pid 13355] close(3)                    = 0
[pid 13355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.750422][T13347] vhci_hcd vhci_hcd.0: port 0 already used
[  254.774384][T13351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13355] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13355] close(5)                    = 0
[pid 13355] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13358 attached
) = 13358
[pid 13355] tkill(13358, SIGSTOP)       = 0
[pid 13355] exit_group(0 <unfinished ...>
[pid 13358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13355, si_uid=0} ---
[pid 13355] <... exit_group resumed>)   = ?
[pid 13358] --- stopped by SIGSTOP ---
[pid 13355] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13358] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13358] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13359 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13359
[pid 13359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13359] setpgid(0, 0)               = 0
[pid 13359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13359] write(3, "1000", 4)         = 4
[pid 13359] close(3)                    = 0
[pid 13359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13359] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13359] close(5)                    = 0
[pid 13359] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13362 attached
) = 13362
[pid 13359] tkill(13362, SIGSTOP)       = 0
[pid 13359] exit_group(0)               = ?
[pid 13362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13359, si_uid=0} ---
[pid 13359] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13359, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13362] --- stopped by SIGSTOP ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13363 attached
, child_tidptr=0x555556c505d0) = 13363
[pid 13363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13363] setpgid(0, 0)               = 0
[pid 13363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13363] write(3, "1000", 4)         = 4
[pid 13363] close(3)                    = 0
[pid 13363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13363] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13363] close(5)                    = 0
[pid 13363] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13366 attached
) = 13366
[pid 13363] tkill(13366, SIGSTOP)       = 0
[pid 13366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13363, si_uid=0} ---
[pid 13363] exit_group(0 <unfinished ...>
[pid 13366] --- stopped by SIGSTOP ---
[pid 13363] <... exit_group resumed>)   = ?
[pid 13363] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13363, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13366] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13367
[pid 13366] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13367 attached
[pid 13367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13367] setpgid(0, 0)               = 0
[pid 13367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13367] write(3, "1000", 4)         = 4
[pid 13367] close(3)                    = 0
[pid 13367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.798401][T13355] vhci_hcd vhci_hcd.0: port 0 already used
[  254.819726][T13359] vhci_hcd vhci_hcd.0: port 0 already used
[  254.840649][T13363] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13367] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13367] close(5)                    = 0
[pid 13367] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13370 attached
) = 13370
[pid 13367] tkill(13370, SIGSTOP)       = 0
[pid 13367] exit_group(0 <unfinished ...>
[pid 13370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13367, si_uid=0} ---
[pid 13367] <... exit_group resumed>)   = ?
[pid 13370] --- stopped by SIGSTOP ---
[pid 13367] +++ exited with 0 +++
[pid 13370] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13367, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13370] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13371 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13371
[pid 13371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13371] setpgid(0, 0)               = 0
[pid 13371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13371] write(3, "1000", 4)         = 4
[pid 13371] close(3)                    = 0
[pid 13371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13371] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13371] close(5)                    = 0
[pid 13371] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13376 attached
) = 13376
[pid 13371] tkill(13376, SIGSTOP)       = 0
[pid 13371] exit_group(0)               = ?
[pid 13376] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13371, si_uid=0} ---
[pid 13371] +++ exited with 0 +++
[pid 13376] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13371, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13377
./strace-static-x86_64: Process 13377 attached
[pid 13377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13377] setpgid(0, 0)               = 0
[pid 13377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13377] write(3, "1000", 4)         = 4
[pid 13377] close(3)                    = 0
[pid 13377] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13377] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.864197][T13367] vhci_hcd vhci_hcd.0: port 0 already used
[  254.888132][T13371] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13377] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13377] close(5)                    = 0
[pid 13377] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13381 attached
) = 13381
[pid 13377] tkill(13381, SIGSTOP)       = 0
[pid 13381] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13377, si_uid=0} ---
[pid 13377] exit_group(0 <unfinished ...>
[pid 13381] --- stopped by SIGSTOP ---
[pid 13377] <... exit_group resumed>)   = ?
[pid 13377] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13377, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13381] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13381] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13382
./strace-static-x86_64: Process 13382 attached
[pid 13382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13382] setpgid(0, 0)               = 0
[pid 13382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13382] write(3, "1000", 4)         = 4
[pid 13382] close(3)                    = 0
[pid 13382] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13382] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  254.912810][T13377] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13382] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13382] close(5)                    = 0
[pid 13382] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13386 attached
) = 13386
[pid 13382] tkill(13386, SIGSTOP)       = 0
[pid 13382] exit_group(0 <unfinished ...>
[pid 13386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13382, si_uid=0} ---
[pid 13382] <... exit_group resumed>)   = ?
[pid 13386] --- stopped by SIGSTOP ---
[pid 13382] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13382, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13386] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13386] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13387 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13387
[pid 13387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13387] setpgid(0, 0)               = 0
[pid 13387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13387] write(3, "1000", 4)         = 4
[pid 13387] close(3)                    = 0
[pid 13387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13387] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13387] close(5)                    = 0
[pid 13387] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13390 attached
) = 13390
[pid 13387] tkill(13390, SIGSTOP)       = 0
[pid 13390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13387, si_uid=0} ---
[pid 13387] exit_group(0)               = ?
[pid 13390] --- stopped by SIGSTOP ---
[pid 13387] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13390] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13390] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13391 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13391
[pid 13391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13391] setpgid(0, 0)               = 0
[pid 13391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13391] write(3, "1000", 4)         = 4
[pid 13391] close(3)                    = 0
[pid 13391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13391] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13391] close(5)                    = 0
[pid 13391] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13394 attached
) = 13394
[pid 13391] tkill(13394, SIGSTOP <unfinished ...>
[pid 13394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13391, si_uid=0} ---
[pid 13391] <... tkill resumed>)        = 0
[pid 13394] --- stopped by SIGSTOP ---
[pid 13391] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13394, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13391] exit_group(0)               = ?
[pid 13391] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13391, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13394] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13395 attached
 <unfinished ...>
[pid 13394] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13395
[pid 13395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13395] setpgid(0, 0)               = 0
[pid 13395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13395] write(3, "1000", 4)         = 4
[pid 13395] close(3)                    = 0
[pid 13395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13395] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13395] close(5)                    = 0
[pid 13395] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13398 attached
) = 13398
[pid 13395] tkill(13398, SIGSTOP)       = 0
[pid 13398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13395, si_uid=0} ---
[pid 13395] exit_group(0 <unfinished ...>
[pid 13398] --- stopped by SIGSTOP ---
[pid 13395] <... exit_group resumed>)   = ?
[pid 13395] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13395, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13398] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13399 attached
 <unfinished ...>
[pid 13398] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13399
[  254.936963][T13382] vhci_hcd vhci_hcd.0: port 0 already used
[  254.958311][T13387] vhci_hcd vhci_hcd.0: port 0 already used
[  254.981190][T13391] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13399] setpgid(0, 0)               = 0
[pid 13399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13399] write(3, "1000", 4)         = 4
[pid 13399] close(3)                    = 0
[pid 13399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13399] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13399] close(5)                    = 0
[pid 13399] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13402 attached
) = 13402
[pid 13399] tkill(13402, SIGSTOP)       = 0
[pid 13402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13399, si_uid=0} ---
[pid 13399] exit_group(0 <unfinished ...>
[pid 13402] --- stopped by SIGSTOP ---
[pid 13399] <... exit_group resumed>)   = ?
[pid 13399] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13399, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13402] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13402] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13403 attached
, child_tidptr=0x555556c505d0) = 13403
[pid 13403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13403] setpgid(0, 0)               = 0
[pid 13403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13403] write(3, "1000", 4)         = 4
[pid 13403] close(3)                    = 0
[  255.005899][T13395] vhci_hcd vhci_hcd.0: port 0 already used
[  255.029256][T13399] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13403] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13403] close(5)                    = 0
[pid 13403] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13406 attached
) = 13406
[pid 13403] tkill(13406, SIGSTOP)       = 0
[pid 13406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13403, si_uid=0} ---
[pid 13403] exit_group(0)               = ?
[pid 13406] --- stopped by SIGSTOP ---
[pid 13403] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13403, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13406] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13406] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13407 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13407
[pid 13407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13407] setpgid(0, 0)               = 0
[pid 13407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13407] write(3, "1000", 4)         = 4
[pid 13407] close(3)                    = 0
[pid 13407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13407] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13407] close(5)                    = 0
[pid 13407] clone(child_stack=NULL, flags=0) = 13410
[pid 13407] tkill(13410, SIGSTOP)       = 0
[pid 13407] exit_group(0)               = ?
[pid 13407] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13407, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13411
./strace-static-x86_64: Process 13410 attached
[pid 13410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13407, si_uid=0} ---
[pid 13410] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 13411 attached
[pid 13411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13411] setpgid(0, 0)               = 0
[pid 13411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13411] write(3, "1000", 4)         = 4
[pid 13411] close(3)                    = 0
[pid 13411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.053884][T13403] vhci_hcd vhci_hcd.0: port 0 already used
[  255.075879][T13407] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13411] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13411] close(5)                    = 0
[pid 13411] clone(child_stack=NULL, flags=0) = 13414
[pid 13411] tkill(13414, SIGSTOP)       = 0
[pid 13411] exit_group(0)               = ?
[pid 13411] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13411, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13415
./strace-static-x86_64: Process 13415 attached
[pid 13415] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 13414 attached
) = 0
[pid 13414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13411, si_uid=0} ---
[pid 13414] --- stopped by SIGSTOP ---
[pid 13415] setpgid(0, 0)               = 0
[pid 13415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13415] write(3, "1000", 4)         = 4
[pid 13415] close(3)                    = 0
[pid 13415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13415] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13415] close(5)                    = 0
[pid 13415] clone(child_stack=NULL, flags=0) = 13418
[pid 13415] tkill(13418, SIGSTOP)       = 0
[pid 13415] exit_group(0)               = ?
[pid 13415] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13415, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 13418 attached
) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13419
[pid 13418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13415, si_uid=0} ---
[pid 13418] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 13419 attached
[pid 13419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13419] setpgid(0, 0)               = 0
[pid 13419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13419] write(3, "1000", 4)         = 4
[pid 13419] close(3)                    = 0
[pid 13419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.107747][T13411] vhci_hcd vhci_hcd.0: port 0 already used
[  255.135911][T13415] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13419] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13419] close(5)                    = 0
[pid 13419] clone(child_stack=NULL, flags=0) = 13422
[pid 13419] tkill(13422, SIGSTOP)       = 0
[pid 13419] exit_group(0)               = ?
[pid 13419] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13419, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
./strace-static-x86_64: Process 13422 attached
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13419, si_uid=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13422] --- stopped by SIGSTOP ---
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13423
./strace-static-x86_64: Process 13423 attached
[pid 13423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13423] setpgid(0, 0)               = 0
[pid 13423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13423] write(3, "1000", 4)         = 4
[pid 13423] close(3)                    = 0
[pid 13423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13423] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13423] close(5)                    = 0
[pid 13423] clone(child_stack=NULL, flags=0) = 13426
[pid 13423] tkill(13426, SIGSTOP)       = 0
[pid 13423] exit_group(0)               = ?
[pid 13423] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13423, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
./strace-static-x86_64: Process 13426 attached
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13423, si_uid=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13426] --- stopped by SIGSTOP ---
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13427
./strace-static-x86_64: Process 13427 attached
[pid 13427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13427] setpgid(0, 0)               = 0
[pid 13427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13427] write(3, "1000", 4)         = 4
[pid 13427] close(3)                    = 0
[pid 13427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.165229][T13419] vhci_hcd vhci_hcd.0: port 0 already used
[  255.193210][T13423] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13427] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13427] close(5)                    = 0
[pid 13427] clone(child_stack=NULL, flags=0) = 13430
[pid 13427] tkill(13430, SIGSTOP)       = 0
[pid 13427] exit_group(0)               = ?
[pid 13427] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13431
./strace-static-x86_64: Process 13431 attached
[pid 13431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
./strace-static-x86_64: Process 13430 attached
[pid 13431] setpgid(0, 0 <unfinished ...>
[pid 13430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13427, si_uid=0} ---
[pid 13430] --- stopped by SIGSTOP ---
[pid 13431] <... setpgid resumed>)      = 0
[pid 13431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13431] write(3, "1000", 4)         = 4
[pid 13431] close(3)                    = 0
[pid 13431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13431] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13431] close(5)                    = 0
[pid 13431] clone(child_stack=NULL, flags=0) = 13434
[pid 13431] tkill(13434, SIGSTOP)       = 0
[pid 13431] exit_group(0)               = ?
[pid 13431] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 13434 attached
) = 0
[pid 13434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13431, si_uid=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13434] --- stopped by SIGSTOP ---
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13435
./strace-static-x86_64: Process 13435 attached
[pid 13435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13435] setpgid(0, 0)               = 0
[pid 13435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13435] write(3, "1000", 4)         = 4
[pid 13435] close(3)                    = 0
[pid 13435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.219893][T13427] vhci_hcd vhci_hcd.0: port 0 already used
[  255.249192][T13431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13435] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13435] close(5)                    = 0
[pid 13435] clone(child_stack=NULL, flags=0) = 13438
[pid 13435] tkill(13438, SIGSTOP)       = 0
[pid 13435] exit_group(0)               = ?
[pid 13435] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13435, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13439
./strace-static-x86_64: Process 13438 attached
[pid 13438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13435, si_uid=0} ---
[pid 13438] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 13439 attached
[pid 13439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13439] setpgid(0, 0)               = 0
[pid 13439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13439] write(3, "1000", 4)         = 4
[pid 13439] close(3)                    = 0
[pid 13439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13439] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13439] close(5)                    = 0
[pid 13439] clone(child_stack=NULL, flags=0) = 13442
[pid 13439] tkill(13442, SIGSTOP)       = 0
[pid 13439] exit_group(0)               = ?
[pid 13439] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13439, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 13442 attached
) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13443
[pid 13442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13439, si_uid=0} ---
[pid 13442] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 13443 attached
[pid 13443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13443] setpgid(0, 0)               = 0
[pid 13443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13443] write(3, "1000", 4)         = 4
[pid 13443] close(3)                    = 0
[pid 13443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.277173][T13435] vhci_hcd vhci_hcd.0: port 0 already used
[  255.306707][T13439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13443] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13443] close(5)                    = 0
[pid 13443] clone(child_stack=NULL, flags=0) = 13446
[pid 13443] tkill(13446, SIGSTOP)       = 0
[pid 13443] exit_group(0)               = ?
[pid 13443] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13443, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13447
./strace-static-x86_64: Process 13447 attached
./strace-static-x86_64: Process 13446 attached
[pid 13446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13443, si_uid=0} ---
[pid 13446] --- stopped by SIGSTOP ---
[pid 13447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13447] setpgid(0, 0)               = 0
[pid 13447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13447] write(3, "1000", 4)         = 4
[pid 13447] close(3)                    = 0
[pid 13447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13447] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13447] close(5)                    = 0
[pid 13447] clone(child_stack=NULL, flags=0) = 13450
[pid 13447] tkill(13450, SIGSTOP)       = 0
[pid 13447] exit_group(0)               = ?
[pid 13447] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13451
./strace-static-x86_64: Process 13451 attached
[pid 13451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
./strace-static-x86_64: Process 13450 attached
[pid 13450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13447, si_uid=0} ---
[pid 13451] setpgid(0, 0 <unfinished ...>
[pid 13450] --- stopped by SIGSTOP ---
[pid 13451] <... setpgid resumed>)      = 0
[pid 13451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13451] write(3, "1000", 4)         = 4
[pid 13451] close(3)                    = 0
[pid 13451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.336328][T13443] vhci_hcd vhci_hcd.0: port 0 already used
[  255.364529][T13447] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13451] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13451] close(5)                    = 0
[pid 13451] clone(child_stack=NULL, flags=0) = 13454
[pid 13451] tkill(13454, SIGSTOP)       = 0
[pid 13451] exit_group(0)               = ?
[pid 13451] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13451, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
./strace-static-x86_64: Process 13454 attached
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13451, si_uid=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13454] --- stopped by SIGSTOP ---
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13455
./strace-static-x86_64: Process 13455 attached
[pid 13455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13455] setpgid(0, 0)               = 0
[pid 13455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13455] write(3, "1000", 4)         = 4
[pid 13455] close(3)                    = 0
[pid 13455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13455] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13455] close(5)                    = 0
[pid 13455] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13458 attached
) = 13458
[pid 13455] tkill(13458, SIGSTOP)       = 0
[pid 13458] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13455, si_uid=0} ---
[pid 13455] exit_group(0)               = ?
[pid 13458] --- stopped by SIGSTOP ---
[pid 13455] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13455, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13458] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13459
[pid 13458] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13459 attached
[pid 13459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13459] setpgid(0, 0)               = 0
[pid 13459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13459] write(3, "1000", 4)         = 4
[pid 13459] close(3)                    = 0
[pid 13459] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13459] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.393977][T13451] vhci_hcd vhci_hcd.0: port 0 already used
[  255.432904][T13455] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13459] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13459] close(5)                    = 0
[pid 13459] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13462 attached
) = 13462
[pid 13459] tkill(13462, SIGSTOP)       = 0
[pid 13462] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13459, si_uid=0} ---
[pid 13459] exit_group(0 <unfinished ...>
[pid 13462] --- stopped by SIGSTOP ---
[pid 13459] <... exit_group resumed>)   = ?
[pid 13459] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13459, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13462] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13462] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13463 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13463
[pid 13463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13463] setpgid(0, 0)               = 0
[pid 13463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13463] write(3, "1000", 4)         = 4
[pid 13463] close(3)                    = 0
[pid 13463] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13463] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13463] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13463] close(5)                    = 0
[pid 13463] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13467 attached
) = 13467
[pid 13463] tkill(13467, SIGSTOP)       = 0
[pid 13463] exit_group(0 <unfinished ...>
[pid 13467] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13463, si_uid=0} ---
[pid 13463] <... exit_group resumed>)   = ?
[pid 13467] --- stopped by SIGSTOP ---
[pid 13463] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13463, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13467] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13467] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13469
./strace-static-x86_64: Process 13469 attached
[pid 13469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13469] setpgid(0, 0)               = 0
[pid 13469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13469] write(3, "1000", 4)         = 4
[pid 13469] close(3)                    = 0
[pid 13469] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13469] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.455446][T13459] vhci_hcd vhci_hcd.0: port 0 already used
[  255.487935][T13463] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13469] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13469] close(5)                    = 0
[pid 13469] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13472 attached
) = 13472
[pid 13469] tkill(13472, SIGSTOP)       = 0
[pid 13472] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13469, si_uid=0} ---
[pid 13469] exit_group(0 <unfinished ...>
[pid 13472] --- stopped by SIGSTOP ---
[pid 13469] <... exit_group resumed>)   = ?
[pid 13469] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13469, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13472] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13472] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13473 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13473
[pid 13473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13473] setpgid(0, 0)               = 0
[pid 13473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13473] write(3, "1000", 4)         = 4
[pid 13473] close(3)                    = 0
[pid 13473] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13473] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13473] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13473] close(5)                    = 0
[pid 13473] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13476 attached
) = 13476
[pid 13473] tkill(13476, SIGSTOP)       = 0
[pid 13476] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13473, si_uid=0} ---
[pid 13473] exit_group(0 <unfinished ...>
[pid 13476] --- stopped by SIGSTOP ---
[pid 13473] <... exit_group resumed>)   = ?
[pid 13473] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13473, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13476] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13476] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13477 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13477
[pid 13477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13477] setpgid(0, 0)               = 0
[pid 13477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13477] write(3, "1000", 4)         = 4
[pid 13477] close(3)                    = 0
[pid 13477] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13477] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13477] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13477] close(5)                    = 0
[pid 13477] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13480 attached
) = 13480
[pid 13477] tkill(13480, SIGSTOP)       = 0
[pid 13480] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13477, si_uid=0} ---
[pid 13477] exit_group(0)               = ?
[pid 13480] --- stopped by SIGSTOP ---
[pid 13477] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13477, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13480] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13480] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13481 attached
, child_tidptr=0x555556c505d0) = 13481
[pid 13481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13481] setpgid(0, 0)               = 0
[pid 13481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13481] write(3, "1000", 4)         = 4
[pid 13481] close(3)                    = 0
[pid 13481] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13481] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.508400][T13469] vhci_hcd vhci_hcd.0: port 0 already used
[  255.528543][T13473] vhci_hcd vhci_hcd.0: port 0 already used
[  255.549957][T13477] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13481] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13481] close(5)                    = 0
[pid 13481] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13484 attached
) = 13484
[pid 13481] tkill(13484, SIGSTOP)       = 0
[pid 13484] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13481, si_uid=0} ---
[pid 13481] exit_group(0)               = ?
[pid 13484] --- stopped by SIGSTOP ---
[pid 13481] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13481, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13484] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13484] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13485 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13485
[pid 13485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13485] setpgid(0, 0)               = 0
[pid 13485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13485] write(3, "1000", 4)         = 4
[pid 13485] close(3)                    = 0
[pid 13485] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13485] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13485] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13485] close(5)                    = 0
[pid 13485] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13488 attached
) = 13488
[pid 13485] tkill(13488, SIGSTOP)       = 0
[pid 13485] exit_group(0 <unfinished ...>
[pid 13488] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13485, si_uid=0} ---
[pid 13485] <... exit_group resumed>)   = ?
[pid 13488] --- stopped by SIGSTOP ---
[pid 13485] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13485, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13488] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13488] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13489 attached
, child_tidptr=0x555556c505d0) = 13489
[pid 13489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13489] setpgid(0, 0)               = 0
[pid 13489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13489] write(3, "1000", 4)         = 4
[pid 13489] close(3)                    = 0
[pid 13489] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13489] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13489] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13489] close(5)                    = 0
[pid 13489] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13492 attached
) = 13492
[pid 13489] tkill(13492, SIGSTOP)       = 0
[pid 13489] exit_group(0 <unfinished ...>
[pid 13492] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13489, si_uid=0} ---
[pid 13489] <... exit_group resumed>)   = ?
[pid 13492] --- stopped by SIGSTOP ---
[pid 13489] +++ exited with 0 +++
[pid 13492] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13489, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13492] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13493 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13493
[pid 13493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13493] setpgid(0, 0)               = 0
[pid 13493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13493] write(3, "1000", 4)         = 4
[pid 13493] close(3)                    = 0
[pid 13493] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13493] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.574730][T13481] vhci_hcd vhci_hcd.0: port 0 already used
[  255.596135][T13485] vhci_hcd vhci_hcd.0: port 0 already used
[  255.619035][T13489] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13493] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13493] close(5)                    = 0
[pid 13493] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13496 attached
) = 13496
[pid 13493] tkill(13496, SIGSTOP)       = 0
[pid 13496] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13493, si_uid=0} ---
[pid 13493] exit_group(0 <unfinished ...>
[pid 13496] --- stopped by SIGSTOP ---
[pid 13493] <... exit_group resumed>)   = ?
[pid 13493] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13493, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13496] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13496] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13497 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13497
[pid 13497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13497] setpgid(0, 0)               = 0
[pid 13497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13497] write(3, "1000", 4)         = 4
[pid 13497] close(3)                    = 0
[pid 13497] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13497] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13497] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13497] close(5)                    = 0
[pid 13497] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13500 attached
) = 13500
[pid 13497] tkill(13500, SIGSTOP)       = 0
[pid 13497] exit_group(0)               = ?
[pid 13500] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13497, si_uid=0} ---
[pid 13497] +++ exited with 0 +++
[pid 13500] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13497, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13502 attached
, child_tidptr=0x555556c505d0) = 13502
[pid 13502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13502] setpgid(0, 0)               = 0
[pid 13502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13502] write(3, "1000", 4)         = 4
[pid 13502] close(3)                    = 0
[pid 13502] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13502] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13502] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13502] close(5)                    = 0
[pid 13502] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13506 attached
) = 13506
[pid 13502] tkill(13506, SIGSTOP)       = 0
[pid 13506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13502, si_uid=0} ---
[pid 13502] exit_group(0 <unfinished ...>
[pid 13506] --- stopped by SIGSTOP ---
[pid 13502] <... exit_group resumed>)   = ?
[pid 13502] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13502, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13506] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13506] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13507 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13507
[pid 13507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13507] setpgid(0, 0)               = 0
[pid 13507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13507] write(3, "1000", 4)         = 4
[pid 13507] close(3)                    = 0
[pid 13507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.651849][T13493] vhci_hcd vhci_hcd.0: port 0 already used
[  255.674772][T13497] vhci_hcd vhci_hcd.0: port 0 already used
[  255.695905][T13502] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13507] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13507] close(5)                    = 0
[pid 13507] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13510 attached
) = 13510
[pid 13507] tkill(13510, SIGSTOP)       = 0
[pid 13507] exit_group(0 <unfinished ...>
[pid 13510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13507, si_uid=0} ---
[pid 13507] <... exit_group resumed>)   = ?
[pid 13510] --- stopped by SIGSTOP ---
[pid 13507] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13507, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13510] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13510] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13511 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13511
[pid 13511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13511] setpgid(0, 0)               = 0
[pid 13511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13511] write(3, "1000", 4)         = 4
[pid 13511] close(3)                    = 0
[pid 13511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13511] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13511] close(5)                    = 0
[pid 13511] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13514 attached
) = 13514
[pid 13511] tkill(13514, SIGSTOP)       = 0
[pid 13511] exit_group(0 <unfinished ...>
[pid 13514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13511, si_uid=0} ---
[pid 13511] <... exit_group resumed>)   = ?
[pid 13514] --- stopped by SIGSTOP ---
[pid 13511] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13511, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13514] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13514] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13515 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13515
[pid 13515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13515] setpgid(0, 0)               = 0
[pid 13515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13515] write(3, "1000", 4)         = 4
[pid 13515] close(3)                    = 0
[pid 13515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13515] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13515] close(5)                    = 0
[pid 13515] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13518 attached
) = 13518
[pid 13515] tkill(13518, SIGSTOP)       = 0
[pid 13515] exit_group(0 <unfinished ...>
[pid 13518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13515, si_uid=0} ---
[pid 13515] <... exit_group resumed>)   = ?
[pid 13518] --- stopped by SIGSTOP ---
[pid 13515] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13515, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13518] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13518] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13519 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13519
[pid 13519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13519] setpgid(0, 0)               = 0
[pid 13519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13519] write(3, "1000", 4)         = 4
[pid 13519] close(3)                    = 0
[pid 13519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.717493][T13507] vhci_hcd vhci_hcd.0: port 0 already used
[  255.739329][T13511] vhci_hcd vhci_hcd.0: port 0 already used
[  255.761747][T13515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13519] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13519] close(5)                    = 0
[pid 13519] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13523 attached
) = 13523
[pid 13519] tkill(13523, SIGSTOP)       = 0
[pid 13523] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13519, si_uid=0} ---
[pid 13523] --- stopped by SIGSTOP ---
[pid 13519] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13523, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13519] exit_group(0)               = ?
[pid 13519] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13519, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13523] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13523] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13524 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13524
[pid 13524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13524] setpgid(0, 0)               = 0
[pid 13524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13524] write(3, "1000", 4)         = 4
[pid 13524] close(3)                    = 0
[pid 13524] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13524] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13524] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13524] close(5)                    = 0
[pid 13524] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13528 attached
) = 13528
[pid 13524] tkill(13528, SIGSTOP)       = 0
[pid 13528] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13524, si_uid=0} ---
[pid 13524] exit_group(0 <unfinished ...>
[pid 13528] --- stopped by SIGSTOP ---
[pid 13524] <... exit_group resumed>)   = ?
[pid 13524] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13524, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13528] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13528] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13529 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13529
[pid 13529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13529] setpgid(0, 0)               = 0
[pid 13529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13529] write(3, "1000", 4)         = 4
[pid 13529] close(3)                    = 0
[pid 13529] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13529] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.783221][T13519] vhci_hcd vhci_hcd.0: port 0 already used
[  255.806354][T13524] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13529] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13529] close(5)                    = 0
[pid 13529] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13532 attached
) = 13532
[pid 13529] tkill(13532, SIGSTOP <unfinished ...>
[pid 13532] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13529, si_uid=0} ---
[pid 13529] <... tkill resumed>)        = 0
[pid 13532] --- stopped by SIGSTOP ---
[pid 13529] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13532, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13529] exit_group(0)               = ?
[pid 13529] +++ exited with 0 +++
[pid 13532] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13529, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13532] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13533 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13533
[pid 13533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13533] setpgid(0, 0)               = 0
[pid 13533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13533] write(3, "1000", 4)         = 4
[pid 13533] close(3)                    = 0
[pid 13533] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13533] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13533] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13533] close(5)                    = 0
[pid 13533] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13536 attached
) = 13536
[pid 13533] tkill(13536, SIGSTOP)       = 0
[pid 13536] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13533, si_uid=0} ---
[pid 13533] exit_group(0 <unfinished ...>
[pid 13536] --- stopped by SIGSTOP ---
[pid 13533] <... exit_group resumed>)   = ?
[pid 13533] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13533, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13536] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13536] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13537 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13537
[pid 13537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13537] setpgid(0, 0)               = 0
[pid 13537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13537] write(3, "1000", 4)         = 4
[pid 13537] close(3)                    = 0
[pid 13537] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13537] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13537] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13537] close(5)                    = 0
[pid 13537] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13540 attached
) = 13540
[pid 13537] tkill(13540, SIGSTOP)       = 0
[pid 13537] exit_group(0)               = ?
[pid 13540] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13537, si_uid=0} ---
[pid 13537] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13537, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13540] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13541 attached
, child_tidptr=0x555556c505d0) = 13541
[pid 13541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13541] setpgid(0, 0)               = 0
[pid 13541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13541] write(3, "1000", 4)         = 4
[pid 13541] close(3)                    = 0
[pid 13541] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13541] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.828705][T13529] vhci_hcd vhci_hcd.0: port 0 already used
[  255.852988][T13533] vhci_hcd vhci_hcd.0: port 0 already used
[  255.876028][T13537] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13541] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13541] close(5)                    = 0
[pid 13541] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13544 attached
) = 13544
[pid 13541] tkill(13544, SIGSTOP)       = 0
[pid 13541] exit_group(0 <unfinished ...>
[pid 13544] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13541, si_uid=0} ---
[pid 13541] <... exit_group resumed>)   = ?
[pid 13544] --- stopped by SIGSTOP ---
[pid 13541] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13541, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13544] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13544] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13545 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13545
[pid 13545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13545] setpgid(0, 0)               = 0
[pid 13545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13545] write(3, "1000", 4)         = 4
[pid 13545] close(3)                    = 0
[pid 13545] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13545] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13545] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13545] close(5)                    = 0
[pid 13545] clone(child_stack=NULL, flags=0) = 13548
[pid 13545] tkill(13548, SIGSTOP)       = 0
[pid 13545] exit_group(0)               = ?
[pid 13545] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13545, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13549
./strace-static-x86_64: Process 13548 attached
[pid 13548] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13545, si_uid=0} ---
[pid 13548] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 13549 attached
[pid 13549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13549] setpgid(0, 0)               = 0
[pid 13549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13549] write(3, "1000", 4)         = 4
[pid 13549] close(3)                    = 0
[pid 13549] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13549] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.896518][T13541] vhci_hcd vhci_hcd.0: port 0 already used
[  255.918346][T13545] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13549] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13549] close(5)                    = 0
[pid 13549] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13552 attached
) = 13552
[pid 13549] tkill(13552, SIGSTOP)       = 0
[pid 13549] exit_group(0)               = ?
[pid 13552] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13549, si_uid=0} ---
[pid 13552] --- stopped by SIGSTOP ---
[pid 13549] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13549, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13552] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13553 attached
, child_tidptr=0x555556c505d0) = 13553
[pid 13552] +++ killed by SIGHUP +++
[pid 13553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13553] setpgid(0, 0)               = 0
[pid 13553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13553] write(3, "1000", 4)         = 4
[pid 13553] close(3)                    = 0
[pid 13553] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13553] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13553] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13553] close(5)                    = 0
[pid 13553] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13556 attached
) = 13556
[pid 13553] tkill(13556, SIGSTOP)       = 0
[pid 13556] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13553, si_uid=0} ---
[pid 13556] --- stopped by SIGSTOP ---
[pid 13553] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13556, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13553] exit_group(0)               = ?
[pid 13553] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13553, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13556] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13556] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13557 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13557
[pid 13557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13557] setpgid(0, 0)               = 0
[pid 13557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13557] write(3, "1000", 4)         = 4
[pid 13557] close(3)                    = 0
[pid 13557] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13557] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.945730][T13549] vhci_hcd vhci_hcd.0: port 0 already used
[  255.965756][T13553] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13557] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13557] close(5)                    = 0
[pid 13557] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13560 attached
) = 13560
[pid 13557] tkill(13560, SIGSTOP)       = 0
[pid 13557] exit_group(0 <unfinished ...>
[pid 13560] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13557, si_uid=0} ---
[pid 13557] <... exit_group resumed>)   = ?
[pid 13560] --- stopped by SIGSTOP ---
[pid 13557] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13557, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13560] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13561 attached
 <unfinished ...>
[pid 13560] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13561
[pid 13561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13561] setpgid(0, 0)               = 0
[pid 13561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13561] write(3, "1000", 4)         = 4
[pid 13561] close(3)                    = 0
[pid 13561] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13561] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13561] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13561] close(5)                    = 0
[pid 13561] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13564 attached
) = 13564
[pid 13561] tkill(13564, SIGSTOP)       = 0
[pid 13564] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13561, si_uid=0} ---
[pid 13564] --- stopped by SIGSTOP ---
[pid 13561] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13564, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13561] exit_group(0)               = ?
[pid 13561] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13561, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13564] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13564] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13565 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13565
[pid 13565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13565] setpgid(0, 0)               = 0
[pid 13565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13565] write(3, "1000", 4)         = 4
[pid 13565] close(3)                    = 0
[pid 13565] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13565] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  255.989527][T13557] vhci_hcd vhci_hcd.0: port 0 already used
[  256.023043][T13561] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13565] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13565] close(5)                    = 0
[pid 13565] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13568 attached
) = 13568
[pid 13565] tkill(13568, SIGSTOP)       = 0
[pid 13565] exit_group(0)               = ?
[pid 13568] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13565, si_uid=0} ---
[pid 13565] +++ exited with 0 +++
[pid 13568] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13565, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13569
./strace-static-x86_64: Process 13569 attached
[pid 13569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13569] setpgid(0, 0)               = 0
[pid 13569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13569] write(3, "1000", 4)         = 4
[pid 13569] close(3)                    = 0
[pid 13569] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13569] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13569] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13569] close(5)                    = 0
[pid 13569] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13572 attached
) = 13572
[pid 13569] tkill(13572, SIGSTOP)       = 0
[pid 13569] exit_group(0 <unfinished ...>
[pid 13572] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13569, si_uid=0} ---
[pid 13569] <... exit_group resumed>)   = ?
[pid 13572] --- stopped by SIGSTOP ---
[pid 13569] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13569, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13572] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13572] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13573 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13573
[pid 13573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13573] setpgid(0, 0)               = 0
[pid 13573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13573] write(3, "1000", 4)         = 4
[pid 13573] close(3)                    = 0
[pid 13573] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13573] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13573] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13573] close(5)                    = 0
[pid 13573] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13578 attached
) = 13578
[pid 13573] tkill(13578, SIGSTOP)       = 0
[pid 13578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13573, si_uid=0} ---
[pid 13573] exit_group(0 <unfinished ...>
[pid 13578] --- stopped by SIGSTOP ---
[pid 13573] <... exit_group resumed>)   = ?
[pid 13573] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13573, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13578] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13578] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13579 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13579
[pid 13579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13579] setpgid(0, 0)               = 0
[pid 13579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13579] write(3, "1000", 4)         = 4
[pid 13579] close(3)                    = 0
[pid 13579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.046755][T13565] vhci_hcd vhci_hcd.0: port 0 already used
[  256.069292][T13569] vhci_hcd vhci_hcd.0: port 0 already used
[  256.090899][T13573] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13579] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13579] close(5)                    = 0
[pid 13579] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13582 attached
) = 13582
[pid 13579] tkill(13582, SIGSTOP)       = 0
[pid 13582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13579, si_uid=0} ---
[pid 13579] exit_group(0)               = ?
[pid 13582] --- stopped by SIGSTOP ---
[pid 13579] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13579, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13582] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13583
[pid 13582] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13583 attached
[pid 13583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13583] setpgid(0, 0)               = 0
[pid 13583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13583] write(3, "1000", 4)         = 4
[pid 13583] close(3)                    = 0
[pid 13583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13583] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13583] close(5)                    = 0
[pid 13583] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13586 attached
) = 13586
[pid 13583] tkill(13586, SIGSTOP)       = 0
[pid 13583] exit_group(0 <unfinished ...>
[pid 13586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13583, si_uid=0} ---
[pid 13583] <... exit_group resumed>)   = ?
[pid 13586] --- stopped by SIGSTOP ---
[pid 13583] +++ exited with 0 +++
[pid 13586] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13583, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13587 attached
 <unfinished ...>
[pid 13586] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13587
[pid 13587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13587] setpgid(0, 0)               = 0
[pid 13587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13587] write(3, "1000", 4)         = 4
[pid 13587] close(3)                    = 0
[pid 13587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13587] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13587] close(5)                    = 0
[pid 13587] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13590 attached
) = 13590
[pid 13587] tkill(13590, SIGSTOP)       = 0
[pid 13587] exit_group(0 <unfinished ...>
[pid 13590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13587, si_uid=0} ---
[pid 13587] <... exit_group resumed>)   = ?
[pid 13590] --- stopped by SIGSTOP ---
[pid 13587] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13587, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13590] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13590] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13591 attached
, child_tidptr=0x555556c505d0) = 13591
[pid 13591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13591] setpgid(0, 0)               = 0
[pid 13591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13591] write(3, "1000", 4)         = 4
[pid 13591] close(3)                    = 0
[pid 13591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.112794][T13579] vhci_hcd vhci_hcd.0: port 0 already used
[  256.134878][T13583] vhci_hcd vhci_hcd.0: port 0 already used
[  256.156623][T13587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13591] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13591] close(5)                    = 0
[pid 13591] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13594 attached
) = 13594
[pid 13591] tkill(13594, SIGSTOP)       = 0
[pid 13594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13591, si_uid=0} ---
[pid 13591] exit_group(0)               = ?
[pid 13594] --- stopped by SIGSTOP ---
[pid 13591] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13591, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13594] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13594] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13595 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13595
[pid 13595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13595] setpgid(0, 0)               = 0
[pid 13595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13595] write(3, "1000", 4)         = 4
[pid 13595] close(3)                    = 0
[pid 13595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13595] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13595] close(5)                    = 0
[pid 13595] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13598 attached
) = 13598
[pid 13595] tkill(13598, SIGSTOP)       = 0
[pid 13595] exit_group(0 <unfinished ...>
[pid 13598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13595, si_uid=0} ---
[pid 13595] <... exit_group resumed>)   = ?
[pid 13598] --- stopped by SIGSTOP ---
[pid 13595] +++ exited with 0 +++
[pid 13598] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13595, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13598] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13599 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13599
[pid 13599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13599] setpgid(0, 0)               = 0
[pid 13599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13599] write(3, "1000", 4)         = 4
[pid 13599] close(3)                    = 0
[pid 13599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.180400][T13591] vhci_hcd vhci_hcd.0: port 0 already used
[  256.202118][T13595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13599] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13599] close(5)                    = 0
[pid 13599] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13602 attached
) = 13602
[pid 13599] tkill(13602, SIGSTOP)       = 0
[pid 13602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13599, si_uid=0} ---
[pid 13599] exit_group(0)               = ?
[pid 13602] --- stopped by SIGSTOP ---
[pid 13599] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13599, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13602] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13602] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13603
./strace-static-x86_64: Process 13603 attached
[pid 13603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13603] setpgid(0, 0)               = 0
[pid 13603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13603] write(3, "1000", 4)         = 4
[pid 13603] close(3)                    = 0
[pid 13603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13603] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13603] close(5)                    = 0
[pid 13603] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13606 attached
) = 13606
[pid 13603] tkill(13606, SIGSTOP)       = 0
[pid 13603] exit_group(0 <unfinished ...>
[pid 13606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13603, si_uid=0} ---
[pid 13603] <... exit_group resumed>)   = ?
[pid 13603] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13603, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13606] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13607 attached
, child_tidptr=0x555556c505d0) = 13607
[pid 13607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13607] setpgid(0, 0)               = 0
[pid 13607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13607] write(3, "1000", 4)         = 4
[pid 13607] close(3)                    = 0
[pid 13607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.226339][T13599] vhci_hcd vhci_hcd.0: port 0 already used
[  256.249723][T13603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13607] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13607] close(5)                    = 0
[pid 13607] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13610 attached
) = 13610
[pid 13607] tkill(13610, SIGSTOP)       = 0
[pid 13610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13607, si_uid=0} ---
[pid 13607] exit_group(0)               = ?
[pid 13610] --- stopped by SIGSTOP ---
[pid 13607] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13607, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13610] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13611
./strace-static-x86_64: Process 13611 attached
[pid 13610] +++ killed by SIGHUP +++
[pid 13611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13611] setpgid(0, 0)               = 0
[pid 13611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13611] write(3, "1000", 4)         = 4
[pid 13611] close(3)                    = 0
[pid 13611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13611] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13611] close(5)                    = 0
[pid 13611] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13614 attached
) = 13614
[pid 13611] tkill(13614, SIGSTOP)       = 0
[pid 13614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13611, si_uid=0} ---
[pid 13611] exit_group(0)               = ?
[pid 13614] --- stopped by SIGSTOP ---
[pid 13611] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13611, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13614] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13614] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13615 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13615
[pid 13615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13615] setpgid(0, 0)               = 0
[pid 13615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13615] write(3, "1000", 4)         = 4
[pid 13615] close(3)                    = 0
[pid 13615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.282073][T13607] vhci_hcd vhci_hcd.0: port 0 already used
[  256.305526][T13611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13615] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13615] close(5)                    = 0
[pid 13615] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13618 attached
) = 13618
[pid 13615] tkill(13618, SIGSTOP)       = 0
[pid 13618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13615, si_uid=0} ---
[pid 13615] exit_group(0 <unfinished ...>
[pid 13618] --- stopped by SIGSTOP ---
[pid 13615] <... exit_group resumed>)   = ?
[pid 13615] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13618] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13618] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13619 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13619
[pid 13619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13619] setpgid(0, 0)               = 0
[pid 13619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13619] write(3, "1000", 4)         = 4
[pid 13619] close(3)                    = 0
[pid 13619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.328388][T13615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13619] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13619] close(5)                    = 0
[pid 13619] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13622 attached
) = 13622
[pid 13619] tkill(13622, SIGSTOP)       = 0
[pid 13622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13619, si_uid=0} ---
[pid 13622] --- stopped by SIGSTOP ---
[pid 13619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13622, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13619] exit_group(0)               = ?
[pid 13619] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13622] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13623 attached
 <unfinished ...>
[pid 13622] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13623
[pid 13623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13623] setpgid(0, 0)               = 0
[pid 13623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13623] write(3, "1000", 4)         = 4
[pid 13623] close(3)                    = 0
[pid 13623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13623] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13623] close(5)                    = 0
[pid 13623] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13626 attached
) = 13626
[pid 13623] tkill(13626, SIGSTOP)       = 0
[pid 13623] exit_group(0)               = ?
[pid 13626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13623, si_uid=0} ---
[pid 13626] --- stopped by SIGSTOP ---
[pid 13623] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13626] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 13626] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13627
./strace-static-x86_64: Process 13627 attached
[pid 13627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13627] setpgid(0, 0)               = 0
[pid 13627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13627] write(3, "1000", 4)         = 4
[pid 13627] close(3)                    = 0
[pid 13627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.360970][T13619] vhci_hcd vhci_hcd.0: port 0 already used
[  256.382746][T13623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13627] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13627] close(5)                    = 0
[pid 13627] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13630 attached
) = 13630
[pid 13627] tkill(13630, SIGSTOP)       = 0
[pid 13627] exit_group(0 <unfinished ...>
[pid 13630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13627, si_uid=0} ---
[pid 13627] <... exit_group resumed>)   = ?
[pid 13630] --- stopped by SIGSTOP ---
[pid 13627] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13631 attached
, child_tidptr=0x555556c505d0) = 13631
[pid 13631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13631] setpgid(0, 0)               = 0
[pid 13631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13631] write(3, "1000", 4)         = 4
[pid 13631] close(3)                    = 0
[pid 13631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13631] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13631] close(5)                    = 0
[pid 13631] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13634 attached
) = 13634
[pid 13631] tkill(13634, SIGSTOP)       = 0
[pid 13634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13631, si_uid=0} ---
[pid 13631] exit_group(0 <unfinished ...>
[pid 13634] --- stopped by SIGSTOP ---
[pid 13631] <... exit_group resumed>)   = ?
[pid 13631] +++ exited with 0 +++
[pid 13634] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13631, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13634] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13635 attached
, child_tidptr=0x555556c505d0) = 13635
[pid 13635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13635] setpgid(0, 0)               = 0
[pid 13635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13635] write(3, "1000", 4)         = 4
[pid 13635] close(3)                    = 0
[pid 13635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13635] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13635] close(5)                    = 0
[pid 13635] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13638 attached
) = 13638
[pid 13635] tkill(13638, SIGSTOP)       = 0
[pid 13635] exit_group(0 <unfinished ...>
[pid 13638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13635, si_uid=0} ---
[pid 13635] <... exit_group resumed>)   = ?
[pid 13638] --- stopped by SIGSTOP ---
[pid 13635] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13635, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13638] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13638] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13639 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13639
[pid 13639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13639] setpgid(0, 0)               = 0
[pid 13639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13639] write(3, "1000", 4)         = 4
[pid 13639] close(3)                    = 0
[pid 13639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.406028][T13627] vhci_hcd vhci_hcd.0: port 0 already used
[  256.428026][T13631] vhci_hcd vhci_hcd.0: port 0 already used
[  256.449356][T13635] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13639] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13639] close(5)                    = 0
[pid 13639] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13642 attached
) = 13642
[pid 13639] tkill(13642, SIGSTOP)       = 0
[pid 13639] exit_group(0 <unfinished ...>
[pid 13642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13639, si_uid=0} ---
[pid 13639] <... exit_group resumed>)   = ?
[pid 13642] --- stopped by SIGSTOP ---
[pid 13639] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13639, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13642] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13642] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13643 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13643
[pid 13643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13643] setpgid(0, 0)               = 0
[pid 13643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13643] write(3, "1000", 4)         = 4
[pid 13643] close(3)                    = 0
[pid 13643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13643] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13643] close(5)                    = 0
[pid 13643] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13646 attached
) = 13646
[pid 13643] tkill(13646, SIGSTOP)       = 0
[pid 13646] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13643, si_uid=0} ---
[pid 13643] exit_group(0 <unfinished ...>
[pid 13646] --- stopped by SIGSTOP ---
[pid 13643] <... exit_group resumed>)   = ?
[pid 13643] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13646] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13646] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13647
./strace-static-x86_64: Process 13647 attached
[pid 13647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13647] setpgid(0, 0)               = 0
[pid 13647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13647] write(3, "1000", 4)         = 4
[pid 13647] close(3)                    = 0
[pid 13647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.472002][T13639] vhci_hcd vhci_hcd.0: port 0 already used
[  256.494956][T13643] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13647] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13647] close(5)                    = 0
[pid 13647] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13650 attached
) = 13650
[pid 13647] tkill(13650, SIGSTOP)       = 0
[pid 13650] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13647, si_uid=0} ---
[pid 13650] --- stopped by SIGSTOP ---
[pid 13647] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13650, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13647] exit_group(0)               = ?
[pid 13647] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13647, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13650] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13650] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13651 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13651
[pid 13651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13651] setpgid(0, 0)               = 0
[pid 13651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13651] write(3, "1000", 4)         = 4
[pid 13651] close(3)                    = 0
[pid 13651] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13651] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13651] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13651] close(5)                    = 0
[pid 13651] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13654 attached
) = 13654
[pid 13651] tkill(13654, SIGSTOP)       = 0
[pid 13651] exit_group(0 <unfinished ...>
[pid 13654] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13651, si_uid=0} ---
[pid 13651] <... exit_group resumed>)   = ?
[pid 13654] --- stopped by SIGSTOP ---
[pid 13651] +++ exited with 0 +++
[pid 13654] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13651, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13654] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13655 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13655
[pid 13655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13655] setpgid(0, 0)               = 0
[pid 13655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13655] write(3, "1000", 4)         = 4
[pid 13655] close(3)                    = 0
[pid 13655] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13655] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.518741][T13647] vhci_hcd vhci_hcd.0: port 0 already used
[  256.540472][T13651] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13655] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13655] close(5)                    = 0
[pid 13655] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13658 attached
) = 13658
[pid 13655] tkill(13658, SIGSTOP)       = 0
[pid 13655] exit_group(0 <unfinished ...>
[pid 13658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13655, si_uid=0} ---
[pid 13655] <... exit_group resumed>)   = ?
[pid 13658] --- stopped by SIGSTOP ---
[pid 13655] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13655, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13658] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13659
[pid 13658] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13659 attached
[pid 13659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13659] setpgid(0, 0)               = 0
[pid 13659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13659] write(3, "1000", 4)         = 4
[pid 13659] close(3)                    = 0
[pid 13659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13659] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13659] close(5)                    = 0
[pid 13659] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13662 attached
) = 13662
[pid 13659] tkill(13662, SIGSTOP)       = 0
[pid 13659] exit_group(0)               = ?
[pid 13662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13659, si_uid=0} ---
[pid 13659] +++ exited with 0 +++
[pid 13662] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13659, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13663 attached
, child_tidptr=0x555556c505d0) = 13663
[pid 13663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13663] setpgid(0, 0)               = 0
[pid 13663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13663] write(3, "1000", 4)         = 4
[pid 13663] close(3)                    = 0
[pid 13663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.563392][T13655] vhci_hcd vhci_hcd.0: port 0 already used
[  256.586042][T13659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13663] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13663] close(5)                    = 0
[pid 13663] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13666 attached
) = 13666
[pid 13663] tkill(13666, SIGSTOP <unfinished ...>
[pid 13666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13663, si_uid=0} ---
[pid 13663] <... tkill resumed>)        = 0
[pid 13666] --- stopped by SIGSTOP ---
[pid 13663] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13666, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13663] exit_group(0)               = ?
[pid 13663] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13663, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13666] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13666] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13667 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13667
[pid 13667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13667] setpgid(0, 0)               = 0
[pid 13667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13667] write(3, "1000", 4)         = 4
[pid 13667] close(3)                    = 0
[pid 13667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.609405][T13663] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13667] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13667] close(5)                    = 0
[pid 13667] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13670 attached
) = 13670
[pid 13667] tkill(13670, SIGSTOP)       = 0
[pid 13670] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13667, si_uid=0} ---
[pid 13667] exit_group(0 <unfinished ...>
[pid 13670] --- stopped by SIGSTOP ---
[pid 13667] <... exit_group resumed>)   = ?
[pid 13667] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13667, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13670] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13670] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13671
./strace-static-x86_64: Process 13671 attached
[pid 13671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13671] setpgid(0, 0)               = 0
[pid 13671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13671] write(3, "1000", 4)         = 4
[pid 13671] close(3)                    = 0
[pid 13671] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13671] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13671] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13671] close(5)                    = 0
[pid 13671] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13674 attached
) = 13674
[pid 13671] tkill(13674, SIGSTOP)       = 0
[pid 13671] exit_group(0 <unfinished ...>
[pid 13674] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13671, si_uid=0} ---
[pid 13674] --- stopped by SIGSTOP ---
[pid 13671] <... exit_group resumed>)   = ?
[pid 13671] +++ exited with 0 +++
[pid 13674] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13671, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13674] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13675 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13675
[pid 13675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13675] setpgid(0, 0)               = 0
[pid 13675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13675] write(3, "1000", 4)         = 4
[pid 13675] close(3)                    = 0
[pid 13675] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13675] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.633989][T13667] vhci_hcd vhci_hcd.0: port 0 already used
[  256.659113][T13671] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13675] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13675] close(5)                    = 0
[pid 13675] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13678 attached
) = 13678
[pid 13675] tkill(13678, SIGSTOP)       = 0
[pid 13675] exit_group(0 <unfinished ...>
[pid 13678] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13675, si_uid=0} ---
[pid 13675] <... exit_group resumed>)   = ?
[pid 13678] --- stopped by SIGSTOP ---
[pid 13675] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13675, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13678] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13678] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13679 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13679
[pid 13679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13679] setpgid(0, 0)               = 0
[pid 13679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13679] write(3, "1000", 4)         = 4
[pid 13679] close(3)                    = 0
[pid 13679] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13679] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13679] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13679] close(5)                    = 0
[pid 13679] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13682 attached
) = 13682
[pid 13679] tkill(13682, SIGSTOP)       = 0
[pid 13682] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13679, si_uid=0} ---
[pid 13679] exit_group(0 <unfinished ...>
[pid 13682] --- stopped by SIGSTOP ---
[pid 13679] <... exit_group resumed>)   = ?
[pid 13679] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13679, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13682] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13682] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13683 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13683
[pid 13683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13683] setpgid(0, 0)               = 0
[pid 13683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13683] write(3, "1000", 4)         = 4
[pid 13683] close(3)                    = 0
[pid 13683] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13683] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.692527][T13675] vhci_hcd vhci_hcd.0: port 0 already used
[  256.716993][T13679] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13683] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13683] close(5)                    = 0
[pid 13683] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13686 attached
) = 13686
[pid 13683] tkill(13686, SIGSTOP)       = 0
[pid 13686] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13683, si_uid=0} ---
[pid 13683] exit_group(0)               = ?
[pid 13686] --- stopped by SIGSTOP ---
[pid 13683] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13683, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13686] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13686] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13687 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13687
[pid 13687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13687] setpgid(0, 0)               = 0
[pid 13687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13687] write(3, "1000", 4)         = 4
[pid 13687] close(3)                    = 0
[pid 13687] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13687] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13687] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13687] close(5)                    = 0
[pid 13687] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13690 attached
) = 13690
[pid 13687] tkill(13690, SIGSTOP)       = 0
[pid 13690] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13687, si_uid=0} ---
[pid 13690] --- stopped by SIGSTOP ---
[pid 13687] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13690, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13687] exit_group(0)               = ?
[pid 13687] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13687, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13690] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13690] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13691 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13691
[pid 13691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13691] setpgid(0, 0)               = 0
[pid 13691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13691] write(3, "1000", 4)         = 4
[pid 13691] close(3)                    = 0
[pid 13691] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13691] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.739706][T13683] vhci_hcd vhci_hcd.0: port 0 already used
[  256.761208][T13687] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13691] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13691] close(5)                    = 0
[pid 13691] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13694 attached
) = 13694
[pid 13691] tkill(13694, SIGSTOP)       = 0
[pid 13694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13691, si_uid=0} ---
[pid 13691] exit_group(0 <unfinished ...>
[pid 13694] --- stopped by SIGSTOP ---
[pid 13691] <... exit_group resumed>)   = ?
[pid 13691] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13691, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13694] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13694] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13695 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13695
[pid 13695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13695] setpgid(0, 0)               = 0
[pid 13695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13695] write(3, "1000", 4)         = 4
[pid 13695] close(3)                    = 0
[pid 13695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13695] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13695] close(5)                    = 0
[pid 13695] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13700 attached
) = 13700
[pid 13695] tkill(13700, SIGSTOP)       = 0
[pid 13700] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13695, si_uid=0} ---
[pid 13695] exit_group(0 <unfinished ...>
[pid 13700] --- stopped by SIGSTOP ---
[pid 13695] <... exit_group resumed>)   = ?
[pid 13695] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13695, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13700] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13700] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13701
./strace-static-x86_64: Process 13701 attached
[pid 13701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13701] setpgid(0, 0)               = 0
[pid 13701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13701] write(3, "1000", 4)         = 4
[pid 13701] close(3)                    = 0
[pid 13701] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13701] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.785387][T13691] vhci_hcd vhci_hcd.0: port 0 already used
[  256.806862][T13695] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13701] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13701] close(5)                    = 0
[pid 13701] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13704 attached
) = 13704
[pid 13701] tkill(13704, SIGSTOP)       = 0
[pid 13701] exit_group(0 <unfinished ...>
[pid 13704] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13701, si_uid=0} ---
[pid 13701] <... exit_group resumed>)   = ?
[pid 13704] --- stopped by SIGSTOP ---
[pid 13701] +++ exited with 0 +++
[pid 13704] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13701, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13704] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13705 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13705
[pid 13705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13705] setpgid(0, 0)               = 0
[pid 13705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13705] write(3, "1000", 4)         = 4
[pid 13705] close(3)                    = 0
[pid 13705] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13705] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13705] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13705] close(5)                    = 0
[pid 13705] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13708 attached
) = 13708
[pid 13705] tkill(13708, SIGSTOP)       = 0
[pid 13705] exit_group(0 <unfinished ...>
[pid 13708] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13705, si_uid=0} ---
[pid 13705] <... exit_group resumed>)   = ?
[pid 13708] --- stopped by SIGSTOP ---
[pid 13705] +++ exited with 0 +++
[pid 13708] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13705, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13708] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13709 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13709
[pid 13709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13709] setpgid(0, 0)               = 0
[pid 13709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13709] write(3, "1000", 4)         = 4
[pid 13709] close(3)                    = 0
[pid 13709] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13709] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13709] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13709] close(5)                    = 0
[pid 13709] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13712 attached
) = 13712
[pid 13709] tkill(13712, SIGSTOP)       = 0
[pid 13712] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13709, si_uid=0} ---
[pid 13712] --- stopped by SIGSTOP ---
[pid 13709] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13712, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13709] exit_group(0)               = ?
[pid 13709] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13709, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13712] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13712] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13713 attached
, child_tidptr=0x555556c505d0) = 13713
[pid 13713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13713] setpgid(0, 0)               = 0
[pid 13713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13713] write(3, "1000", 4)         = 4
[pid 13713] close(3)                    = 0
[pid 13713] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13713] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.831441][T13701] vhci_hcd vhci_hcd.0: port 0 already used
[  256.852952][T13705] vhci_hcd vhci_hcd.0: port 0 already used
[  256.875110][T13709] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13713] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13713] close(5)                    = 0
[pid 13713] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13716 attached
) = 13716
[pid 13713] tkill(13716, SIGSTOP)       = 0
[pid 13716] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13713, si_uid=0} ---
[pid 13713] exit_group(0 <unfinished ...>
[pid 13716] --- stopped by SIGSTOP ---
[pid 13713] <... exit_group resumed>)   = ?
[pid 13713] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13713, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13716] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13716] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13717 attached
, child_tidptr=0x555556c505d0) = 13717
[pid 13717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13717] setpgid(0, 0)               = 0
[pid 13717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13717] write(3, "1000", 4)         = 4
[pid 13717] close(3)                    = 0
[pid 13717] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13717] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13717] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13717] close(5)                    = 0
[pid 13717] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13720 attached
) = 13720
[pid 13717] tkill(13720, SIGSTOP)       = 0
[pid 13720] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13717, si_uid=0} ---
[pid 13717] exit_group(0 <unfinished ...>
[pid 13720] --- stopped by SIGSTOP ---
[pid 13717] <... exit_group resumed>)   = ?
[pid 13717] +++ exited with 0 +++
[pid 13720] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13720] +++ killed by SIGHUP +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13717, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13721
./strace-static-x86_64: Process 13721 attached
[pid 13721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13721] setpgid(0, 0)               = 0
[pid 13721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13721] write(3, "1000", 4)         = 4
[pid 13721] close(3)                    = 0
[pid 13721] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13721] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  256.899929][T13713] vhci_hcd vhci_hcd.0: port 0 already used
[  256.924897][T13717] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13721] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13721] close(5)                    = 0
[pid 13721] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13724 attached
) = 13724
[pid 13721] tkill(13724, SIGSTOP)       = 0
[pid 13721] exit_group(0 <unfinished ...>
[pid 13724] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13721, si_uid=0} ---
[pid 13721] <... exit_group resumed>)   = ?
[pid 13724] --- stopped by SIGSTOP ---
[pid 13721] +++ exited with 0 +++
[pid 13724] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13721, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13724] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13725 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13725
[pid 13725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13725] setpgid(0, 0)               = 0
[pid 13725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13725] write(3, "1000", 4)         = 4
[pid 13725] close(3)                    = 0
[pid 13725] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13725] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13725] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13725] close(5)                    = 0
[pid 13725] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13728 attached
) = 13728
[pid 13725] tkill(13728, SIGSTOP)       = 0
[pid 13728] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13725, si_uid=0} ---
[pid 13725] exit_group(0 <unfinished ...>
[pid 13728] --- stopped by SIGSTOP ---
[pid 13725] <... exit_group resumed>)   = ?
[pid 13725] +++ exited with 0 +++
[pid 13728] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13725, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13728] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13729 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13729
[pid 13729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13729] setpgid(0, 0)               = 0
[pid 13729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13729] write(3, "1000", 4)         = 4
[pid 13729] close(3)                    = 0
[pid 13729] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13729] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13729] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  256.958214][T13721] vhci_hcd vhci_hcd.0: port 0 already used
[  256.979919][T13725] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13729] close(5)                    = 0
[pid 13729] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13732 attached
) = 13732
[pid 13729] tkill(13732, SIGSTOP)       = 0
[pid 13732] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13729, si_uid=0} ---
[pid 13729] exit_group(0)               = ?
[pid 13732] --- stopped by SIGSTOP ---
[pid 13729] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13729, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13732] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13733 attached
 <unfinished ...>
[pid 13732] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13733
[pid 13733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13733] setpgid(0, 0)               = 0
[pid 13733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13733] write(3, "1000", 4)         = 4
[pid 13733] close(3)                    = 0
[pid 13733] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13733] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13733] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13733] close(5)                    = 0
[pid 13733] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13736 attached
) = 13736
[pid 13733] tkill(13736, SIGSTOP)       = 0
[pid 13733] exit_group(0 <unfinished ...>
[pid 13736] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13733, si_uid=0} ---
[pid 13733] <... exit_group resumed>)   = ?
[pid 13736] --- stopped by SIGSTOP ---
[pid 13733] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13733, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13736] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13736] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13737 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13737
[pid 13737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13737] setpgid(0, 0)               = 0
[pid 13737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13737] write(3, "1000", 4)         = 4
[pid 13737] close(3)                    = 0
[pid 13737] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13737] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.003091][T13729] vhci_hcd vhci_hcd.0: port 0 already used
[  257.026061][T13733] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13737] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13737] close(5)                    = 0
[pid 13737] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13740 attached
) = 13740
[pid 13737] tkill(13740, SIGSTOP)       = 0
[pid 13737] exit_group(0)               = ?
[pid 13737] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13737, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13740] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13737, si_uid=0} ---
[pid 13740] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13741 attached
, child_tidptr=0x555556c505d0) = 13741
[pid 13741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13741] setpgid(0, 0)               = 0
[pid 13741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13741] write(3, "1000", 4)         = 4
[pid 13741] close(3)                    = 0
[pid 13741] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13741] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13741] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13741] close(5)                    = 0
[pid 13741] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13744 attached
) = 13744
[pid 13741] tkill(13744, SIGSTOP)       = 0
[pid 13744] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13741, si_uid=0} ---
[pid 13741] exit_group(0 <unfinished ...>
[pid 13744] --- stopped by SIGSTOP ---
[pid 13741] <... exit_group resumed>)   = ?
[pid 13741] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13741, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13744] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13744] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13745 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13745
[pid 13745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13745] setpgid(0, 0)               = 0
[pid 13745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13745] write(3, "1000", 4)         = 4
[pid 13745] close(3)                    = 0
[pid 13745] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13745] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.049533][T13737] vhci_hcd vhci_hcd.0: port 0 already used
[  257.070801][T13741] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13745] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13745] close(5)                    = 0
[pid 13745] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13748 attached
) = 13748
[pid 13745] tkill(13748, SIGSTOP)       = 0
[pid 13745] exit_group(0 <unfinished ...>
[pid 13748] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13745, si_uid=0} ---
[pid 13745] <... exit_group resumed>)   = ?
[pid 13748] --- stopped by SIGSTOP ---
[pid 13745] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13745, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13748] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13748] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13749 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13749
[pid 13749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13749] setpgid(0, 0)               = 0
[pid 13749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13749] write(3, "1000", 4)         = 4
[pid 13749] close(3)                    = 0
[pid 13749] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13749] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13749] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13749] close(5)                    = 0
[pid 13749] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13752 attached
) = 13752
[pid 13749] tkill(13752, SIGSTOP)       = 0
[pid 13749] exit_group(0 <unfinished ...>
[pid 13752] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13749, si_uid=0} ---
[pid 13749] <... exit_group resumed>)   = ?
[pid 13752] --- stopped by SIGSTOP ---
[pid 13749] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13749, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13752] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13752] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13753 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13753
[pid 13753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13753] setpgid(0, 0)               = 0
[pid 13753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13753] write(3, "1000", 4)         = 4
[pid 13753] close(3)                    = 0
[pid 13753] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13753] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13753] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13753] close(5)                    = 0
[pid 13753] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13756 attached
) = 13756
[pid 13753] tkill(13756, SIGSTOP)       = 0
[pid 13753] exit_group(0)               = ?
[pid 13756] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13753, si_uid=0} ---
[pid 13753] +++ exited with 0 +++
[pid 13756] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13753, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13757 attached
, child_tidptr=0x555556c505d0) = 13757
[pid 13757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13757] setpgid(0, 0)               = 0
[pid 13757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13757] write(3, "1000", 4)         = 4
[pid 13757] close(3)                    = 0
[pid 13757] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13757] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.093997][T13745] vhci_hcd vhci_hcd.0: port 0 already used
[  257.116577][T13749] vhci_hcd vhci_hcd.0: port 0 already used
[  257.139697][T13753] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13757] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13757] close(5)                    = 0
[pid 13757] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13760 attached
) = 13760
[pid 13757] tkill(13760, SIGSTOP)       = 0
[pid 13760] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13757, si_uid=0} ---
[pid 13757] exit_group(0 <unfinished ...>
[pid 13760] --- stopped by SIGSTOP ---
[pid 13757] <... exit_group resumed>)   = ?
[pid 13757] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13757, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13760] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13761 attached
 <unfinished ...>
[pid 13760] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13761
[pid 13761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13761] setpgid(0, 0)               = 0
[pid 13761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13761] write(3, "1000", 4)         = 4
[pid 13761] close(3)                    = 0
[pid 13761] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13761] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13761] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13761] close(5)                    = 0
[pid 13761] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13764 attached
) = 13764
[pid 13761] tkill(13764, SIGSTOP)       = 0
[pid 13761] exit_group(0 <unfinished ...>
[pid 13764] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13761, si_uid=0} ---
[pid 13761] <... exit_group resumed>)   = ?
[pid 13761] +++ exited with 0 +++
[pid 13764] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13761, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13765 attached
, child_tidptr=0x555556c505d0) = 13765
[pid 13765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13765] setpgid(0, 0)               = 0
[pid 13765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13765] write(3, "1000", 4)         = 4
[pid 13765] close(3)                    = 0
[pid 13765] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13765] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13765] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13765] close(5)                    = 0
[pid 13765] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13768 attached
) = 13768
[pid 13765] tkill(13768, SIGSTOP)       = 0
[pid 13768] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13765, si_uid=0} ---
[pid 13765] exit_group(0 <unfinished ...>
[pid 13768] --- stopped by SIGSTOP ---
[pid 13765] <... exit_group resumed>)   = ?
[pid 13765] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13765, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13768] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13768] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13769 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13769
[pid 13769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13769] setpgid(0, 0)               = 0
[pid 13769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13769] write(3, "1000", 4)         = 4
[pid 13769] close(3)                    = 0
[pid 13769] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13769] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.162657][T13757] vhci_hcd vhci_hcd.0: port 0 already used
[  257.184840][T13761] vhci_hcd vhci_hcd.0: port 0 already used
[  257.206240][T13765] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13769] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13769] close(5)                    = 0
[pid 13769] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13772 attached
) = 13772
[pid 13769] tkill(13772, SIGSTOP)       = 0
[pid 13772] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13769, si_uid=0} ---
[pid 13769] exit_group(0 <unfinished ...>
[pid 13772] --- stopped by SIGSTOP ---
[pid 13769] <... exit_group resumed>)   = ?
[pid 13769] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13769, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13772] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13772] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13773 attached
, child_tidptr=0x555556c505d0) = 13773
[pid 13773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13773] setpgid(0, 0)               = 0
[pid 13773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13773] write(3, "1000", 4)         = 4
[pid 13773] close(3)                    = 0
[pid 13773] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13773] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13773] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13773] close(5)                    = 0
[pid 13773] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13777 attached
) = 13777
[pid 13773] tkill(13777, SIGSTOP <unfinished ...>
[pid 13777] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13773, si_uid=0} ---
[pid 13773] <... tkill resumed>)        = 0
[pid 13777] --- stopped by SIGSTOP ---
[pid 13773] exit_group(0)               = ?
[pid 13773] +++ exited with 0 +++
[pid 13777] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13773, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13777] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13778 attached
, child_tidptr=0x555556c505d0) = 13778
[pid 13778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13778] setpgid(0, 0)               = 0
[pid 13778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13778] write(3, "1000", 4)         = 4
[pid 13778] close(3)                    = 0
[pid 13778] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13778] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.228492][T13769] vhci_hcd vhci_hcd.0: port 0 already used
[  257.251995][T13773] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13778] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13778] close(5)                    = 0
[pid 13778] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13782 attached
) = 13782
[pid 13778] tkill(13782, SIGSTOP)       = 0
[pid 13782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13778, si_uid=0} ---
[pid 13778] exit_group(0 <unfinished ...>
[pid 13782] --- stopped by SIGSTOP ---
[pid 13778] <... exit_group resumed>)   = ?
[pid 13778] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13778, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13782] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 13782] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13783 attached
, child_tidptr=0x555556c505d0) = 13783
[pid 13783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13783] setpgid(0, 0)               = 0
[pid 13783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13783] write(3, "1000", 4)         = 4
[pid 13783] close(3)                    = 0
[pid 13783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.274902][T13778] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13783] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13783] close(5)                    = 0
[pid 13783] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13786 attached
) = 13786
[pid 13783] tkill(13786, SIGSTOP)       = 0
[pid 13783] exit_group(0 <unfinished ...>
[pid 13786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13783, si_uid=0} ---
[pid 13783] <... exit_group resumed>)   = ?
[pid 13786] --- stopped by SIGSTOP ---
[pid 13783] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13786] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13786] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13787 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13787
[pid 13787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13787] setpgid(0, 0)               = 0
[pid 13787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13787] write(3, "1000", 4)         = 4
[pid 13787] close(3)                    = 0
[pid 13787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13787] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13787] close(5)                    = 0
[pid 13787] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13790 attached
) = 13790
[pid 13787] tkill(13790, SIGSTOP)       = 0
[pid 13787] exit_group(0 <unfinished ...>
[pid 13790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13787, si_uid=0} ---
[pid 13787] <... exit_group resumed>)   = ?
[pid 13790] --- stopped by SIGSTOP ---
[pid 13787] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13790] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13790] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13791 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13791
[pid 13791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13791] setpgid(0, 0)               = 0
[pid 13791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13791] write(3, "1000", 4)         = 4
[pid 13791] close(3)                    = 0
[pid 13791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.309427][T13783] vhci_hcd vhci_hcd.0: port 0 already used
[  257.333307][T13787] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13791] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13791] close(5)                    = 0
[pid 13791] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13794 attached
) = 13794
[pid 13791] tkill(13794, SIGSTOP)       = 0
[pid 13794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13791, si_uid=0} ---
[pid 13791] exit_group(0)               = ?
[pid 13794] --- stopped by SIGSTOP ---
[pid 13791] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13791, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13794] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13794] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13795 attached
, child_tidptr=0x555556c505d0) = 13795
[pid 13795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13795] setpgid(0, 0)               = 0
[pid 13795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13795] write(3, "1000", 4)         = 4
[pid 13795] close(3)                    = 0
[pid 13795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13795] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13795] close(5)                    = 0
[pid 13795] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13798 attached
) = 13798
[pid 13795] tkill(13798, SIGSTOP)       = 0
[pid 13795] exit_group(0 <unfinished ...>
[pid 13798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13795, si_uid=0} ---
[pid 13798] --- stopped by SIGSTOP ---
[pid 13795] <... exit_group resumed>)   = ?
[pid 13795] +++ exited with 0 +++
[pid 13798] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13798] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13799 attached
, child_tidptr=0x555556c505d0) = 13799
[pid 13799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13799] setpgid(0, 0)               = 0
[pid 13799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13799] write(3, "1000", 4)         = 4
[pid 13799] close(3)                    = 0
[pid 13799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.368077][T13791] vhci_hcd vhci_hcd.0: port 0 already used
[  257.389146][T13795] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13799] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13799] close(5)                    = 0
[pid 13799] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13802 attached
) = 13802
[pid 13799] tkill(13802, SIGSTOP)       = 0
[pid 13802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13799, si_uid=0} ---
[pid 13799] exit_group(0 <unfinished ...>
[pid 13802] --- stopped by SIGSTOP ---
[pid 13799] <... exit_group resumed>)   = ?
[pid 13799] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13802] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13802] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13803 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13803
[pid 13803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13803] setpgid(0, 0)               = 0
[pid 13803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13803] write(3, "1000", 4)         = 4
[pid 13803] close(3)                    = 0
[pid 13803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13803] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13803] close(5)                    = 0
[pid 13803] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13806 attached
) = 13806
[pid 13803] tkill(13806, SIGSTOP)       = 0
[pid 13806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13803, si_uid=0} ---
[pid 13803] exit_group(0 <unfinished ...>
[pid 13806] --- stopped by SIGSTOP ---
[pid 13803] <... exit_group resumed>)   = ?
[pid 13803] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13806] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13807 attached
 <unfinished ...>
[pid 13806] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13807
[pid 13807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13807] setpgid(0, 0)               = 0
[pid 13807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13807] write(3, "1000", 4)         = 4
[pid 13807] close(3)                    = 0
[pid 13807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.413548][T13799] vhci_hcd vhci_hcd.0: port 0 already used
[  257.436466][T13803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13807] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13807] close(5)                    = 0
[pid 13807] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13810 attached
) = 13810
[pid 13807] tkill(13810, SIGSTOP)       = 0
[pid 13807] exit_group(0 <unfinished ...>
[pid 13810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13807, si_uid=0} ---
[pid 13807] <... exit_group resumed>)   = ?
[pid 13810] --- stopped by SIGSTOP ---
[pid 13807] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13810] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13810] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13811 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13811
[pid 13811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13811] setpgid(0, 0)               = 0
[pid 13811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13811] write(3, "1000", 4)         = 4
[pid 13811] close(3)                    = 0
[pid 13811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13811] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13811] close(5)                    = 0
[pid 13811] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13814 attached
) = 13814
[pid 13811] tkill(13814, SIGSTOP)       = 0
[pid 13814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13811, si_uid=0} ---
[pid 13811] exit_group(0 <unfinished ...>
[pid 13814] --- stopped by SIGSTOP ---
[pid 13811] <... exit_group resumed>)   = ?
[pid 13811] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13811, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13814] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13814] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13815 attached
, child_tidptr=0x555556c505d0) = 13815
[pid 13815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13815] setpgid(0, 0)               = 0
[pid 13815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13815] write(3, "1000", 4)         = 4
[pid 13815] close(3)                    = 0
[pid 13815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13815] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13815] close(5)                    = 0
[pid 13815] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13818 attached
) = 13818
[pid 13815] tkill(13818, SIGSTOP)       = 0
[pid 13818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13815, si_uid=0} ---
[pid 13815] exit_group(0 <unfinished ...>
[pid 13818] --- stopped by SIGSTOP ---
[pid 13815] <... exit_group resumed>)   = ?
[pid 13815] +++ exited with 0 +++
[pid 13818] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13815, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13818] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13819 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13819
[pid 13819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13819] setpgid(0, 0)               = 0
[pid 13819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13819] write(3, "1000", 4)         = 4
[pid 13819] close(3)                    = 0
[pid 13819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.460454][T13807] vhci_hcd vhci_hcd.0: port 0 already used
[  257.481602][T13811] vhci_hcd vhci_hcd.0: port 0 already used
[  257.503530][T13815] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13819] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13819] close(5)                    = 0
[pid 13819] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13822 attached
) = 13822
[pid 13819] tkill(13822, SIGSTOP)       = 0
[pid 13819] exit_group(0 <unfinished ...>
[pid 13822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13819, si_uid=0} ---
[pid 13819] <... exit_group resumed>)   = ?
[pid 13819] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13822] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13823
./strace-static-x86_64: Process 13823 attached
[pid 13823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13823] setpgid(0, 0)               = 0
[pid 13823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13823] write(3, "1000", 4)         = 4
[pid 13823] close(3)                    = 0
[pid 13823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13823] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13823] close(5)                    = 0
[pid 13823] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13826 attached
) = 13826
[pid 13823] tkill(13826, SIGSTOP)       = 0
[pid 13826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13823, si_uid=0} ---
[pid 13823] exit_group(0 <unfinished ...>
[pid 13826] --- stopped by SIGSTOP ---
[pid 13823] <... exit_group resumed>)   = ?
[pid 13823] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13826] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13826] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13827 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13827
[pid 13827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13827] setpgid(0, 0)               = 0
[pid 13827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13827] write(3, "1000", 4)         = 4
[pid 13827] close(3)                    = 0
[pid 13827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.525396][T13819] vhci_hcd vhci_hcd.0: port 0 already used
[  257.549147][T13823] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13827] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13827] close(5)                    = 0
[pid 13827] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13830 attached
) = 13830
[pid 13827] tkill(13830, SIGSTOP)       = 0
[pid 13827] exit_group(0 <unfinished ...>
[pid 13830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13827, si_uid=0} ---
[pid 13827] <... exit_group resumed>)   = ?
[pid 13830] --- stopped by SIGSTOP ---
[pid 13827] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13827, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13830] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13830] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13831 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13831
[pid 13831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13831] setpgid(0, 0)               = 0
[pid 13831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13831] write(3, "1000", 4)         = 4
[pid 13831] close(3)                    = 0
[pid 13831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13831] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13831] close(5)                    = 0
[pid 13831] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13834 attached
) = 13834
[pid 13831] tkill(13834, SIGSTOP)       = 0
[pid 13834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13831, si_uid=0} ---
[pid 13831] exit_group(0 <unfinished ...>
[pid 13834] --- stopped by SIGSTOP ---
[pid 13831] <... exit_group resumed>)   = ?
[pid 13831] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13831, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13834] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13834] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13835
./strace-static-x86_64: Process 13835 attached
[pid 13835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13835] setpgid(0, 0)               = 0
[pid 13835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13835] write(3, "1000", 4)         = 4
[pid 13835] close(3)                    = 0
[pid 13835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.571661][T13827] vhci_hcd vhci_hcd.0: port 0 already used
[  257.593996][T13831] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13835] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13835] close(5)                    = 0
[pid 13835] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13838 attached
) = 13838
[pid 13835] tkill(13838, SIGSTOP)       = 0
[pid 13835] exit_group(0 <unfinished ...>
[pid 13838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13835, si_uid=0} ---
[pid 13835] <... exit_group resumed>)   = ?
[pid 13838] --- stopped by SIGSTOP ---
[pid 13835] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13835, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13838] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13838] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13839 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13839
[pid 13839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13839] setpgid(0, 0)               = 0
[pid 13839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13839] write(3, "1000", 4)         = 4
[pid 13839] close(3)                    = 0
[pid 13839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13839] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13839] close(5)                    = 0
[pid 13839] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13842 attached
) = 13842
[pid 13839] tkill(13842, SIGSTOP)       = 0
[pid 13839] exit_group(0 <unfinished ...>
[pid 13842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13839, si_uid=0} ---
[pid 13839] <... exit_group resumed>)   = ?
[pid 13842] --- stopped by SIGSTOP ---
[pid 13839] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13839, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13842] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13842] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13843 attached
, child_tidptr=0x555556c505d0) = 13843
[pid 13843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13843] setpgid(0, 0)               = 0
[pid 13843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13843] write(3, "1000", 4)         = 4
[pid 13843] close(3)                    = 0
[pid 13843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.616596][T13835] vhci_hcd vhci_hcd.0: port 0 already used
[  257.639007][T13839] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13843] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13843] close(5)                    = 0
[pid 13843] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13846 attached
) = 13846
[pid 13843] tkill(13846, SIGSTOP)       = 0
[pid 13846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13843, si_uid=0} ---
[pid 13846] --- stopped by SIGSTOP ---
[pid 13843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13846, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13843] exit_group(0)               = ?
[pid 13843] +++ exited with 0 +++
[pid 13846] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13846] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13847 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13847
[pid 13847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13847] setpgid(0, 0)               = 0
[pid 13847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13847] write(3, "1000", 4)         = 4
[pid 13847] close(3)                    = 0
[pid 13847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13847] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13847] close(5)                    = 0
[pid 13847] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13850 attached
) = 13850
[pid 13847] tkill(13850, SIGSTOP)       = 0
[pid 13847] exit_group(0 <unfinished ...>
[pid 13850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13847, si_uid=0} ---
[pid 13847] <... exit_group resumed>)   = ?
[pid 13850] --- stopped by SIGSTOP ---
[pid 13847] +++ exited with 0 +++
[pid 13850] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13847, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13850] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13851 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13851
[pid 13851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13851] setpgid(0, 0)               = 0
[pid 13851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13851] write(3, "1000", 4)         = 4
[pid 13851] close(3)                    = 0
[pid 13851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.671210][T13843] vhci_hcd vhci_hcd.0: port 0 already used
[  257.694297][T13847] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13851] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13851] close(5)                    = 0
[pid 13851] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13854 attached
) = 13854
[pid 13851] tkill(13854, SIGSTOP)       = 0
[pid 13851] exit_group(0 <unfinished ...>
[pid 13854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13851, si_uid=0} ---
[pid 13851] <... exit_group resumed>)   = ?
[pid 13851] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13851, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13854] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13855 attached
, child_tidptr=0x555556c505d0) = 13855
[pid 13855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13855] setpgid(0, 0)               = 0
[pid 13855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13855] write(3, "1000", 4)         = 4
[pid 13855] close(3)                    = 0
[pid 13855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13855] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13855] close(5)                    = 0
[pid 13855] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13858 attached
) = 13858
[pid 13855] tkill(13858, SIGSTOP)       = 0
[pid 13858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13855, si_uid=0} ---
[pid 13855] exit_group(0 <unfinished ...>
[pid 13858] --- stopped by SIGSTOP ---
[pid 13855] <... exit_group resumed>)   = ?
[pid 13855] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13855, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13858] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13859 attached
 <unfinished ...>
[pid 13858] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13859
[pid 13859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13859] setpgid(0, 0)               = 0
[pid 13859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13859] write(3, "1000", 4)         = 4
[pid 13859] close(3)                    = 0
[pid 13859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13859] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13859] close(5)                    = 0
[pid 13859] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13862 attached
) = 13862
[pid 13859] tkill(13862, SIGSTOP)       = 0
[pid 13859] exit_group(0 <unfinished ...>
[pid 13862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13859, si_uid=0} ---
[pid 13859] <... exit_group resumed>)   = ?
[pid 13862] --- stopped by SIGSTOP ---
[pid 13859] +++ exited with 0 +++
[pid 13862] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13859, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13862] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13863 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13863
[pid 13863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13863] setpgid(0, 0)               = 0
[pid 13863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13863] write(3, "1000", 4)         = 4
[pid 13863] close(3)                    = 0
[pid 13863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.717321][T13851] vhci_hcd vhci_hcd.0: port 0 already used
[  257.739062][T13855] vhci_hcd vhci_hcd.0: port 0 already used
[  257.761415][T13859] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13863] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13863] close(5)                    = 0
[pid 13863] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13866 attached
) = 13866
[pid 13863] tkill(13866, SIGSTOP)       = 0
[pid 13863] exit_group(0 <unfinished ...>
[pid 13866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13863, si_uid=0} ---
[pid 13866] --- stopped by SIGSTOP ---
[pid 13863] <... exit_group resumed>)   = ?
[pid 13863] +++ exited with 0 +++
[pid 13866] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13863, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13866] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13867 attached
, child_tidptr=0x555556c505d0) = 13867
[pid 13867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13867] setpgid(0, 0)               = 0
[pid 13867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13867] write(3, "1000", 4)         = 4
[pid 13867] close(3)                    = 0
[pid 13867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13867] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13867] close(5)                    = 0
[pid 13867] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13872 attached
) = 13872
[pid 13867] tkill(13872, SIGSTOP)       = 0
[pid 13872] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13867, si_uid=0} ---
[pid 13867] exit_group(0 <unfinished ...>
[pid 13872] --- stopped by SIGSTOP ---
[pid 13867] <... exit_group resumed>)   = ?
[pid 13867] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13872] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13873 attached
, child_tidptr=0x555556c505d0) = 13873
[pid 13872] +++ killed by SIGHUP +++
[pid 13873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13873] setpgid(0, 0)               = 0
[pid 13873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13873] write(3, "1000", 4)         = 4
[pid 13873] close(3)                    = 0
[pid 13873] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13873] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13873] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13873] close(5)                    = 0
[pid 13873] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13876 attached
) = 13876
[pid 13873] tkill(13876, SIGSTOP)       = 0
[pid 13876] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13873, si_uid=0} ---
[pid 13873] exit_group(0 <unfinished ...>
[pid 13876] --- stopped by SIGSTOP ---
[pid 13873] <... exit_group resumed>)   = ?
[pid 13873] +++ exited with 0 +++
[pid 13876] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13873, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13876] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13877
./strace-static-x86_64: Process 13877 attached
[pid 13877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13877] setpgid(0, 0)               = 0
[pid 13877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13877] write(3, "1000", 4)         = 4
[pid 13877] close(3)                    = 0
[pid 13877] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13877] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.782026][T13863] vhci_hcd vhci_hcd.0: port 0 already used
[  257.804298][T13867] vhci_hcd vhci_hcd.0: port 0 already used
[  257.825107][T13873] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13877] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13877] close(5)                    = 0
[pid 13877] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13880 attached
) = 13880
[pid 13877] tkill(13880, SIGSTOP)       = 0
[pid 13877] exit_group(0)               = ?
[pid 13877] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13877, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13880] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13877, si_uid=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13880] --- stopped by SIGSTOP ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13881 attached
, child_tidptr=0x555556c505d0) = 13881
[pid 13881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13881] setpgid(0, 0)               = 0
[pid 13881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13881] write(3, "1000", 4)         = 4
[pid 13881] close(3)                    = 0
[pid 13881] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13881] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13881] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13881] close(5)                    = 0
[pid 13881] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13884 attached
) = 13884
[pid 13881] tkill(13884, SIGSTOP)       = 0
[pid 13881] exit_group(0)               = ?
[pid 13884] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13881, si_uid=0} ---
[pid 13881] +++ exited with 0 +++
[pid 13884] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13881, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13885 attached
, child_tidptr=0x555556c505d0) = 13885
[pid 13885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13885] setpgid(0, 0)               = 0
[pid 13885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13885] write(3, "1000", 4)         = 4
[pid 13885] close(3)                    = 0
[pid 13885] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13885] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13885] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13885] close(5)                    = 0
[pid 13885] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13888 attached
) = 13888
[pid 13885] tkill(13888, SIGSTOP)       = 0
[pid 13888] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13885, si_uid=0} ---
[pid 13885] exit_group(0 <unfinished ...>
[pid 13888] --- stopped by SIGSTOP ---
[pid 13885] <... exit_group resumed>)   = ?
[pid 13885] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13885, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13888] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13888] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13889 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13889
[pid 13889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13889] setpgid(0, 0)               = 0
[pid 13889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13889] write(3, "1000", 4)         = 4
[pid 13889] close(3)                    = 0
[pid 13889] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13889] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.849039][T13877] vhci_hcd vhci_hcd.0: port 0 already used
[  257.870351][T13881] vhci_hcd vhci_hcd.0: port 0 already used
[  257.891910][T13885] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13889] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13889] close(5)                    = 0
[pid 13889] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13892 attached
) = 13892
[pid 13889] tkill(13892, SIGSTOP)       = 0
[pid 13892] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13889, si_uid=0} ---
[pid 13889] exit_group(0 <unfinished ...>
[pid 13892] --- stopped by SIGSTOP ---
[pid 13889] <... exit_group resumed>)   = ?
[pid 13889] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13889, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13892] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13892] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13893 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13893
[pid 13893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13893] setpgid(0, 0)               = 0
[pid 13893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13893] write(3, "1000", 4)         = 4
[pid 13893] close(3)                    = 0
[pid 13893] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13893] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13893] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13893] close(5)                    = 0
[pid 13893] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13896 attached
) = 13896
[pid 13893] tkill(13896, SIGSTOP)       = 0
[pid 13896] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13893, si_uid=0} ---
[pid 13893] exit_group(0 <unfinished ...>
[pid 13896] --- stopped by SIGSTOP ---
[pid 13893] <... exit_group resumed>)   = ?
[pid 13893] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13893, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13896] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13896] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13897
./strace-static-x86_64: Process 13897 attached
[pid 13897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13897] setpgid(0, 0)               = 0
[pid 13897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13897] write(3, "1000", 4)         = 4
[pid 13897] close(3)                    = 0
[pid 13897] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13897] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.913969][T13889] vhci_hcd vhci_hcd.0: port 0 already used
[  257.946492][T13893] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13897] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13897] close(5)                    = 0
[pid 13897] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13900 attached
) = 13900
[pid 13897] tkill(13900, SIGSTOP)       = 0
[pid 13900] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13897, si_uid=0} ---
[pid 13897] exit_group(0 <unfinished ...>
[pid 13900] --- stopped by SIGSTOP ---
[pid 13897] <... exit_group resumed>)   = ?
[pid 13897] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13897, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13900] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13901
[pid 13900] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13901 attached
[pid 13901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13901] setpgid(0, 0)               = 0
[pid 13901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13901] write(3, "1000", 4)         = 4
[pid 13901] close(3)                    = 0
[pid 13901] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13901] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13901] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13901] close(5)                    = 0
[pid 13901] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13904 attached
) = 13904
[pid 13901] tkill(13904, SIGSTOP)       = 0
[pid 13901] exit_group(0 <unfinished ...>
[pid 13904] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13901, si_uid=0} ---
[pid 13901] <... exit_group resumed>)   = ?
[pid 13904] --- stopped by SIGSTOP ---
[pid 13901] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13901, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13904] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13904] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13905 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13905
[pid 13905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13905] setpgid(0, 0)               = 0
[pid 13905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13905] write(3, "1000", 4)         = 4
[pid 13905] close(3)                    = 0
[pid 13905] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13905] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13905] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13905] close(5)                    = 0
[pid 13905] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13908 attached
) = 13908
[pid 13905] tkill(13908, SIGSTOP)       = 0
[pid 13908] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13905, si_uid=0} ---
[pid 13905] exit_group(0 <unfinished ...>
[pid 13908] --- stopped by SIGSTOP ---
[pid 13905] <... exit_group resumed>)   = ?
[pid 13905] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13905, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13908] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13909 attached
, child_tidptr=0x555556c505d0) = 13909
[pid 13908] +++ killed by SIGHUP +++
[pid 13909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13909] setpgid(0, 0)               = 0
[pid 13909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13909] write(3, "1000", 4)         = 4
[pid 13909] close(3)                    = 0
[pid 13909] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13909] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  257.971606][T13897] vhci_hcd vhci_hcd.0: port 0 already used
[  257.993217][T13901] vhci_hcd vhci_hcd.0: port 0 already used
[  258.016089][T13905] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13909] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13909] close(5)                    = 0
[pid 13909] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13912 attached
) = 13912
[pid 13909] tkill(13912, SIGSTOP)       = 0
[pid 13909] exit_group(0 <unfinished ...>
[pid 13912] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13909, si_uid=0} ---
[pid 13909] <... exit_group resumed>)   = ?
[pid 13912] --- stopped by SIGSTOP ---
[pid 13909] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13909, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13912] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13913
./strace-static-x86_64: Process 13913 attached
[pid 13912] +++ killed by SIGHUP +++
[pid 13913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13913] setpgid(0, 0)               = 0
[pid 13913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13913] write(3, "1000", 4)         = 4
[pid 13913] close(3)                    = 0
[pid 13913] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13913] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13913] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13913] close(5)                    = 0
[pid 13913] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13916 attached
) = 13916
[pid 13913] tkill(13916, SIGSTOP)       = 0
[pid 13913] exit_group(0)               = ?
[pid 13916] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13913, si_uid=0} ---
[pid 13916] --- stopped by SIGSTOP ---
[pid 13913] +++ exited with 0 +++
[pid 13916] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13913, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13917 attached
 <unfinished ...>
[pid 13916] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13917
[pid 13917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13917] setpgid(0, 0)               = 0
[pid 13917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13917] write(3, "1000", 4)         = 4
[pid 13917] close(3)                    = 0
[pid 13917] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13917] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13917] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13917] close(5)                    = 0
[pid 13917] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13920 attached
) = 13920
[pid 13917] tkill(13920, SIGSTOP)       = 0
[pid 13917] exit_group(0 <unfinished ...>
[pid 13920] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13917, si_uid=0} ---
[pid 13917] <... exit_group resumed>)   = ?
[pid 13920] --- stopped by SIGSTOP ---
[pid 13917] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13917, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13920] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13920] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13921 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13921
[pid 13921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13921] setpgid(0, 0)               = 0
[pid 13921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13921] write(3, "1000", 4)         = 4
[pid 13921] close(3)                    = 0
[pid 13921] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13921] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.037161][T13909] vhci_hcd vhci_hcd.0: port 0 already used
[  258.059968][T13913] vhci_hcd vhci_hcd.0: port 0 already used
[  258.080566][T13917] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13921] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13921] close(5)                    = 0
[pid 13921] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13924 attached
) = 13924
[pid 13921] tkill(13924, SIGSTOP)       = 0
[pid 13921] exit_group(0 <unfinished ...>
[pid 13924] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13921, si_uid=0} ---
[pid 13921] <... exit_group resumed>)   = ?
[pid 13924] --- stopped by SIGSTOP ---
[pid 13921] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13921, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13924] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13924] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13925 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13925
[pid 13925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13925] setpgid(0, 0)               = 0
[pid 13925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13925] write(3, "1000", 4)         = 4
[pid 13925] close(3)                    = 0
[pid 13925] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13925] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13925] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13925] close(5)                    = 0
[pid 13925] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13928 attached
) = 13928
[pid 13925] tkill(13928, SIGSTOP)       = 0
[pid 13925] exit_group(0)               = ?
[pid 13928] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13925, si_uid=0} ---
[pid 13928] --- stopped by SIGSTOP ---
[pid 13925] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13925, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13928] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13928] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13929 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13929
[pid 13929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13929] setpgid(0, 0)               = 0
[pid 13929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13929] write(3, "1000", 4)         = 4
[pid 13929] close(3)                    = 0
[pid 13929] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13929] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13929] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13929] close(5)                    = 0
[pid 13929] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13932 attached
) = 13932
[pid 13929] tkill(13932, SIGSTOP)       = 0
[pid 13929] exit_group(0 <unfinished ...>
[pid 13932] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13929, si_uid=0} ---
[pid 13929] <... exit_group resumed>)   = ?
[pid 13932] --- stopped by SIGSTOP ---
[pid 13929] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13929, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13932] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13932] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13933 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13933
[pid 13933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13933] setpgid(0, 0)               = 0
[pid 13933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13933] write(3, "1000", 4)         = 4
[pid 13933] close(3)                    = 0
[pid 13933] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13933] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.103431][T13921] vhci_hcd vhci_hcd.0: port 0 already used
[  258.125256][T13925] vhci_hcd vhci_hcd.0: port 0 already used
[  258.146956][T13929] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13933] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13933] close(5)                    = 0
[pid 13933] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13936 attached
) = 13936
[pid 13933] tkill(13936, SIGSTOP)       = 0
[pid 13933] exit_group(0 <unfinished ...>
[pid 13936] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13933, si_uid=0} ---
[pid 13933] <... exit_group resumed>)   = ?
[pid 13936] --- stopped by SIGSTOP ---
[pid 13933] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13933, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13936] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13936] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13937 attached
, child_tidptr=0x555556c505d0) = 13937
[pid 13937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13937] setpgid(0, 0)               = 0
[pid 13937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13937] write(3, "1000", 4)         = 4
[pid 13937] close(3)                    = 0
[pid 13937] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13937] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13937] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13937] close(5)                    = 0
[pid 13937] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13940 attached
) = 13940
[pid 13937] tkill(13940, SIGSTOP)       = 0
[pid 13937] exit_group(0 <unfinished ...>
[pid 13940] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13937, si_uid=0} ---
[pid 13937] <... exit_group resumed>)   = ?
[pid 13940] --- stopped by SIGSTOP ---
[pid 13937] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13937, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13940] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 13941
[pid 13940] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13941 attached
[pid 13941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13941] setpgid(0, 0)               = 0
[pid 13941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13941] write(3, "1000", 4)         = 4
[pid 13941] close(3)                    = 0
[pid 13941] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13941] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13941] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13941] close(5)                    = 0
[pid 13941] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13944 attached
) = 13944
[pid 13941] tkill(13944, SIGSTOP)       = 0
[pid 13941] exit_group(0 <unfinished ...>
[pid 13944] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13941, si_uid=0} ---
[pid 13941] <... exit_group resumed>)   = ?
[pid 13941] +++ exited with 0 +++
[pid 13944] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13941, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13945 attached
, child_tidptr=0x555556c505d0) = 13945
[pid 13945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13945] setpgid(0, 0)               = 0
[pid 13945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13945] write(3, "1000", 4)         = 4
[pid 13945] close(3)                    = 0
[pid 13945] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13945] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.169043][T13933] vhci_hcd vhci_hcd.0: port 0 already used
[  258.191133][T13937] vhci_hcd vhci_hcd.0: port 0 already used
[  258.211889][T13941] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13945] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13945] close(5)                    = 0
[pid 13945] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13949 attached
) = 13949
[pid 13945] tkill(13949, SIGSTOP)       = 0
[pid 13949] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13945, si_uid=0} ---
[pid 13945] exit_group(0 <unfinished ...>
[pid 13949] --- stopped by SIGSTOP ---
[pid 13945] <... exit_group resumed>)   = ?
[pid 13945] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13945, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13949] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13949] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13950 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13950
[pid 13950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13950] setpgid(0, 0)               = 0
[pid 13950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13950] write(3, "1000", 4)         = 4
[pid 13950] close(3)                    = 0
[pid 13950] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13950] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13950] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13950] close(5)                    = 0
[pid 13950] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13954 attached
) = 13954
[pid 13950] tkill(13954, SIGSTOP)       = 0
[pid 13954] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13950, si_uid=0} ---
[pid 13950] exit_group(0 <unfinished ...>
[pid 13954] --- stopped by SIGSTOP ---
[pid 13950] <... exit_group resumed>)   = ?
[pid 13950] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13950, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13954] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13955 attached
, child_tidptr=0x555556c505d0) = 13955
[pid 13954] +++ killed by SIGHUP +++
[pid 13955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13955] setpgid(0, 0)               = 0
[pid 13955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13955] write(3, "1000", 4)         = 4
[pid 13955] close(3)                    = 0
[pid 13955] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13955] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.232671][T13945] vhci_hcd vhci_hcd.0: port 0 already used
[  258.254548][T13950] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13955] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13955] close(5)                    = 0
[pid 13955] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13958 attached
) = 13958
[pid 13955] tkill(13958, SIGSTOP)       = 0
[pid 13958] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13955, si_uid=0} ---
[pid 13958] --- stopped by SIGSTOP ---
[pid 13955] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=13958, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 13955] exit_group(0)               = ?
[pid 13955] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13955, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13958] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13958] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13959 attached
, child_tidptr=0x555556c505d0) = 13959
[pid 13959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13959] setpgid(0, 0)               = 0
[pid 13959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13959] write(3, "1000", 4)         = 4
[pid 13959] close(3)                    = 0
[pid 13959] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13959] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13959] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13959] close(5)                    = 0
[pid 13959] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13962 attached
) = 13962
[pid 13959] tkill(13962, SIGSTOP)       = 0
[pid 13962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13959, si_uid=0} ---
[pid 13959] exit_group(0)               = ?
[pid 13962] --- stopped by SIGSTOP ---
[pid 13959] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13959, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13962] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13962] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13963
./strace-static-x86_64: Process 13963 attached
[pid 13963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13963] setpgid(0, 0)               = 0
[pid 13963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13963] write(3, "1000", 4)         = 4
[pid 13963] close(3)                    = 0
[pid 13963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.277565][T13955] vhci_hcd vhci_hcd.0: port 0 already used
[  258.300955][T13959] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13963] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13963] close(5)                    = 0
[pid 13963] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13966 attached
) = 13966
[pid 13963] tkill(13966, SIGSTOP)       = 0
[pid 13966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13963, si_uid=0} ---
[pid 13963] exit_group(0 <unfinished ...>
[pid 13966] --- stopped by SIGSTOP ---
[pid 13963] <... exit_group resumed>)   = ?
[pid 13963] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13963, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 13966] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13966] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13967 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13967
[pid 13967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13967] setpgid(0, 0)               = 0
[pid 13967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13967] write(3, "1000", 4)         = 4
[pid 13967] close(3)                    = 0
[pid 13967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13967] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13967] close(5)                    = 0
[pid 13967] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13970 attached
) = 13970
[pid 13967] tkill(13970, SIGSTOP)       = 0
[pid 13970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13967, si_uid=0} ---
[pid 13967] exit_group(0)               = ?
[pid 13970] --- stopped by SIGSTOP ---
[pid 13967] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13967, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13970] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 13970] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13971 attached
, child_tidptr=0x555556c505d0) = 13971
[pid 13971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13971] setpgid(0, 0)               = 0
[pid 13971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13971] write(3, "1000", 4)         = 4
[pid 13971] close(3)                    = 0
[pid 13971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.323253][T13963] vhci_hcd vhci_hcd.0: port 0 already used
[  258.344568][T13967] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13971] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13971] close(5)                    = 0
[pid 13971] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13974 attached
) = 13974
[pid 13971] tkill(13974, SIGSTOP)       = 0
[pid 13971] exit_group(0)               = ?
[pid 13974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13971, si_uid=0} ---
[pid 13974] --- stopped by SIGSTOP ---
[pid 13971] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13971, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13974] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13974] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13975 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13975
[pid 13975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13975] setpgid(0, 0)               = 0
[pid 13975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13975] write(3, "1000", 4)         = 4
[pid 13975] close(3)                    = 0
[pid 13975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13975] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13975] close(5)                    = 0
[pid 13975] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13978 attached
) = 13978
[pid 13975] tkill(13978, SIGSTOP)       = 0
[pid 13978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13975, si_uid=0} ---
[pid 13978] --- stopped by SIGSTOP ---
[pid 13975] exit_group(0)               = ?
[pid 13975] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13975, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13978] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13978] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13979 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13979
[pid 13979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13979] setpgid(0, 0)               = 0
[pid 13979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13979] write(3, "1000", 4)         = 4
[pid 13979] close(3)                    = 0
[pid 13979] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13979] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.367802][T13971] vhci_hcd vhci_hcd.0: port 0 already used
[  258.390168][T13975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13979] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13979] close(5)                    = 0
[pid 13979] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13984 attached
) = 13984
[pid 13979] tkill(13984, SIGSTOP)       = 0
[pid 13984] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13979, si_uid=0} ---
[pid 13979] exit_group(0 <unfinished ...>
[pid 13984] --- stopped by SIGSTOP ---
[pid 13979] <... exit_group resumed>)   = ?
[pid 13979] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13979, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 13984] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13984] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13985 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13985
[pid 13985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13985] setpgid(0, 0)               = 0
[pid 13985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13985] write(3, "1000", 4)         = 4
[pid 13985] close(3)                    = 0
[pid 13985] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13985] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13985] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13985] close(5)                    = 0
[pid 13985] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13988 attached
) = 13988
[pid 13985] tkill(13988, SIGSTOP)       = 0
[pid 13985] exit_group(0)               = ?
[pid 13988] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13985, si_uid=0} ---
[pid 13988] --- stopped by SIGSTOP ---
[pid 13985] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13985, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 13988] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 13989 attached
, child_tidptr=0x555556c505d0) = 13989
[pid 13989] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 13988] +++ killed by SIGHUP +++
[pid 13989] <... prctl resumed>)        = 0
[pid 13989] setpgid(0, 0)               = 0
[pid 13989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13989] write(3, "1000", 4)         = 4
[pid 13989] close(3)                    = 0
[pid 13989] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13989] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13989] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13989] close(5)                    = 0
[pid 13989] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13992 attached
) = 13992
[pid 13989] tkill(13992, SIGSTOP)       = 0
[pid 13992] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13989, si_uid=0} ---
[pid 13989] exit_group(0 <unfinished ...>
[pid 13992] --- stopped by SIGSTOP ---
[pid 13989] <... exit_group resumed>)   = ?
[pid 13989] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13989, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13992] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13992] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13993 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13993
[pid 13993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13993] setpgid(0, 0)               = 0
[pid 13993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13993] write(3, "1000", 4)         = 4
[pid 13993] close(3)                    = 0
[pid 13993] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13993] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.413872][T13979] vhci_hcd vhci_hcd.0: port 0 already used
[  258.435559][T13985] vhci_hcd vhci_hcd.0: port 0 already used
[  258.456481][T13989] vhci_hcd vhci_hcd.0: port 0 already used
[pid 13993] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13993] close(5)                    = 0
[pid 13993] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 13996 attached
) = 13996
[pid 13993] tkill(13996, SIGSTOP)       = 0
[pid 13993] exit_group(0 <unfinished ...>
[pid 13996] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13993, si_uid=0} ---
[pid 13993] <... exit_group resumed>)   = ?
[pid 13996] --- stopped by SIGSTOP ---
[pid 13993] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13993, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 13996] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 13996] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 13997 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 13997
[pid 13997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 13997] setpgid(0, 0)               = 0
[pid 13997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 13997] write(3, "1000", 4)         = 4
[pid 13997] close(3)                    = 0
[pid 13997] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 13997] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 13997] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 13997] close(5)                    = 0
[pid 13997] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14000 attached
) = 14000
[pid 13997] tkill(14000, SIGSTOP)       = 0
[pid 13997] exit_group(0)               = ?
[pid 14000] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=13997, si_uid=0} ---
[pid 14000] --- stopped by SIGSTOP ---
[pid 13997] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13997, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14001 attached
, child_tidptr=0x555556c505d0) = 14001
[pid 14001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14001] setpgid(0, 0)               = 0
[pid 14001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14001] write(3, "1000", 4)         = 4
[pid 14001] close(3)                    = 0
[pid 14001] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14001] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14001] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14001] close(5)                    = 0
[pid 14001] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14004 attached
) = 14004
[pid 14001] tkill(14004, SIGSTOP)       = 0
[pid 14001] exit_group(0 <unfinished ...>
[pid 14004] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14001, si_uid=0} ---
[pid 14001] <... exit_group resumed>)   = ?
[pid 14004] --- stopped by SIGSTOP ---
[pid 14001] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14001, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14004] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14004] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14005 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14005
[pid 14005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14005] setpgid(0, 0)               = 0
[pid 14005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14005] write(3, "1000", 4)         = 4
[pid 14005] close(3)                    = 0
[pid 14005] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14005] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.479413][T13993] vhci_hcd vhci_hcd.0: port 0 already used
[  258.501292][T13997] vhci_hcd vhci_hcd.0: port 0 already used
[  258.522345][T14001] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14005] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14005] close(5)                    = 0
[pid 14005] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14008 attached
) = 14008
[pid 14005] tkill(14008, SIGSTOP)       = 0
[pid 14008] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14005, si_uid=0} ---
[pid 14005] exit_group(0 <unfinished ...>
[pid 14008] --- stopped by SIGSTOP ---
[pid 14005] <... exit_group resumed>)   = ?
[pid 14005] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14005, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14008] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14008] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14009 attached
, child_tidptr=0x555556c505d0) = 14009
[pid 14009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14009] setpgid(0, 0)               = 0
[pid 14009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14009] write(3, "1000", 4)         = 4
[pid 14009] close(3)                    = 0
[pid 14009] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14009] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14009] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14009] close(5)                    = 0
[pid 14009] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14012 attached
) = 14012
[pid 14009] tkill(14012, SIGSTOP)       = 0
[pid 14012] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14009, si_uid=0} ---
[pid 14009] exit_group(0 <unfinished ...>
[pid 14012] --- stopped by SIGSTOP ---
[pid 14009] <... exit_group resumed>)   = ?
[pid 14009] +++ exited with 0 +++
[pid 14012] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14009, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14012] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14013 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14013
[pid 14013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14013] setpgid(0, 0)               = 0
[pid 14013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14013] write(3, "1000", 4)         = 4
[pid 14013] close(3)                    = 0
[pid 14013] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14013] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.543716][T14005] vhci_hcd vhci_hcd.0: port 0 already used
[  258.565979][T14009] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14013] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14013] close(5)                    = 0
[pid 14013] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14016 attached
) = 14016
[pid 14013] tkill(14016, SIGSTOP)       = 0
[pid 14013] exit_group(0 <unfinished ...>
[pid 14016] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14013, si_uid=0} ---
[pid 14013] <... exit_group resumed>)   = ?
[pid 14016] --- stopped by SIGSTOP ---
[pid 14013] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14013, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14016] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14016] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14017 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14017
[pid 14017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14017] setpgid(0, 0)               = 0
[pid 14017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14017] write(3, "1000", 4)         = 4
[pid 14017] close(3)                    = 0
[pid 14017] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14017] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14017] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14017] close(5)                    = 0
[pid 14017] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14020 attached
) = 14020
[pid 14017] tkill(14020, SIGSTOP)       = 0
[pid 14020] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14017, si_uid=0} ---
[pid 14017] exit_group(0 <unfinished ...>
[pid 14020] --- stopped by SIGSTOP ---
[pid 14017] <... exit_group resumed>)   = ?
[pid 14017] +++ exited with 0 +++
[pid 14020] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14017, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14020] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14021 attached
, child_tidptr=0x555556c505d0) = 14021
[pid 14021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14021] setpgid(0, 0)               = 0
[pid 14021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14021] write(3, "1000", 4)         = 4
[pid 14021] close(3)                    = 0
[pid 14021] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14021] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.589030][T14013] vhci_hcd vhci_hcd.0: port 0 already used
[  258.611179][T14017] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14021] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14021] close(5)                    = 0
[pid 14021] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14024 attached
) = 14024
[pid 14021] tkill(14024, SIGSTOP)       = 0
[pid 14024] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14021, si_uid=0} ---
[pid 14024] --- stopped by SIGSTOP ---
[pid 14021] exit_group(0)               = ?
[pid 14021] +++ exited with 0 +++
[pid 14024] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14021, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14024] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14025 attached
, child_tidptr=0x555556c505d0) = 14025
[pid 14025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14025] setpgid(0, 0)               = 0
[pid 14025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14025] write(3, "1000", 4)         = 4
[pid 14025] close(3)                    = 0
[pid 14025] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14025] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14025] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14025] close(5)                    = 0
[pid 14025] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14028 attached
) = 14028
[pid 14025] tkill(14028, SIGSTOP)       = 0
[pid 14025] exit_group(0 <unfinished ...>
[pid 14028] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14025, si_uid=0} ---
[pid 14025] <... exit_group resumed>)   = ?
[pid 14028] --- stopped by SIGSTOP ---
[pid 14025] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14025, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14028] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14028] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14029 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14029
[pid 14029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14029] setpgid(0, 0)               = 0
[pid 14029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14029] write(3, "1000", 4)         = 4
[pid 14029] close(3)                    = 0
[pid 14029] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14029] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.634321][T14021] vhci_hcd vhci_hcd.0: port 0 already used
[  258.658988][T14025] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14029] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14029] close(5)                    = 0
[pid 14029] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14033 attached
) = 14033
[pid 14029] tkill(14033, SIGSTOP)       = 0
[pid 14033] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14029, si_uid=0} ---
[pid 14029] exit_group(0 <unfinished ...>
[pid 14033] --- stopped by SIGSTOP ---
[pid 14029] <... exit_group resumed>)   = ?
[pid 14029] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14029, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14033] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14034 attached
 <unfinished ...>
[pid 14033] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14034
[pid 14034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14034] setpgid(0, 0)               = 0
[pid 14034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14034] write(3, "1000", 4)         = 4
[pid 14034] close(3)                    = 0
[pid 14034] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14034] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14034] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14034] close(5)                    = 0
[pid 14034] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14038 attached
) = 14038
[pid 14034] tkill(14038, SIGSTOP)       = 0
[pid 14038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14034, si_uid=0} ---
[pid 14038] --- stopped by SIGSTOP ---
[pid 14034] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14038, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14034] exit_group(0)               = ?
[pid 14034] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14034, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14038] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14038] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14039 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14039
[pid 14039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14039] setpgid(0, 0)               = 0
[pid 14039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14039] write(3, "1000", 4)         = 4
[pid 14039] close(3)                    = 0
[pid 14039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14039] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14039] close(5)                    = 0
[pid 14039] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14042 attached
) = 14042
[pid 14039] tkill(14042, SIGSTOP)       = 0
[pid 14042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14039, si_uid=0} ---
[pid 14039] exit_group(0 <unfinished ...>
[pid 14042] --- stopped by SIGSTOP ---
[pid 14039] <... exit_group resumed>)   = ?
[pid 14039] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14039, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14042] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14042] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14043 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14043
[pid 14043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14043] setpgid(0, 0)               = 0
[pid 14043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14043] write(3, "1000", 4)         = 4
[pid 14043] close(3)                    = 0
[pid 14043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.690049][T14029] vhci_hcd vhci_hcd.0: port 0 already used
[  258.710685][T14034] vhci_hcd vhci_hcd.0: port 0 already used
[  258.733104][T14039] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14043] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14043] close(5)                    = 0
[pid 14043] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14046 attached
) = 14046
[pid 14043] tkill(14046, SIGSTOP)       = 0
[pid 14043] exit_group(0 <unfinished ...>
[pid 14046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14043, si_uid=0} ---
[pid 14043] <... exit_group resumed>)   = ?
[pid 14046] --- stopped by SIGSTOP ---
[pid 14043] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14043, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14046] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14046] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14047 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14047
[pid 14047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14047] setpgid(0, 0)               = 0
[pid 14047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14047] write(3, "1000", 4)         = 4
[pid 14047] close(3)                    = 0
[pid 14047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14047] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14047] close(5)                    = 0
[pid 14047] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14050 attached
) = 14050
[pid 14047] tkill(14050, SIGSTOP)       = 0
[pid 14050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14047, si_uid=0} ---
[pid 14047] exit_group(0 <unfinished ...>
[pid 14050] --- stopped by SIGSTOP ---
[pid 14047] <... exit_group resumed>)   = ?
[pid 14047] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14047, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14050] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14050] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14051 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14051
[pid 14051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14051] setpgid(0, 0)               = 0
[pid 14051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14051] write(3, "1000", 4)         = 4
[pid 14051] close(3)                    = 0
[pid 14051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14051] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14051] close(5)                    = 0
[pid 14051] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14054 attached
) = 14054
[pid 14051] tkill(14054, SIGSTOP)       = 0
[pid 14054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14051, si_uid=0} ---
[pid 14054] --- stopped by SIGSTOP ---
[pid 14051] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14054, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14051] exit_group(0)               = ?
[pid 14051] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14051, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14054] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14054] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14055 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14055
[pid 14055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14055] setpgid(0, 0)               = 0
[pid 14055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14055] write(3, "1000", 4)         = 4
[pid 14055] close(3)                    = 0
[pid 14055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.754573][T14043] vhci_hcd vhci_hcd.0: port 0 already used
[  258.776542][T14047] vhci_hcd vhci_hcd.0: port 0 already used
[  258.798185][T14051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14055] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14055] close(5)                    = 0
[pid 14055] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14058 attached
) = 14058
[pid 14055] tkill(14058, SIGSTOP)       = 0
[pid 14058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14055, si_uid=0} ---
[pid 14055] exit_group(0 <unfinished ...>
[pid 14058] --- stopped by SIGSTOP ---
[pid 14055] <... exit_group resumed>)   = ?
[pid 14055] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14058] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14058] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14059 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14059
[pid 14059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14059] setpgid(0, 0)               = 0
[pid 14059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14059] write(3, "1000", 4)         = 4
[pid 14059] close(3)                    = 0
[pid 14059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14059] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14059] close(5)                    = 0
[pid 14059] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14062 attached
) = 14062
[pid 14059] tkill(14062, SIGSTOP)       = 0
[pid 14062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14059, si_uid=0} ---
[pid 14059] exit_group(0 <unfinished ...>
[pid 14062] --- stopped by SIGSTOP ---
[pid 14059] <... exit_group resumed>)   = ?
[pid 14059] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14059, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14062] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14062] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14063 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14063
[pid 14063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14063] setpgid(0, 0)               = 0
[pid 14063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14063] write(3, "1000", 4)         = 4
[pid 14063] close(3)                    = 0
[pid 14063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14063] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14063] close(5)                    = 0
[pid 14063] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14066 attached
) = 14066
[pid 14063] tkill(14066, SIGSTOP)       = 0
[pid 14063] exit_group(0 <unfinished ...>
[pid 14066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14063, si_uid=0} ---
[pid 14063] <... exit_group resumed>)   = ?
[pid 14066] --- stopped by SIGSTOP ---
[pid 14063] +++ exited with 0 +++
[pid 14066] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14063, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14066] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14067 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14067
[pid 14067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14067] setpgid(0, 0)               = 0
[pid 14067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14067] write(3, "1000", 4)         = 4
[pid 14067] close(3)                    = 0
[pid 14067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.820943][T14055] vhci_hcd vhci_hcd.0: port 0 already used
[  258.843539][T14059] vhci_hcd vhci_hcd.0: port 0 already used
[  258.865283][T14063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14067] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14067] close(5)                    = 0
[pid 14067] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14070 attached
) = 14070
[pid 14067] tkill(14070, SIGSTOP)       = 0
[pid 14067] exit_group(0 <unfinished ...>
[pid 14070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14067, si_uid=0} ---
[pid 14070] --- stopped by SIGSTOP ---
[pid 14067] <... exit_group resumed>)   = ?
[pid 14067] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14067, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14070] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14070] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14071 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14071
[pid 14071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14071] setpgid(0, 0)               = 0
[pid 14071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14071] write(3, "1000", 4)         = 4
[pid 14071] close(3)                    = 0
[pid 14071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14071] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14071] close(5)                    = 0
[pid 14071] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14074 attached
) = 14074
[pid 14071] tkill(14074, SIGSTOP)       = 0
[pid 14071] exit_group(0 <unfinished ...>
[pid 14074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14071, si_uid=0} ---
[pid 14074] --- stopped by SIGSTOP ---
[pid 14071] <... exit_group resumed>)   = ?
[pid 14071] +++ exited with 0 +++
[pid 14074] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14071, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14074] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14075 attached
, child_tidptr=0x555556c505d0) = 14075
[pid 14075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14075] setpgid(0, 0)               = 0
[pid 14075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14075] write(3, "1000", 4)         = 4
[pid 14075] close(3)                    = 0
[pid 14075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14075] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  258.887026][T14067] vhci_hcd vhci_hcd.0: port 0 already used
[  258.908710][T14071] vhci_hcd vhci_hcd.0: port 0 already used
[  258.931728][T14075] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14075] close(5)                    = 0
[pid 14075] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14078 attached
) = 14078
[pid 14075] tkill(14078, SIGSTOP)       = 0
[pid 14078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14075, si_uid=0} ---
[pid 14075] exit_group(0 <unfinished ...>
[pid 14078] --- stopped by SIGSTOP ---
[pid 14075] <... exit_group resumed>)   = ?
[pid 14075] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14075, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14078] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14078] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14079 attached
, child_tidptr=0x555556c505d0) = 14079
[pid 14079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14079] setpgid(0, 0)               = 0
[pid 14079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14079] write(3, "1000", 4)         = 4
[pid 14079] close(3)                    = 0
[pid 14079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14079] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14079] close(5)                    = 0
[pid 14079] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14082 attached
) = 14082
[pid 14079] tkill(14082, SIGSTOP)       = 0
[pid 14079] exit_group(0)               = ?
[pid 14082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14079, si_uid=0} ---
[pid 14082] --- stopped by SIGSTOP ---
[pid 14079] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14079, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14082] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14082] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14083 attached
, child_tidptr=0x555556c505d0) = 14083
[pid 14083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14083] setpgid(0, 0)               = 0
[pid 14083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14083] write(3, "1000", 4)         = 4
[pid 14083] close(3)                    = 0
[pid 14083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14083] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14083] close(5)                    = 0
[pid 14083] clone(child_stack=NULL, flags=0) = 14086
[pid 14083] tkill(14086, SIGSTOP)       = 0
[pid 14083] exit_group(0)               = ?
[pid 14083] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14083, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14087
./strace-static-x86_64: Process 14086 attached
[pid 14086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14083, si_uid=0} ---
[pid 14086] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 14087 attached
[pid 14087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14087] setpgid(0, 0)               = 0
[pid 14087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14087] write(3, "1000", 4)         = 4
[pid 14087] close(3)                    = 0
[pid 14087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  258.955020][T14079] vhci_hcd vhci_hcd.0: port 0 already used
[  258.977852][T14083] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14087] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14087] close(5)                    = 0
[pid 14087] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14090 attached
) = 14090
[pid 14087] tkill(14090, SIGSTOP)       = 0
[pid 14090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14087, si_uid=0} ---
[pid 14090] --- stopped by SIGSTOP ---
[pid 14087] exit_group(0)               = ?
[pid 14087] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14090] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14090] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14091 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14091
[pid 14091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14091] setpgid(0, 0)               = 0
[pid 14091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14091] write(3, "1000", 4)         = 4
[pid 14091] close(3)                    = 0
[pid 14091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14091] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14091] close(5)                    = 0
[pid 14091] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14094 attached
) = 14094
[pid 14091] tkill(14094, SIGSTOP)       = 0
[pid 14094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14091, si_uid=0} ---
[pid 14091] exit_group(0 <unfinished ...>
[pid 14094] --- stopped by SIGSTOP ---
[pid 14091] <... exit_group resumed>)   = ?
[pid 14091] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14091, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14094] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14094] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14095 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14095
[pid 14095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14095] setpgid(0, 0)               = 0
[pid 14095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14095] write(3, "1000", 4)         = 4
[pid 14095] close(3)                    = 0
[pid 14095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.007912][T14087] vhci_hcd vhci_hcd.0: port 0 already used
[  259.032441][T14091] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14095] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14095] close(5)                    = 0
[pid 14095] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14098 attached
) = 14098
[pid 14095] tkill(14098, SIGSTOP)       = 0
[pid 14095] exit_group(0 <unfinished ...>
[pid 14098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14095, si_uid=0} ---
[pid 14095] <... exit_group resumed>)   = ?
[pid 14098] --- stopped by SIGSTOP ---
[pid 14095] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14095, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14098] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14099 attached
 <unfinished ...>
[pid 14098] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14099
[pid 14099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14099] setpgid(0, 0)               = 0
[pid 14099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14099] write(3, "1000", 4)         = 4
[pid 14099] close(3)                    = 0
[pid 14099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.057703][T14095] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14099] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14099] close(5)                    = 0
[pid 14099] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14102 attached
) = 14102
[pid 14099] tkill(14102, SIGSTOP)       = 0
[pid 14099] exit_group(0 <unfinished ...>
[pid 14102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14099, si_uid=0} ---
[pid 14099] <... exit_group resumed>)   = ?
[pid 14102] --- stopped by SIGSTOP ---
[pid 14099] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14099, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14102] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 14103 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14103
[pid 14103] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 14102] +++ killed by SIGHUP +++
[pid 14103] <... prctl resumed>)        = 0
[pid 14103] setpgid(0, 0)               = 0
[pid 14103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14103] write(3, "1000", 4)         = 4
[pid 14103] close(3)                    = 0
[pid 14103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14103] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14103] close(5)                    = 0
[pid 14103] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14106 attached
) = 14106
[pid 14103] tkill(14106, SIGSTOP)       = 0
[pid 14103] exit_group(0 <unfinished ...>
[pid 14106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14103, si_uid=0} ---
[pid 14103] <... exit_group resumed>)   = ?
[pid 14106] --- stopped by SIGSTOP ---
[pid 14103] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14106] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14106] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14107 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14107
[pid 14107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14107] setpgid(0, 0)               = 0
[pid 14107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14107] write(3, "1000", 4)         = 4
[pid 14107] close(3)                    = 0
[pid 14107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14107] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14107] close(5)                    = 0
[pid 14107] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14110 attached
) = 14110
[pid 14107] tkill(14110, SIGSTOP)       = 0
[pid 14107] exit_group(0 <unfinished ...>
[pid 14110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14107, si_uid=0} ---
[pid 14107] <... exit_group resumed>)   = ?
[pid 14110] --- stopped by SIGSTOP ---
[pid 14107] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14107, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14110] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14110] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14111 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14111
[pid 14111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14111] setpgid(0, 0)               = 0
[pid 14111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14111] write(3, "1000", 4)         = 4
[pid 14111] close(3)                    = 0
[pid 14111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.078871][T14099] vhci_hcd vhci_hcd.0: port 0 already used
[  259.100632][T14103] vhci_hcd vhci_hcd.0: port 0 already used
[  259.122444][T14107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14111] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14111] close(5)                    = 0
[pid 14111] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14114 attached
) = 14114
[pid 14111] tkill(14114, SIGSTOP)       = 0
[pid 14111] exit_group(0 <unfinished ...>
[pid 14114] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14111, si_uid=0} ---
[pid 14111] <... exit_group resumed>)   = ?
[pid 14114] --- stopped by SIGSTOP ---
[pid 14111] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14111, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid 14114] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14114] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14115 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14115
[pid 14115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14115] setpgid(0, 0)               = 0
[pid 14115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14115] write(3, "1000", 4)         = 4
[pid 14115] close(3)                    = 0
[pid 14115] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14115] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14115] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14115] close(5)                    = 0
[pid 14115] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14118 attached
) = 14118
[pid 14115] tkill(14118, SIGSTOP)       = 0
[pid 14118] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14115, si_uid=0} ---
[pid 14118] --- stopped by SIGSTOP ---
[pid 14115] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14118, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14115] exit_group(0)               = ?
[pid 14115] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14115, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14118] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14118] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14119 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14119
[pid 14119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14119] setpgid(0, 0)               = 0
[pid 14119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14119] write(3, "1000", 4)         = 4
[pid 14119] close(3)                    = 0
[pid 14119] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14119] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.146018][T14111] vhci_hcd vhci_hcd.0: port 0 already used
[  259.168995][T14115] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14119] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14119] close(5)                    = 0
[pid 14119] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14122 attached
) = 14122
[pid 14119] tkill(14122, SIGSTOP)       = 0
[pid 14122] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14119, si_uid=0} ---
[pid 14119] exit_group(0 <unfinished ...>
[pid 14122] --- stopped by SIGSTOP ---
[pid 14119] <... exit_group resumed>)   = ?
[pid 14119] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14119, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14122] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14123 attached
 <unfinished ...>
[pid 14122] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14123
[pid 14123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14123] setpgid(0, 0)               = 0
[pid 14123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14123] write(3, "1000", 4)         = 4
[pid 14123] close(3)                    = 0
[pid 14123] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14123] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14123] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14123] close(5)                    = 0
[pid 14123] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14126 attached
) = 14126
[pid 14123] tkill(14126, SIGSTOP)       = 0
[pid 14123] exit_group(0 <unfinished ...>
[pid 14126] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14123, si_uid=0} ---
[pid 14123] <... exit_group resumed>)   = ?
[pid 14126] --- stopped by SIGSTOP ---
[pid 14123] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14123, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14126] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14126] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14127 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14127
[pid 14127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14127] setpgid(0, 0)               = 0
[pid 14127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14127] write(3, "1000", 4)         = 4
[pid 14127] close(3)                    = 0
[pid 14127] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14127] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14127] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14127] close(5)                    = 0
[pid 14127] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14130 attached
) = 14130
[pid 14127] tkill(14130, SIGSTOP)       = 0
[pid 14127] exit_group(0 <unfinished ...>
[pid 14130] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14127, si_uid=0} ---
[pid 14127] <... exit_group resumed>)   = ?
[pid 14130] --- stopped by SIGSTOP ---
[pid 14127] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14127, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14130] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14130] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14131
./strace-static-x86_64: Process 14131 attached
[pid 14131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14131] setpgid(0, 0)               = 0
[pid 14131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14131] write(3, "1000", 4)         = 4
[pid 14131] close(3)                    = 0
[pid 14131] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14131] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.193704][T14119] vhci_hcd vhci_hcd.0: port 0 already used
[  259.215808][T14123] vhci_hcd vhci_hcd.0: port 0 already used
[  259.237707][T14127] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14131] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14131] close(5)                    = 0
[pid 14131] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14134 attached
) = 14134
[pid 14131] tkill(14134, SIGSTOP)       = 0
[pid 14131] exit_group(0 <unfinished ...>
[pid 14134] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14131, si_uid=0} ---
[pid 14131] <... exit_group resumed>)   = ?
[pid 14134] --- stopped by SIGSTOP ---
[pid 14131] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14131, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14134] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14134] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14135 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14135
[pid 14135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14135] setpgid(0, 0)               = 0
[pid 14135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14135] write(3, "1000", 4)         = 4
[pid 14135] close(3)                    = 0
[pid 14135] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14135] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14135] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14135] close(5)                    = 0
[pid 14135] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14138 attached
) = 14138
[pid 14135] tkill(14138, SIGSTOP)       = 0
[pid 14135] exit_group(0 <unfinished ...>
[pid 14138] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14135, si_uid=0} ---
[pid 14135] <... exit_group resumed>)   = ?
[pid 14138] --- stopped by SIGSTOP ---
[pid 14135] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14135, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14138] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14138] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14139 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14139
[pid 14139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14139] setpgid(0, 0)               = 0
[pid 14139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14139] write(3, "1000", 4)         = 4
[pid 14139] close(3)                    = 0
[pid 14139] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14139] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14139] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14139] close(5)                    = 0
[pid 14139] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14142 attached
) = 14142
[pid 14139] tkill(14142, SIGSTOP)       = 0
[pid 14142] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14139, si_uid=0} ---
[pid 14139] exit_group(0 <unfinished ...>
[pid 14142] --- stopped by SIGSTOP ---
[pid 14139] <... exit_group resumed>)   = ?
[pid 14139] +++ exited with 0 +++
[pid 14142] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14139, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14143
[pid 14142] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14143 attached
[pid 14143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14143] setpgid(0, 0)               = 0
[pid 14143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14143] write(3, "1000", 4)         = 4
[pid 14143] close(3)                    = 0
[pid 14143] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14143] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.261270][T14131] vhci_hcd vhci_hcd.0: port 0 already used
[  259.283573][T14135] vhci_hcd vhci_hcd.0: port 0 already used
[  259.304953][T14139] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14143] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14143] close(5)                    = 0
[pid 14143] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14146 attached
) = 14146
[pid 14143] tkill(14146, SIGSTOP)       = 0
[pid 14143] exit_group(0 <unfinished ...>
[pid 14146] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14143, si_uid=0} ---
[pid 14143] <... exit_group resumed>)   = ?
[pid 14146] --- stopped by SIGSTOP ---
[pid 14143] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14143, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14146] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14147 attached
 <unfinished ...>
[pid 14146] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14147
[pid 14147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14147] setpgid(0, 0)               = 0
[pid 14147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14147] write(3, "1000", 4)         = 4
[pid 14147] close(3)                    = 0
[pid 14147] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14147] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14147] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14147] close(5)                    = 0
[pid 14147] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14150 attached
) = 14150
[pid 14147] tkill(14150, SIGSTOP)       = 0
[pid 14150] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14147, si_uid=0} ---
[pid 14150] --- stopped by SIGSTOP ---
[pid 14147] exit_group(0)               = ?
[pid 14147] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14147, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14150] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14150] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14151 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14151
[pid 14151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14151] setpgid(0, 0)               = 0
[pid 14151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14151] write(3, "1000", 4)         = 4
[pid 14151] close(3)                    = 0
[pid 14151] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14151] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14151] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14151] close(5)                    = 0
[pid 14151] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14154 attached
) = 14154
[pid 14151] tkill(14154, SIGSTOP)       = 0
[pid 14151] exit_group(0 <unfinished ...>
[pid 14154] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14151, si_uid=0} ---
[pid 14151] <... exit_group resumed>)   = ?
[pid 14154] --- stopped by SIGSTOP ---
[pid 14151] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14151, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14154] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14154] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14155 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14155
[pid 14155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14155] setpgid(0, 0)               = 0
[pid 14155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14155] write(3, "1000", 4)         = 4
[pid 14155] close(3)                    = 0
[pid 14155] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14155] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.328315][T14143] vhci_hcd vhci_hcd.0: port 0 already used
[  259.350221][T14147] vhci_hcd vhci_hcd.0: port 0 already used
[  259.371876][T14151] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14155] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14155] close(5)                    = 0
[pid 14155] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14158 attached
) = 14158
[pid 14155] tkill(14158, SIGSTOP)       = 0
[pid 14158] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14155, si_uid=0} ---
[pid 14158] --- stopped by SIGSTOP ---
[pid 14155] exit_group(0)               = ?
[pid 14155] +++ exited with 0 +++
[pid 14158] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14155, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14158] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14159 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14159
[pid 14159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14159] setpgid(0, 0)               = 0
[pid 14159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14159] write(3, "1000", 4)         = 4
[pid 14159] close(3)                    = 0
[pid 14159] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14159] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14159] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14159] close(5)                    = 0
[pid 14159] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14162 attached
) = 14162
[pid 14159] tkill(14162, SIGSTOP)       = 0
[pid 14162] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14159, si_uid=0} ---
[pid 14159] exit_group(0 <unfinished ...>
[pid 14162] --- stopped by SIGSTOP ---
[pid 14159] <... exit_group resumed>)   = ?
[pid 14159] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14159, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14162] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14162] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14163 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14163
[pid 14163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14163] setpgid(0, 0)               = 0
[pid 14163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14163] write(3, "1000", 4)         = 4
[pid 14163] close(3)                    = 0
[pid 14163] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14163] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.393888][T14155] vhci_hcd vhci_hcd.0: port 0 already used
[  259.419329][T14159] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14163] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14163] close(5)                    = 0
[pid 14163] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14166 attached
) = 14166
[pid 14163] tkill(14166, SIGSTOP <unfinished ...>
[pid 14166] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14163, si_uid=0} ---
[pid 14163] <... tkill resumed>)        = 0
[pid 14166] --- stopped by SIGSTOP ---
[pid 14163] exit_group(0)               = ?
[pid 14163] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14163, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14166] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14166] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14167 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14167
[pid 14167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14167] setpgid(0, 0)               = 0
[pid 14167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14167] write(3, "1000", 4)         = 4
[pid 14167] close(3)                    = 0
[pid 14167] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14167] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.442532][T14163] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14167] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14167] close(5)                    = 0
[pid 14167] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14170 attached
) = 14170
[pid 14167] tkill(14170, SIGSTOP)       = 0
[pid 14167] exit_group(0 <unfinished ...>
[pid 14170] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14167, si_uid=0} ---
[pid 14167] <... exit_group resumed>)   = ?
[pid 14170] --- stopped by SIGSTOP ---
[pid 14167] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14167, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14170] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14170] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14171 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14171
[pid 14171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14171] setpgid(0, 0)               = 0
[pid 14171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14171] write(3, "1000", 4)         = 4
[pid 14171] close(3)                    = 0
[pid 14171] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14171] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14171] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14171] close(5)                    = 0
[pid 14171] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14174 attached
) = 14174
[pid 14171] tkill(14174, SIGSTOP)       = 0
[pid 14174] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14171, si_uid=0} ---
[pid 14171] exit_group(0)               = ?
[pid 14174] --- stopped by SIGSTOP ---
[pid 14171] +++ exited with 0 +++
[pid 14174] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14171, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14174] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14175 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14175
[pid 14175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14175] setpgid(0, 0)               = 0
[pid 14175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14175] write(3, "1000", 4)         = 4
[pid 14175] close(3)                    = 0
[pid 14175] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14175] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14175] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14175] close(5)                    = 0
[pid 14175] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14178 attached
) = 14178
[pid 14175] tkill(14178, SIGSTOP)       = 0
[pid 14175] exit_group(0)               = ?
[pid 14178] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14175, si_uid=0} ---
[pid 14175] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14175, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14178] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14179 attached
, child_tidptr=0x555556c505d0) = 14179
[pid 14179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14179] setpgid(0, 0)               = 0
[pid 14179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14179] write(3, "1000", 4)         = 4
[pid 14179] close(3)                    = 0
[pid 14179] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14179] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.464677][T14167] vhci_hcd vhci_hcd.0: port 0 already used
[  259.486531][T14171] vhci_hcd vhci_hcd.0: port 0 already used
[  259.509010][T14175] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14179] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14179] close(5)                    = 0
[pid 14179] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14182 attached
) = 14182
[pid 14179] tkill(14182, SIGSTOP)       = 0
[pid 14179] exit_group(0 <unfinished ...>
[pid 14182] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14179, si_uid=0} ---
[pid 14179] <... exit_group resumed>)   = ?
[pid 14182] --- stopped by SIGSTOP ---
[pid 14179] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14179, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14182] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14182] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14183 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14183
[pid 14183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14183] setpgid(0, 0)               = 0
[pid 14183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14183] write(3, "1000", 4)         = 4
[pid 14183] close(3)                    = 0
[pid 14183] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14183] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14183] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14183] close(5)                    = 0
[pid 14183] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14188 attached
) = 14188
[pid 14183] tkill(14188, SIGSTOP)       = 0
[pid 14188] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14183, si_uid=0} ---
[pid 14183] exit_group(0 <unfinished ...>
[pid 14188] --- stopped by SIGSTOP ---
[pid 14183] <... exit_group resumed>)   = ?
[pid 14183] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14183, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14188] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14188] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14189 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14189
[pid 14189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14189] setpgid(0, 0)               = 0
[pid 14189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14189] write(3, "1000", 4)         = 4
[pid 14189] close(3)                    = 0
[pid 14189] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14189] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.531019][T14179] vhci_hcd vhci_hcd.0: port 0 already used
[  259.564092][T14183] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14189] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14189] close(5)                    = 0
[pid 14189] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14192 attached
) = 14192
[pid 14189] tkill(14192, SIGSTOP)       = 0
[pid 14189] exit_group(0 <unfinished ...>
[pid 14192] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14189, si_uid=0} ---
[pid 14189] <... exit_group resumed>)   = ?
[pid 14192] --- stopped by SIGSTOP ---
[pid 14189] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14189, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14192] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14192] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14193 attached
, child_tidptr=0x555556c505d0) = 14193
[pid 14193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14193] setpgid(0, 0)               = 0
[pid 14193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14193] write(3, "1000", 4)         = 4
[pid 14193] close(3)                    = 0
[pid 14193] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14193] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14193] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14193] close(5)                    = 0
[pid 14193] clone(child_stack=NULL, flags=0) = 14196
./strace-static-x86_64: Process 14196 attached
[pid 14193] tkill(14196, SIGSTOP)       = 0
[pid 14193] exit_group(0 <unfinished ...>
[pid 14196] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14193, si_uid=0} ---
[pid 14193] <... exit_group resumed>)   = ?
[pid 14196] --- stopped by SIGSTOP ---
[pid 14193] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14193, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14196] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 14196] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14197 attached
, child_tidptr=0x555556c505d0) = 14197
[pid 14197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14197] setpgid(0, 0)               = 0
[pid 14197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14197] write(3, "1000", 4)         = 4
[pid 14197] close(3)                    = 0
[pid 14197] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14197] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.586538][T14189] vhci_hcd vhci_hcd.0: port 0 already used
[  259.609127][T14193] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14197] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14197] close(5)                    = 0
[pid 14197] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14200 attached
) = 14200
[pid 14197] tkill(14200, SIGSTOP)       = 0
[pid 14200] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14197, si_uid=0} ---
[pid 14197] exit_group(0 <unfinished ...>
[pid 14200] --- stopped by SIGSTOP ---
[pid 14197] <... exit_group resumed>)   = ?
[pid 14197] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14197, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14200] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14200] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14201 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14201
[pid 14201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14201] setpgid(0, 0)               = 0
[pid 14201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14201] write(3, "1000", 4)         = 4
[pid 14201] close(3)                    = 0
[pid 14201] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14201] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14201] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14201] close(5)                    = 0
[pid 14201] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14204 attached
) = 14204
[pid 14201] tkill(14204, SIGSTOP)       = 0
[pid 14201] exit_group(0 <unfinished ...>
[pid 14204] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14201, si_uid=0} ---
[pid 14201] <... exit_group resumed>)   = ?
[pid 14204] --- stopped by SIGSTOP ---
[pid 14201] +++ exited with 0 +++
[pid 14204] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14201, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14204] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14205 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14205
[pid 14205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14205] setpgid(0, 0)               = 0
[pid 14205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14205] write(3, "1000", 4)         = 4
[pid 14205] close(3)                    = 0
[pid 14205] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14205] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14205] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14205] close(5)                    = 0
[pid 14205] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14209 attached
) = 14209
[pid 14205] tkill(14209, SIGSTOP)       = 0
[pid 14209] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14205, si_uid=0} ---
[pid 14205] exit_group(0 <unfinished ...>
[pid 14209] --- stopped by SIGSTOP ---
[pid 14205] <... exit_group resumed>)   = ?
[pid 14205] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14205, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14209] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14209] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14210 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14210
[pid 14210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14210] setpgid(0, 0)               = 0
[pid 14210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14210] write(3, "1000", 4)         = 4
[pid 14210] close(3)                    = 0
[pid 14210] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14210] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.632344][T14197] vhci_hcd vhci_hcd.0: port 0 already used
[  259.653532][T14201] vhci_hcd vhci_hcd.0: port 0 already used
[  259.675865][T14205] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14210] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14210] close(5)                    = 0
[pid 14210] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14214 attached
) = 14214
[pid 14210] tkill(14214, SIGSTOP)       = 0
[pid 14214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14210, si_uid=0} ---
[pid 14210] exit_group(0 <unfinished ...>
[pid 14214] --- stopped by SIGSTOP ---
[pid 14210] <... exit_group resumed>)   = ?
[pid 14210] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14210, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14214] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14214] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14215
./strace-static-x86_64: Process 14215 attached
[pid 14215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14215] setpgid(0, 0)               = 0
[pid 14215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14215] write(3, "1000", 4)         = 4
[pid 14215] close(3)                    = 0
[pid 14215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14215] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14215] close(5)                    = 0
[pid 14215] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14218 attached
) = 14218
[pid 14215] tkill(14218, SIGSTOP)       = 0
[pid 14215] exit_group(0 <unfinished ...>
[pid 14218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14215, si_uid=0} ---
[pid 14215] <... exit_group resumed>)   = ?
[pid 14218] --- stopped by SIGSTOP ---
[pid 14215] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14215, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14218] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14218] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14219 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14219
[pid 14219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14219] setpgid(0, 0)               = 0
[pid 14219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14219] write(3, "1000", 4)         = 4
[pid 14219] close(3)                    = 0
[pid 14219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.698191][T14210] vhci_hcd vhci_hcd.0: port 0 already used
[  259.721572][T14215] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14219] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14219] close(5)                    = 0
[pid 14219] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14224 attached
) = 14224
[pid 14219] tkill(14224, SIGSTOP)       = 0
[pid 14224] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14219, si_uid=0} ---
[pid 14219] exit_group(0 <unfinished ...>
[pid 14224] --- stopped by SIGSTOP ---
[pid 14219] <... exit_group resumed>)   = ?
[pid 14219] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14219, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14224] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14224] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14225 attached
, child_tidptr=0x555556c505d0) = 14225
[pid 14225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14225] setpgid(0, 0)               = 0
[pid 14225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14225] write(3, "1000", 4)         = 4
[pid 14225] close(3)                    = 0
[pid 14225] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14225] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14225] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14225] close(5)                    = 0
[pid 14225] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14228 attached
) = 14228
[pid 14225] tkill(14228, SIGSTOP)       = 0
[pid 14225] exit_group(0 <unfinished ...>
[pid 14228] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14225, si_uid=0} ---
[pid 14225] <... exit_group resumed>)   = ?
[pid 14228] --- stopped by SIGSTOP ---
[pid 14225] +++ exited with 0 +++
[pid 14228] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14225, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14228] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14229 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14229
[pid 14229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14229] setpgid(0, 0)               = 0
[pid 14229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14229] write(3, "1000", 4)         = 4
[pid 14229] close(3)                    = 0
[pid 14229] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14229] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.744127][T14219] vhci_hcd vhci_hcd.0: port 0 already used
[  259.767324][T14225] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14229] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14229] close(5)                    = 0
[pid 14229] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14233 attached
) = 14233
[pid 14229] tkill(14233, SIGSTOP)       = 0
[pid 14233] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14229, si_uid=0} ---
[pid 14229] exit_group(0)               = ?
[pid 14233] --- stopped by SIGSTOP ---
[pid 14229] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14229, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14233] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14233] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14234 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14234
[pid 14234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14234] setpgid(0, 0)               = 0
[pid 14234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14234] write(3, "1000", 4)         = 4
[pid 14234] close(3)                    = 0
[pid 14234] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14234] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14234] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14234] close(5)                    = 0
[pid 14234] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14238 attached
) = 14238
[pid 14234] tkill(14238, SIGSTOP)       = 0
[pid 14234] exit_group(0 <unfinished ...>
[pid 14238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14234, si_uid=0} ---
[pid 14234] <... exit_group resumed>)   = ?
[pid 14238] --- stopped by SIGSTOP ---
[pid 14234] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14234, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14238] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14238] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14239 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14239
[pid 14239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14239] setpgid(0, 0)               = 0
[pid 14239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14239] write(3, "1000", 4)         = 4
[pid 14239] close(3)                    = 0
[pid 14239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.790763][T14229] vhci_hcd vhci_hcd.0: port 0 already used
[  259.823707][T14234] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14239] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14239] close(5)                    = 0
[pid 14239] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14242 attached
) = 14242
[pid 14239] tkill(14242, SIGSTOP)       = 0
[pid 14242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14239, si_uid=0} ---
[pid 14242] --- stopped by SIGSTOP ---
[pid 14239] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14242, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14239] exit_group(0)               = ?
[pid 14239] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14239, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14242] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14242] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14243 attached
, child_tidptr=0x555556c505d0) = 14243
[pid 14243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14243] setpgid(0, 0)               = 0
[pid 14243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14243] write(3, "1000", 4)         = 4
[pid 14243] close(3)                    = 0
[pid 14243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14243] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14243] close(5)                    = 0
[pid 14243] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14246 attached
) = 14246
[pid 14243] tkill(14246, SIGSTOP)       = 0
[pid 14243] exit_group(0 <unfinished ...>
[pid 14246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14243, si_uid=0} ---
[pid 14243] <... exit_group resumed>)   = ?
[pid 14246] --- stopped by SIGSTOP ---
[pid 14243] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14243, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14246] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14247
[pid 14246] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14247 attached
[pid 14247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14247] setpgid(0, 0)               = 0
[pid 14247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14247] write(3, "1000", 4)         = 4
[pid 14247] close(3)                    = 0
[pid 14247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.845989][T14239] vhci_hcd vhci_hcd.0: port 0 already used
[  259.870797][T14243] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14247] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14247] close(5)                    = 0
[pid 14247] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14250 attached
) = 14250
[pid 14247] tkill(14250, SIGSTOP <unfinished ...>
[pid 14250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14247, si_uid=0} ---
[pid 14247] <... tkill resumed>)        = 0
[pid 14247] exit_group(0 <unfinished ...>
[pid 14250] --- stopped by SIGSTOP ---
[pid 14247] <... exit_group resumed>)   = ?
[pid 14247] +++ exited with 0 +++
[pid 14250] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14247, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14250] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14251
./strace-static-x86_64: Process 14251 attached
[pid 14251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14251] setpgid(0, 0)               = 0
[pid 14251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14251] write(3, "1000", 4)         = 4
[pid 14251] close(3)                    = 0
[pid 14251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14251] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14251] close(5)                    = 0
[pid 14251] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14254 attached
) = 14254
[pid 14251] tkill(14254, SIGSTOP)       = 0
[pid 14251] exit_group(0 <unfinished ...>
[pid 14254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14251, si_uid=0} ---
[pid 14254] --- stopped by SIGSTOP ---
[pid 14251] <... exit_group resumed>)   = ?
[pid 14251] +++ exited with 0 +++
[pid 14254] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14254] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14255 attached
, child_tidptr=0x555556c505d0) = 14255
[pid 14255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14255] setpgid(0, 0)               = 0
[pid 14255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14255] write(3, "1000", 4)         = 4
[pid 14255] close(3)                    = 0
[pid 14255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.892690][T14247] vhci_hcd vhci_hcd.0: port 0 already used
[  259.914431][T14251] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14255] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14255] close(5)                    = 0
[pid 14255] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14258 attached
) = 14258
[pid 14255] tkill(14258, SIGSTOP)       = 0
[pid 14255] exit_group(0)               = ?
[pid 14258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14255, si_uid=0} ---
[pid 14258] --- stopped by SIGSTOP ---
[pid 14255] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14255, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14258] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14259 attached
 <unfinished ...>
[pid 14258] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14259
[pid 14259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14259] setpgid(0, 0)               = 0
[pid 14259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14259] write(3, "1000", 4)         = 4
[pid 14259] close(3)                    = 0
[pid 14259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14259] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14259] close(5)                    = 0
[pid 14259] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14262 attached
) = 14262
[pid 14259] tkill(14262, SIGSTOP)       = 0
[pid 14262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14259, si_uid=0} ---
[pid 14262] --- stopped by SIGSTOP ---
[pid 14259] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14262, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14259] exit_group(0)               = ?
[pid 14259] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14259, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14262] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14263 attached
 <unfinished ...>
[pid 14262] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14263
[pid 14263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14263] setpgid(0, 0)               = 0
[pid 14263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14263] write(3, "1000", 4)         = 4
[pid 14263] close(3)                    = 0
[pid 14263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.937451][T14255] vhci_hcd vhci_hcd.0: port 0 already used
[  259.958971][T14259] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14263] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14263] close(5)                    = 0
[pid 14263] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14266 attached
) = 14266
[pid 14263] tkill(14266, SIGSTOP)       = 0
[pid 14266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14263, si_uid=0} ---
[pid 14263] exit_group(0)               = ?
[pid 14266] --- stopped by SIGSTOP ---
[pid 14263] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14263, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14266] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14267 attached
 <unfinished ...>
[pid 14266] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14267
[pid 14267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14267] setpgid(0, 0)               = 0
[pid 14267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14267] write(3, "1000", 4)         = 4
[pid 14267] close(3)                    = 0
[pid 14267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14267] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14267] close(5)                    = 0
[pid 14267] clone(child_stack=NULL, flags=0) = 14270
[pid 14267] tkill(14270, SIGSTOP)       = 0
[pid 14267] exit_group(0)               = ?
[pid 14267] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14267, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14271
./strace-static-x86_64: Process 14270 attached
[pid 14270] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14267, si_uid=0} ---
[pid 14270] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 14271 attached
[pid 14271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14271] setpgid(0, 0)               = 0
[pid 14271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14271] write(3, "1000", 4)         = 4
[pid 14271] close(3)                    = 0
[pid 14271] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14271] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  259.982745][T14263] vhci_hcd vhci_hcd.0: port 0 already used
[  260.004802][T14267] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14271] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14271] close(5)                    = 0
[pid 14271] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14274 attached
) = 14274
[pid 14271] tkill(14274, SIGSTOP)       = 0
[pid 14274] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14271, si_uid=0} ---
[pid 14271] exit_group(0 <unfinished ...>
[pid 14274] --- stopped by SIGSTOP ---
[pid 14271] <... exit_group resumed>)   = ?
[pid 14271] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14271, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14274] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14275
[pid 14274] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14275 attached
[pid 14275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14275] setpgid(0, 0)               = 0
[pid 14275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14275] write(3, "1000", 4)         = 4
[pid 14275] close(3)                    = 0
[pid 14275] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14275] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14275] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14275] close(5)                    = 0
[pid 14275] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14278 attached
) = 14278
[pid 14275] tkill(14278, SIGSTOP <unfinished ...>
[pid 14278] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14275, si_uid=0} ---
[pid 14275] <... tkill resumed>)        = 0
[pid 14278] --- stopped by SIGSTOP ---
[pid 14275] exit_group(0)               = ?
[pid 14275] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14275, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14278] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 14279 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14279
[pid 14279] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 14278] +++ killed by SIGHUP +++
[pid 14279] <... prctl resumed>)        = 0
[pid 14279] setpgid(0, 0)               = 0
[pid 14279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14279] write(3, "1000", 4)         = 4
[pid 14279] close(3)                    = 0
[pid 14279] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14279] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14279] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  260.034314][T14271] vhci_hcd vhci_hcd.0: port 0 already used
[  260.056950][T14275] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14279] close(5)                    = 0
[pid 14279] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14284 attached
) = 14284
[pid 14279] tkill(14284, SIGSTOP)       = 0
[pid 14284] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14279, si_uid=0} ---
[pid 14279] exit_group(0 <unfinished ...>
[pid 14284] --- stopped by SIGSTOP ---
[pid 14279] <... exit_group resumed>)   = ?
[pid 14279] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14279, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14284] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14284] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14285 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14285
[pid 14285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14285] setpgid(0, 0)               = 0
[pid 14285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14285] write(3, "1000", 4)         = 4
[pid 14285] close(3)                    = 0
[pid 14285] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14285] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.079382][T14279] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14285] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14285] close(5)                    = 0
[pid 14285] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14289 attached
) = 14289
[pid 14285] tkill(14289, SIGSTOP)       = 0
[pid 14285] exit_group(0 <unfinished ...>
[pid 14289] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14285, si_uid=0} ---
[pid 14285] <... exit_group resumed>)   = ?
[pid 14289] --- stopped by SIGSTOP ---
[pid 14285] +++ exited with 0 +++
[pid 14289] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14285, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14289] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14290 attached
, child_tidptr=0x555556c505d0) = 14290
[pid 14290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14290] setpgid(0, 0)               = 0
[pid 14290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14290] write(3, "1000", 4)         = 4
[pid 14290] close(3)                    = 0
[pid 14290] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14290] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14290] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14290] close(5)                    = 0
[pid 14290] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14294 attached
) = 14294
[pid 14290] tkill(14294, SIGSTOP)       = 0
[pid 14294] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14290, si_uid=0} ---
[pid 14290] exit_group(0 <unfinished ...>
[pid 14294] --- stopped by SIGSTOP ---
[pid 14290] <... exit_group resumed>)   = ?
[pid 14290] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14290, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14294] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14294] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14295 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14295
[pid 14295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14295] setpgid(0, 0)               = 0
[pid 14295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14295] write(3, "1000", 4)         = 4
[pid 14295] close(3)                    = 0
[pid 14295] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14295] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.111311][T14285] vhci_hcd vhci_hcd.0: port 0 already used
[  260.135214][T14290] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14295] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14295] close(5)                    = 0
[pid 14295] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14298 attached
) = 14298
[pid 14295] tkill(14298, SIGSTOP)       = 0
[pid 14298] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14295, si_uid=0} ---
[pid 14295] exit_group(0 <unfinished ...>
[pid 14298] --- stopped by SIGSTOP ---
[pid 14295] <... exit_group resumed>)   = ?
[pid 14295] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14295, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14298] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14298] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14299 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14299
[pid 14299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14299] setpgid(0, 0)               = 0
[pid 14299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14299] write(3, "1000", 4)         = 4
[pid 14299] close(3)                    = 0
[pid 14299] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14299] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14299] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14299] close(5)                    = 0
[pid 14299] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14302 attached
) = 14302
[pid 14299] tkill(14302, SIGSTOP)       = 0
[pid 14299] exit_group(0 <unfinished ...>
[pid 14302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14299, si_uid=0} ---
[pid 14299] <... exit_group resumed>)   = ?
[pid 14302] --- stopped by SIGSTOP ---
[pid 14299] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14299, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14302] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14302] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14303 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14303
[pid 14303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14303] setpgid(0, 0)               = 0
[pid 14303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14303] write(3, "1000", 4)         = 4
[pid 14303] close(3)                    = 0
[pid 14303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14303] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14303] close(5)                    = 0
[pid 14303] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14306 attached
) = 14306
[pid 14303] tkill(14306, SIGSTOP)       = 0
[pid 14306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14303, si_uid=0} ---
[pid 14303] exit_group(0)               = ?
[pid 14306] --- stopped by SIGSTOP ---
[pid 14303] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14303, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14306] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 14307 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14307
[pid 14307] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 14306] +++ killed by SIGHUP +++
[pid 14307] <... prctl resumed>)        = 0
[pid 14307] setpgid(0, 0)               = 0
[pid 14307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14307] write(3, "1000", 4)         = 4
[pid 14307] close(3)                    = 0
[pid 14307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.156822][T14295] vhci_hcd vhci_hcd.0: port 0 already used
[  260.178657][T14299] vhci_hcd vhci_hcd.0: port 0 already used
[  260.200069][T14303] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14307] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14307] close(5)                    = 0
[pid 14307] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14310 attached
) = 14310
[pid 14307] tkill(14310, SIGSTOP)       = 0
[pid 14307] exit_group(0 <unfinished ...>
[pid 14310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14307, si_uid=0} ---
[pid 14307] <... exit_group resumed>)   = ?
[pid 14310] --- stopped by SIGSTOP ---
[pid 14307] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14307, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14310] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14311 attached
, child_tidptr=0x555556c505d0) = 14311
[pid 14310] +++ killed by SIGHUP +++
[pid 14311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14311] setpgid(0, 0)               = 0
[pid 14311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14311] write(3, "1000", 4)         = 4
[pid 14311] close(3)                    = 0
[pid 14311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14311] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14311] close(5)                    = 0
[pid 14311] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14314 attached
) = 14314
[pid 14311] tkill(14314, SIGSTOP)       = 0
[pid 14314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14311, si_uid=0} ---
[pid 14311] exit_group(0 <unfinished ...>
[pid 14314] --- stopped by SIGSTOP ---
[pid 14311] <... exit_group resumed>)   = ?
[pid 14311] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14311, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14314] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14314] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14315 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14315
[pid 14315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14315] setpgid(0, 0)               = 0
[pid 14315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14315] write(3, "1000", 4)         = 4
[pid 14315] close(3)                    = 0
[pid 14315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.223178][T14307] vhci_hcd vhci_hcd.0: port 0 already used
[  260.252980][T14311] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14315] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14315] close(5)                    = 0
[pid 14315] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14318 attached
) = 14318
[pid 14315] tkill(14318, SIGSTOP)       = 0
[pid 14315] exit_group(0)               = ?
[pid 14318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14315, si_uid=0} ---
[pid 14315] +++ exited with 0 +++
[pid 14318] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14315, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14319 attached
, child_tidptr=0x555556c505d0) = 14319
[pid 14319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14319] setpgid(0, 0)               = 0
[pid 14319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14319] write(3, "1000", 4)         = 4
[pid 14319] close(3)                    = 0
[pid 14319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14319] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14319] close(5)                    = 0
[pid 14319] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14322 attached
) = 14322
[pid 14319] tkill(14322, SIGSTOP)       = 0
[pid 14319] exit_group(0 <unfinished ...>
[pid 14322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14319, si_uid=0} ---
[pid 14319] <... exit_group resumed>)   = ?
[pid 14319] +++ exited with 0 +++
[pid 14322] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14319, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14323
./strace-static-x86_64: Process 14323 attached
[pid 14323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14323] setpgid(0, 0)               = 0
[pid 14323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14323] write(3, "1000", 4)         = 4
[pid 14323] close(3)                    = 0
[pid 14323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14323] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14323] close(5)                    = 0
[pid 14323] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14326 attached
) = 14326
[pid 14323] tkill(14326, SIGSTOP)       = 0
[pid 14323] exit_group(0 <unfinished ...>
[pid 14326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14323, si_uid=0} ---
[pid 14323] <... exit_group resumed>)   = ?
[pid 14326] --- stopped by SIGSTOP ---
[pid 14323] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14323, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14326] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14327 attached
 <unfinished ...>
[pid 14326] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14327
[pid 14327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14327] setpgid(0, 0)               = 0
[pid 14327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14327] write(3, "1000", 4)         = 4
[pid 14327] close(3)                    = 0
[pid 14327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.275697][T14315] vhci_hcd vhci_hcd.0: port 0 already used
[  260.295775][T14319] vhci_hcd vhci_hcd.0: port 0 already used
[  260.318614][T14323] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14327] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14327] close(5)                    = 0
[pid 14327] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14331 attached
) = 14331
[pid 14327] tkill(14331, SIGSTOP)       = 0
[pid 14327] exit_group(0 <unfinished ...>
[pid 14331] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14327, si_uid=0} ---
[pid 14327] <... exit_group resumed>)   = ?
[pid 14331] --- stopped by SIGSTOP ---
[pid 14327] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14331] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14331] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14333 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14333
[pid 14333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14333] setpgid(0, 0)               = 0
[pid 14333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14333] write(3, "1000", 4)         = 4
[pid 14333] close(3)                    = 0
[pid 14333] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14333] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14333] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14333] close(5)                    = 0
[pid 14333] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14336 attached
) = 14336
[pid 14333] tkill(14336, SIGSTOP)       = 0
[pid 14333] exit_group(0)               = ?
[pid 14336] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14333, si_uid=0} ---
[pid 14336] --- stopped by SIGSTOP ---
[pid 14333] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14333, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14336] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14336] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14337 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14337
[pid 14337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14337] setpgid(0, 0)               = 0
[pid 14337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14337] write(3, "1000", 4)         = 4
[pid 14337] close(3)                    = 0
[pid 14337] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14337] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14337] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14337] close(5)                    = 0
[pid 14337] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14340 attached
) = 14340
[pid 14337] tkill(14340, SIGSTOP <unfinished ...>
[pid 14340] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14337, si_uid=0} ---
[pid 14337] <... tkill resumed>)        = 0
[pid 14337] exit_group(0 <unfinished ...>
[pid 14340] --- stopped by SIGSTOP ---
[pid 14337] <... exit_group resumed>)   = ?
[pid 14337] +++ exited with 0 +++
[pid 14340] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14337, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14340] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14341
./strace-static-x86_64: Process 14341 attached
[pid 14341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14341] setpgid(0, 0)               = 0
[pid 14341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14341] write(3, "1000", 4)         = 4
[pid 14341] close(3)                    = 0
[pid 14341] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14341] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.338803][T14327] vhci_hcd vhci_hcd.0: port 0 already used
[  260.361485][T14333] vhci_hcd vhci_hcd.0: port 0 already used
[  260.383004][T14337] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14341] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14341] close(5)                    = 0
[pid 14341] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14344 attached
) = 14344
[pid 14341] tkill(14344, SIGSTOP)       = 0
[pid 14344] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14341, si_uid=0} ---
[pid 14341] exit_group(0 <unfinished ...>
[pid 14344] --- stopped by SIGSTOP ---
[pid 14341] <... exit_group resumed>)   = ?
[pid 14341] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14341, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14344] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 14344] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14345
./strace-static-x86_64: Process 14345 attached
[pid 14345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14345] setpgid(0, 0)               = 0
[pid 14345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14345] write(3, "1000", 4)         = 4
[pid 14345] close(3)                    = 0
[pid 14345] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14345] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14345] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14345] close(5)                    = 0
[pid 14345] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14348 attached
) = 14348
[pid 14345] tkill(14348, SIGSTOP)       = 0
[pid 14345] exit_group(0)               = ?
[pid 14348] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14345, si_uid=0} ---
[pid 14348] --- stopped by SIGSTOP ---
[pid 14345] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14345, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14349 attached
, child_tidptr=0x555556c505d0) = 14349
[pid 14349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14349] setpgid(0, 0)               = 0
[pid 14349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14349] write(3, "1000", 4)         = 4
[pid 14349] close(3)                    = 0
[pid 14349] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14349] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.405759][T14341] vhci_hcd vhci_hcd.0: port 0 already used
[  260.432290][T14345] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14349] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14349] close(5)                    = 0
[pid 14349] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14352 attached
) = 14352
[pid 14349] tkill(14352, SIGSTOP)       = 0
[pid 14349] exit_group(0)               = ?
[pid 14352] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14349, si_uid=0} ---
[pid 14352] --- stopped by SIGSTOP ---
[pid 14349] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14349, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14352] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14353 attached
 <unfinished ...>
[pid 14352] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14353
[pid 14353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14353] setpgid(0, 0)               = 0
[pid 14353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14353] write(3, "1000", 4)         = 4
[pid 14353] close(3)                    = 0
[pid 14353] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14353] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14353] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14353] close(5)                    = 0
[pid 14353] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14356 attached
) = 14356
[pid 14353] tkill(14356, SIGSTOP)       = 0
[pid 14353] exit_group(0 <unfinished ...>
[pid 14356] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14353, si_uid=0} ---
[pid 14353] <... exit_group resumed>)   = ?
[pid 14356] --- stopped by SIGSTOP ---
[pid 14353] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14353, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14356] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14357 attached
 <unfinished ...>
[pid 14356] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14357
[pid 14357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14357] setpgid(0, 0)               = 0
[pid 14357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14357] write(3, "1000", 4)         = 4
[pid 14357] close(3)                    = 0
[pid 14357] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14357] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14357] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14357] close(5)                    = 0
[pid 14357] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14360 attached
) = 14360
[pid 14357] tkill(14360, SIGSTOP)       = 0
[pid 14357] exit_group(0 <unfinished ...>
[pid 14360] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14357, si_uid=0} ---
[pid 14357] <... exit_group resumed>)   = ?
[pid 14357] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14357, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14360] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14361 attached
, child_tidptr=0x555556c505d0) = 14361
[pid 14361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14361] setpgid(0, 0)               = 0
[pid 14361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14361] write(3, "1000", 4)         = 4
[pid 14361] close(3)                    = 0
[pid 14361] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14361] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.455617][T14349] vhci_hcd vhci_hcd.0: port 0 already used
[  260.477136][T14353] vhci_hcd vhci_hcd.0: port 0 already used
[  260.498460][T14357] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14361] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14361] close(5)                    = 0
[pid 14361] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14364 attached
) = 14364
[pid 14361] tkill(14364, SIGSTOP)       = 0
[pid 14364] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14361, si_uid=0} ---
[pid 14361] exit_group(0 <unfinished ...>
[pid 14364] --- stopped by SIGSTOP ---
[pid 14361] <... exit_group resumed>)   = ?
[pid 14361] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14361, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14364] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14364] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14365 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14365
[pid 14365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14365] setpgid(0, 0)               = 0
[pid 14365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14365] write(3, "1000", 4)         = 4
[pid 14365] close(3)                    = 0
[pid 14365] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14365] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14365] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14365] close(5)                    = 0
[pid 14365] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14368 attached
) = 14368
[pid 14365] tkill(14368, SIGSTOP)       = 0
[pid 14368] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14365, si_uid=0} ---
[pid 14365] exit_group(0 <unfinished ...>
[pid 14368] --- stopped by SIGSTOP ---
[pid 14365] <... exit_group resumed>)   = ?
[pid 14365] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14365, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14368] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14368] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14369 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14369
[pid 14369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14369] setpgid(0, 0)               = 0
[pid 14369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14369] write(3, "1000", 4)         = 4
[pid 14369] close(3)                    = 0
[pid 14369] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14369] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14369] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  260.520726][T14361] vhci_hcd vhci_hcd.0: port 0 already used
[  260.542703][T14365] vhci_hcd vhci_hcd.0: port 0 already used
[  260.565283][T14369] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14369] close(5)                    = 0
[pid 14369] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14372 attached
) = 14372
[pid 14369] tkill(14372, SIGSTOP)       = 0
[pid 14369] exit_group(0)               = ?
[pid 14372] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14369, si_uid=0} ---
[pid 14369] +++ exited with 0 +++
[pid 14372] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14369, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14373 attached
, child_tidptr=0x555556c505d0) = 14373
[pid 14373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14373] setpgid(0, 0)               = 0
[pid 14373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14373] write(3, "1000", 4)         = 4
[pid 14373] close(3)                    = 0
[pid 14373] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14373] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14373] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14373] close(5)                    = 0
[pid 14373] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14376 attached
) = 14376
[pid 14373] tkill(14376, SIGSTOP)       = 0
[pid 14376] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14373, si_uid=0} ---
[pid 14373] exit_group(0 <unfinished ...>
[pid 14376] --- stopped by SIGSTOP ---
[pid 14373] <... exit_group resumed>)   = ?
[pid 14373] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14373, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14376] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14376] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14377 attached
, child_tidptr=0x555556c505d0) = 14377
[pid 14377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14377] setpgid(0, 0)               = 0
[pid 14377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14377] write(3, "1000", 4)         = 4
[pid 14377] close(3)                    = 0
[pid 14377] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14377] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14377] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14377] close(5)                    = 0
[pid 14377] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14380 attached
) = 14380
[pid 14377] tkill(14380, SIGSTOP)       = 0
[pid 14380] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14377, si_uid=0} ---
[pid 14377] exit_group(0 <unfinished ...>
[pid 14380] --- stopped by SIGSTOP ---
[pid 14377] <... exit_group resumed>)   = ?
[pid 14377] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14377, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14380] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14380] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14381 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14381
[pid 14381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14381] setpgid(0, 0)               = 0
[pid 14381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14381] write(3, "1000", 4)         = 4
[pid 14381] close(3)                    = 0
[pid 14381] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14381] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14381] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14381] close(5)                    = 0
[pid 14381] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14384 attached
) = 14384
[pid 14381] tkill(14384, SIGSTOP)       = 0
[pid 14384] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14381, si_uid=0} ---
[pid 14381] exit_group(0 <unfinished ...>
[pid 14384] --- stopped by SIGSTOP ---
[pid 14381] <... exit_group resumed>)   = ?
[pid 14381] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14381, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14384] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14384] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14385 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14385
[pid 14385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14385] setpgid(0, 0)               = 0
[pid 14385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14385] write(3, "1000", 4)         = 4
[pid 14385] close(3)                    = 0
[pid 14385] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14385] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.586697][T14373] vhci_hcd vhci_hcd.0: port 0 already used
[  260.608481][T14377] vhci_hcd vhci_hcd.0: port 0 already used
[  260.630822][T14381] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14385] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14385] close(5)                    = 0
[pid 14385] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14388 attached
) = 14388
[pid 14385] tkill(14388, SIGSTOP)       = 0
[pid 14385] exit_group(0 <unfinished ...>
[pid 14388] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14385, si_uid=0} ---
[pid 14388] --- stopped by SIGSTOP ---
[pid 14385] <... exit_group resumed>)   = ?
[pid 14385] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14385, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14388] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14388] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14389 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14389
[pid 14389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14389] setpgid(0, 0)               = 0
[pid 14389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14389] write(3, "1000", 4)         = 4
[pid 14389] close(3)                    = 0
[pid 14389] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14389] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14389] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14389] close(5)                    = 0
[pid 14389] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14392 attached
) = 14392
[pid 14389] tkill(14392, SIGSTOP)       = 0
[pid 14392] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14389, si_uid=0} ---
[pid 14389] exit_group(0 <unfinished ...>
[pid 14392] --- stopped by SIGSTOP ---
[pid 14389] <... exit_group resumed>)   = ?
[pid 14389] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14389, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14392] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14393 attached
 <unfinished ...>
[pid 14392] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14393
[pid 14393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14393] setpgid(0, 0)               = 0
[pid 14393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14393] write(3, "1000", 4)         = 4
[pid 14393] close(3)                    = 0
[pid 14393] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14393] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.655013][T14385] vhci_hcd vhci_hcd.0: port 0 already used
[  260.677093][T14389] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14393] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14393] close(5)                    = 0
[pid 14393] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14396 attached
) = 14396
[pid 14393] tkill(14396, SIGSTOP)       = 0
[pid 14396] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14393, si_uid=0} ---
[pid 14393] exit_group(0 <unfinished ...>
[pid 14396] --- stopped by SIGSTOP ---
[pid 14393] <... exit_group resumed>)   = ?
[pid 14393] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14393, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14396] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14396] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14397
./strace-static-x86_64: Process 14397 attached
[pid 14397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14397] setpgid(0, 0)               = 0
[pid 14397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14397] write(3, "1000", 4)         = 4
[pid 14397] close(3)                    = 0
[pid 14397] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14397] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14397] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14397] close(5)                    = 0
[pid 14397] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14400 attached
) = 14400
[pid 14397] tkill(14400, SIGSTOP)       = 0
[pid 14397] exit_group(0 <unfinished ...>
[pid 14400] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14397, si_uid=0} ---
[pid 14397] <... exit_group resumed>)   = ?
[pid 14400] --- stopped by SIGSTOP ---
[pid 14397] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14397, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14400] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14400] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14401 attached
, child_tidptr=0x555556c505d0) = 14401
[pid 14401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14401] setpgid(0, 0)               = 0
[pid 14401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14401] write(3, "1000", 4)         = 4
[pid 14401] close(3)                    = 0
[pid 14401] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14401] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.700499][T14393] vhci_hcd vhci_hcd.0: port 0 already used
[  260.723830][T14397] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14401] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14401] close(5)                    = 0
[pid 14401] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14404 attached
) = 14404
[pid 14401] tkill(14404, SIGSTOP)       = 0
[pid 14401] exit_group(0 <unfinished ...>
[pid 14404] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14401, si_uid=0} ---
[pid 14401] <... exit_group resumed>)   = ?
[pid 14404] --- stopped by SIGSTOP ---
[pid 14401] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14401, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14404] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14404] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14405 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14405
[pid 14405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14405] setpgid(0, 0)               = 0
[pid 14405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14405] write(3, "1000", 4)         = 4
[pid 14405] close(3)                    = 0
[pid 14405] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14405] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14405] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14405] close(5)                    = 0
[pid 14405] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14408 attached
) = 14408
[pid 14405] tkill(14408, SIGSTOP)       = 0
[pid 14405] exit_group(0 <unfinished ...>
[pid 14408] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14405, si_uid=0} ---
[pid 14405] <... exit_group resumed>)   = ?
[pid 14408] --- stopped by SIGSTOP ---
[pid 14405] +++ exited with 0 +++
[pid 14408] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14405, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14409
[pid 14408] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14409 attached
[pid 14409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14409] setpgid(0, 0)               = 0
[pid 14409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14409] write(3, "1000", 4)         = 4
[pid 14409] close(3)                    = 0
[pid 14409] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14409] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14409] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14409] close(5)                    = 0
[pid 14409] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14412 attached
) = 14412
[pid 14409] tkill(14412, SIGSTOP)       = 0
[pid 14409] exit_group(0)               = ?
[pid 14409] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14409, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14412] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14409, si_uid=0} ---
[pid 14412] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14413 attached
, child_tidptr=0x555556c505d0) = 14413
[pid 14413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14413] setpgid(0, 0)               = 0
[pid 14413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14413] write(3, "1000", 4)         = 4
[pid 14413] close(3)                    = 0
[pid 14413] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14413] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.746394][T14401] vhci_hcd vhci_hcd.0: port 0 already used
[  260.769043][T14405] vhci_hcd vhci_hcd.0: port 0 already used
[  260.790663][T14409] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14413] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14413] close(5)                    = 0
[pid 14413] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14416 attached
) = 14416
[pid 14413] tkill(14416, SIGSTOP)       = 0
[pid 14413] exit_group(0)               = ?
[pid 14416] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14413, si_uid=0} ---
[pid 14416] --- stopped by SIGSTOP ---
[pid 14413] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14413, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14416] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14416] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14417
./strace-static-x86_64: Process 14417 attached
[pid 14417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14417] setpgid(0, 0)               = 0
[pid 14417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14417] write(3, "1000", 4)         = 4
[pid 14417] close(3)                    = 0
[pid 14417] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14417] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14417] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14417] close(5)                    = 0
[pid 14417] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14420 attached
) = 14420
[pid 14417] tkill(14420, SIGSTOP)       = 0
[pid 14420] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14417, si_uid=0} ---
[pid 14417] exit_group(0 <unfinished ...>
[pid 14420] --- stopped by SIGSTOP ---
[pid 14417] <... exit_group resumed>)   = ?
[pid 14417] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14417, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14420] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14420] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14421 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14421
[pid 14421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14421] setpgid(0, 0)               = 0
[pid 14421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14421] write(3, "1000", 4)         = 4
[pid 14421] close(3)                    = 0
[pid 14421] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14421] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.813212][T14413] vhci_hcd vhci_hcd.0: port 0 already used
[  260.836334][T14417] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14421] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14421] close(5)                    = 0
[pid 14421] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14424 attached
) = 14424
[pid 14421] tkill(14424, SIGSTOP)       = 0
[pid 14421] exit_group(0 <unfinished ...>
[pid 14424] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14421, si_uid=0} ---
[pid 14421] <... exit_group resumed>)   = ?
[pid 14424] --- stopped by SIGSTOP ---
[pid 14421] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14421, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14424] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14424] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14425 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14425
[pid 14425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14425] setpgid(0, 0)               = 0
[pid 14425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14425] write(3, "1000", 4)         = 4
[pid 14425] close(3)                    = 0
[pid 14425] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14425] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14425] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14425] close(5)                    = 0
[pid 14425] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14428 attached
) = 14428
[pid 14425] tkill(14428, SIGSTOP)       = 0
[pid 14428] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14425, si_uid=0} ---
[pid 14425] exit_group(0)               = ?
[pid 14428] --- stopped by SIGSTOP ---
[pid 14425] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14425, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14428] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14428] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14429 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14429
[pid 14429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14429] setpgid(0, 0)               = 0
[pid 14429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14429] write(3, "1000", 4)         = 4
[pid 14429] close(3)                    = 0
[pid 14429] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14429] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14429] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14429] close(5)                    = 0
[pid 14429] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14432 attached
) = 14432
[pid 14429] tkill(14432, SIGSTOP)       = 0
[pid 14429] exit_group(0 <unfinished ...>
[pid 14432] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14429, si_uid=0} ---
[pid 14429] <... exit_group resumed>)   = ?
[pid 14432] --- stopped by SIGSTOP ---
[pid 14429] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14429, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14432] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14432] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14433 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14433
[pid 14433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14433] setpgid(0, 0)               = 0
[pid 14433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14433] write(3, "1000", 4)         = 4
[pid 14433] close(3)                    = 0
[pid 14433] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14433] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.858077][T14421] vhci_hcd vhci_hcd.0: port 0 already used
[  260.879901][T14425] vhci_hcd vhci_hcd.0: port 0 already used
[  260.901179][T14429] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14433] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14433] close(5)                    = 0
[pid 14433] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14436 attached
) = 14436
[pid 14433] tkill(14436, SIGSTOP)       = 0
[pid 14433] exit_group(0 <unfinished ...>
[pid 14436] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14433, si_uid=0} ---
[pid 14433] <... exit_group resumed>)   = ?
[pid 14436] --- stopped by SIGSTOP ---
[pid 14433] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14433, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14436] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14436] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14437 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14437
[pid 14437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14437] setpgid(0, 0)               = 0
[pid 14437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14437] write(3, "1000", 4)         = 4
[pid 14437] close(3)                    = 0
[pid 14437] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14437] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14437] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14437] close(5)                    = 0
[pid 14437] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14440 attached
) = 14440
[pid 14437] tkill(14440, SIGSTOP)       = 0
[pid 14440] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14437, si_uid=0} ---
[pid 14437] exit_group(0 <unfinished ...>
[pid 14440] --- stopped by SIGSTOP ---
[pid 14437] <... exit_group resumed>)   = ?
[pid 14437] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14437, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14440] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14440] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14441 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14441
[pid 14441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14441] setpgid(0, 0)               = 0
[pid 14441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14441] write(3, "1000", 4)         = 4
[pid 14441] close(3)                    = 0
[pid 14441] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14441] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14441] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14441] close(5)                    = 0
[pid 14441] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14444 attached
) = 14444
[pid 14441] tkill(14444, SIGSTOP)       = 0
[pid 14444] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14441, si_uid=0} ---
[pid 14441] exit_group(0 <unfinished ...>
[pid 14444] --- stopped by SIGSTOP ---
[pid 14441] <... exit_group resumed>)   = ?
[pid 14441] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14441, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14444] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14444] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14445 attached
, child_tidptr=0x555556c505d0) = 14445
[pid 14445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14445] setpgid(0, 0)               = 0
[pid 14445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14445] write(3, "1000", 4)         = 4
[pid 14445] close(3)                    = 0
[pid 14445] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14445] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.924014][T14433] vhci_hcd vhci_hcd.0: port 0 already used
[  260.945533][T14437] vhci_hcd vhci_hcd.0: port 0 already used
[  260.967429][T14441] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14445] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14445] close(5)                    = 0
[pid 14445] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14448 attached
) = 14448
[pid 14445] tkill(14448, SIGSTOP)       = 0
[pid 14448] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14445, si_uid=0} ---
[pid 14445] exit_group(0 <unfinished ...>
[pid 14448] --- stopped by SIGSTOP ---
[pid 14445] <... exit_group resumed>)   = ?
[pid 14445] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14445, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14448] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14448] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14449 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14449
[pid 14449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14449] setpgid(0, 0)               = 0
[pid 14449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14449] write(3, "1000", 4)         = 4
[pid 14449] close(3)                    = 0
[pid 14449] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14449] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14449] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14449] close(5)                    = 0
[pid 14449] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14452 attached
) = 14452
[pid 14449] tkill(14452, SIGSTOP)       = 0
[pid 14452] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14449, si_uid=0} ---
[pid 14449] exit_group(0 <unfinished ...>
[pid 14452] --- stopped by SIGSTOP ---
[pid 14449] <... exit_group resumed>)   = ?
[pid 14449] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14449, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14452] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14452] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14453
./strace-static-x86_64: Process 14453 attached
[pid 14453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14453] setpgid(0, 0)               = 0
[pid 14453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14453] write(3, "1000", 4)         = 4
[pid 14453] close(3)                    = 0
[pid 14453] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14453] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  260.989809][T14445] vhci_hcd vhci_hcd.0: port 0 already used
[  261.012248][T14449] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14453] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14453] close(5)                    = 0
[pid 14453] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14456 attached
) = 14456
[pid 14453] tkill(14456, SIGSTOP)       = 0
[pid 14456] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14453, si_uid=0} ---
[pid 14453] exit_group(0 <unfinished ...>
[pid 14456] --- stopped by SIGSTOP ---
[pid 14453] <... exit_group resumed>)   = ?
[pid 14453] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14453, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14456] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14458
[pid 14456] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14458 attached
[pid 14458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14458] setpgid(0, 0)               = 0
[pid 14458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14458] write(3, "1000", 4)         = 4
[pid 14458] close(3)                    = 0
[pid 14458] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14458] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14458] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14458] close(5)                    = 0
[pid 14458] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14463 attached
) = 14463
[pid 14458] tkill(14463, SIGSTOP)       = 0
[pid 14463] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14458, si_uid=0} ---
[pid 14463] --- stopped by SIGSTOP ---
[pid 14458] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14463, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14458] exit_group(0)               = ?
[pid 14458] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14458, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14463] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14465 attached
, child_tidptr=0x555556c505d0) = 14465
[pid 14463] +++ killed by SIGHUP +++
[pid 14465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14465] setpgid(0, 0)               = 0
[pid 14465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14465] write(3, "1000", 4)         = 4
[pid 14465] close(3)                    = 0
[pid 14465] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14465] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.052192][T14453] vhci_hcd vhci_hcd.0: port 0 already used
[  261.084501][T14458] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14465] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14465] close(5)                    = 0
[pid 14465] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14468 attached
) = 14468
[pid 14465] tkill(14468, SIGSTOP)       = 0
[pid 14468] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14465, si_uid=0} ---
[pid 14465] exit_group(0 <unfinished ...>
[pid 14468] --- stopped by SIGSTOP ---
[pid 14465] <... exit_group resumed>)   = ?
[pid 14465] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14465, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14468] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14469 attached
 <unfinished ...>
[pid 14468] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14469
[pid 14469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14469] setpgid(0, 0)               = 0
[pid 14469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14469] write(3, "1000", 4)         = 4
[pid 14469] close(3)                    = 0
[pid 14469] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14469] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14469] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14469] close(5)                    = 0
[pid 14469] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14472 attached
) = 14472
[pid 14469] tkill(14472, SIGSTOP)       = 0
[pid 14469] exit_group(0)               = ?
[pid 14472] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14469, si_uid=0} ---
[pid 14472] --- stopped by SIGSTOP ---
[pid 14469] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14469, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14472] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14473 attached
 <unfinished ...>
[pid 14472] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14473
[pid 14473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14473] setpgid(0, 0)               = 0
[pid 14473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14473] write(3, "1000", 4)         = 4
[pid 14473] close(3)                    = 0
[pid 14473] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14473] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14473] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14473] close(5)                    = 0
[pid 14473] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14476 attached
) = 14476
[pid 14473] tkill(14476, SIGSTOP)       = 0
[pid 14473] exit_group(0 <unfinished ...>
[pid 14476] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14473, si_uid=0} ---
[pid 14473] <... exit_group resumed>)   = ?
[pid 14476] --- stopped by SIGSTOP ---
[pid 14473] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14473, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14476] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14476] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14477 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14477
[pid 14477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14477] setpgid(0, 0)               = 0
[pid 14477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14477] write(3, "1000", 4)         = 4
[pid 14477] close(3)                    = 0
[pid 14477] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14477] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.105855][T14465] vhci_hcd vhci_hcd.0: port 0 already used
[  261.127941][T14469] vhci_hcd vhci_hcd.0: port 0 already used
[  261.149586][T14473] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14477] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14477] close(5)                    = 0
[pid 14477] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14480 attached
) = 14480
[pid 14477] tkill(14480, SIGSTOP)       = 0
[pid 14480] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14477, si_uid=0} ---
[pid 14477] exit_group(0 <unfinished ...>
[pid 14480] --- stopped by SIGSTOP ---
[pid 14477] <... exit_group resumed>)   = ?
[pid 14477] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14477, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14480] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14481
./strace-static-x86_64: Process 14481 attached
[pid 14480] +++ killed by SIGHUP +++
[pid 14481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14481] setpgid(0, 0)               = 0
[pid 14481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14481] write(3, "1000", 4)         = 4
[pid 14481] close(3)                    = 0
[pid 14481] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14481] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14481] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14481] close(5)                    = 0
[pid 14481] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14484 attached
) = 14484
[pid 14481] tkill(14484, SIGSTOP)       = 0
[pid 14481] exit_group(0 <unfinished ...>
[pid 14484] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14481, si_uid=0} ---
[pid 14484] --- stopped by SIGSTOP ---
[pid 14481] <... exit_group resumed>)   = ?
[pid 14481] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14481, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14484] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14484] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14485 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14485
[pid 14485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14485] setpgid(0, 0)               = 0
[pid 14485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14485] write(3, "1000", 4)         = 4
[pid 14485] close(3)                    = 0
[pid 14485] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14485] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.172466][T14477] vhci_hcd vhci_hcd.0: port 0 already used
[  261.197322][T14481] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14485] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14485] close(5)                    = 0
[pid 14485] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14488 attached
) = 14488
[pid 14485] tkill(14488, SIGSTOP)       = 0
[pid 14485] exit_group(0 <unfinished ...>
[pid 14488] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14485, si_uid=0} ---
[pid 14485] <... exit_group resumed>)   = ?
[pid 14488] --- stopped by SIGSTOP ---
[pid 14485] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14485, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14488] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14488] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14489 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14489
[pid 14489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14489] setpgid(0, 0)               = 0
[pid 14489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14489] write(3, "1000", 4)         = 4
[pid 14489] close(3)                    = 0
[pid 14489] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14489] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.219894][T14485] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14489] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14489] close(5)                    = 0
[pid 14489] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14492 attached
) = 14492
[pid 14489] tkill(14492, SIGSTOP)       = 0
[pid 14492] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14489, si_uid=0} ---
[pid 14489] exit_group(0 <unfinished ...>
[pid 14492] --- stopped by SIGSTOP ---
[pid 14489] <... exit_group resumed>)   = ?
[pid 14489] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14489, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14492] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14492] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14494 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14494
[pid 14494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14494] setpgid(0, 0)               = 0
[pid 14494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14494] write(3, "1000", 4)         = 4
[pid 14494] close(3)                    = 0
[pid 14494] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14494] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14494] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14494] close(5)                    = 0
[pid 14494] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14498 attached
) = 14498
[pid 14494] tkill(14498, SIGSTOP)       = 0
[pid 14498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14494, si_uid=0} ---
[pid 14494] exit_group(0 <unfinished ...>
[pid 14498] --- stopped by SIGSTOP ---
[pid 14494] <... exit_group resumed>)   = ?
[pid 14494] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14494, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14498] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14499
./strace-static-x86_64: Process 14499 attached
[pid 14498] +++ killed by SIGHUP +++
[pid 14499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14499] setpgid(0, 0)               = 0
[pid 14499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14499] write(3, "1000", 4)         = 4
[pid 14499] close(3)                    = 0
[pid 14499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.243522][T14489] vhci_hcd vhci_hcd.0: port 0 already used
[  261.265862][T14494] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14499] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14499] close(5)                    = 0
[pid 14499] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14502 attached
) = 14502
[pid 14499] tkill(14502, SIGSTOP)       = 0
[pid 14502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14499, si_uid=0} ---
[pid 14499] exit_group(0 <unfinished ...>
[pid 14502] --- stopped by SIGSTOP ---
[pid 14499] <... exit_group resumed>)   = ?
[pid 14499] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14499, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14502] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14502] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14503 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14503
[pid 14503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14503] setpgid(0, 0)               = 0
[pid 14503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14503] write(3, "1000", 4)         = 4
[pid 14503] close(3)                    = 0
[pid 14503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14503] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14503] close(5)                    = 0
[pid 14503] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14506 attached
) = 14506
[pid 14503] tkill(14506, SIGSTOP)       = 0
[pid 14506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14503, si_uid=0} ---
[pid 14506] --- stopped by SIGSTOP ---
[pid 14503] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14506, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14503] exit_group(0)               = ?
[pid 14503] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14503, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14506] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14507 attached
, child_tidptr=0x555556c505d0) = 14507
[pid 14506] +++ killed by SIGHUP +++
[pid 14507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14507] setpgid(0, 0)               = 0
[pid 14507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14507] write(3, "1000", 4)         = 4
[pid 14507] close(3)                    = 0
[pid 14507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14507] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14507] close(5)                    = 0
[pid 14507] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14510 attached
) = 14510
[pid 14507] tkill(14510, SIGSTOP)       = 0
[pid 14510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14507, si_uid=0} ---
[pid 14507] exit_group(0 <unfinished ...>
[pid 14510] --- stopped by SIGSTOP ---
[pid 14507] <... exit_group resumed>)   = ?
[pid 14507] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14507, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14510] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14510] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14511 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14511
[pid 14511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14511] setpgid(0, 0)               = 0
[pid 14511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14511] write(3, "1000", 4)         = 4
[pid 14511] close(3)                    = 0
[pid 14511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.291194][T14499] vhci_hcd vhci_hcd.0: port 0 already used
[  261.313665][T14503] vhci_hcd vhci_hcd.0: port 0 already used
[  261.336570][T14507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14511] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14511] close(5)                    = 0
[pid 14511] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14514 attached
) = 14514
[pid 14511] tkill(14514, SIGSTOP)       = 0
[pid 14514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14511, si_uid=0} ---
[pid 14511] exit_group(0)               = ?
[pid 14514] --- stopped by SIGSTOP ---
[pid 14511] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14511, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14514] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14514] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14515 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14515
[pid 14515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14515] setpgid(0, 0)               = 0
[pid 14515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14515] write(3, "1000", 4)         = 4
[pid 14515] close(3)                    = 0
[pid 14515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14515] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14515] close(5)                    = 0
[pid 14515] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14518 attached
) = 14518
[pid 14515] tkill(14518, SIGSTOP)       = 0
[pid 14518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14515, si_uid=0} ---
[pid 14515] exit_group(0)               = ?
[pid 14518] --- stopped by SIGSTOP ---
[pid 14515] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14515, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14518] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14518] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14519 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14519
[pid 14519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14519] setpgid(0, 0)               = 0
[pid 14519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14519] write(3, "1000", 4)         = 4
[pid 14519] close(3)                    = 0
[pid 14519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.358808][T14511] vhci_hcd vhci_hcd.0: port 0 already used
[  261.382287][T14515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14519] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14519] close(5)                    = 0
[pid 14519] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14522 attached
) = 14522
[pid 14519] tkill(14522, SIGSTOP)       = 0
[pid 14519] exit_group(0)               = ?
[pid 14522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14519, si_uid=0} ---
[pid 14519] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14519, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14522] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14523 attached
, child_tidptr=0x555556c505d0) = 14523
[pid 14523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14523] setpgid(0, 0)               = 0
[pid 14523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14523] write(3, "1000", 4)         = 4
[pid 14523] close(3)                    = 0
[pid 14523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14523] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14523] close(5)                    = 0
[pid 14523] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14526 attached
) = 14526
[pid 14523] tkill(14526, SIGSTOP)       = 0
[pid 14523] exit_group(0 <unfinished ...>
[pid 14526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14523, si_uid=0} ---
[pid 14523] <... exit_group resumed>)   = ?
[pid 14526] --- stopped by SIGSTOP ---
[pid 14523] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14523, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14526] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14526] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14527 attached
, child_tidptr=0x555556c505d0) = 14527
[pid 14527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14527] setpgid(0, 0)               = 0
[pid 14527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14527] write(3, "1000", 4)         = 4
[pid 14527] close(3)                    = 0
[pid 14527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14527] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14527] close(5)                    = 0
[pid 14527] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14531 attached
) = 14531
[pid 14527] tkill(14531, SIGSTOP)       = 0
[pid 14531] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14527, si_uid=0} ---
[pid 14527] exit_group(0)               = ?
[pid 14531] --- stopped by SIGSTOP ---
[pid 14527] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14527, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14531] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14533
./strace-static-x86_64: Process 14533 attached
[pid 14531] +++ killed by SIGHUP +++
[pid 14533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14533] setpgid(0, 0)               = 0
[pid 14533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14533] write(3, "1000", 4)         = 4
[pid 14533] close(3)                    = 0
[pid 14533] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14533] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.404604][T14519] vhci_hcd vhci_hcd.0: port 0 already used
[  261.425642][T14523] vhci_hcd vhci_hcd.0: port 0 already used
[  261.447932][T14527] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14533] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14533] close(5)                    = 0
[pid 14533] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14536 attached
) = 14536
[pid 14533] tkill(14536, SIGSTOP)       = 0
[pid 14536] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14533, si_uid=0} ---
[pid 14533] exit_group(0 <unfinished ...>
[pid 14536] --- stopped by SIGSTOP ---
[pid 14533] <... exit_group resumed>)   = ?
[pid 14533] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14533, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14536] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14536] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14537 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14537
[pid 14537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14537] setpgid(0, 0)               = 0
[pid 14537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14537] write(3, "1000", 4)         = 4
[pid 14537] close(3)                    = 0
[pid 14537] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14537] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14537] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14537] close(5)                    = 0
[pid 14537] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14540 attached
) = 14540
[pid 14537] tkill(14540, SIGSTOP)       = 0
[pid 14537] exit_group(0)               = ?
[pid 14540] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14537, si_uid=0} ---
[pid 14537] +++ exited with 0 +++
[pid 14540] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14537, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14541 attached
, child_tidptr=0x555556c505d0) = 14541
[pid 14541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14541] setpgid(0, 0)               = 0
[pid 14541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14541] write(3, "1000", 4)         = 4
[pid 14541] close(3)                    = 0
[pid 14541] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14541] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14541] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14541] close(5)                    = 0
[pid 14541] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14544 attached
) = 14544
[pid 14541] tkill(14544, SIGSTOP)       = 0
[pid 14544] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14541, si_uid=0} ---
[pid 14541] exit_group(0 <unfinished ...>
[pid 14544] --- stopped by SIGSTOP ---
[pid 14541] <... exit_group resumed>)   = ?
[pid 14541] +++ exited with 0 +++
[pid 14544] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14541, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14544] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14545 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14545
[pid 14545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14545] setpgid(0, 0)               = 0
[pid 14545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14545] write(3, "1000", 4)         = 4
[pid 14545] close(3)                    = 0
[pid 14545] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14545] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.470983][T14533] vhci_hcd vhci_hcd.0: port 0 already used
[  261.492729][T14537] vhci_hcd vhci_hcd.0: port 0 already used
[  261.512817][T14541] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14545] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14545] close(5)                    = 0
[pid 14545] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14548 attached
) = 14548
[pid 14545] tkill(14548, SIGSTOP)       = 0
[pid 14545] exit_group(0 <unfinished ...>
[pid 14548] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14545, si_uid=0} ---
[pid 14545] <... exit_group resumed>)   = ?
[pid 14548] --- stopped by SIGSTOP ---
[pid 14545] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14545, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14548] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14548] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14549 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14549
[pid 14549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14549] setpgid(0, 0)               = 0
[pid 14549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14549] write(3, "1000", 4)         = 4
[pid 14549] close(3)                    = 0
[pid 14549] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14549] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14549] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14549] close(5)                    = 0
[pid 14549] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14552 attached
) = 14552
[pid 14549] tkill(14552, SIGSTOP)       = 0
[pid 14552] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14549, si_uid=0} ---
[pid 14549] exit_group(0)               = ?
[pid 14549] +++ exited with 0 +++
[pid 14552] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14549, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14553 attached
, child_tidptr=0x555556c505d0) = 14553
[pid 14553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14553] setpgid(0, 0)               = 0
[pid 14553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14553] write(3, "1000", 4)         = 4
[pid 14553] close(3)                    = 0
[pid 14553] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14553] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14553] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14553] close(5)                    = 0
[pid 14553] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14556 attached
) = 14556
[pid 14553] tkill(14556, SIGSTOP)       = 0
[pid 14556] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14553, si_uid=0} ---
[pid 14553] exit_group(0 <unfinished ...>
[pid 14556] --- stopped by SIGSTOP ---
[pid 14553] <... exit_group resumed>)   = ?
[pid 14553] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14553, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14556] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14556] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14557 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14557
[pid 14557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14557] setpgid(0, 0)               = 0
[pid 14557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14557] write(3, "1000", 4)         = 4
[pid 14557] close(3)                    = 0
[pid 14557] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14557] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.535427][T14545] vhci_hcd vhci_hcd.0: port 0 already used
[  261.557548][T14549] vhci_hcd vhci_hcd.0: port 0 already used
[  261.578167][T14553] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14557] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14557] close(5)                    = 0
[pid 14557] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14560 attached
) = 14560
[pid 14557] tkill(14560, SIGSTOP)       = 0
[pid 14557] exit_group(0 <unfinished ...>
[pid 14560] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14557, si_uid=0} ---
[pid 14557] <... exit_group resumed>)   = ?
[pid 14560] --- stopped by SIGSTOP ---
[pid 14557] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14557, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14560] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14562
./strace-static-x86_64: Process 14562 attached
[pid 14560] +++ killed by SIGHUP +++
[pid 14562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14562] setpgid(0, 0)               = 0
[pid 14562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14562] write(3, "1000", 4)         = 4
[pid 14562] close(3)                    = 0
[pid 14562] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14562] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14562] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14562] close(5)                    = 0
[pid 14562] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14566 attached
) = 14566
[pid 14562] tkill(14566, SIGSTOP)       = 0
[pid 14562] exit_group(0)               = ?
[pid 14566] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14562, si_uid=0} ---
[pid 14562] +++ exited with 0 +++
[pid 14566] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14562, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14567 attached
, child_tidptr=0x555556c505d0) = 14567
[pid 14567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14567] setpgid(0, 0)               = 0
[pid 14567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14567] write(3, "1000", 4)         = 4
[pid 14567] close(3)                    = 0
[pid 14567] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14567] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14567] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14567] close(5)                    = 0
[pid 14567] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14570 attached
) = 14570
[pid 14567] tkill(14570, SIGSTOP)       = 0
[pid 14567] exit_group(0 <unfinished ...>
[pid 14570] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14567, si_uid=0} ---
[pid 14570] --- stopped by SIGSTOP ---
[pid 14567] <... exit_group resumed>)   = ?
[pid 14567] +++ exited with 0 +++
[pid 14570] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14567, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14570] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14571 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14571
[pid 14571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14571] setpgid(0, 0)               = 0
[  261.599592][T14557] vhci_hcd vhci_hcd.0: port 0 already used
[  261.622570][T14562] vhci_hcd vhci_hcd.0: port 0 already used
[  261.643381][T14567] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14571] write(3, "1000", 4)         = 4
[pid 14571] close(3)                    = 0
[pid 14571] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14571] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14571] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14571] close(5)                    = 0
[pid 14571] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14574 attached
) = 14574
[pid 14571] tkill(14574, SIGSTOP)       = 0
[pid 14574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14571, si_uid=0} ---
[pid 14571] exit_group(0)               = ?
[pid 14574] --- stopped by SIGSTOP ---
[pid 14571] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14571, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14574] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14574] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14575 attached
, child_tidptr=0x555556c505d0) = 14575
[pid 14575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14575] setpgid(0, 0)               = 0
[pid 14575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14575] write(3, "1000", 4)         = 4
[pid 14575] close(3)                    = 0
[pid 14575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14575] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14575] close(5)                    = 0
[pid 14575] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14579 attached
) = 14579
[pid 14575] tkill(14579, SIGSTOP)       = 0
[pid 14579] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14575, si_uid=0} ---
[pid 14575] exit_group(0 <unfinished ...>
[pid 14579] --- stopped by SIGSTOP ---
[pid 14575] <... exit_group resumed>)   = ?
[pid 14575] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14575, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14579] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14579] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14581 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14581
[pid 14581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14581] setpgid(0, 0)               = 0
[pid 14581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14581] write(3, "1000", 4)         = 4
[pid 14581] close(3)                    = 0
[pid 14581] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14581] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.666377][T14571] vhci_hcd vhci_hcd.0: port 0 already used
[  261.690667][T14575] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14581] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14581] close(5)                    = 0
[pid 14581] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14584 attached
) = 14584
[pid 14581] tkill(14584, SIGSTOP)       = 0
[pid 14581] exit_group(0 <unfinished ...>
[pid 14584] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14581, si_uid=0} ---
[pid 14581] <... exit_group resumed>)   = ?
[pid 14584] --- stopped by SIGSTOP ---
[pid 14581] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14581, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14584] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14584] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14585 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14585
[pid 14585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14585] setpgid(0, 0)               = 0
[pid 14585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14585] write(3, "1000", 4)         = 4
[pid 14585] close(3)                    = 0
[pid 14585] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14585] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14585] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14585] close(5)                    = 0
[pid 14585] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14588 attached
) = 14588
[pid 14585] tkill(14588, SIGSTOP)       = 0
[pid 14588] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14585, si_uid=0} ---
[pid 14585] exit_group(0 <unfinished ...>
[pid 14588] --- stopped by SIGSTOP ---
[pid 14585] <... exit_group resumed>)   = ?
[pid 14585] +++ exited with 0 +++
[pid 14588] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14585, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14588] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14589 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14589
[pid 14589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14589] setpgid(0, 0)               = 0
[pid 14589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14589] write(3, "1000", 4)         = 4
[pid 14589] close(3)                    = 0
[pid 14589] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14589] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.712636][T14581] vhci_hcd vhci_hcd.0: port 0 already used
[  261.734301][T14585] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14589] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14589] close(5)                    = 0
[pid 14589] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14592 attached
) = 14592
[pid 14589] tkill(14592, SIGSTOP)       = 0
[pid 14589] exit_group(0)               = ?
[pid 14592] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14589, si_uid=0} ---
[pid 14592] --- stopped by SIGSTOP ---
[pid 14589] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14589, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14593 attached
, child_tidptr=0x555556c505d0) = 14593
[pid 14593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14593] setpgid(0, 0)               = 0
[pid 14593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14593] write(3, "1000", 4)         = 4
[pid 14593] close(3)                    = 0
[pid 14593] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14593] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14593] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14593] close(5)                    = 0
[pid 14593] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14596 attached
) = 14596
[pid 14593] tkill(14596, SIGSTOP)       = 0
[pid 14596] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14593, si_uid=0} ---
[pid 14593] exit_group(0 <unfinished ...>
[pid 14596] --- stopped by SIGSTOP ---
[pid 14593] <... exit_group resumed>)   = ?
[pid 14593] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14593, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14596] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14596] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14597 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14597
[pid 14597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14597] setpgid(0, 0)               = 0
[pid 14597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14597] write(3, "1000", 4)         = 4
[pid 14597] close(3)                    = 0
[pid 14597] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14597] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14597] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14597] close(5)                    = 0
[pid 14597] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14600 attached
) = 14600
[pid 14597] tkill(14600, SIGSTOP)       = 0
[pid 14600] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14597, si_uid=0} ---
[pid 14600] --- stopped by SIGSTOP ---
[pid 14597] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14600, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14597] exit_group(0)               = ?
[pid 14597] +++ exited with 0 +++
[pid 14600] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14597, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14600] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14601 attached
, child_tidptr=0x555556c505d0) = 14601
[pid 14601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14601] setpgid(0, 0)               = 0
[pid 14601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14601] write(3, "1000", 4)         = 4
[pid 14601] close(3)                    = 0
[pid 14601] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14601] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.757414][T14589] vhci_hcd vhci_hcd.0: port 0 already used
[  261.777739][T14593] vhci_hcd vhci_hcd.0: port 0 already used
[  261.799402][T14597] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14601] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14601] close(5)                    = 0
[pid 14601] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14604 attached
) = 14604
[pid 14601] tkill(14604, SIGSTOP)       = 0
[pid 14604] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14601, si_uid=0} ---
[pid 14601] exit_group(0 <unfinished ...>
[pid 14604] --- stopped by SIGSTOP ---
[pid 14601] <... exit_group resumed>)   = ?
[pid 14601] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14601, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14604] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14604] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14605 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14605
[pid 14605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14605] setpgid(0, 0)               = 0
[pid 14605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14605] write(3, "1000", 4)         = 4
[pid 14605] close(3)                    = 0
[pid 14605] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14605] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14605] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14605] close(5)                    = 0
[pid 14605] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14608 attached
) = 14608
[pid 14605] tkill(14608, SIGSTOP)       = 0
[pid 14605] exit_group(0 <unfinished ...>
[pid 14608] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14605, si_uid=0} ---
[pid 14605] <... exit_group resumed>)   = ?
[pid 14608] --- stopped by SIGSTOP ---
[pid 14605] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14605, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14608] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 14608] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14609 attached
, child_tidptr=0x555556c505d0) = 14609
[pid 14609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14609] setpgid(0, 0)               = 0
[pid 14609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14609] write(3, "1000", 4)         = 4
[pid 14609] close(3)                    = 0
[pid 14609] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14609] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.822543][T14601] vhci_hcd vhci_hcd.0: port 0 already used
[  261.846111][T14605] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14609] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14609] close(5)                    = 0
[pid 14609] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14612 attached
) = 14612
[pid 14609] tkill(14612, SIGSTOP)       = 0
[pid 14609] exit_group(0)               = ?
[pid 14612] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14609, si_uid=0} ---
[pid 14609] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14609, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14612] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14613 attached
, child_tidptr=0x555556c505d0) = 14613
[pid 14613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14613] setpgid(0, 0)               = 0
[pid 14613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14613] write(3, "1000", 4)         = 4
[pid 14613] close(3)                    = 0
[pid 14613] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14613] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14613] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14613] close(5)                    = 0
[pid 14613] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14616 attached
) = 14616
[pid 14613] tkill(14616, SIGSTOP)       = 0
[pid 14613] exit_group(0 <unfinished ...>
[pid 14616] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14613, si_uid=0} ---
[pid 14613] <... exit_group resumed>)   = ?
[pid 14616] --- stopped by SIGSTOP ---
[pid 14613] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14613, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14616] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14617 attached
, child_tidptr=0x555556c505d0) = 14617
[pid 14616] +++ killed by SIGHUP +++
[pid 14617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14617] setpgid(0, 0)               = 0
[pid 14617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14617] write(3, "1000", 4)         = 4
[pid 14617] close(3)                    = 0
[pid 14617] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14617] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.869270][T14609] vhci_hcd vhci_hcd.0: port 0 already used
[  261.891155][T14613] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14617] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14617] close(5)                    = 0
[pid 14617] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14620 attached
) = 14620
[pid 14617] tkill(14620, SIGSTOP)       = 0
[pid 14617] exit_group(0 <unfinished ...>
[pid 14620] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14617, si_uid=0} ---
[pid 14617] <... exit_group resumed>)   = ?
[pid 14620] --- stopped by SIGSTOP ---
[pid 14617] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14617, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14620] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14620] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14621 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14621
[pid 14621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14621] setpgid(0, 0)               = 0
[pid 14621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14621] write(3, "1000", 4)         = 4
[pid 14621] close(3)                    = 0
[pid 14621] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14621] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14621] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14621] close(5)                    = 0
[pid 14621] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14624 attached
) = 14624
[pid 14621] tkill(14624, SIGSTOP)       = 0
[pid 14624] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14621, si_uid=0} ---
[pid 14621] exit_group(0 <unfinished ...>
[pid 14624] --- stopped by SIGSTOP ---
[pid 14621] <... exit_group resumed>)   = ?
[pid 14621] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14621, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14624] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14624] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14625 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14625
[pid 14625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14625] setpgid(0, 0)               = 0
[pid 14625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14625] write(3, "1000", 4)         = 4
[pid 14625] close(3)                    = 0
[pid 14625] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14625] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.913174][T14617] vhci_hcd vhci_hcd.0: port 0 already used
[  261.936676][T14621] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14625] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14625] close(5)                    = 0
[pid 14625] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14628 attached
) = 14628
[pid 14625] tkill(14628, SIGSTOP)       = 0
[pid 14628] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14625, si_uid=0} ---
[pid 14625] exit_group(0 <unfinished ...>
[pid 14628] --- stopped by SIGSTOP ---
[pid 14625] <... exit_group resumed>)   = ?
[pid 14625] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14625, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14628] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14628] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14629 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14629
[pid 14629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14629] setpgid(0, 0)               = 0
[pid 14629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14629] write(3, "1000", 4)         = 4
[pid 14629] close(3)                    = 0
[pid 14629] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14629] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14629] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14629] close(5)                    = 0
[pid 14629] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14632 attached
) = 14632
[pid 14629] tkill(14632, SIGSTOP)       = 0
[pid 14632] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14629, si_uid=0} ---
[pid 14629] exit_group(0 <unfinished ...>
[pid 14632] --- stopped by SIGSTOP ---
[pid 14629] <... exit_group resumed>)   = ?
[pid 14629] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14629, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14632] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14632] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14633 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14633
[pid 14633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14633] setpgid(0, 0)               = 0
[pid 14633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14633] write(3, "1000", 4)         = 4
[pid 14633] close(3)                    = 0
[pid 14633] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14633] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  261.959913][T14625] vhci_hcd vhci_hcd.0: port 0 already used
[  261.981759][T14629] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14633] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14633] close(5)                    = 0
[pid 14633] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14636 attached
) = 14636
[pid 14633] tkill(14636, SIGSTOP)       = 0
[pid 14633] exit_group(0)               = ?
[pid 14633] +++ exited with 0 +++
[pid 14636] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14633, si_uid=0} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14633, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14636] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14637 attached
, child_tidptr=0x555556c505d0) = 14637
[pid 14637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14637] setpgid(0, 0)               = 0
[pid 14637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14637] write(3, "1000", 4)         = 4
[pid 14637] close(3)                    = 0
[pid 14637] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14637] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14637] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14637] close(5)                    = 0
[pid 14637] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14640 attached
) = 14640
[pid 14637] tkill(14640, SIGSTOP)       = 0
[pid 14640] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14637, si_uid=0} ---
[pid 14637] exit_group(0 <unfinished ...>
[pid 14640] --- stopped by SIGSTOP ---
[pid 14637] <... exit_group resumed>)   = ?
[pid 14637] +++ exited with 0 +++
[pid 14640] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14637, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14640] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14641 attached
, child_tidptr=0x555556c505d0) = 14641
[pid 14641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14641] setpgid(0, 0)               = 0
[pid 14641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14641] write(3, "1000", 4)         = 4
[pid 14641] close(3)                    = 0
[pid 14641] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14641] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14641] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  262.003928][T14633] vhci_hcd vhci_hcd.0: port 0 already used
[  262.025253][T14637] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14641] close(5)                    = 0
[pid 14641] clone(child_stack=NULL, flags=0) = 14644
[pid 14641] tkill(14644, SIGSTOP)       = 0
[pid 14641] exit_group(0)               = ?
[pid 14641] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14641, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
./strace-static-x86_64: Process 14644 attached
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14644] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14641, si_uid=0} ---
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14645
[pid 14644] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 14645 attached
[pid 14645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14645] setpgid(0, 0)               = 0
[pid 14645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14645] write(3, "1000", 4)         = 4
[pid 14645] close(3)                    = 0
[pid 14645] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14645] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.048955][T14641] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14645] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14645] close(5)                    = 0
[pid 14645] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14648 attached
) = 14648
[pid 14645] tkill(14648, SIGSTOP)       = 0
[pid 14648] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14645, si_uid=0} ---
[pid 14648] --- stopped by SIGSTOP ---
[pid 14645] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14648, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14645] exit_group(0)               = ?
[pid 14645] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14645, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14648] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14648] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14649 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14649
[pid 14649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14649] setpgid(0, 0)               = 0
[pid 14649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14649] write(3, "1000", 4)         = 4
[pid 14649] close(3)                    = 0
[pid 14649] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14649] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14649] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14649] close(5)                    = 0
[pid 14649] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14652 attached
) = 14652
[pid 14649] tkill(14652, SIGSTOP)       = 0
[pid 14652] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14649, si_uid=0} ---
[pid 14649] exit_group(0)               = ?
[pid 14652] --- stopped by SIGSTOP ---
[pid 14649] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14649, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14652] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14652] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14653 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14653
[pid 14653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14653] setpgid(0, 0)               = 0
[pid 14653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14653] write(3, "1000", 4)         = 4
[pid 14653] close(3)                    = 0
[pid 14653] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14653] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.081153][T14645] vhci_hcd vhci_hcd.0: port 0 already used
[  262.105623][T14649] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14653] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14653] close(5)                    = 0
[pid 14653] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14656 attached
) = 14656
[pid 14653] tkill(14656, SIGSTOP)       = 0
[pid 14653] exit_group(0)               = ?
[pid 14656] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14653, si_uid=0} ---
[pid 14656] --- stopped by SIGSTOP ---
[pid 14653] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14653, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14656] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14657 attached
 <unfinished ...>
[pid 14656] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14657
[pid 14657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14657] setpgid(0, 0)               = 0
[pid 14657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14657] write(3, "1000", 4)         = 4
[pid 14657] close(3)                    = 0
[pid 14657] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14657] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.128969][T14653] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14657] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14657] close(5)                    = 0
[pid 14657] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14660 attached
) = 14660
[pid 14657] tkill(14660, SIGSTOP)       = 0
[pid 14657] exit_group(0 <unfinished ...>
[pid 14660] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14657, si_uid=0} ---
[pid 14657] <... exit_group resumed>)   = ?
[pid 14657] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14657, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14660] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14661 attached
, child_tidptr=0x555556c505d0) = 14661
[pid 14661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14661] setpgid(0, 0)               = 0
[pid 14661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14661] write(3, "1000", 4)         = 4
[pid 14661] close(3)                    = 0
[pid 14661] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14661] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14661] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14661] close(5)                    = 0
[pid 14661] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14664 attached
) = 14664
[pid 14661] tkill(14664, SIGSTOP)       = 0
[pid 14664] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14661, si_uid=0} ---
[pid 14661] exit_group(0 <unfinished ...>
[pid 14664] --- stopped by SIGSTOP ---
[pid 14661] <... exit_group resumed>)   = ?
[pid 14661] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14661, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14664] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14664] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14665 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14665
[pid 14665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14665] setpgid(0, 0)               = 0
[pid 14665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14665] write(3, "1000", 4)         = 4
[pid 14665] close(3)                    = 0
[pid 14665] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14665] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.151991][T14657] vhci_hcd vhci_hcd.0: port 0 already used
[  262.174274][T14661] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14665] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14665] close(5)                    = 0
[pid 14665] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14668 attached
) = 14668
[pid 14665] tkill(14668, SIGSTOP)       = 0
[pid 14665] exit_group(0)               = ?
[pid 14668] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14665, si_uid=0} ---
[pid 14668] --- stopped by SIGSTOP ---
[pid 14665] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14665, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14668] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14668] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14669 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14669
[pid 14669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14669] setpgid(0, 0)               = 0
[pid 14669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14669] write(3, "1000", 4)         = 4
[pid 14669] close(3)                    = 0
[pid 14669] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14669] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14669] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14669] close(5)                    = 0
[pid 14669] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14672 attached
) = 14672
[pid 14669] tkill(14672, SIGSTOP)       = 0
[pid 14669] exit_group(0)               = ?
[pid 14672] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14669, si_uid=0} ---
[pid 14672] --- stopped by SIGSTOP ---
[pid 14669] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14669, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14672] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14672] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14673 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14673
[pid 14673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14673] setpgid(0, 0)               = 0
[pid 14673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14673] write(3, "1000", 4)         = 4
[pid 14673] close(3)                    = 0
[pid 14673] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14673] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14673] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14673] close(5)                    = 0
[pid 14673] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14676 attached
) = 14676
[pid 14673] tkill(14676, SIGSTOP)       = 0
[pid 14676] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14673, si_uid=0} ---
[pid 14673] exit_group(0)               = ?
[pid 14676] --- stopped by SIGSTOP ---
[pid 14673] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14673, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14676] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14677
[pid 14676] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14677 attached
[pid 14677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14677] setpgid(0, 0)               = 0
[pid 14677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14677] write(3, "1000", 4)         = 4
[pid 14677] close(3)                    = 0
[pid 14677] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14677] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.197423][T14665] vhci_hcd vhci_hcd.0: port 0 already used
[  262.220399][T14669] vhci_hcd vhci_hcd.0: port 0 already used
[  262.242344][T14673] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14677] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14677] close(5)                    = 0
[pid 14677] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14680 attached
) = 14680
[pid 14677] tkill(14680, SIGSTOP)       = 0
[pid 14680] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14677, si_uid=0} ---
[pid 14677] exit_group(0 <unfinished ...>
[pid 14680] --- stopped by SIGSTOP ---
[pid 14677] <... exit_group resumed>)   = ?
[pid 14677] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14677, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14680] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14681 attached
, child_tidptr=0x555556c505d0) = 14681
[pid 14681] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 14680] +++ killed by SIGHUP +++
[pid 14681] <... prctl resumed>)        = 0
[pid 14681] setpgid(0, 0)               = 0
[pid 14681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14681] write(3, "1000", 4)         = 4
[pid 14681] close(3)                    = 0
[pid 14681] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14681] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14681] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14681] close(5)                    = 0
[pid 14681] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14684 attached
) = 14684
[pid 14681] tkill(14684, SIGSTOP)       = 0
[pid 14681] exit_group(0 <unfinished ...>
[pid 14684] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14681, si_uid=0} ---
[pid 14681] <... exit_group resumed>)   = ?
[pid 14684] --- stopped by SIGSTOP ---
[pid 14681] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14681, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14684] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14684] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14685 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14685
[pid 14685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14685] setpgid(0, 0)               = 0
[pid 14685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14685] write(3, "1000", 4)         = 4
[pid 14685] close(3)                    = 0
[pid 14685] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14685] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.265096][T14677] vhci_hcd vhci_hcd.0: port 0 already used
[  262.287135][T14681] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14685] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14685] close(5)                    = 0
[pid 14685] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14688 attached
) = 14688
[pid 14685] tkill(14688, SIGSTOP)       = 0
[pid 14685] exit_group(0 <unfinished ...>
[pid 14688] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14685, si_uid=0} ---
[pid 14685] <... exit_group resumed>)   = ?
[pid 14688] --- stopped by SIGSTOP ---
[pid 14685] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14685, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14688] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14688] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14690 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14690
[pid 14690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14690] setpgid(0, 0)               = 0
[pid 14690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14690] write(3, "1000", 4)         = 4
[pid 14690] close(3)                    = 0
[pid 14690] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14690] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14690] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14690] close(5)                    = 0
[pid 14690] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14694 attached
) = 14694
[pid 14690] tkill(14694, SIGSTOP)       = 0
[pid 14694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14690, si_uid=0} ---
[pid 14690] exit_group(0 <unfinished ...>
[pid 14694] --- stopped by SIGSTOP ---
[pid 14690] <... exit_group resumed>)   = ?
[pid 14690] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14690, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14694] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14694] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14695 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14695
[pid 14695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14695] setpgid(0, 0)               = 0
[pid 14695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14695] write(3, "1000", 4)         = 4
[pid 14695] close(3)                    = 0
[pid 14695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.311496][T14685] vhci_hcd vhci_hcd.0: port 0 already used
[  262.334567][T14690] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14695] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14695] close(5)                    = 0
[pid 14695] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14698 attached
) = 14698
[pid 14695] tkill(14698, SIGSTOP)       = 0
[pid 14695] exit_group(0)               = ?
[pid 14698] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14695, si_uid=0} ---
[pid 14698] --- stopped by SIGSTOP ---
[pid 14695] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14695, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14698] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14698] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14699 attached
, child_tidptr=0x555556c505d0) = 14699
[pid 14699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14699] setpgid(0, 0)               = 0
[pid 14699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14699] write(3, "1000", 4)         = 4
[pid 14699] close(3)                    = 0
[pid 14699] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14699] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14699] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14699] close(5)                    = 0
[pid 14699] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14702 attached
) = 14702
[pid 14699] tkill(14702, SIGSTOP)       = 0
[pid 14702] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14699, si_uid=0} ---
[pid 14699] exit_group(0 <unfinished ...>
[pid 14702] --- stopped by SIGSTOP ---
[pid 14699] <... exit_group resumed>)   = ?
[pid 14699] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14699, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14702] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14702] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14703 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14703
[pid 14703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14703] setpgid(0, 0)               = 0
[pid 14703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14703] write(3, "1000", 4)         = 4
[pid 14703] close(3)                    = 0
[pid 14703] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14703] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14703] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  262.357361][T14695] vhci_hcd vhci_hcd.0: port 0 already used
[  262.380275][T14699] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14703] close(5)                    = 0
[pid 14703] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14706 attached
) = 14706
[pid 14703] tkill(14706, SIGSTOP)       = 0
[pid 14706] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14703, si_uid=0} ---
[pid 14703] exit_group(0)               = ?
[pid 14706] --- stopped by SIGSTOP ---
[pid 14703] +++ exited with 0 +++
[pid 14706] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14703, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14706] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14707 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14707
[pid 14707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14707] setpgid(0, 0)               = 0
[pid 14707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14707] write(3, "1000", 4)         = 4
[pid 14707] close(3)                    = 0
[pid 14707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14707] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14707] close(5)                    = 0
[pid 14707] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14710 attached
) = 14710
[pid 14707] tkill(14710, SIGSTOP)       = 0
[pid 14707] exit_group(0)               = ?
[pid 14710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14707, si_uid=0} ---
[pid 14707] +++ exited with 0 +++
[pid 14710] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14707, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14711 attached
, child_tidptr=0x555556c505d0) = 14711
[pid 14711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14711] setpgid(0, 0)               = 0
[pid 14711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14711] write(3, "1000", 4)         = 4
[pid 14711] close(3)                    = 0
[pid 14711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14711] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14711] close(5)                    = 0
[pid 14711] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14715 attached
) = 14715
[pid 14711] tkill(14715, SIGSTOP)       = 0
[pid 14715] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14711, si_uid=0} ---
[pid 14711] exit_group(0 <unfinished ...>
[pid 14715] --- stopped by SIGSTOP ---
[pid 14711] <... exit_group resumed>)   = ?
[pid 14711] +++ exited with 0 +++
[pid 14715] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14711, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14715] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14717 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14717
[pid 14717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14717] setpgid(0, 0)               = 0
[pid 14717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14717] write(3, "1000", 4)         = 4
[pid 14717] close(3)                    = 0
[  262.402054][T14703] vhci_hcd vhci_hcd.0: port 0 already used
[  262.424150][T14707] vhci_hcd vhci_hcd.0: port 0 already used
[  262.445337][T14711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14717] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14717] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14717] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14717] close(5)                    = 0
[pid 14717] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14720 attached
) = 14720
[pid 14717] tkill(14720, SIGSTOP)       = 0
[pid 14717] exit_group(0 <unfinished ...>
[pid 14720] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14717, si_uid=0} ---
[pid 14717] <... exit_group resumed>)   = ?
[pid 14720] --- stopped by SIGSTOP ---
[pid 14717] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14717, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14720] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14720] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14721 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14721
[pid 14721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14721] setpgid(0, 0)               = 0
[pid 14721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14721] write(3, "1000", 4)         = 4
[pid 14721] close(3)                    = 0
[pid 14721] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14721] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14721] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14721] close(5)                    = 0
[pid 14721] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14724 attached
) = 14724
[pid 14721] tkill(14724, SIGSTOP)       = 0
[pid 14724] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14721, si_uid=0} ---
[pid 14721] exit_group(0 <unfinished ...>
[pid 14724] --- stopped by SIGSTOP ---
[pid 14721] <... exit_group resumed>)   = ?
[pid 14721] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14721, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14724] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 14725 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14725
[pid 14725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14725] setpgid(0, 0 <unfinished ...>
[pid 14724] +++ killed by SIGHUP +++
[pid 14725] <... setpgid resumed>)      = 0
[pid 14725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14725] write(3, "1000", 4)         = 4
[pid 14725] close(3)                    = 0
[pid 14725] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14725] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14725] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14725] close(5)                    = 0
[pid 14725] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14728 attached
) = 14728
[pid 14725] tkill(14728, SIGSTOP)       = 0
[pid 14728] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14725, si_uid=0} ---
[pid 14725] exit_group(0)               = ?
[pid 14728] --- stopped by SIGSTOP ---
[pid 14725] +++ exited with 0 +++
[pid 14728] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14725, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14729 attached
, child_tidptr=0x555556c505d0) = 14729
[pid 14728] +++ killed by SIGHUP +++
[pid 14729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14729] setpgid(0, 0)               = 0
[pid 14729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14729] write(3, "1000", 4)         = 4
[pid 14729] close(3)                    = 0
[pid 14729] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14729] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.467587][T14717] vhci_hcd vhci_hcd.0: port 0 already used
[  262.489457][T14721] vhci_hcd vhci_hcd.0: port 0 already used
[  262.510765][T14725] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14729] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14729] close(5)                    = 0
[pid 14729] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14732 attached
) = 14732
[pid 14729] tkill(14732, SIGSTOP)       = 0
[pid 14732] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14729, si_uid=0} ---
[pid 14729] exit_group(0 <unfinished ...>
[pid 14732] --- stopped by SIGSTOP ---
[pid 14729] <... exit_group resumed>)   = ?
[pid 14729] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14729, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14732] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14732] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14733 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14733
[pid 14733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14733] setpgid(0, 0)               = 0
[pid 14733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14733] write(3, "1000", 4)         = 4
[pid 14733] close(3)                    = 0
[pid 14733] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14733] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14733] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14733] close(5)                    = 0
[pid 14733] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14736 attached
) = 14736
[pid 14733] tkill(14736, SIGSTOP)       = 0
[pid 14736] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14733, si_uid=0} ---
[pid 14733] exit_group(0 <unfinished ...>
[pid 14736] --- stopped by SIGSTOP ---
[pid 14733] <... exit_group resumed>)   = ?
[pid 14733] +++ exited with 0 +++
[pid 14736] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14733, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14736] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14737 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14737
[pid 14737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14737] setpgid(0, 0)               = 0
[pid 14737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14737] write(3, "1000", 4)         = 4
[pid 14737] close(3)                    = 0
[pid 14737] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14737] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14737] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14737] close(5)                    = 0
[pid 14737] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14740 attached
) = 14740
[pid 14737] tkill(14740, SIGSTOP)       = 0
[pid 14737] exit_group(0)               = ?
[pid 14740] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14737, si_uid=0} ---
[pid 14740] --- stopped by SIGSTOP ---
[pid 14737] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14737, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14740] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14740] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14742 attached
, child_tidptr=0x555556c505d0) = 14742
[pid 14742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14742] setpgid(0, 0)               = 0
[pid 14742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14742] write(3, "1000", 4)         = 4
[pid 14742] close(3)                    = 0
[pid 14742] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14742] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.531686][T14729] vhci_hcd vhci_hcd.0: port 0 already used
[  262.553744][T14733] vhci_hcd vhci_hcd.0: port 0 already used
[  262.575761][T14737] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14742] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14742] close(5)                    = 0
[pid 14742] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14746 attached
) = 14746
[pid 14742] tkill(14746, SIGSTOP)       = 0
[pid 14742] exit_group(0 <unfinished ...>
[pid 14746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14742, si_uid=0} ---
[pid 14742] <... exit_group resumed>)   = ?
[pid 14746] --- stopped by SIGSTOP ---
[pid 14742] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14742, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14746] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14746] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14747 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14747
[pid 14747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14747] setpgid(0, 0)               = 0
[pid 14747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14747] write(3, "1000", 4)         = 4
[pid 14747] close(3)                    = 0
[pid 14747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14747] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14747] close(5)                    = 0
[pid 14747] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14750 attached
) = 14750
[pid 14747] tkill(14750, SIGSTOP)       = 0
[pid 14750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14747, si_uid=0} ---
[pid 14747] exit_group(0 <unfinished ...>
[pid 14750] --- stopped by SIGSTOP ---
[pid 14747] <... exit_group resumed>)   = ?
[pid 14747] +++ exited with 0 +++
[pid 14750] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14747, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14750] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14751 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14751
[pid 14751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14751] setpgid(0, 0)               = 0
[pid 14751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14751] write(3, "1000", 4)         = 4
[pid 14751] close(3)                    = 0
[pid 14751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.599522][T14742] vhci_hcd vhci_hcd.0: port 0 already used
[  262.630660][T14747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14751] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14751] close(5)                    = 0
[pid 14751] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14754 attached
) = 14754
[pid 14751] tkill(14754, SIGSTOP)       = 0
[pid 14754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14751, si_uid=0} ---
[pid 14751] exit_group(0)               = ?
[pid 14754] --- stopped by SIGSTOP ---
[pid 14751] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14751, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14754] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14754] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14755 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14755
[pid 14755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14755] setpgid(0, 0)               = 0
[pid 14755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14755] write(3, "1000", 4)         = 4
[pid 14755] close(3)                    = 0
[pid 14755] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14755] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14755] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14755] close(5)                    = 0
[pid 14755] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14758 attached
) = 14758
[pid 14755] tkill(14758, SIGSTOP)       = 0
[pid 14758] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14755, si_uid=0} ---
[pid 14755] exit_group(0 <unfinished ...>
[pid 14758] --- stopped by SIGSTOP ---
[pid 14755] <... exit_group resumed>)   = ?
[pid 14755] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14755, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14758] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14758] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14759 attached
, child_tidptr=0x555556c505d0) = 14759
[pid 14759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14759] setpgid(0, 0)               = 0
[pid 14759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14759] write(3, "1000", 4)         = 4
[pid 14759] close(3)                    = 0
[pid 14759] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14759] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14759] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14759] close(5)                    = 0
[pid 14759] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14762 attached
) = 14762
[pid 14759] tkill(14762, SIGSTOP)       = 0
[pid 14762] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14759, si_uid=0} ---
[pid 14759] exit_group(0 <unfinished ...>
[pid 14762] --- stopped by SIGSTOP ---
[pid 14759] <... exit_group resumed>)   = ?
[pid 14759] +++ exited with 0 +++
[pid 14762] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14759, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14762] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14763 attached
, child_tidptr=0x555556c505d0) = 14763
[pid 14763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14763] setpgid(0, 0)               = 0
[pid 14763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14763] write(3, "1000", 4)         = 4
[pid 14763] close(3)                    = 0
[pid 14763] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14763] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.653121][T14751] vhci_hcd vhci_hcd.0: port 0 already used
[  262.674680][T14755] vhci_hcd vhci_hcd.0: port 0 already used
[  262.697635][T14759] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14763] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14763] close(5)                    = 0
[pid 14763] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14766 attached
) = 14766
[pid 14763] tkill(14766, SIGSTOP)       = 0
[pid 14763] exit_group(0)               = ?
[pid 14766] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14763, si_uid=0} ---
[pid 14763] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14763, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14766] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14767 attached
, child_tidptr=0x555556c505d0) = 14767
[pid 14767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14767] setpgid(0, 0)               = 0
[pid 14767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14767] write(3, "1000", 4)         = 4
[pid 14767] close(3)                    = 0
[pid 14767] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14767] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14767] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14767] close(5)                    = 0
[pid 14767] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14770 attached
) = 14770
[pid 14767] tkill(14770, SIGSTOP)       = 0
[pid 14770] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14767, si_uid=0} ---
[pid 14767] exit_group(0 <unfinished ...>
[pid 14770] --- stopped by SIGSTOP ---
[pid 14767] <... exit_group resumed>)   = ?
[pid 14767] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14767, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14770] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14770] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14771 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14771
[pid 14771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14771] setpgid(0, 0)               = 0
[pid 14771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14771] write(3, "1000", 4)         = 4
[pid 14771] close(3)                    = 0
[pid 14771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.720198][T14763] vhci_hcd vhci_hcd.0: port 0 already used
[  262.741773][T14767] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14771] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14771] close(5)                    = 0
[pid 14771] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14774 attached
) = 14774
[pid 14771] tkill(14774, SIGSTOP)       = 0
[pid 14774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14771, si_uid=0} ---
[pid 14771] exit_group(0 <unfinished ...>
[pid 14774] --- stopped by SIGSTOP ---
[pid 14771] <... exit_group resumed>)   = ?
[pid 14771] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14771, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14774] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14774] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14775 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14775
[pid 14775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14775] setpgid(0, 0)               = 0
[pid 14775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14775] write(3, "1000", 4)         = 4
[pid 14775] close(3)                    = 0
[pid 14775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14775] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14775] close(5)                    = 0
[pid 14775] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14778 attached
) = 14778
[pid 14775] tkill(14778, SIGSTOP)       = 0
[pid 14775] exit_group(0)               = ?
[pid 14778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14775, si_uid=0} ---
[pid 14778] --- stopped by SIGSTOP ---
[pid 14775] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14775, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14778] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14779
[pid 14778] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14779 attached
[pid 14779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14779] setpgid(0, 0)               = 0
[pid 14779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14779] write(3, "1000", 4)         = 4
[pid 14779] close(3)                    = 0
[pid 14779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14779] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14779] close(5)                    = 0
[pid 14779] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14783 attached
) = 14783
[pid 14779] tkill(14783, SIGSTOP)       = 0
[pid 14779] exit_group(0)               = ?
[pid 14783] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14779, si_uid=0} ---
[pid 14783] --- stopped by SIGSTOP ---
[pid 14779] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14783] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14783] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14785 attached
, child_tidptr=0x555556c505d0) = 14785
[pid 14785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14785] setpgid(0, 0)               = 0
[pid 14785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14785] write(3, "1000", 4)         = 4
[pid 14785] close(3)                    = 0
[pid 14785] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14785] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.765543][T14771] vhci_hcd vhci_hcd.0: port 0 already used
[  262.787790][T14775] vhci_hcd vhci_hcd.0: port 0 already used
[  262.810373][T14779] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14785] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14785] close(5)                    = 0
[pid 14785] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14788 attached
) = 14788
[pid 14785] tkill(14788, SIGSTOP)       = 0
[pid 14788] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14785, si_uid=0} ---
[pid 14785] exit_group(0)               = ?
[pid 14788] --- stopped by SIGSTOP ---
[pid 14785] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14785, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14788] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14788] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14789 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14789
[pid 14789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14789] setpgid(0, 0)               = 0
[pid 14789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14789] write(3, "1000", 4)         = 4
[pid 14789] close(3)                    = 0
[pid 14789] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14789] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14789] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14789] close(5)                    = 0
[pid 14789] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14792 attached
) = 14792
[pid 14789] tkill(14792, SIGSTOP)       = 0
[pid 14789] exit_group(0 <unfinished ...>
[pid 14792] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14789, si_uid=0} ---
[pid 14789] <... exit_group resumed>)   = ?
[pid 14792] --- stopped by SIGSTOP ---
[pid 14789] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14789, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14792] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14793 attached
 <unfinished ...>
[pid 14792] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14793
[pid 14793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14793] setpgid(0, 0)               = 0
[pid 14793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14793] write(3, "1000", 4)         = 4
[pid 14793] close(3)                    = 0
[pid 14793] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14793] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14793] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  262.835709][T14785] vhci_hcd vhci_hcd.0: port 0 already used
[  262.857387][T14789] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14793] close(5)                    = 0
[pid 14793] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14796 attached
) = 14796
[pid 14793] tkill(14796, SIGSTOP)       = 0
[pid 14796] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14793, si_uid=0} ---
[pid 14793] exit_group(0 <unfinished ...>
[pid 14796] --- stopped by SIGSTOP ---
[pid 14793] <... exit_group resumed>)   = ?
[pid 14793] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14793, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14796] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14796] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14797 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14797
[pid 14797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14797] setpgid(0, 0)               = 0
[pid 14797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14797] write(3, "1000", 4)         = 4
[pid 14797] close(3)                    = 0
[pid 14797] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14797] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14797] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14797] close(5)                    = 0
[pid 14797] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14800 attached
) = 14800
[pid 14797] tkill(14800, SIGSTOP)       = 0
[pid 14797] exit_group(0 <unfinished ...>
[pid 14800] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14797, si_uid=0} ---
[pid 14797] <... exit_group resumed>)   = ?
[pid 14800] --- stopped by SIGSTOP ---
[pid 14797] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14797, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14801 attached
, child_tidptr=0x555556c505d0) = 14801
[pid 14801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14801] setpgid(0, 0)               = 0
[pid 14801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14801] write(3, "1000", 4)         = 4
[pid 14801] close(3)                    = 0
[pid 14801] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14801] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14801] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14801] close(5)                    = 0
[pid 14801] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14804 attached
) = 14804
[pid 14801] tkill(14804, SIGSTOP)       = 0
[pid 14804] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14801, si_uid=0} ---
[pid 14801] exit_group(0 <unfinished ...>
[pid 14804] --- stopped by SIGSTOP ---
[pid 14801] <... exit_group resumed>)   = ?
[pid 14801] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14801, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14804] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14804] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14805 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14805
[pid 14805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14805] setpgid(0, 0)               = 0
[pid 14805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14805] write(3, "1000", 4)         = 4
[pid 14805] close(3)                    = 0
[pid 14805] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14805] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.880925][T14793] vhci_hcd vhci_hcd.0: port 0 already used
[  262.903825][T14797] vhci_hcd vhci_hcd.0: port 0 already used
[  262.924377][T14801] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14805] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14805] close(5)                    = 0
[pid 14805] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14808 attached
) = 14808
[pid 14805] tkill(14808, SIGSTOP)       = 0
[pid 14805] exit_group(0 <unfinished ...>
[pid 14808] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14805, si_uid=0} ---
[pid 14805] <... exit_group resumed>)   = ?
[pid 14808] --- stopped by SIGSTOP ---
[pid 14805] +++ exited with 0 +++
[pid 14808] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14805, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14808] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14809 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14809
[pid 14809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14809] setpgid(0, 0)               = 0
[pid 14809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14809] write(3, "1000", 4)         = 4
[pid 14809] close(3)                    = 0
[pid 14809] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14809] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14809] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14809] close(5)                    = 0
[pid 14809] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14812 attached
) = 14812
[pid 14809] tkill(14812, SIGSTOP)       = 0
[pid 14812] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14809, si_uid=0} ---
[pid 14809] exit_group(0 <unfinished ...>
[pid 14812] --- stopped by SIGSTOP ---
[pid 14809] <... exit_group resumed>)   = ?
[pid 14809] +++ exited with 0 +++
[pid 14812] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14809, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14812] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14813 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14813
[pid 14813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14813] setpgid(0, 0)               = 0
[pid 14813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14813] write(3, "1000", 4)         = 4
[pid 14813] close(3)                    = 0
[pid 14813] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14813] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14813] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14813] close(5)                    = 0
[pid 14813] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14816 attached
) = 14816
[pid 14813] tkill(14816, SIGSTOP <unfinished ...>
[pid 14816] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14813, si_uid=0} ---
[pid 14813] <... tkill resumed>)        = 0
[pid 14813] exit_group(0 <unfinished ...>
[pid 14816] --- stopped by SIGSTOP ---
[pid 14813] <... exit_group resumed>)   = ?
[pid 14813] +++ exited with 0 +++
[pid 14816] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14813, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14816] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14818 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14818
[pid 14818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14818] setpgid(0, 0)               = 0
[pid 14818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14818] write(3, "1000", 4)         = 4
[pid 14818] close(3)                    = 0
[pid 14818] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14818] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  262.947610][T14805] vhci_hcd vhci_hcd.0: port 0 already used
[  262.969300][T14809] vhci_hcd vhci_hcd.0: port 0 already used
[  262.991867][T14813] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14818] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14818] close(5)                    = 0
[pid 14818] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14823 attached
) = 14823
[pid 14818] tkill(14823, SIGSTOP)       = 0
[pid 14823] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14818, si_uid=0} ---
[pid 14818] exit_group(0 <unfinished ...>
[pid 14823] --- stopped by SIGSTOP ---
[pid 14818] <... exit_group resumed>)   = ?
[pid 14818] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14818, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14823] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14825 attached
 <unfinished ...>
[pid 14823] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14825
[pid 14825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14825] setpgid(0, 0)               = 0
[pid 14825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14825] write(3, "1000", 4)         = 4
[pid 14825] close(3)                    = 0
[pid 14825] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14825] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14825] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14825] close(5)                    = 0
[pid 14825] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14828 attached
) = 14828
[pid 14825] tkill(14828, SIGSTOP)       = 0
[pid 14825] exit_group(0 <unfinished ...>
[pid 14828] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14825, si_uid=0} ---
[pid 14828] --- stopped by SIGSTOP ---
[pid 14825] <... exit_group resumed>)   = ?
[pid 14825] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14825, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14828] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14829
./strace-static-x86_64: Process 14829 attached
[pid 14828] +++ killed by SIGHUP +++
[pid 14829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14829] setpgid(0, 0)               = 0
[pid 14829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14829] write(3, "1000", 4)         = 4
[pid 14829] close(3)                    = 0
[pid 14829] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14829] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.013665][T14818] vhci_hcd vhci_hcd.0: port 0 already used
[  263.036489][T14825] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14829] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14829] close(5)                    = 0
[pid 14829] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14832 attached
) = 14832
[pid 14829] tkill(14832, SIGSTOP)       = 0
[pid 14829] exit_group(0 <unfinished ...>
[pid 14832] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14829, si_uid=0} ---
[pid 14829] <... exit_group resumed>)   = ?
[pid 14832] --- stopped by SIGSTOP ---
[pid 14829] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14829, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14832] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14832] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14833 attached
, child_tidptr=0x555556c505d0) = 14833
[pid 14833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14833] setpgid(0, 0)               = 0
[pid 14833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14833] write(3, "1000", 4)         = 4
[pid 14833] close(3)                    = 0
[pid 14833] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14833] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.061133][T14829] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14833] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14833] close(5)                    = 0
[pid 14833] clone(child_stack=NULL, flags=0) = 14836
[pid 14833] tkill(14836, SIGSTOP)       = 0
./strace-static-x86_64: Process 14836 attached
[pid 14833] exit_group(0 <unfinished ...>
[pid 14836] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14833, si_uid=0} ---
[pid 14833] <... exit_group resumed>)   = ?
[pid 14836] --- stopped by SIGSTOP ---
[pid 14833] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14833, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14836] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14836] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14837 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14837
[pid 14837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14837] setpgid(0, 0)               = 0
[pid 14837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14837] write(3, "1000", 4)         = 4
[pid 14837] close(3)                    = 0
[pid 14837] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14837] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14837] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14837] close(5)                    = 0
[pid 14837] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14840 attached
) = 14840
[pid 14837] tkill(14840, SIGSTOP)       = 0
[pid 14840] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14837, si_uid=0} ---
[pid 14837] exit_group(0 <unfinished ...>
[pid 14840] --- stopped by SIGSTOP ---
[pid 14837] <... exit_group resumed>)   = ?
[pid 14837] +++ exited with 0 +++
[pid 14840] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14837, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14840] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14841
./strace-static-x86_64: Process 14841 attached
[pid 14841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14841] setpgid(0, 0)               = 0
[pid 14841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14841] write(3, "1000", 4)         = 4
[pid 14841] close(3)                    = 0
[pid 14841] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14841] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.084852][T14833] vhci_hcd vhci_hcd.0: port 0 already used
[  263.112145][T14837] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14841] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14841] close(5)                    = 0
[pid 14841] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14844 attached
) = 14844
[pid 14841] tkill(14844, SIGSTOP)       = 0
[pid 14844] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14841, si_uid=0} ---
[pid 14841] exit_group(0 <unfinished ...>
[pid 14844] --- stopped by SIGSTOP ---
[pid 14841] <... exit_group resumed>)   = ?
[pid 14841] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14841, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14844] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14844] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14845 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14845
[pid 14845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14845] setpgid(0, 0)               = 0
[pid 14845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14845] write(3, "1000", 4)         = 4
[pid 14845] close(3)                    = 0
[pid 14845] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14845] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14845] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14845] close(5)                    = 0
[pid 14845] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14848 attached
) = 14848
[pid 14845] tkill(14848, SIGSTOP)       = 0
[pid 14848] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14845, si_uid=0} ---
[pid 14845] exit_group(0 <unfinished ...>
[pid 14848] --- stopped by SIGSTOP ---
[pid 14845] <... exit_group resumed>)   = ?
[pid 14845] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14845, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14848] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14849 attached
 <unfinished ...>
[pid 14848] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14849
[pid 14849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14849] setpgid(0, 0)               = 0
[pid 14849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14849] write(3, "1000", 4)         = 4
[pid 14849] close(3)                    = 0
[pid 14849] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14849] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.136924][T14841] vhci_hcd vhci_hcd.0: port 0 already used
[  263.159961][T14845] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14849] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14849] close(5)                    = 0
[pid 14849] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14852 attached
) = 14852
[pid 14849] tkill(14852, SIGSTOP)       = 0
[pid 14852] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14849, si_uid=0} ---
[pid 14849] exit_group(0 <unfinished ...>
[pid 14852] --- stopped by SIGSTOP ---
[pid 14849] <... exit_group resumed>)   = ?
[pid 14849] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14849, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14852] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14852] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14853 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14853
[pid 14853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14853] setpgid(0, 0)               = 0
[pid 14853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14853] write(3, "1000", 4)         = 4
[pid 14853] close(3)                    = 0
[pid 14853] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14853] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14853] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14853] close(5)                    = 0
[pid 14853] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14856 attached
) = 14856
[pid 14853] tkill(14856, SIGSTOP)       = 0
[pid 14856] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14853, si_uid=0} ---
[pid 14853] exit_group(0 <unfinished ...>
[pid 14856] --- stopped by SIGSTOP ---
[pid 14853] <... exit_group resumed>)   = ?
[pid 14853] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14853, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14856] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14856] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14857 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14857
[pid 14857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14857] setpgid(0, 0)               = 0
[pid 14857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14857] write(3, "1000", 4)         = 4
[pid 14857] close(3)                    = 0
[pid 14857] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14857] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14857] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14857] close(5)                    = 0
[pid 14857] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14860 attached
) = 14860
[pid 14857] tkill(14860, SIGSTOP)       = 0
[pid 14860] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14857, si_uid=0} ---
[pid 14857] exit_group(0)               = ?
[pid 14860] --- stopped by SIGSTOP ---
[pid 14857] +++ exited with 0 +++
[pid 14860] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14857, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14861 attached
, child_tidptr=0x555556c505d0) = 14861
[pid 14861] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 14860] +++ killed by SIGHUP +++
[pid 14861] <... prctl resumed>)        = 0
[pid 14861] setpgid(0, 0)               = 0
[pid 14861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14861] write(3, "1000", 4)         = 4
[pid 14861] close(3)                    = 0
[pid 14861] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14861] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.182476][T14849] vhci_hcd vhci_hcd.0: port 0 already used
[  263.204135][T14853] vhci_hcd vhci_hcd.0: port 0 already used
[  263.225621][T14857] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14861] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14861] close(5)                    = 0
[pid 14861] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14864 attached
) = 14864
[pid 14861] tkill(14864, SIGSTOP)       = 0
[pid 14861] exit_group(0 <unfinished ...>
[pid 14864] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14861, si_uid=0} ---
[pid 14864] --- stopped by SIGSTOP ---
[pid 14861] <... exit_group resumed>)   = ?
[pid 14861] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14861, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14864] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14864] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14865
./strace-static-x86_64: Process 14865 attached
[pid 14865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14865] setpgid(0, 0)               = 0
[pid 14865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14865] write(3, "1000", 4)         = 4
[pid 14865] close(3)                    = 0
[pid 14865] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14865] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14865] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14865] close(5)                    = 0
[pid 14865] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14868 attached
) = 14868
[pid 14865] tkill(14868, SIGSTOP)       = 0
[pid 14865] exit_group(0 <unfinished ...>
[pid 14868] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14865, si_uid=0} ---
[pid 14865] <... exit_group resumed>)   = ?
[pid 14865] +++ exited with 0 +++
[pid 14868] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14865, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14869
./strace-static-x86_64: Process 14869 attached
[pid 14869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14869] setpgid(0, 0)               = 0
[pid 14869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14869] write(3, "1000", 4)         = 4
[pid 14869] close(3)                    = 0
[pid 14869] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14869] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14869] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14869] close(5)                    = 0
[  263.247482][T14861] vhci_hcd vhci_hcd.0: port 0 already used
[  263.269442][T14865] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14869] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14872 attached
) = 14872
[pid 14869] tkill(14872, SIGSTOP)       = 0
[pid 14869] exit_group(0 <unfinished ...>
[pid 14872] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14869, si_uid=0} ---
[pid 14869] <... exit_group resumed>)   = ?
[pid 14872] --- stopped by SIGSTOP ---
[pid 14869] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14869, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14872] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 14872] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14873 attached
, child_tidptr=0x555556c505d0) = 14873
[pid 14873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14873] setpgid(0, 0)               = 0
[pid 14873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14873] write(3, "1000", 4)         = 4
[pid 14873] close(3)                    = 0
[pid 14873] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14873] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14873] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14873] close(5)                    = 0
[pid 14873] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14876 attached
) = 14876
[pid 14873] tkill(14876, SIGSTOP)       = 0
[pid 14876] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14873, si_uid=0} ---
[pid 14876] --- stopped by SIGSTOP ---
[pid 14873] exit_group(0)               = ?
[pid 14873] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14873, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14876] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14876] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14877 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14877
[pid 14877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14877] setpgid(0, 0)               = 0
[pid 14877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14877] write(3, "1000", 4)         = 4
[pid 14877] close(3)                    = 0
[pid 14877] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14877] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.292218][T14869] vhci_hcd vhci_hcd.0: port 0 already used
[  263.315476][T14873] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14877] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14877] close(5)                    = 0
[pid 14877] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14880 attached
) = 14880
[pid 14877] tkill(14880, SIGSTOP)       = 0
[pid 14880] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14877, si_uid=0} ---
[pid 14877] exit_group(0 <unfinished ...>
[pid 14880] --- stopped by SIGSTOP ---
[pid 14877] <... exit_group resumed>)   = ?
[pid 14877] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14877, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14880] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14880] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14881 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14881
[pid 14881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14881] setpgid(0, 0)               = 0
[pid 14881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14881] write(3, "1000", 4)         = 4
[pid 14881] close(3)                    = 0
[pid 14881] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14881] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14881] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14881] close(5)                    = 0
[pid 14881] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14884 attached
) = 14884
[pid 14881] tkill(14884, SIGSTOP)       = 0
[pid 14881] exit_group(0 <unfinished ...>
[pid 14884] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14881, si_uid=0} ---
[pid 14881] <... exit_group resumed>)   = ?
[pid 14884] --- stopped by SIGSTOP ---
[pid 14881] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14881, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14884] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14884] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14886 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14886
[pid 14886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14886] setpgid(0, 0)               = 0
[pid 14886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14886] write(3, "1000", 4)         = 4
[pid 14886] close(3)                    = 0
[pid 14886] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14886] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.339555][T14877] vhci_hcd vhci_hcd.0: port 0 already used
[  263.361904][T14881] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14886] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14886] close(5)                    = 0
[pid 14886] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14890 attached
) = 14890
[pid 14886] tkill(14890, SIGSTOP)       = 0
[pid 14890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14886, si_uid=0} ---
[pid 14886] exit_group(0 <unfinished ...>
[pid 14890] --- stopped by SIGSTOP ---
[pid 14886] <... exit_group resumed>)   = ?
[pid 14886] +++ exited with 0 +++
[pid 14890] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14886, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14890] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14891 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14891
[pid 14891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14891] setpgid(0, 0)               = 0
[pid 14891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14891] write(3, "1000", 4)         = 4
[pid 14891] close(3)                    = 0
[pid 14891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14891] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14891] close(5)                    = 0
[pid 14891] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14894 attached
) = 14894
[pid 14891] tkill(14894, SIGSTOP)       = 0
[pid 14894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14891, si_uid=0} ---
[pid 14891] exit_group(0 <unfinished ...>
[pid 14894] --- stopped by SIGSTOP ---
[pid 14891] <... exit_group resumed>)   = ?
[pid 14891] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14891, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14894] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14895
[pid 14894] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14895 attached
[pid 14895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14895] setpgid(0, 0)               = 0
[pid 14895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14895] write(3, "1000", 4)         = 4
[pid 14895] close(3)                    = 0
[pid 14895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.385898][T14886] vhci_hcd vhci_hcd.0: port 0 already used
[  263.408790][T14891] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14895] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14895] close(5)                    = 0
[pid 14895] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14898 attached
) = 14898
[pid 14895] tkill(14898, SIGSTOP)       = 0
[pid 14898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14895, si_uid=0} ---
[pid 14895] exit_group(0 <unfinished ...>
[pid 14898] --- stopped by SIGSTOP ---
[pid 14895] <... exit_group resumed>)   = ?
[pid 14895] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14895, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14898] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14899
./strace-static-x86_64: Process 14899 attached
[pid 14898] +++ killed by SIGHUP +++
[pid 14899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14899] setpgid(0, 0)               = 0
[pid 14899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14899] write(3, "1000", 4)         = 4
[pid 14899] close(3)                    = 0
[pid 14899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14899] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14899] close(5)                    = 0
[pid 14899] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14903 attached
) = 14903
[pid 14899] tkill(14903, SIGSTOP)       = 0
[pid 14903] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14899, si_uid=0} ---
[pid 14903] --- stopped by SIGSTOP ---
[pid 14899] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14903, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14899] exit_group(0)               = ?
[pid 14899] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14899, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14903] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14903] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14905 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14905
[pid 14905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14905] setpgid(0, 0)               = 0
[pid 14905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14905] write(3, "1000", 4)         = 4
[pid 14905] close(3)                    = 0
[pid 14905] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14905] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.430806][T14895] vhci_hcd vhci_hcd.0: port 0 already used
[  263.454942][T14899] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14905] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14905] close(5)                    = 0
[pid 14905] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14908 attached
) = 14908
[pid 14905] tkill(14908, SIGSTOP)       = 0
[pid 14905] exit_group(0 <unfinished ...>
[pid 14908] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14905, si_uid=0} ---
[pid 14905] <... exit_group resumed>)   = ?
[pid 14908] --- stopped by SIGSTOP ---
[pid 14905] +++ exited with 0 +++
[pid 14908] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14905, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14908] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14909 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14909
[pid 14909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14909] setpgid(0, 0)               = 0
[pid 14909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14909] write(3, "1000", 4)         = 4
[pid 14909] close(3)                    = 0
[pid 14909] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14909] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14909] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14909] close(5)                    = 0
[pid 14909] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14912 attached
) = 14912
[pid 14909] tkill(14912, SIGSTOP)       = 0
[pid 14912] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14909, si_uid=0} ---
[pid 14912] --- stopped by SIGSTOP ---
[pid 14909] exit_group(0)               = ?
[pid 14909] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14909, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14912] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14912] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14913 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14913
[pid 14913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14913] setpgid(0, 0)               = 0
[pid 14913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14913] write(3, "1000", 4)         = 4
[pid 14913] close(3)                    = 0
[pid 14913] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14913] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14913] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14913] close(5)                    = 0
[pid 14913] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14916 attached
) = 14916
[pid 14913] tkill(14916, SIGSTOP)       = 0
[pid 14913] exit_group(0 <unfinished ...>
[pid 14916] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14913, si_uid=0} ---
[pid 14913] <... exit_group resumed>)   = ?
[pid 14916] --- stopped by SIGSTOP ---
[pid 14913] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14913, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14916] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14916] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14917 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14917
[pid 14917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14917] setpgid(0, 0)               = 0
[pid 14917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14917] write(3, "1000", 4)         = 4
[pid 14917] close(3)                    = 0
[pid 14917] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14917] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.477390][T14905] vhci_hcd vhci_hcd.0: port 0 already used
[  263.498399][T14909] vhci_hcd vhci_hcd.0: port 0 already used
[  263.521105][T14913] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14917] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14917] close(5)                    = 0
[pid 14917] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14920 attached
) = 14920
[pid 14917] tkill(14920, SIGSTOP)       = 0
[pid 14920] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14917, si_uid=0} ---
[pid 14917] exit_group(0)               = ?
[pid 14920] --- stopped by SIGSTOP ---
[pid 14917] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14917, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14920] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14921 attached
, child_tidptr=0x555556c505d0) = 14921
[pid 14920] +++ killed by SIGHUP +++
[pid 14921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14921] setpgid(0, 0)               = 0
[pid 14921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14921] write(3, "1000", 4)         = 4
[pid 14921] close(3)                    = 0
[pid 14921] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14921] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14921] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14921] close(5)                    = 0
[pid 14921] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14924 attached
) = 14924
[pid 14921] tkill(14924, SIGSTOP)       = 0
[pid 14924] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14921, si_uid=0} ---
[pid 14921] exit_group(0 <unfinished ...>
[pid 14924] --- stopped by SIGSTOP ---
[pid 14921] <... exit_group resumed>)   = ?
[pid 14921] +++ exited with 0 +++
[pid 14924] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14921, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14924] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14925 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14925
[pid 14925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14925] setpgid(0, 0)               = 0
[pid 14925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14925] write(3, "1000", 4)         = 4
[pid 14925] close(3)                    = 0
[pid 14925] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14925] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14925] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  263.543308][T14917] vhci_hcd vhci_hcd.0: port 0 already used
[  263.565832][T14921] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14925] close(5)                    = 0
[pid 14925] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14928 attached
) = 14928
[pid 14925] tkill(14928, SIGSTOP)       = 0
[pid 14928] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14925, si_uid=0} ---
[pid 14925] exit_group(0)               = ?
[pid 14928] --- stopped by SIGSTOP ---
[pid 14925] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14925, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14928] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14929 attached
, child_tidptr=0x555556c505d0) = 14929
[pid 14929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14928] +++ killed by SIGHUP +++
[pid 14929] setpgid(0, 0)               = 0
[pid 14929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14929] write(3, "1000", 4)         = 4
[pid 14929] close(3)                    = 0
[pid 14929] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14929] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14929] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14929] close(5)                    = 0
[pid 14929] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14932 attached
) = 14932
[pid 14929] tkill(14932, SIGSTOP)       = 0
[pid 14932] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14929, si_uid=0} ---
[pid 14929] exit_group(0 <unfinished ...>
[pid 14932] --- stopped by SIGSTOP ---
[pid 14929] <... exit_group resumed>)   = ?
[pid 14929] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14929, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14932] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14932] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14933 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14933
[pid 14933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14933] setpgid(0, 0)               = 0
[pid 14933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14933] write(3, "1000", 4)         = 4
[pid 14933] close(3)                    = 0
[pid 14933] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14933] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.588048][T14925] vhci_hcd vhci_hcd.0: port 0 already used
[  263.609707][T14929] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14933] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14933] close(5)                    = 0
[pid 14933] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14936 attached
) = 14936
[pid 14933] tkill(14936, SIGSTOP)       = 0
[pid 14933] exit_group(0)               = ?
[pid 14936] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14933, si_uid=0} ---
[pid 14933] +++ exited with 0 +++
[pid 14936] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14933, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14938 attached
, child_tidptr=0x555556c505d0) = 14938
[pid 14938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14938] setpgid(0, 0)               = 0
[pid 14938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14938] write(3, "1000", 4)         = 4
[pid 14938] close(3)                    = 0
[pid 14938] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14938] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14938] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14938] close(5)                    = 0
[pid 14938] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14942 attached
) = 14942
[pid 14938] tkill(14942, SIGSTOP)       = 0
[pid 14942] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14938, si_uid=0} ---
[pid 14938] exit_group(0)               = ?
[pid 14942] --- stopped by SIGSTOP ---
[pid 14938] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14938, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14942] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14942] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14943 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14943
[pid 14943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14943] setpgid(0, 0)               = 0
[pid 14943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14943] write(3, "1000", 4)         = 4
[pid 14943] close(3)                    = 0
[pid 14943] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14943] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.642223][T14933] vhci_hcd vhci_hcd.0: port 0 already used
[  263.663959][T14938] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14943] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14943] close(5)                    = 0
[pid 14943] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14946 attached
) = 14946
[pid 14943] tkill(14946, SIGSTOP)       = 0
[pid 14946] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14943, si_uid=0} ---
[pid 14946] --- stopped by SIGSTOP ---
[pid 14943] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14946, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14943] exit_group(0)               = ?
[pid 14943] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14943, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14946] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14946] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14947 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14947
[pid 14947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14947] setpgid(0, 0)               = 0
[pid 14947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14947] write(3, "1000", 4)         = 4
[pid 14947] close(3)                    = 0
[pid 14947] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14947] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14947] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14947] close(5)                    = 0
[pid 14947] clone(child_stack=NULL, flags=0) = 14950
./strace-static-x86_64: Process 14950 attached
[pid 14947] tkill(14950, SIGSTOP)       = 0
[pid 14947] exit_group(0 <unfinished ...>
[pid 14950] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14947, si_uid=0} ---
[pid 14947] <... exit_group resumed>)   = ?
[pid 14950] --- stopped by SIGSTOP ---
[pid 14947] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14947, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14950] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14951
[pid 14950] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14951 attached
[pid 14951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14951] setpgid(0, 0)               = 0
[pid 14951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14951] write(3, "1000", 4)         = 4
[pid 14951] close(3)                    = 0
[pid 14951] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14951] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.687043][T14943] vhci_hcd vhci_hcd.0: port 0 already used
[  263.710004][T14947] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14951] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14951] close(5)                    = 0
[pid 14951] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14954 attached
) = 14954
[pid 14951] tkill(14954, SIGSTOP)       = 0
[pid 14954] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14951, si_uid=0} ---
[pid 14951] exit_group(0)               = ?
[pid 14954] --- stopped by SIGSTOP ---
[pid 14951] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14951, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14954] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14954] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14955 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14955
[pid 14955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14955] setpgid(0, 0)               = 0
[pid 14955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14955] write(3, "1000", 4)         = 4
[pid 14955] close(3)                    = 0
[pid 14955] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14955] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14955] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14955] close(5)                    = 0
[pid 14955] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14958 attached
) = 14958
[pid 14955] tkill(14958, SIGSTOP)       = 0
[pid 14958] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14955, si_uid=0} ---
[pid 14955] exit_group(0)               = ?
[pid 14958] --- stopped by SIGSTOP ---
[pid 14955] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14955, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 14958] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 14958] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14959 attached
, child_tidptr=0x555556c505d0) = 14959
[pid 14959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14959] setpgid(0, 0)               = 0
[pid 14959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14959] write(3, "1000", 4)         = 4
[pid 14959] close(3)                    = 0
[pid 14959] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14959] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.742700][T14951] vhci_hcd vhci_hcd.0: port 0 already used
[  263.765937][T14955] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14959] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14959] close(5)                    = 0
[pid 14959] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14962 attached
) = 14962
[pid 14959] tkill(14962, SIGSTOP <unfinished ...>
[pid 14962] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14959, si_uid=0} ---
[pid 14959] <... tkill resumed>)        = 0
[pid 14962] --- stopped by SIGSTOP ---
[pid 14959] exit_group(0)               = ?
[pid 14959] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14959, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14962] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14963
./strace-static-x86_64: Process 14963 attached
[pid 14962] +++ killed by SIGHUP +++
[pid 14963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14963] setpgid(0, 0)               = 0
[pid 14963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14963] write(3, "1000", 4)         = 4
[pid 14963] close(3)                    = 0
[pid 14963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14963] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14963] close(5)                    = 0
[pid 14963] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14966 attached
) = 14966
[pid 14963] tkill(14966, SIGSTOP)       = 0
[pid 14963] exit_group(0 <unfinished ...>
[pid 14966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14963, si_uid=0} ---
[pid 14963] <... exit_group resumed>)   = ?
[pid 14966] --- stopped by SIGSTOP ---
[pid 14963] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14963, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14966] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14966] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14967 attached
, child_tidptr=0x555556c505d0) = 14967
[pid 14967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14967] setpgid(0, 0)               = 0
[pid 14967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14967] write(3, "1000", 4)         = 4
[pid 14967] close(3)                    = 0
[pid 14967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.788677][T14959] vhci_hcd vhci_hcd.0: port 0 already used
[  263.811350][T14963] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14967] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14967] close(5)                    = 0
[pid 14967] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14970 attached
) = 14970
[pid 14967] tkill(14970, SIGSTOP)       = 0
[pid 14967] exit_group(0 <unfinished ...>
[pid 14970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14967, si_uid=0} ---
[pid 14967] <... exit_group resumed>)   = ?
[pid 14967] +++ exited with 0 +++
[pid 14970] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14967, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 14971
./strace-static-x86_64: Process 14971 attached
[pid 14971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14971] setpgid(0, 0)               = 0
[pid 14971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14971] write(3, "1000", 4)         = 4
[pid 14971] close(3)                    = 0
[pid 14971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14971] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14971] close(5)                    = 0
[pid 14971] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14974 attached
) = 14974
[pid 14971] tkill(14974, SIGSTOP)       = 0
[pid 14974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14971, si_uid=0} ---
[pid 14971] exit_group(0 <unfinished ...>
[pid 14974] --- stopped by SIGSTOP ---
[pid 14971] <... exit_group resumed>)   = ?
[pid 14971] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14971, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14974] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14974] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14975 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14975
[pid 14975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14975] setpgid(0, 0)               = 0
[pid 14975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14975] write(3, "1000", 4)         = 4
[pid 14975] close(3)                    = 0
[pid 14975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14975] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14975] close(5)                    = 0
[pid 14975] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14978 attached
) = 14978
[pid 14975] tkill(14978, SIGSTOP)       = 0
[pid 14978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14975, si_uid=0} ---
[pid 14975] exit_group(0 <unfinished ...>
[pid 14978] --- stopped by SIGSTOP ---
[pid 14975] <... exit_group resumed>)   = ?
[pid 14975] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14975, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14978] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14979 attached
, child_tidptr=0x555556c505d0) = 14979
[pid 14978] +++ killed by SIGHUP +++
[pid 14979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14979] setpgid(0, 0)               = 0
[pid 14979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14979] write(3, "1000", 4)         = 4
[pid 14979] close(3)                    = 0
[pid 14979] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14979] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.834923][T14967] vhci_hcd vhci_hcd.0: port 0 already used
[  263.856345][T14971] vhci_hcd vhci_hcd.0: port 0 already used
[  263.878422][T14975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14979] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14979] close(5)                    = 0
[pid 14979] clone(child_stack=NULL, flags=0) = 14982
./strace-static-x86_64: Process 14982 attached
[pid 14979] tkill(14982, SIGSTOP <unfinished ...>
[pid 14982] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14979, si_uid=0} ---
[pid 14979] <... tkill resumed>)        = 0
[pid 14982] --- stopped by SIGSTOP ---
[pid 14979] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14982, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14979] exit_group(0)               = ?
[pid 14979] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14979, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14982] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14982] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14983 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14983
[pid 14983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14983] setpgid(0, 0)               = 0
[pid 14983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14983] write(3, "1000", 4)         = 4
[pid 14983] close(3)                    = 0
[pid 14983] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14983] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14983] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14983] close(5)                    = 0
[pid 14983] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14986 attached
) = 14986
[pid 14983] tkill(14986, SIGSTOP)       = 0
[pid 14986] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14983, si_uid=0} ---
[pid 14983] exit_group(0 <unfinished ...>
[pid 14986] --- stopped by SIGSTOP ---
[pid 14983] <... exit_group resumed>)   = ?
[pid 14983] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14983, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14986] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14986] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14987 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14987
[pid 14987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14987] setpgid(0, 0)               = 0
[pid 14987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14987] write(3, "1000", 4)         = 4
[pid 14987] close(3)                    = 0
[pid 14987] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14987] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.901012][T14979] vhci_hcd vhci_hcd.0: port 0 already used
[  263.933322][T14983] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14987] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14987] close(5)                    = 0
[pid 14987] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14990 attached
) = 14990
[pid 14987] tkill(14990, SIGSTOP)       = 0
[pid 14990] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14987, si_uid=0} ---
[pid 14990] --- stopped by SIGSTOP ---
[pid 14987] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=14990, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 14987] exit_group(0)               = ?
[pid 14987] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14987, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14990] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 14990] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14991 attached
, child_tidptr=0x555556c505d0) = 14991
[pid 14991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14991] setpgid(0, 0)               = 0
[pid 14991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14991] write(3, "1000", 4)         = 4
[pid 14991] close(3)                    = 0
[pid 14991] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14991] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14991] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14991] close(5)                    = 0
[pid 14991] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14994 attached
) = 14994
[pid 14991] tkill(14994, SIGSTOP)       = 0
[pid 14994] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14991, si_uid=0} ---
[pid 14991] exit_group(0 <unfinished ...>
[pid 14994] --- stopped by SIGSTOP ---
[pid 14991] <... exit_group resumed>)   = ?
[pid 14991] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14991, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 14994] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 14994] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 14995 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14995
[pid 14995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14995] setpgid(0, 0)               = 0
[pid 14995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14995] write(3, "1000", 4)         = 4
[pid 14995] close(3)                    = 0
[pid 14995] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14995] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  263.955881][T14987] vhci_hcd vhci_hcd.0: port 0 already used
[  263.980194][T14991] vhci_hcd vhci_hcd.0: port 0 already used
[pid 14995] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14995] close(5)                    = 0
[pid 14995] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 14998 attached
) = 14998
[pid 14995] tkill(14998, SIGSTOP)       = 0
[pid 14995] exit_group(0 <unfinished ...>
[pid 14998] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14995, si_uid=0} ---
[pid 14995] <... exit_group resumed>)   = ?
[pid 14998] --- stopped by SIGSTOP ---
[pid 14995] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14995, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 14998] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 14999 attached
 <unfinished ...>
[pid 14998] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 14999
[pid 14999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 14999] setpgid(0, 0)               = 0
[pid 14999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 14999] write(3, "1000", 4)         = 4
[pid 14999] close(3)                    = 0
[pid 14999] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 14999] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 14999] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 14999] close(5)                    = 0
[pid 14999] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15002 attached
) = 15002
[pid 14999] tkill(15002, SIGSTOP)       = 0
[pid 15002] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=14999, si_uid=0} ---
[pid 14999] exit_group(0)               = ?
[pid 15002] --- stopped by SIGSTOP ---
[pid 14999] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14999, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15002] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15002] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15003 attached
, child_tidptr=0x555556c505d0) = 15003
[pid 15003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15003] setpgid(0, 0)               = 0
[pid 15003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15003] write(3, "1000", 4)         = 4
[pid 15003] close(3)                    = 0
[pid 15003] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15003] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.003056][T14995] vhci_hcd vhci_hcd.0: port 0 already used
[  264.025602][T14999] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15003] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15003] close(5)                    = 0
[pid 15003] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15006 attached
) = 15006
[pid 15003] tkill(15006, SIGSTOP)       = 0
[pid 15003] exit_group(0 <unfinished ...>
[pid 15006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15003, si_uid=0} ---
[pid 15006] --- stopped by SIGSTOP ---
[pid 15003] <... exit_group resumed>)   = ?
[pid 15003] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15003, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15006] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15007 attached
 <unfinished ...>
[pid 15006] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15007
[pid 15007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15007] setpgid(0, 0)               = 0
[pid 15007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15007] write(3, "1000", 4)         = 4
[pid 15007] close(3)                    = 0
[pid 15007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15007] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15007] close(5)                    = 0
[pid 15007] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15010 attached
) = 15010
[pid 15007] tkill(15010, SIGSTOP)       = 0
[pid 15007] exit_group(0 <unfinished ...>
[pid 15010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15007, si_uid=0} ---
[pid 15007] <... exit_group resumed>)   = ?
[pid 15010] --- stopped by SIGSTOP ---
[pid 15007] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15007, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15010] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15010] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15011 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15011
[pid 15011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15011] setpgid(0, 0)               = 0
[pid 15011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15011] write(3, "1000", 4)         = 4
[pid 15011] close(3)                    = 0
[pid 15011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15011] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15011] close(5)                    = 0
[pid 15011] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15014 attached
) = 15014
[pid 15011] tkill(15014, SIGSTOP)       = 0
[pid 15011] exit_group(0)               = ?
[pid 15011] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15011, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15015
[pid 15014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15011, si_uid=0} ---
[pid 15014] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 15015 attached
[pid 15015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15015] setpgid(0, 0)               = 0
[pid 15015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15015] write(3, "1000", 4)         = 4
[pid 15015] close(3)                    = 0
[pid 15015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.046882][T15003] vhci_hcd vhci_hcd.0: port 0 already used
[  264.068804][T15007] vhci_hcd vhci_hcd.0: port 0 already used
[  264.090324][T15011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15015] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15015] close(5)                    = 0
[pid 15015] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15018 attached
) = 15018
[pid 15015] tkill(15018, SIGSTOP)       = 0
[pid 15015] exit_group(0 <unfinished ...>
[pid 15018] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15015, si_uid=0} ---
[pid 15015] <... exit_group resumed>)   = ?
[pid 15018] --- stopped by SIGSTOP ---
[pid 15015] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15015, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15018] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15018] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15019 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15019
[pid 15019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15019] setpgid(0, 0)               = 0
[pid 15019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15019] write(3, "1000", 4)         = 4
[pid 15019] close(3)                    = 0
[pid 15019] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15019] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15019] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15019] close(5)                    = 0
[pid 15019] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15022 attached
) = 15022
[pid 15019] tkill(15022, SIGSTOP)       = 0
[pid 15022] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15019, si_uid=0} ---
[pid 15019] exit_group(0 <unfinished ...>
[pid 15022] --- stopped by SIGSTOP ---
[pid 15019] <... exit_group resumed>)   = ?
[pid 15019] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15019, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15022] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15023 attached
, child_tidptr=0x555556c505d0) = 15023
[pid 15023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15022] +++ killed by SIGHUP +++
[pid 15023] setpgid(0, 0)               = 0
[pid 15023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15023] write(3, "1000", 4)         = 4
[pid 15023] close(3)                    = 0
[pid 15023] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15023] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15023] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15023] close(5)                    = 0
[pid 15023] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15026 attached
) = 15026
[pid 15023] tkill(15026, SIGSTOP)       = 0
[pid 15026] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15023, si_uid=0} ---
[pid 15023] exit_group(0 <unfinished ...>
[pid 15026] --- stopped by SIGSTOP ---
[pid 15023] <... exit_group resumed>)   = ?
[pid 15023] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15023, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15026] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15026] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15027 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15027
[pid 15027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15027] setpgid(0, 0)               = 0
[pid 15027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15027] write(3, "1000", 4)         = 4
[pid 15027] close(3)                    = 0
[pid 15027] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15027] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.119724][T15015] vhci_hcd vhci_hcd.0: port 0 already used
[  264.141265][T15019] vhci_hcd vhci_hcd.0: port 0 already used
[  264.162843][T15023] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15027] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15027] close(5)                    = 0
[pid 15027] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15030 attached
) = 15030
[pid 15027] tkill(15030, SIGSTOP)       = 0
[pid 15030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15027, si_uid=0} ---
[pid 15030] --- stopped by SIGSTOP ---
[pid 15027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15030, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15027] exit_group(0)               = ?
[pid 15027] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15027, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15030] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15030] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15031 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15031
[pid 15031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15031] setpgid(0, 0)               = 0
[pid 15031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15031] write(3, "1000", 4)         = 4
[pid 15031] close(3)                    = 0
[pid 15031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15031] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15031] close(5)                    = 0
[pid 15031] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15034 attached
) = 15034
[pid 15031] tkill(15034, SIGSTOP)       = 0
[pid 15034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15031, si_uid=0} ---
[pid 15031] exit_group(0)               = ?
[pid 15034] --- stopped by SIGSTOP ---
[pid 15031] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15031, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15034] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15034] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15035 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15035
[pid 15035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15035] setpgid(0, 0)               = 0
[pid 15035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15035] write(3, "1000", 4)         = 4
[pid 15035] close(3)                    = 0
[pid 15035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.185270][T15027] vhci_hcd vhci_hcd.0: port 0 already used
[  264.208750][T15031] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15035] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15035] close(5)                    = 0
[pid 15035] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15038 attached
) = 15038
[pid 15035] tkill(15038, SIGSTOP)       = 0
[pid 15038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15035, si_uid=0} ---
[pid 15035] exit_group(0 <unfinished ...>
[pid 15038] --- stopped by SIGSTOP ---
[pid 15035] <... exit_group resumed>)   = ?
[pid 15035] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15035, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15038] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15038] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15039 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15039
[pid 15039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15039] setpgid(0, 0)               = 0
[pid 15039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15039] write(3, "1000", 4)         = 4
[pid 15039] close(3)                    = 0
[pid 15039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15039] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15039] close(5)                    = 0
[pid 15039] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15042 attached
) = 15042
[pid 15039] tkill(15042, SIGSTOP)       = 0
[pid 15042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15039, si_uid=0} ---
[pid 15039] exit_group(0 <unfinished ...>
[pid 15042] --- stopped by SIGSTOP ---
[pid 15039] <... exit_group resumed>)   = ?
[pid 15039] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15039, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15042] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15042] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15043 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15043
[pid 15043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15043] setpgid(0, 0)               = 0
[pid 15043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15043] write(3, "1000", 4)         = 4
[pid 15043] close(3)                    = 0
[pid 15043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15043] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15043] close(5)                    = 0
[pid 15043] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15046 attached
) = 15046
[pid 15043] tkill(15046, SIGSTOP)       = 0
[pid 15046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15043, si_uid=0} ---
[pid 15043] exit_group(0)               = ?
[pid 15046] --- stopped by SIGSTOP ---
[pid 15043] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15043, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15046] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15046] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15047 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15047
[pid 15047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15047] setpgid(0, 0)               = 0
[pid 15047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15047] write(3, "1000", 4)         = 4
[pid 15047] close(3)                    = 0
[pid 15047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.230616][T15035] vhci_hcd vhci_hcd.0: port 0 already used
[  264.252559][T15039] vhci_hcd vhci_hcd.0: port 0 already used
[  264.274809][T15043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15047] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15047] close(5)                    = 0
[pid 15047] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15050 attached
) = 15050
[pid 15047] tkill(15050, SIGSTOP)       = 0
[pid 15047] exit_group(0 <unfinished ...>
[pid 15050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15047, si_uid=0} ---
[pid 15047] <... exit_group resumed>)   = ?
[pid 15050] --- stopped by SIGSTOP ---
[pid 15047] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15047, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15050] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15050] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15051 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15051
[pid 15051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15051] setpgid(0, 0)               = 0
[pid 15051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15051] write(3, "1000", 4)         = 4
[pid 15051] close(3)                    = 0
[pid 15051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15051] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15051] close(5)                    = 0
[pid 15051] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15054 attached
) = 15054
[pid 15051] tkill(15054, SIGSTOP)       = 0
[pid 15054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15051, si_uid=0} ---
[pid 15051] exit_group(0 <unfinished ...>
[pid 15054] --- stopped by SIGSTOP ---
[pid 15051] <... exit_group resumed>)   = ?
[pid 15051] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15051, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15054] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15054] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15055 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15055
[pid 15055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15055] setpgid(0, 0)               = 0
[pid 15055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15055] write(3, "1000", 4)         = 4
[pid 15055] close(3)                    = 0
[pid 15055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.296392][T15047] vhci_hcd vhci_hcd.0: port 0 already used
[  264.318719][T15051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15055] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15055] close(5)                    = 0
[pid 15055] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15058 attached
) = 15058
[pid 15055] tkill(15058, SIGSTOP)       = 0
[pid 15058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15055, si_uid=0} ---
[pid 15055] exit_group(0)               = ?
[pid 15058] --- stopped by SIGSTOP ---
[pid 15055] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15058] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15058] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15059 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15059
[pid 15059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15059] setpgid(0, 0)               = 0
[pid 15059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15059] write(3, "1000", 4)         = 4
[pid 15059] close(3)                    = 0
[pid 15059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15059] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15059] close(5)                    = 0
[pid 15059] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15062 attached
) = 15062
[pid 15059] tkill(15062, SIGSTOP)       = 0
[pid 15062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15059, si_uid=0} ---
[pid 15059] exit_group(0)               = ?
[pid 15062] --- stopped by SIGSTOP ---
[pid 15059] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15059, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15062] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15062] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15063 attached
, child_tidptr=0x555556c505d0) = 15063
[pid 15063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15063] setpgid(0, 0)               = 0
[pid 15063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15063] write(3, "1000", 4)         = 4
[pid 15063] close(3)                    = 0
[pid 15063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.342737][T15055] vhci_hcd vhci_hcd.0: port 0 already used
[  264.365385][T15059] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15063] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15063] close(5)                    = 0
[pid 15063] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15067 attached
) = 15067
[pid 15063] tkill(15067, SIGSTOP)       = 0
[pid 15063] exit_group(0 <unfinished ...>
[pid 15067] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15063, si_uid=0} ---
[pid 15067] --- stopped by SIGSTOP ---
[pid 15063] <... exit_group resumed>)   = ?
[pid 15063] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15063, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15067] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15067] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15068 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15068
[pid 15068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15068] setpgid(0, 0)               = 0
[pid 15068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15068] write(3, "1000", 4)         = 4
[pid 15068] close(3)                    = 0
[pid 15068] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15068] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15068] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15068] close(5)                    = 0
[pid 15068] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15072 attached
) = 15072
[pid 15068] tkill(15072, SIGSTOP)       = 0
[pid 15072] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15068, si_uid=0} ---
[pid 15068] exit_group(0 <unfinished ...>
[pid 15072] --- stopped by SIGSTOP ---
[pid 15068] <... exit_group resumed>)   = ?
[pid 15068] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15068, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15072] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15072] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15073 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15073
[pid 15073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15073] setpgid(0, 0)               = 0
[pid 15073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15073] write(3, "1000", 4)         = 4
[pid 15073] close(3)                    = 0
[pid 15073] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15073] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15073] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15073] close(5)                    = 0
[pid 15073] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15076 attached
) = 15076
[pid 15073] tkill(15076, SIGSTOP)       = 0
[pid 15076] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15073, si_uid=0} ---
[pid 15073] exit_group(0 <unfinished ...>
[pid 15076] --- stopped by SIGSTOP ---
[pid 15073] <... exit_group resumed>)   = ?
[pid 15073] +++ exited with 0 +++
[pid 15076] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15073, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15076] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15077 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15077
[pid 15077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15077] setpgid(0, 0)               = 0
[pid 15077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15077] write(3, "1000", 4)         = 4
[pid 15077] close(3)                    = 0
[pid 15077] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15077] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.396806][T15063] vhci_hcd vhci_hcd.0: port 0 already used
[  264.418855][T15068] vhci_hcd vhci_hcd.0: port 0 already used
[  264.440823][T15073] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15077] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15077] close(5)                    = 0
[pid 15077] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15080 attached
) = 15080
[pid 15077] tkill(15080, SIGSTOP)       = 0
[pid 15080] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15077, si_uid=0} ---
[pid 15077] exit_group(0 <unfinished ...>
[pid 15080] --- stopped by SIGSTOP ---
[pid 15077] <... exit_group resumed>)   = ?
[pid 15077] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15077, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15080] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15080] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15081 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15081
[pid 15081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15081] setpgid(0, 0)               = 0
[pid 15081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15081] write(3, "1000", 4)         = 4
[pid 15081] close(3)                    = 0
[pid 15081] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15081] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15081] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15081] close(5)                    = 0
[pid 15081] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15086 attached
) = 15086
[pid 15081] tkill(15086, SIGSTOP)       = 0
[pid 15081] exit_group(0 <unfinished ...>
[pid 15086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15081, si_uid=0} ---
[pid 15081] <... exit_group resumed>)   = ?
[pid 15086] --- stopped by SIGSTOP ---
[pid 15081] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15081, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15086] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15087 attached
, child_tidptr=0x555556c505d0) = 15087
[pid 15086] +++ killed by SIGHUP +++
[pid 15087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15087] setpgid(0, 0)               = 0
[pid 15087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15087] write(3, "1000", 4)         = 4
[pid 15087] close(3)                    = 0
[pid 15087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15087] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15087] close(5)                    = 0
[pid 15087] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15090 attached
) = 15090
[pid 15087] tkill(15090, SIGSTOP)       = 0
[pid 15090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15087, si_uid=0} ---
[pid 15090] --- stopped by SIGSTOP ---
[pid 15087] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15090, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15087] exit_group(0)               = ?
[pid 15087] +++ exited with 0 +++
[pid 15090] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[  264.464152][T15077] vhci_hcd vhci_hcd.0: port 0 already used
[  264.487556][T15081] vhci_hcd vhci_hcd.0: port 0 already used
[  264.507911][T15087] vhci_hcd vhci_hcd.0: port 0 already used
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15090] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15091 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15091
[pid 15091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15091] setpgid(0, 0)               = 0
[pid 15091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15091] write(3, "1000", 4)         = 4
[pid 15091] close(3)                    = 0
[pid 15091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15091] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15091] close(5)                    = 0
[pid 15091] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15094 attached
) = 15094
[pid 15091] tkill(15094, SIGSTOP)       = 0
[pid 15091] exit_group(0)               = ?
[pid 15094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15091, si_uid=0} ---
[pid 15094] --- stopped by SIGSTOP ---
[pid 15091] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15091, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15094] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15094] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15095 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15095
[pid 15095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15095] setpgid(0, 0)               = 0
[pid 15095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15095] write(3, "1000", 4)         = 4
[pid 15095] close(3)                    = 0
[pid 15095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15095] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15095] close(5)                    = 0
[pid 15095] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15098 attached
) = 15098
[pid 15095] tkill(15098, SIGSTOP)       = 0
[pid 15095] exit_group(0 <unfinished ...>
[pid 15098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15095, si_uid=0} ---
[pid 15095] <... exit_group resumed>)   = ?
[pid 15098] --- stopped by SIGSTOP ---
[pid 15095] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15098] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15098] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15099 attached
, child_tidptr=0x555556c505d0) = 15099
[pid 15099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15099] setpgid(0, 0)               = 0
[pid 15099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15099] write(3, "1000", 4)         = 4
[pid 15099] close(3)                    = 0
[pid 15099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15099] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15099] close(5)                    = 0
[pid 15099] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15102 attached
) = 15102
[pid 15099] tkill(15102, SIGSTOP)       = 0
[pid 15102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15099, si_uid=0} ---
[pid 15099] exit_group(0)               = ?
[pid 15102] --- stopped by SIGSTOP ---
[pid 15099] +++ exited with 0 +++
[pid 15102] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15099, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15102] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15103 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15103
[pid 15103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15103] setpgid(0, 0)               = 0
[pid 15103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15103] write(3, "1000", 4)         = 4
[pid 15103] close(3)                    = 0
[pid 15103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.530265][T15091] vhci_hcd vhci_hcd.0: port 0 already used
[  264.552093][T15095] vhci_hcd vhci_hcd.0: port 0 already used
[  264.574336][T15099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15103] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15103] close(5)                    = 0
[pid 15103] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15106 attached
) = 15106
[pid 15103] tkill(15106, SIGSTOP)       = 0
[pid 15106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15103, si_uid=0} ---
[pid 15103] exit_group(0 <unfinished ...>
[pid 15106] --- stopped by SIGSTOP ---
[pid 15103] <... exit_group resumed>)   = ?
[pid 15103] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15106] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15106] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15107 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15107
[pid 15107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15107] setpgid(0, 0)               = 0
[pid 15107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15107] write(3, "1000", 4)         = 4
[pid 15107] close(3)                    = 0
[pid 15107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15107] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15107] close(5)                    = 0
[pid 15107] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15110 attached
) = 15110
[pid 15107] tkill(15110, SIGSTOP)       = 0
[pid 15110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15107, si_uid=0} ---
[pid 15110] --- stopped by SIGSTOP ---
[pid 15107] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15110, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15107] exit_group(0)               = ?
[pid 15107] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15107, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15110] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15110] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15111 attached
, child_tidptr=0x555556c505d0) = 15111
[pid 15111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15111] setpgid(0, 0)               = 0
[pid 15111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15111] write(3, "1000", 4)         = 4
[pid 15111] close(3)                    = 0
[pid 15111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15111] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  264.596692][T15103] vhci_hcd vhci_hcd.0: port 0 already used
[  264.619978][T15107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15111] close(5)                    = 0
[pid 15111] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15114 attached
) = 15114
[pid 15111] tkill(15114, SIGSTOP)       = 0
[pid 15111] exit_group(0)               = ?
[pid 15114] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15111, si_uid=0} ---
[pid 15114] --- stopped by SIGSTOP ---
[pid 15111] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15111, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15114] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15115
[pid 15114] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15115 attached
[pid 15115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15115] setpgid(0, 0)               = 0
[pid 15115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15115] write(3, "1000", 4)         = 4
[pid 15115] close(3)                    = 0
[pid 15115] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15115] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15115] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15115] close(5)                    = 0
[pid 15115] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15118 attached
) = 15118
[pid 15115] tkill(15118, SIGSTOP)       = 0
[pid 15115] exit_group(0 <unfinished ...>
[pid 15118] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15115, si_uid=0} ---
[pid 15115] <... exit_group resumed>)   = ?
[pid 15118] --- stopped by SIGSTOP ---
[pid 15115] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15115, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15118] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15118] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15119 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15119
[pid 15119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15119] setpgid(0, 0)               = 0
[pid 15119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15119] write(3, "1000", 4)         = 4
[pid 15119] close(3)                    = 0
[pid 15119] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15119] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15119] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15119] close(5)                    = 0
[pid 15119] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15122 attached
) = 15122
[pid 15119] tkill(15122, SIGSTOP)       = 0
[pid 15122] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15119, si_uid=0} ---
[pid 15119] exit_group(0 <unfinished ...>
[pid 15122] --- stopped by SIGSTOP ---
[pid 15119] <... exit_group resumed>)   = ?
[pid 15119] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15119, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15122] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15122] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15123 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15123
[pid 15123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15123] setpgid(0, 0)               = 0
[pid 15123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15123] write(3, "1000", 4)         = 4
[pid 15123] close(3)                    = 0
[pid 15123] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15123] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.643513][T15111] vhci_hcd vhci_hcd.0: port 0 already used
[  264.666701][T15115] vhci_hcd vhci_hcd.0: port 0 already used
[  264.688528][T15119] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15123] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15123] close(5)                    = 0
[pid 15123] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15126 attached
) = 15126
[pid 15123] tkill(15126, SIGSTOP)       = 0
[pid 15126] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15123, si_uid=0} ---
[pid 15123] exit_group(0 <unfinished ...>
[pid 15126] --- stopped by SIGSTOP ---
[pid 15123] <... exit_group resumed>)   = ?
[pid 15123] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15123, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15126] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15126] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15127 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15127
[pid 15127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15127] setpgid(0, 0)               = 0
[pid 15127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15127] write(3, "1000", 4)         = 4
[pid 15127] close(3)                    = 0
[pid 15127] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15127] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15127] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15127] close(5)                    = 0
[pid 15127] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15130 attached
) = 15130
[pid 15127] tkill(15130, SIGSTOP)       = 0
[pid 15130] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15127, si_uid=0} ---
[pid 15127] exit_group(0 <unfinished ...>
[pid 15130] --- stopped by SIGSTOP ---
[pid 15127] <... exit_group resumed>)   = ?
[pid 15127] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15127, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15130] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15130] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15131 attached
, child_tidptr=0x555556c505d0) = 15131
[pid 15131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15131] setpgid(0, 0)               = 0
[pid 15131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15131] write(3, "1000", 4)         = 4
[pid 15131] close(3)                    = 0
[pid 15131] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15131] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15131] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15131] close(5)                    = 0
[pid 15131] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15134 attached
) = 15134
[pid 15131] tkill(15134, SIGSTOP <unfinished ...>
[pid 15134] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15131, si_uid=0} ---
[pid 15131] <... tkill resumed>)        = 0
[pid 15134] --- stopped by SIGSTOP ---
[pid 15131] exit_group(0)               = ?
[pid 15131] +++ exited with 0 +++
[  264.711214][T15123] vhci_hcd vhci_hcd.0: port 0 already used
[  264.732711][T15127] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15134] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15131, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15134] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15135
./strace-static-x86_64: Process 15135 attached
[pid 15135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15135] setpgid(0, 0)               = 0
[pid 15135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15135] write(3, "1000", 4)         = 4
[pid 15135] close(3)                    = 0
[pid 15135] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15135] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15135] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15135] close(5)                    = 0
[pid 15135] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15138 attached
) = 15138
[pid 15135] tkill(15138, SIGSTOP)       = 0
[pid 15138] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15135, si_uid=0} ---
[pid 15135] exit_group(0 <unfinished ...>
[pid 15138] --- stopped by SIGSTOP ---
[pid 15135] <... exit_group resumed>)   = ?
[pid 15135] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15135, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15138] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15138] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15139 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15139
[pid 15139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15139] setpgid(0, 0)               = 0
[pid 15139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15139] write(3, "1000", 4)         = 4
[pid 15139] close(3)                    = 0
[pid 15139] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15139] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15139] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15139] close(5)                    = 0
[pid 15139] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15142 attached
) = 15142
[pid 15139] tkill(15142, SIGSTOP)       = 0
[pid 15139] exit_group(0 <unfinished ...>
[pid 15142] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15139, si_uid=0} ---
[pid 15139] <... exit_group resumed>)   = ?
[pid 15139] +++ exited with 0 +++
[pid 15142] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15139, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15143 attached
, child_tidptr=0x555556c505d0) = 15143
[pid 15143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15143] setpgid(0, 0)               = 0
[pid 15143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15143] write(3, "1000", 4)         = 4
[pid 15143] close(3)                    = 0
[  264.755943][T15131] vhci_hcd vhci_hcd.0: port 0 already used
[  264.777902][T15135] vhci_hcd vhci_hcd.0: port 0 already used
[  264.799952][T15139] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15143] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15143] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15143] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15143] close(5)                    = 0
[pid 15143] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15146 attached
) = 15146
[pid 15143] tkill(15146, SIGSTOP)       = 0
[pid 15143] exit_group(0)               = ?
[pid 15146] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15143, si_uid=0} ---
[pid 15143] +++ exited with 0 +++
[pid 15146] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15143, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15147 attached
, child_tidptr=0x555556c505d0) = 15147
[pid 15147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15147] setpgid(0, 0)               = 0
[pid 15147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15147] write(3, "1000", 4)         = 4
[pid 15147] close(3)                    = 0
[pid 15147] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15147] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15147] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15147] close(5)                    = 0
[pid 15147] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15150 attached
) = 15150
[pid 15147] tkill(15150, SIGSTOP)       = 0
[pid 15150] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15147, si_uid=0} ---
[pid 15147] exit_group(0 <unfinished ...>
[pid 15150] --- stopped by SIGSTOP ---
[pid 15147] <... exit_group resumed>)   = ?
[pid 15147] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15147, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15150] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15150] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15151 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15151
[pid 15151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15151] setpgid(0, 0)               = 0
[pid 15151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15151] write(3, "1000", 4)         = 4
[pid 15151] close(3)                    = 0
[pid 15151] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15151] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15151] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15151] close(5)                    = 0
[pid 15151] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15154 attached
) = 15154
[pid 15151] tkill(15154, SIGSTOP)       = 0
[pid 15154] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15151, si_uid=0} ---
[pid 15151] exit_group(0 <unfinished ...>
[pid 15154] --- stopped by SIGSTOP ---
[pid 15151] <... exit_group resumed>)   = ?
[pid 15151] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15151, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15154] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15154] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15155 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15155
[pid 15155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15155] setpgid(0, 0)               = 0
[pid 15155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15155] write(3, "1000", 4)         = 4
[pid 15155] close(3)                    = 0
[pid 15155] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15155] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.821533][T15143] vhci_hcd vhci_hcd.0: port 0 already used
[  264.841721][T15147] vhci_hcd vhci_hcd.0: port 0 already used
[  264.864198][T15151] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15155] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15155] close(5)                    = 0
[pid 15155] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15158 attached
) = 15158
[pid 15155] tkill(15158, SIGSTOP)       = 0
[pid 15155] exit_group(0)               = ?
[pid 15158] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15155, si_uid=0} ---
[pid 15155] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15155, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15158] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15159 attached
, child_tidptr=0x555556c505d0) = 15159
[pid 15159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15159] setpgid(0, 0)               = 0
[pid 15159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15159] write(3, "1000", 4)         = 4
[pid 15159] close(3)                    = 0
[pid 15159] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15159] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15159] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15159] close(5)                    = 0
[pid 15159] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15162 attached
) = 15162
[pid 15159] tkill(15162, SIGSTOP)       = 0
[pid 15159] exit_group(0 <unfinished ...>
[pid 15162] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15159, si_uid=0} ---
[pid 15159] <... exit_group resumed>)   = ?
[pid 15162] --- stopped by SIGSTOP ---
[pid 15159] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15159, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15162] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15162] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15163 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15163
[pid 15163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15163] setpgid(0, 0)               = 0
[pid 15163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15163] write(3, "1000", 4)         = 4
[pid 15163] close(3)                    = 0
[pid 15163] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15163] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15163] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15163] close(5)                    = 0
[pid 15163] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15166 attached
) = 15166
[pid 15163] tkill(15166, SIGSTOP)       = 0
[pid 15166] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15163, si_uid=0} ---
[pid 15163] exit_group(0)               = ?
[pid 15166] --- stopped by SIGSTOP ---
[pid 15163] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15163, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15166] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15166] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15167 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15167
[pid 15167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15167] setpgid(0, 0)               = 0
[pid 15167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15167] write(3, "1000", 4)         = 4
[pid 15167] close(3)                    = 0
[pid 15167] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15167] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.886243][T15155] vhci_hcd vhci_hcd.0: port 0 already used
[  264.907322][T15159] vhci_hcd vhci_hcd.0: port 0 already used
[  264.929498][T15163] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15167] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15167] close(5)                    = 0
[pid 15167] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15170 attached
) = 15170
[pid 15167] tkill(15170, SIGSTOP)       = 0
[pid 15170] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15167, si_uid=0} ---
[pid 15167] exit_group(0 <unfinished ...>
[pid 15170] --- stopped by SIGSTOP ---
[pid 15167] <... exit_group resumed>)   = ?
[pid 15167] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15167, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15170] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 15171 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15171
[pid 15170] +++ killed by SIGHUP +++
[pid 15171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15171] setpgid(0, 0)               = 0
[pid 15171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15171] write(3, "1000", 4)         = 4
[pid 15171] close(3)                    = 0
[pid 15171] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15171] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15171] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15171] close(5)                    = 0
[pid 15171] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15174 attached
) = 15174
[pid 15171] tkill(15174, SIGSTOP)       = 0
[pid 15171] exit_group(0)               = ?
[pid 15174] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15171, si_uid=0} ---
[pid 15171] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15171, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15174] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15175
./strace-static-x86_64: Process 15175 attached
[pid 15175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15175] setpgid(0, 0)               = 0
[pid 15175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15175] write(3, "1000", 4)         = 4
[pid 15175] close(3)                    = 0
[pid 15175] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15175] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15175] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15175] close(5)                    = 0
[pid 15175] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15178 attached
) = 15178
[pid 15175] tkill(15178, SIGSTOP)       = 0
[pid 15178] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15175, si_uid=0} ---
[pid 15175] exit_group(0 <unfinished ...>
[pid 15178] --- stopped by SIGSTOP ---
[pid 15175] <... exit_group resumed>)   = ?
[pid 15175] +++ exited with 0 +++
[pid 15178] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15175, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15178] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15179 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15179
[pid 15179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15179] setpgid(0, 0)               = 0
[pid 15179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15179] write(3, "1000", 4)         = 4
[pid 15179] close(3)                    = 0
[pid 15179] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15179] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  264.951349][T15167] vhci_hcd vhci_hcd.0: port 0 already used
[  264.973716][T15171] vhci_hcd vhci_hcd.0: port 0 already used
[  264.994658][T15175] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15179] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15179] close(5)                    = 0
[pid 15179] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15182 attached
) = 15182
[pid 15179] tkill(15182, SIGSTOP)       = 0
[pid 15179] exit_group(0)               = ?
[pid 15182] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15179, si_uid=0} ---
[pid 15179] +++ exited with 0 +++
[pid 15182] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15179, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15183 attached
, child_tidptr=0x555556c505d0) = 15183
[pid 15183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15183] setpgid(0, 0)               = 0
[pid 15183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15183] write(3, "1000", 4)         = 4
[pid 15183] close(3)                    = 0
[pid 15183] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15183] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15183] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15183] close(5)                    = 0
[pid 15183] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15186 attached
) = 15186
[pid 15183] tkill(15186, SIGSTOP)       = 0
[pid 15183] exit_group(0 <unfinished ...>
[pid 15186] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15183, si_uid=0} ---
[pid 15183] <... exit_group resumed>)   = ?
[pid 15186] --- stopped by SIGSTOP ---
[pid 15183] +++ exited with 0 +++
[pid 15186] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15183, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15186] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15187 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15187
[pid 15187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15187] setpgid(0, 0)               = 0
[pid 15187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15187] write(3, "1000", 4)         = 4
[pid 15187] close(3)                    = 0
[pid 15187] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15187] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15187] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15187] close(5)                    = 0
[pid 15187] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15190 attached
) = 15190
[pid 15187] tkill(15190, SIGSTOP)       = 0
[pid 15190] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15187, si_uid=0} ---
[pid 15187] exit_group(0 <unfinished ...>
[pid 15190] --- stopped by SIGSTOP ---
[pid 15187] <... exit_group resumed>)   = ?
[pid 15187] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15187, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15190] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15190] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15191 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15191
[pid 15191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15191] setpgid(0, 0)               = 0
[pid 15191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15191] write(3, "1000", 4)         = 4
[pid 15191] close(3)                    = 0
[pid 15191] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15191] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.017827][T15179] vhci_hcd vhci_hcd.0: port 0 already used
[  265.037961][T15183] vhci_hcd vhci_hcd.0: port 0 already used
[  265.060005][T15187] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15191] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15191] close(5)                    = 0
[pid 15191] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15194 attached
) = 15194
[pid 15191] tkill(15194, SIGSTOP)       = 0
[pid 15194] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15191, si_uid=0} ---
[pid 15191] exit_group(0)               = ?
[pid 15194] --- stopped by SIGSTOP ---
[pid 15191] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15191, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15194] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15194] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15195 attached
, child_tidptr=0x555556c505d0) = 15195
[pid 15195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15195] setpgid(0, 0)               = 0
[pid 15195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15195] write(3, "1000", 4)         = 4
[pid 15195] close(3)                    = 0
[pid 15195] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15195] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15195] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15195] close(5)                    = 0
[pid 15195] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15198 attached
) = 15198
[pid 15195] tkill(15198, SIGSTOP)       = 0
[pid 15198] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15195, si_uid=0} ---
[pid 15195] exit_group(0 <unfinished ...>
[pid 15198] --- stopped by SIGSTOP ---
[pid 15195] <... exit_group resumed>)   = ?
[pid 15195] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15195, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15198] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15198] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15199 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15199
[pid 15199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15199] setpgid(0, 0)               = 0
[pid 15199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15199] write(3, "1000", 4)         = 4
[pid 15199] close(3)                    = 0
[pid 15199] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15199] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.082308][T15191] vhci_hcd vhci_hcd.0: port 0 already used
[  265.105341][T15195] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15199] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15199] close(5)                    = 0
[pid 15199] clone(child_stack=NULL, flags=0) = 15203
[pid 15199] tkill(15203, SIGSTOP)       = 0
[pid 15199] exit_group(0)               = ?
[pid 15199] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15199, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15203 attached
 <unfinished ...>
[pid 15203] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15199, si_uid=0} ---
./strace-static-x86_64: Process 15204 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15204
[pid 15203] --- stopped by SIGSTOP ---
[pid 15204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15204] setpgid(0, 0)               = 0
[pid 15204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15204] write(3, "1000", 4)         = 4
[pid 15204] close(3)                    = 0
[pid 15204] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15204] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15204] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15204] close(5)                    = 0
[pid 15204] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15208 attached
) = 15208
[pid 15204] tkill(15208, SIGSTOP)       = 0
[pid 15204] exit_group(0 <unfinished ...>
[pid 15208] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15204, si_uid=0} ---
[pid 15204] <... exit_group resumed>)   = ?
[pid 15204] +++ exited with 0 +++
[pid 15208] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15209 attached
, child_tidptr=0x555556c505d0) = 15209
[pid 15209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15209] setpgid(0, 0)               = 0
[pid 15209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15209] write(3, "1000", 4)         = 4
[pid 15209] close(3)                    = 0
[pid 15209] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15209] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15209] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15209] close(5)                    = 0
[pid 15209] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15212 attached
) = 15212
[pid 15209] tkill(15212, SIGSTOP)       = 0
[pid 15212] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15209, si_uid=0} ---
[pid 15209] exit_group(0)               = ?
[pid 15212] --- stopped by SIGSTOP ---
[pid 15209] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15209, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid 15212] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15212] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15213 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15213
[pid 15213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15213] setpgid(0, 0)               = 0
[pid 15213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15213] write(3, "1000", 4)         = 4
[pid 15213] close(3)                    = 0
[pid 15213] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15213] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.127881][T15199] vhci_hcd vhci_hcd.0: port 0 already used
[  265.152443][T15204] vhci_hcd vhci_hcd.0: port 0 already used
[  265.175501][T15209] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15213] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15213] close(5)                    = 0
[pid 15213] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15216 attached
) = 15216
[pid 15213] tkill(15216, SIGSTOP)       = 0
[pid 15216] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15213, si_uid=0} ---
[pid 15213] exit_group(0 <unfinished ...>
[pid 15216] --- stopped by SIGSTOP ---
[pid 15213] <... exit_group resumed>)   = ?
[pid 15213] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15213, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15216] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15216] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15217 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15217
[pid 15217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15217] setpgid(0, 0)               = 0
[pid 15217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15217] write(3, "1000", 4)         = 4
[pid 15217] close(3)                    = 0
[pid 15217] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15217] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15217] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15217] close(5)                    = 0
[pid 15217] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15222 attached
) = 15222
[pid 15217] tkill(15222, SIGSTOP)       = 0
[pid 15222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15217, si_uid=0} ---
[pid 15217] exit_group(0)               = ?
[pid 15222] --- stopped by SIGSTOP ---
[pid 15217] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15217, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15222] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15222] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15223 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15223
[pid 15223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15223] setpgid(0, 0)               = 0
[pid 15223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15223] write(3, "1000", 4)         = 4
[pid 15223] close(3)                    = 0
[pid 15223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15223] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15223] close(5)                    = 0
[pid 15223] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15226 attached
) = 15226
[pid 15223] tkill(15226, SIGSTOP)       = 0
[pid 15226] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15223, si_uid=0} ---
[pid 15223] exit_group(0 <unfinished ...>
[pid 15226] --- stopped by SIGSTOP ---
[pid 15223] <... exit_group resumed>)   = ?
[pid 15223] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15223, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15226] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 15227 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15227
[pid 15227] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 15226] +++ killed by SIGHUP +++
[pid 15227] <... prctl resumed>)        = 0
[pid 15227] setpgid(0, 0)               = 0
[pid 15227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15227] write(3, "1000", 4)         = 4
[pid 15227] close(3)                    = 0
[pid 15227] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15227] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.199077][T15213] vhci_hcd vhci_hcd.0: port 0 already used
[  265.221221][T15217] vhci_hcd vhci_hcd.0: port 0 already used
[  265.243357][T15223] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15227] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15227] close(5)                    = 0
[pid 15227] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15230 attached
) = 15230
[pid 15227] tkill(15230, SIGSTOP)       = 0
[pid 15230] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15227, si_uid=0} ---
[pid 15227] exit_group(0)               = ?
[pid 15230] --- stopped by SIGSTOP ---
[pid 15227] +++ exited with 0 +++
[pid 15230] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15227, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15230] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15231 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15231
[pid 15231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15231] setpgid(0, 0)               = 0
[pid 15231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15231] write(3, "1000", 4)         = 4
[pid 15231] close(3)                    = 0
[pid 15231] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15231] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15231] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15231] close(5)                    = 0
[pid 15231] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15234 attached
) = 15234
[pid 15231] tkill(15234, SIGSTOP)       = 0
[pid 15231] exit_group(0 <unfinished ...>
[pid 15234] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15231, si_uid=0} ---
[pid 15231] <... exit_group resumed>)   = ?
[pid 15234] --- stopped by SIGSTOP ---
[pid 15231] +++ exited with 0 +++
[pid 15234] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15231, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15234] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15235 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15235
[pid 15235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15235] setpgid(0, 0)               = 0
[pid 15235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15235] write(3, "1000", 4)         = 4
[pid 15235] close(3)                    = 0
[pid 15235] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15235] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.265453][T15227] vhci_hcd vhci_hcd.0: port 0 already used
[  265.288974][T15231] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15235] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15235] close(5)                    = 0
[pid 15235] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15238 attached
) = 15238
[pid 15235] tkill(15238, SIGSTOP)       = 0
[pid 15238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15235, si_uid=0} ---
[pid 15235] exit_group(0 <unfinished ...>
[pid 15238] --- stopped by SIGSTOP ---
[pid 15235] <... exit_group resumed>)   = ?
[pid 15235] +++ exited with 0 +++
[pid 15238] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15235, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15238] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15239 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15239
[pid 15239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15239] setpgid(0, 0)               = 0
[pid 15239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15239] write(3, "1000", 4)         = 4
[pid 15239] close(3)                    = 0
[pid 15239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15239] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15239] close(5)                    = 0
[pid 15239] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15242 attached
) = 15242
[pid 15239] tkill(15242, SIGSTOP)       = 0
[pid 15242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15239, si_uid=0} ---
[pid 15239] exit_group(0 <unfinished ...>
[pid 15242] --- stopped by SIGSTOP ---
[pid 15239] <... exit_group resumed>)   = ?
[pid 15239] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15239, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15242] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15242] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15243 attached
, child_tidptr=0x555556c505d0) = 15243
[pid 15243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15243] setpgid(0, 0)               = 0
[pid 15243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15243] write(3, "1000", 4)         = 4
[pid 15243] close(3)                    = 0
[pid 15243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.311857][T15235] vhci_hcd vhci_hcd.0: port 0 already used
[  265.334621][T15239] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15243] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15243] close(5)                    = 0
[pid 15243] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15246 attached
) = 15246
[pid 15243] tkill(15246, SIGSTOP)       = 0
[pid 15243] exit_group(0 <unfinished ...>
[pid 15246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15243, si_uid=0} ---
[pid 15243] <... exit_group resumed>)   = ?
[pid 15246] --- stopped by SIGSTOP ---
[pid 15243] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15243, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15247
./strace-static-x86_64: Process 15247 attached
[pid 15247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15247] setpgid(0, 0)               = 0
[pid 15247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15247] write(3, "1000", 4)         = 4
[pid 15247] close(3)                    = 0
[pid 15247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15247] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15247] close(5)                    = 0
[pid 15247] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15250 attached
) = 15250
[pid 15247] tkill(15250, SIGSTOP)       = 0
[pid 15250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15247, si_uid=0} ---
[pid 15247] exit_group(0)               = ?
[pid 15250] --- stopped by SIGSTOP ---
[pid 15247] +++ exited with 0 +++
[pid 15250] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15247, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15251 attached
 <unfinished ...>
[pid 15250] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15251
[pid 15251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15251] setpgid(0, 0)               = 0
[pid 15251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15251] write(3, "1000", 4)         = 4
[pid 15251] close(3)                    = 0
[pid 15251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15251] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15251] close(5)                    = 0
[pid 15251] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15255 attached
) = 15255
[pid 15251] tkill(15255, SIGSTOP)       = 0
[pid 15251] exit_group(0 <unfinished ...>
[pid 15255] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15251, si_uid=0} ---
[pid 15251] <... exit_group resumed>)   = ?
[pid 15255] --- stopped by SIGSTOP ---
[pid 15251] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15255] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15255] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15256 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15256
[pid 15256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15256] setpgid(0, 0)               = 0
[pid 15256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15256] write(3, "1000", 4)         = 4
[pid 15256] close(3)                    = 0
[pid 15256] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15256] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.358516][T15243] vhci_hcd vhci_hcd.0: port 0 already used
[  265.379428][T15247] vhci_hcd vhci_hcd.0: port 0 already used
[  265.399954][T15251] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15256] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15256] close(5)                    = 0
[pid 15256] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15260 attached
) = 15260
[pid 15256] tkill(15260, SIGSTOP)       = 0
[pid 15256] exit_group(0 <unfinished ...>
[pid 15260] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15256, si_uid=0} ---
[pid 15256] <... exit_group resumed>)   = ?
[pid 15260] --- stopped by SIGSTOP ---
[pid 15256] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15256, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15260] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15260] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15261 attached
, child_tidptr=0x555556c505d0) = 15261
[pid 15261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15261] setpgid(0, 0)               = 0
[pid 15261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15261] write(3, "1000", 4)         = 4
[pid 15261] close(3)                    = 0
[pid 15261] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15261] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15261] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15261] close(5)                    = 0
[pid 15261] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15264 attached
) = 15264
[pid 15261] tkill(15264, SIGSTOP)       = 0
[pid 15264] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15261, si_uid=0} ---
[pid 15264] --- stopped by SIGSTOP ---
[pid 15261] exit_group(0)               = ?
[pid 15261] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15261, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15264] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15264] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15265 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15265
[pid 15265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15265] setpgid(0, 0)               = 0
[pid 15265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15265] write(3, "1000", 4)         = 4
[pid 15265] close(3)                    = 0
[pid 15265] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15265] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.421464][T15256] vhci_hcd vhci_hcd.0: port 0 already used
[  265.444794][T15261] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15265] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15265] close(5)                    = 0
[pid 15265] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15268 attached
) = 15268
[pid 15265] tkill(15268, SIGSTOP)       = 0
[pid 15268] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15265, si_uid=0} ---
[pid 15265] exit_group(0 <unfinished ...>
[pid 15268] --- stopped by SIGSTOP ---
[pid 15265] <... exit_group resumed>)   = ?
[pid 15265] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15265, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15268] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15269 attached
 <unfinished ...>
[pid 15268] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15269
[pid 15269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15269] setpgid(0, 0)               = 0
[pid 15269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15269] write(3, "1000", 4)         = 4
[pid 15269] close(3)                    = 0
[pid 15269] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15269] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.467319][T15265] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15269] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15269] close(5)                    = 0
[pid 15269] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15272 attached
) = 15272
[pid 15269] tkill(15272, SIGSTOP)       = 0
[pid 15272] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15269, si_uid=0} ---
[pid 15269] exit_group(0 <unfinished ...>
[pid 15272] --- stopped by SIGSTOP ---
[pid 15269] <... exit_group resumed>)   = ?
[pid 15269] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15269, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15272] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15272] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15273 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15273
[pid 15273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15273] setpgid(0, 0)               = 0
[pid 15273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15273] write(3, "1000", 4)         = 4
[pid 15273] close(3)                    = 0
[pid 15273] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15273] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15273] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15273] close(5)                    = 0
[pid 15273] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15276 attached
) = 15276
[pid 15273] tkill(15276, SIGSTOP <unfinished ...>
[pid 15276] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15273, si_uid=0} ---
[pid 15273] <... tkill resumed>)        = 0
[pid 15276] --- stopped by SIGSTOP ---
[pid 15273] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15276, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15273] exit_group(0)               = ?
[pid 15273] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15273, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15276] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15276] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15277 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15277
[pid 15277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15277] setpgid(0, 0)               = 0
[pid 15277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15277] write(3, "1000", 4)         = 4
[pid 15277] close(3)                    = 0
[pid 15277] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15277] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.493420][T15269] vhci_hcd vhci_hcd.0: port 0 already used
[  265.527058][T15273] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15277] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15277] close(5)                    = 0
[pid 15277] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15280 attached
) = 15280
[pid 15277] tkill(15280, SIGSTOP)       = 0
[pid 15277] exit_group(0)               = ?
[pid 15277] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15277, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15280] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15277, si_uid=0} ---
[pid 15280] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15281 attached
, child_tidptr=0x555556c505d0) = 15281
[pid 15281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15281] setpgid(0, 0)               = 0
[pid 15281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15281] write(3, "1000", 4)         = 4
[pid 15281] close(3)                    = 0
[pid 15281] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15281] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15281] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15281] close(5)                    = 0
[pid 15281] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15284 attached
) = 15284
[pid 15281] tkill(15284, SIGSTOP)       = 0
[pid 15281] exit_group(0)               = ?
[pid 15284] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15281, si_uid=0} ---
[pid 15281] +++ exited with 0 +++
[pid 15284] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15281, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15285 attached
, child_tidptr=0x555556c505d0) = 15285
[pid 15285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15285] setpgid(0, 0)               = 0
[pid 15285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15285] write(3, "1000", 4)         = 4
[pid 15285] close(3)                    = 0
[pid 15285] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15285] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15285] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15285] close(5)                    = 0
[pid 15285] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15288 attached
) = 15288
[pid 15285] tkill(15288, SIGSTOP)       = 0
[pid 15285] exit_group(0 <unfinished ...>
[pid 15288] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15285, si_uid=0} ---
[pid 15285] <... exit_group resumed>)   = ?
[pid 15288] --- stopped by SIGSTOP ---
[pid 15285] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15285, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15288] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15288] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15289 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15289
[pid 15289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15289] setpgid(0, 0)               = 0
[pid 15289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15289] write(3, "1000", 4)         = 4
[pid 15289] close(3)                    = 0
[pid 15289] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15289] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.551171][T15277] vhci_hcd vhci_hcd.0: port 0 already used
[  265.572615][T15281] vhci_hcd vhci_hcd.0: port 0 already used
[  265.595288][T15285] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15289] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15289] close(5)                    = 0
[pid 15289] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15292 attached
) = 15292
[pid 15289] tkill(15292, SIGSTOP)       = 0
[pid 15292] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15289, si_uid=0} ---
[pid 15289] exit_group(0 <unfinished ...>
[pid 15292] --- stopped by SIGSTOP ---
[pid 15289] <... exit_group resumed>)   = ?
[pid 15289] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15289, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15292] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15292] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15293 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15293
[pid 15293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15293] setpgid(0, 0)               = 0
[pid 15293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15293] write(3, "1000", 4)         = 4
[pid 15293] close(3)                    = 0
[pid 15293] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15293] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15293] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15293] close(5)                    = 0
[pid 15293] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15296 attached
) = 15296
[pid 15293] tkill(15296, SIGSTOP)       = 0
[pid 15296] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15293, si_uid=0} ---
[pid 15293] exit_group(0 <unfinished ...>
[pid 15296] --- stopped by SIGSTOP ---
[pid 15293] <... exit_group resumed>)   = ?
[pid 15293] +++ exited with 0 +++
[pid 15296] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15293, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15296] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15297 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15297
[pid 15297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15297] setpgid(0, 0)               = 0
[pid 15297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15297] write(3, "1000", 4)         = 4
[pid 15297] close(3)                    = 0
[pid 15297] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15297] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.617852][T15289] vhci_hcd vhci_hcd.0: port 0 already used
[  265.640632][T15293] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15297] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15297] close(5)                    = 0
[pid 15297] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15300 attached
) = 15300
[pid 15297] tkill(15300, SIGSTOP)       = 0
[pid 15297] exit_group(0 <unfinished ...>
[pid 15300] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15297, si_uid=0} ---
[pid 15297] <... exit_group resumed>)   = ?
[pid 15300] --- stopped by SIGSTOP ---
[pid 15297] +++ exited with 0 +++
[pid 15300] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15297, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15300] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15301 attached
, child_tidptr=0x555556c505d0) = 15301
[pid 15301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15301] setpgid(0, 0)               = 0
[pid 15301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15301] write(3, "1000", 4)         = 4
[pid 15301] close(3)                    = 0
[pid 15301] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15301] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15301] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15301] close(5)                    = 0
[pid 15301] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15304 attached
) = 15304
[pid 15301] tkill(15304, SIGSTOP)       = 0
[pid 15301] exit_group(0)               = ?
[pid 15304] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15301, si_uid=0} ---
[pid 15304] --- stopped by SIGSTOP ---
[pid 15301] +++ exited with 0 +++
[pid 15304] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15301, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15305 attached
 <unfinished ...>
[pid 15304] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15305
[pid 15305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15305] setpgid(0, 0)               = 0
[pid 15305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15305] write(3, "1000", 4)         = 4
[pid 15305] close(3)                    = 0
[pid 15305] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15305] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15305] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15305] close(5)                    = 0
[pid 15305] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15308 attached
) = 15308
[pid 15305] tkill(15308, SIGSTOP)       = 0
[pid 15308] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15305, si_uid=0} ---
[pid 15305] exit_group(0)               = ?
[pid 15308] --- stopped by SIGSTOP ---
[pid 15305] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15305, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15308] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15309 attached
, child_tidptr=0x555556c505d0) = 15309
[pid 15309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15308] +++ killed by SIGHUP +++
[pid 15309] setpgid(0, 0)               = 0
[pid 15309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15309] write(3, "1000", 4)         = 4
[pid 15309] close(3)                    = 0
[pid 15309] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15309] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.664392][T15297] vhci_hcd vhci_hcd.0: port 0 already used
[  265.687588][T15301] vhci_hcd vhci_hcd.0: port 0 already used
[  265.710057][T15305] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15309] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15309] close(5)                    = 0
[pid 15309] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15312 attached
) = 15312
[pid 15309] tkill(15312, SIGSTOP)       = 0
[pid 15309] exit_group(0)               = ?
[pid 15312] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15309, si_uid=0} ---
[pid 15312] --- stopped by SIGSTOP ---
[pid 15309] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15309, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15312] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15312] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15313 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15313
[pid 15313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15313] setpgid(0, 0)               = 0
[pid 15313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15313] write(3, "1000", 4)         = 4
[pid 15313] close(3)                    = 0
[pid 15313] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15313] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15313] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15313] close(5)                    = 0
[pid 15313] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15316 attached
) = 15316
[pid 15313] tkill(15316, SIGSTOP)       = 0
[pid 15316] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15313, si_uid=0} ---
[pid 15313] exit_group(0 <unfinished ...>
[pid 15316] --- stopped by SIGSTOP ---
[pid 15313] <... exit_group resumed>)   = ?
[pid 15313] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15313, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15316] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15316] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15317 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15317
[pid 15317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15317] setpgid(0, 0)               = 0
[pid 15317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15317] write(3, "1000", 4)         = 4
[pid 15317] close(3)                    = 0
[pid 15317] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15317] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15317] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15317] close(5)                    = 0
[pid 15317] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15320 attached
) = 15320
[pid 15317] tkill(15320, SIGSTOP)       = 0
[pid 15317] exit_group(0)               = ?
[pid 15320] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15317, si_uid=0} ---
[pid 15317] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15317, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15320] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15321 attached
, child_tidptr=0x555556c505d0) = 15321
[pid 15321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15321] setpgid(0, 0)               = 0
[pid 15321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15321] write(3, "1000", 4)         = 4
[pid 15321] close(3)                    = 0
[pid 15321] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15321] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.730613][T15309] vhci_hcd vhci_hcd.0: port 0 already used
[  265.753179][T15313] vhci_hcd vhci_hcd.0: port 0 already used
[  265.774961][T15317] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15321] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15321] close(5)                    = 0
[pid 15321] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15324 attached
) = 15324
[pid 15321] tkill(15324, SIGSTOP)       = 0
[pid 15324] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15321, si_uid=0} ---
[pid 15321] exit_group(0)               = ?
[pid 15324] --- stopped by SIGSTOP ---
[pid 15321] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15321, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15324] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15324] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15325 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15325
[pid 15325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15325] setpgid(0, 0)               = 0
[pid 15325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15325] write(3, "1000", 4)         = 4
[pid 15325] close(3)                    = 0
[pid 15325] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15325] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15325] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15325] close(5)                    = 0
[pid 15325] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15328 attached
) = 15328
[pid 15325] tkill(15328, SIGSTOP)       = 0
[pid 15328] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15325, si_uid=0} ---
[pid 15325] exit_group(0 <unfinished ...>
[pid 15328] --- stopped by SIGSTOP ---
[pid 15325] <... exit_group resumed>)   = ?
[pid 15325] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15325, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15328] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15329
[pid 15328] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15329 attached
[pid 15329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15329] setpgid(0, 0)               = 0
[pid 15329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15329] write(3, "1000", 4)         = 4
[pid 15329] close(3)                    = 0
[pid 15329] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15329] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15329] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15329] close(5)                    = 0
[  265.796500][T15321] vhci_hcd vhci_hcd.0: port 0 already used
[  265.818370][T15325] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15329] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15332 attached
) = 15332
[pid 15329] tkill(15332, SIGSTOP)       = 0
[pid 15332] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15329, si_uid=0} ---
[pid 15329] exit_group(0 <unfinished ...>
[pid 15332] --- stopped by SIGSTOP ---
[pid 15329] <... exit_group resumed>)   = ?
[pid 15329] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15329, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15332] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15332] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15333 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15333
[pid 15333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15333] setpgid(0, 0)               = 0
[pid 15333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15333] write(3, "1000", 4)         = 4
[pid 15333] close(3)                    = 0
[pid 15333] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15333] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.841693][T15329] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15333] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15333] close(5)                    = 0
[pid 15333] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15338 attached
) = 15338
[pid 15333] tkill(15338, SIGSTOP)       = 0
[pid 15333] exit_group(0 <unfinished ...>
[pid 15338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15333, si_uid=0} ---
[pid 15338] --- stopped by SIGSTOP ---
[pid 15333] <... exit_group resumed>)   = ?
[pid 15333] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15333, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15338] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15338] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15339 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15339
[pid 15339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15339] setpgid(0, 0)               = 0
[pid 15339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15339] write(3, "1000", 4)         = 4
[pid 15339] close(3)                    = 0
[pid 15339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15339] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15339] close(5)                    = 0
[pid 15339] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15342 attached
) = 15342
[pid 15339] tkill(15342, SIGSTOP)       = 0
[pid 15342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15339, si_uid=0} ---
[pid 15339] exit_group(0 <unfinished ...>
[pid 15342] --- stopped by SIGSTOP ---
[pid 15339] <... exit_group resumed>)   = ?
[pid 15339] +++ exited with 0 +++
[pid 15342] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15339, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15342] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15343 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15343
[pid 15343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15343] setpgid(0, 0)               = 0
[pid 15343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15343] write(3, "1000", 4)         = 4
[pid 15343] close(3)                    = 0
[pid 15343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  265.876570][T15333] vhci_hcd vhci_hcd.0: port 0 already used
[  265.900457][T15339] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15343] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15343] close(5)                    = 0
[pid 15343] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15346 attached
) = 15346
[pid 15343] tkill(15346, SIGSTOP)       = 0
[pid 15346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15343, si_uid=0} ---
[pid 15343] exit_group(0 <unfinished ...>
[pid 15346] --- stopped by SIGSTOP ---
[pid 15343] <... exit_group resumed>)   = ?
[pid 15343] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15343, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15346] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15347 attached
, child_tidptr=0x555556c505d0) = 15347
[pid 15347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15347] setpgid(0, 0 <unfinished ...>
[pid 15346] +++ killed by SIGHUP +++
[pid 15347] <... setpgid resumed>)      = 0
[pid 15347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15347] write(3, "1000", 4)         = 4
[pid 15347] close(3)                    = 0
[pid 15347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15347] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15347] close(5)                    = 0
[pid 15347] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15350 attached
) = 15350
[pid 15347] tkill(15350, SIGSTOP)       = 0
[pid 15347] exit_group(0 <unfinished ...>
[pid 15350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15347, si_uid=0} ---
[pid 15347] <... exit_group resumed>)   = ?
[pid 15350] --- stopped by SIGSTOP ---
[pid 15347] +++ exited with 0 +++
[pid 15350] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15350] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15351 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15351
[pid 15351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15351] setpgid(0, 0)               = 0
[pid 15351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15351] write(3, "1000", 4)         = 4
[pid 15351] close(3)                    = 0
[pid 15351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15351] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  265.925492][T15343] vhci_hcd vhci_hcd.0: port 0 already used
[  265.946979][T15347] vhci_hcd vhci_hcd.0: port 0 already used
[  265.971307][T15351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15351] close(5)                    = 0
[pid 15351] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15354 attached
) = 15354
[pid 15351] tkill(15354, SIGSTOP)       = 0
[pid 15354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15351, si_uid=0} ---
[pid 15351] exit_group(0 <unfinished ...>
[pid 15354] --- stopped by SIGSTOP ---
[pid 15351] <... exit_group resumed>)   = ?
[pid 15351] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15351, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15354] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15355 attached
 <unfinished ...>
[pid 15354] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15355
[pid 15355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15355] setpgid(0, 0)               = 0
[pid 15355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15355] write(3, "1000", 4)         = 4
[pid 15355] close(3)                    = 0
[pid 15355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15355] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15355] close(5)                    = 0
[pid 15355] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15358 attached
) = 15358
[pid 15355] tkill(15358, SIGSTOP)       = 0
[pid 15358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15355, si_uid=0} ---
[pid 15355] exit_group(0 <unfinished ...>
[pid 15358] --- stopped by SIGSTOP ---
[pid 15355] <... exit_group resumed>)   = ?
[pid 15355] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15358] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 15358] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15359 attached
, child_tidptr=0x555556c505d0) = 15359
[pid 15359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15359] setpgid(0, 0)               = 0
[pid 15359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15359] write(3, "1000", 4)         = 4
[pid 15359] close(3)                    = 0
[pid 15359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15359] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15359] close(5)                    = 0
[pid 15359] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15362 attached
) = 15362
[pid 15359] tkill(15362, SIGSTOP)       = 0
[pid 15359] exit_group(0 <unfinished ...>
[pid 15362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15359, si_uid=0} ---
[pid 15359] <... exit_group resumed>)   = ?
[pid 15362] --- stopped by SIGSTOP ---
[pid 15359] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15359, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15362] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15362] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15363 attached
, child_tidptr=0x555556c505d0) = 15363
[pid 15363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15363] setpgid(0, 0)               = 0
[pid 15363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15363] write(3, "1000", 4)         = 4
[pid 15363] close(3)                    = 0
[pid 15363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  265.995865][T15355] vhci_hcd vhci_hcd.0: port 0 already used
[  266.019777][T15359] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15363] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15363] close(5)                    = 0
[pid 15363] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15366 attached
) = 15366
[pid 15363] tkill(15366, SIGSTOP)       = 0
[pid 15366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15363, si_uid=0} ---
[pid 15363] exit_group(0 <unfinished ...>
[pid 15366] --- stopped by SIGSTOP ---
[pid 15363] <... exit_group resumed>)   = ?
[pid 15363] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15363, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15366] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15366] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15367 attached
, child_tidptr=0x555556c505d0) = 15367
[pid 15367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15367] setpgid(0, 0)               = 0
[pid 15367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15367] write(3, "1000", 4)         = 4
[pid 15367] close(3)                    = 0
[pid 15367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15367] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15367] close(5)                    = 0
[pid 15367] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15370 attached
) = 15370
[pid 15367] tkill(15370, SIGSTOP)       = 0
[pid 15370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15367, si_uid=0} ---
[pid 15367] exit_group(0)               = ?
[pid 15370] --- stopped by SIGSTOP ---
[pid 15367] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15367, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15370] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15370] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15371 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15371
[pid 15371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15371] setpgid(0, 0)               = 0
[pid 15371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15371] write(3, "1000", 4)         = 4
[pid 15371] close(3)                    = 0
[pid 15371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15371] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  266.052198][T15363] vhci_hcd vhci_hcd.0: port 0 already used
[  266.074547][T15367] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15371] close(5)                    = 0
[pid 15371] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15374 attached
) = 15374
[pid 15371] tkill(15374, SIGSTOP)       = 0
[pid 15371] exit_group(0 <unfinished ...>
[pid 15374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15371, si_uid=0} ---
[pid 15371] <... exit_group resumed>)   = ?
[pid 15374] --- stopped by SIGSTOP ---
[pid 15371] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15371, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15374] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15374] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15375 attached
, child_tidptr=0x555556c505d0) = 15375
[pid 15375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15375] setpgid(0, 0)               = 0
[pid 15375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15375] write(3, "1000", 4)         = 4
[pid 15375] close(3)                    = 0
[pid 15375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15375] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15375] close(5)                    = 0
[pid 15375] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15378 attached
) = 15378
[pid 15375] tkill(15378, SIGSTOP)       = 0
[pid 15378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15375, si_uid=0} ---
[pid 15375] exit_group(0 <unfinished ...>
[pid 15378] --- stopped by SIGSTOP ---
[pid 15375] <... exit_group resumed>)   = ?
[pid 15375] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15375, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15378] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15378] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15379 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15379
[pid 15379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15379] setpgid(0, 0)               = 0
[pid 15379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15379] write(3, "1000", 4)         = 4
[pid 15379] close(3)                    = 0
[pid 15379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.097326][T15371] vhci_hcd vhci_hcd.0: port 0 already used
[  266.120980][T15375] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15379] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15379] close(5)                    = 0
[pid 15379] clone(child_stack=NULL, flags=0) = 15382
[pid 15379] tkill(15382, SIGSTOP)       = 0
[pid 15379] exit_group(0)               = ?
[pid 15379] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15379, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15383
./strace-static-x86_64: Process 15382 attached
[pid 15382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15379, si_uid=0} ---
[pid 15382] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 15383 attached
[pid 15383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15383] setpgid(0, 0)               = 0
[pid 15383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15383] write(3, "1000", 4)         = 4
[pid 15383] close(3)                    = 0
[pid 15383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15383] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15383] close(5)                    = 0
[pid 15383] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15386 attached
) = 15386
[pid 15383] tkill(15386, SIGSTOP)       = 0
[pid 15386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15383, si_uid=0} ---
[pid 15383] exit_group(0 <unfinished ...>
[pid 15386] --- stopped by SIGSTOP ---
[pid 15383] <... exit_group resumed>)   = ?
[pid 15383] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15383, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15386] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15386] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15387 attached
, child_tidptr=0x555556c505d0) = 15387
[pid 15387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15387] setpgid(0, 0)               = 0
[pid 15387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15387] write(3, "1000", 4)         = 4
[pid 15387] close(3)                    = 0
[pid 15387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.143077][T15379] vhci_hcd vhci_hcd.0: port 0 already used
[  266.172468][T15383] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15387] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15387] close(5)                    = 0
[pid 15387] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15391 attached
) = 15391
[pid 15387] tkill(15391, SIGSTOP)       = 0
[pid 15387] exit_group(0 <unfinished ...>
[pid 15391] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15387, si_uid=0} ---
[pid 15387] <... exit_group resumed>)   = ?
[pid 15391] --- stopped by SIGSTOP ---
[pid 15387] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15387, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15392 attached
, child_tidptr=0x555556c505d0) = 15392
[pid 15392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15392] setpgid(0, 0)               = 0
[pid 15392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15392] write(3, "1000", 4)         = 4
[pid 15392] close(3)                    = 0
[pid 15392] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15392] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15392] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15392] close(5)                    = 0
[pid 15392] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15396 attached
) = 15396
[pid 15392] tkill(15396, SIGSTOP)       = 0
[pid 15392] exit_group(0 <unfinished ...>
[pid 15396] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15392, si_uid=0} ---
[pid 15392] <... exit_group resumed>)   = ?
[pid 15396] --- stopped by SIGSTOP ---
[pid 15392] +++ exited with 0 +++
[pid 15396] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15392, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15396] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15397 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15397
[pid 15397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15397] setpgid(0, 0)               = 0
[pid 15397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15397] write(3, "1000", 4)         = 4
[pid 15397] close(3)                    = 0
[pid 15397] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15397] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15397] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15397] close(5)                    = 0
[pid 15397] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15400 attached
) = 15400
[pid 15397] tkill(15400, SIGSTOP)       = 0
[pid 15397] exit_group(0)               = ?
[pid 15400] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15397, si_uid=0} ---
[pid 15397] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15397, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15400] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15401 attached
, child_tidptr=0x555556c505d0) = 15401
[pid 15401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15401] setpgid(0, 0)               = 0
[pid 15401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15401] write(3, "1000", 4)         = 4
[pid 15401] close(3)                    = 0
[pid 15401] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  266.196097][T15387] vhci_hcd vhci_hcd.0: port 0 already used
[  266.218257][T15392] vhci_hcd vhci_hcd.0: port 0 already used
[  266.240376][T15397] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15401] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15401] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15401] close(5)                    = 0
[pid 15401] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15406 attached
) = 15406
[pid 15401] tkill(15406, SIGSTOP)       = 0
[pid 15406] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15401, si_uid=0} ---
[pid 15406] --- stopped by SIGSTOP ---
[pid 15401] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15406, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15401] exit_group(0)               = ?
[pid 15401] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15401, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15406] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15406] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15407 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15407
[pid 15407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15407] setpgid(0, 0)               = 0
[pid 15407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15407] write(3, "1000", 4)         = 4
[pid 15407] close(3)                    = 0
[pid 15407] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15407] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15407] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15407] close(5)                    = 0
[pid 15407] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15410 attached
) = 15410
[pid 15407] tkill(15410, SIGSTOP)       = 0
[pid 15410] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15407, si_uid=0} ---
[pid 15407] exit_group(0 <unfinished ...>
[pid 15410] --- stopped by SIGSTOP ---
[pid 15407] <... exit_group resumed>)   = ?
[pid 15407] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15407, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15410] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15411
./strace-static-x86_64: Process 15411 attached
[pid 15410] +++ killed by SIGHUP +++
[pid 15411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15411] setpgid(0, 0)               = 0
[pid 15411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15411] write(3, "1000", 4)         = 4
[pid 15411] close(3)                    = 0
[pid 15411] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15411] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.262322][T15401] vhci_hcd vhci_hcd.0: port 0 already used
[  266.285092][T15407] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15411] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15411] close(5)                    = 0
[pid 15411] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15414 attached
) = 15414
[pid 15411] tkill(15414, SIGSTOP)       = 0
[pid 15411] exit_group(0 <unfinished ...>
[pid 15414] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15411, si_uid=0} ---
[pid 15411] <... exit_group resumed>)   = ?
[pid 15414] --- stopped by SIGSTOP ---
[pid 15411] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15411, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15414] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15415 attached
, child_tidptr=0x555556c505d0) = 15415
[pid 15414] +++ killed by SIGHUP +++
[pid 15415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15415] setpgid(0, 0)               = 0
[pid 15415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15415] write(3, "1000", 4)         = 4
[pid 15415] close(3)                    = 0
[pid 15415] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15415] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15415] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15415] close(5)                    = 0
[pid 15415] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15418 attached
) = 15418
[pid 15415] tkill(15418, SIGSTOP)       = 0
[pid 15415] exit_group(0)               = ?
[pid 15418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15415, si_uid=0} ---
[pid 15418] --- stopped by SIGSTOP ---
[pid 15415] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15415, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15418] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15418] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15419 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15419
[pid 15419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15419] setpgid(0, 0)               = 0
[pid 15419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15419] write(3, "1000", 4)         = 4
[pid 15419] close(3)                    = 0
[pid 15419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15419] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15419] close(5)                    = 0
[pid 15419] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15422 attached
) = 15422
[pid 15419] tkill(15422, SIGSTOP)       = 0
[pid 15419] exit_group(0 <unfinished ...>
[pid 15422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15419, si_uid=0} ---
[pid 15419] <... exit_group resumed>)   = ?
[pid 15422] --- stopped by SIGSTOP ---
[pid 15419] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15422] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15422] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15423 attached
, child_tidptr=0x555556c505d0) = 15423
[pid 15423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15423] setpgid(0, 0)               = 0
[pid 15423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15423] write(3, "1000", 4)         = 4
[pid 15423] close(3)                    = 0
[pid 15423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.309085][T15411] vhci_hcd vhci_hcd.0: port 0 already used
[  266.330408][T15415] vhci_hcd vhci_hcd.0: port 0 already used
[  266.351975][T15419] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15423] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15423] close(5)                    = 0
[pid 15423] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15426 attached
) = 15426
[pid 15423] tkill(15426, SIGSTOP)       = 0
[pid 15423] exit_group(0 <unfinished ...>
[pid 15426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15423, si_uid=0} ---
[pid 15423] <... exit_group resumed>)   = ?
[pid 15426] --- stopped by SIGSTOP ---
[pid 15423] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15426] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15426] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15427 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15427
[pid 15427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15427] setpgid(0, 0)               = 0
[pid 15427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15427] write(3, "1000", 4)         = 4
[pid 15427] close(3)                    = 0
[pid 15427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15427] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15427] close(5)                    = 0
[pid 15427] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15430 attached
) = 15430
[pid 15427] tkill(15430, SIGSTOP)       = 0
[pid 15427] exit_group(0)               = ?
[pid 15430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15427, si_uid=0} ---
[pid 15427] +++ exited with 0 +++
[pid 15430] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15431 attached
, child_tidptr=0x555556c505d0) = 15431
[pid 15431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15431] setpgid(0, 0)               = 0
[pid 15431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15431] write(3, "1000", 4)         = 4
[pid 15431] close(3)                    = 0
[pid 15431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.374346][T15423] vhci_hcd vhci_hcd.0: port 0 already used
[  266.397427][T15427] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15431] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15431] close(5)                    = 0
[pid 15431] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15434 attached
) = 15434
[pid 15431] tkill(15434, SIGSTOP <unfinished ...>
[pid 15434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15431, si_uid=0} ---
[pid 15431] <... tkill resumed>)        = 0
[pid 15434] --- stopped by SIGSTOP ---
[pid 15431] exit_group(0)               = ?
[pid 15431] +++ exited with 0 +++
[pid 15434] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15434] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15435 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15435
[pid 15435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15435] setpgid(0, 0)               = 0
[pid 15435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15435] write(3, "1000", 4)         = 4
[pid 15435] close(3)                    = 0
[pid 15435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15435] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15435] close(5)                    = 0
[pid 15435] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15438 attached
) = 15438
[pid 15435] tkill(15438, SIGSTOP)       = 0
[pid 15435] exit_group(0)               = ?
[pid 15438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15435, si_uid=0} ---
[pid 15438] --- stopped by SIGSTOP ---
[pid 15435] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15435, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15438] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15438] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15439 attached
, child_tidptr=0x555556c505d0) = 15439
[pid 15439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15439] setpgid(0, 0)               = 0
[pid 15439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15439] write(3, "1000", 4)         = 4
[pid 15439] close(3)                    = 0
[pid 15439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15439] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15439] close(5)                    = 0
[pid 15439] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15443 attached
) = 15443
[pid 15439] tkill(15443, SIGSTOP)       = 0
[pid 15443] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15439, si_uid=0} ---
[pid 15443] --- stopped by SIGSTOP ---
[pid 15439] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15443, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15439] exit_group(0)               = ?
[pid 15439] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15439, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15443] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15443] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15444 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15444
[pid 15444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15444] setpgid(0, 0)               = 0
[pid 15444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15444] write(3, "1000", 4)         = 4
[pid 15444] close(3)                    = 0
[pid 15444] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15444] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.419890][T15431] vhci_hcd vhci_hcd.0: port 0 already used
[  266.442800][T15435] vhci_hcd vhci_hcd.0: port 0 already used
[  266.464395][T15439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15444] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15444] close(5)                    = 0
[pid 15444] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15448 attached
) = 15448
[pid 15444] tkill(15448, SIGSTOP)       = 0
[pid 15448] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15444, si_uid=0} ---
[pid 15444] exit_group(0 <unfinished ...>
[pid 15448] --- stopped by SIGSTOP ---
[pid 15444] <... exit_group resumed>)   = ?
[pid 15444] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15444, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15448] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15449 attached
, child_tidptr=0x555556c505d0) = 15449
[pid 15448] +++ killed by SIGHUP +++
[pid 15449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15449] setpgid(0, 0)               = 0
[pid 15449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15449] write(3, "1000", 4)         = 4
[pid 15449] close(3)                    = 0
[pid 15449] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15449] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15449] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15449] close(5)                    = 0
[pid 15449] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15452 attached
) = 15452
[pid 15449] tkill(15452, SIGSTOP)       = 0
[pid 15452] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15449, si_uid=0} ---
[pid 15449] exit_group(0 <unfinished ...>
[pid 15452] --- stopped by SIGSTOP ---
[pid 15449] <... exit_group resumed>)   = ?
[pid 15449] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15449, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15452] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15452] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15453 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15453
[pid 15453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15453] setpgid(0, 0)               = 0
[pid 15453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15453] write(3, "1000", 4)         = 4
[pid 15453] close(3)                    = 0
[pid 15453] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15453] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15453] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15453] close(5)                    = 0
[pid 15453] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15456 attached
) = 15456
[pid 15453] tkill(15456, SIGSTOP)       = 0
[pid 15453] exit_group(0 <unfinished ...>
[pid 15456] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15453, si_uid=0} ---
[pid 15453] <... exit_group resumed>)   = ?
[pid 15456] --- stopped by SIGSTOP ---
[pid 15453] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15453, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15456] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15456] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15457 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15457
[pid 15457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15457] setpgid(0, 0)               = 0
[pid 15457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15457] write(3, "1000", 4)         = 4
[pid 15457] close(3)                    = 0
[pid 15457] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15457] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.488601][T15444] vhci_hcd vhci_hcd.0: port 0 already used
[  266.509501][T15449] vhci_hcd vhci_hcd.0: port 0 already used
[  266.532950][T15453] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15457] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15457] close(5)                    = 0
[pid 15457] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15460 attached
) = 15460
[pid 15457] tkill(15460, SIGSTOP)       = 0
[pid 15460] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15457, si_uid=0} ---
[pid 15457] exit_group(0)               = ?
[pid 15460] --- stopped by SIGSTOP ---
[pid 15457] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15457, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15460] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15460] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15461 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15461
[pid 15461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15461] setpgid(0, 0)               = 0
[pid 15461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15461] write(3, "1000", 4)         = 4
[pid 15461] close(3)                    = 0
[pid 15461] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15461] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15461] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15461] close(5)                    = 0
[pid 15461] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15464 attached
) = 15464
[pid 15461] tkill(15464, SIGSTOP)       = 0
[pid 15464] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15461, si_uid=0} ---
[pid 15461] exit_group(0 <unfinished ...>
[pid 15464] --- stopped by SIGSTOP ---
[pid 15461] <... exit_group resumed>)   = ?
[pid 15461] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15461, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15464] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 15464] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15465 attached
, child_tidptr=0x555556c505d0) = 15465
[pid 15465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15465] setpgid(0, 0)               = 0
[pid 15465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15465] write(3, "1000", 4)         = 4
[pid 15465] close(3)                    = 0
[pid 15465] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15465] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15465] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15465] close(5)                    = 0
[pid 15465] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15468 attached
) = 15468
[pid 15465] tkill(15468, SIGSTOP)       = 0
[pid 15468] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15465, si_uid=0} ---
[pid 15465] exit_group(0 <unfinished ...>
[pid 15468] --- stopped by SIGSTOP ---
[pid 15465] <... exit_group resumed>)   = ?
[pid 15465] +++ exited with 0 +++
[pid 15468] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15465, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15468] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15469 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15469
[pid 15469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15469] setpgid(0, 0)               = 0
[pid 15469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15469] write(3, "1000", 4)         = 4
[pid 15469] close(3)                    = 0
[pid 15469] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15469] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.554813][T15457] vhci_hcd vhci_hcd.0: port 0 already used
[  266.576426][T15461] vhci_hcd vhci_hcd.0: port 0 already used
[  266.599186][T15465] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15469] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15469] close(5)                    = 0
[pid 15469] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15472 attached
) = 15472
[pid 15469] tkill(15472, SIGSTOP)       = 0
[pid 15469] exit_group(0 <unfinished ...>
[pid 15472] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15469, si_uid=0} ---
[pid 15469] <... exit_group resumed>)   = ?
[pid 15472] --- stopped by SIGSTOP ---
[pid 15469] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15469, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15472] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15473 attached
, child_tidptr=0x555556c505d0) = 15473
[pid 15472] +++ killed by SIGHUP +++
[pid 15473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15473] setpgid(0, 0)               = 0
[pid 15473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15473] write(3, "1000", 4)         = 4
[pid 15473] close(3)                    = 0
[pid 15473] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15473] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15473] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15473] close(5)                    = 0
[pid 15473] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15476 attached
) = 15476
[pid 15473] tkill(15476, SIGSTOP)       = 0
[pid 15473] exit_group(0)               = ?
[pid 15476] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15473, si_uid=0} ---
[pid 15476] --- stopped by SIGSTOP ---
[pid 15473] +++ exited with 0 +++
[pid 15476] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15473, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15477 attached
, child_tidptr=0x555556c505d0) = 15477
[pid 15476] +++ killed by SIGHUP +++
[pid 15477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15477] setpgid(0, 0)               = 0
[pid 15477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15477] write(3, "1000", 4)         = 4
[pid 15477] close(3)                    = 0
[pid 15477] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15477] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15477] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15477] close(5)                    = 0
[pid 15477] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15480 attached
) = 15480
[pid 15477] tkill(15480, SIGSTOP)       = 0
[pid 15477] exit_group(0)               = ?
[pid 15480] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15477, si_uid=0} ---
[pid 15480] --- stopped by SIGSTOP ---
[pid 15477] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15477, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15481 attached
, child_tidptr=0x555556c505d0) = 15481
[pid 15481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15481] setpgid(0, 0)               = 0
[pid 15481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15481] write(3, "1000", 4)         = 4
[pid 15481] close(3)                    = 0
[pid 15481] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15481] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.621082][T15469] vhci_hcd vhci_hcd.0: port 0 already used
[  266.642793][T15473] vhci_hcd vhci_hcd.0: port 0 already used
[  266.663527][T15477] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15481] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15481] close(5)                    = 0
[pid 15481] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15484 attached
) = 15484
[pid 15481] tkill(15484, SIGSTOP)       = 0
[pid 15481] exit_group(0 <unfinished ...>
[pid 15484] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15481, si_uid=0} ---
[pid 15481] <... exit_group resumed>)   = ?
[pid 15484] --- stopped by SIGSTOP ---
[pid 15481] +++ exited with 0 +++
[pid 15484] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15481, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15484] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15485 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15485
[pid 15485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15485] setpgid(0, 0)               = 0
[pid 15485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15485] write(3, "1000", 4)         = 4
[pid 15485] close(3)                    = 0
[pid 15485] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15485] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15485] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15485] close(5)                    = 0
[pid 15485] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15488 attached
) = 15488
[pid 15485] tkill(15488, SIGSTOP)       = 0
[pid 15485] exit_group(0 <unfinished ...>
[pid 15488] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15485, si_uid=0} ---
[pid 15485] <... exit_group resumed>)   = ?
[pid 15488] --- stopped by SIGSTOP ---
[pid 15485] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15485, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15488] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15488] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15489 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15489
[pid 15489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15489] setpgid(0, 0)               = 0
[pid 15489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15489] write(3, "1000", 4)         = 4
[pid 15489] close(3)                    = 0
[pid 15489] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15489] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15489] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15489] close(5)                    = 0
[pid 15489] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15492 attached
) = 15492
[pid 15489] tkill(15492, SIGSTOP)       = 0
[pid 15489] exit_group(0)               = ?
[pid 15492] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15489, si_uid=0} ---
[pid 15492] --- stopped by SIGSTOP ---
[pid 15489] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15489, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15493 attached
, child_tidptr=0x555556c505d0) = 15493
[pid 15493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15493] setpgid(0, 0)               = 0
[pid 15493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15493] write(3, "1000", 4)         = 4
[pid 15493] close(3)                    = 0
[pid 15493] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15493] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.684668][T15481] vhci_hcd vhci_hcd.0: port 0 already used
[  266.705761][T15485] vhci_hcd vhci_hcd.0: port 0 already used
[  266.727676][T15489] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15493] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15493] close(5)                    = 0
[pid 15493] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15496 attached
) = 15496
[pid 15493] tkill(15496, SIGSTOP)       = 0
[pid 15496] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15493, si_uid=0} ---
[pid 15493] exit_group(0 <unfinished ...>
[pid 15496] --- stopped by SIGSTOP ---
[pid 15493] <... exit_group resumed>)   = ?
[pid 15493] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15493, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15496] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15496] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15497 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15497
[pid 15497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15497] setpgid(0, 0)               = 0
[pid 15497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15497] write(3, "1000", 4)         = 4
[pid 15497] close(3)                    = 0
[pid 15497] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15497] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15497] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15497] close(5)                    = 0
[pid 15497] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15500 attached
) = 15500
[pid 15497] tkill(15500, SIGSTOP)       = 0
[pid 15497] exit_group(0 <unfinished ...>
[pid 15500] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15497, si_uid=0} ---
[pid 15497] <... exit_group resumed>)   = ?
[pid 15500] --- stopped by SIGSTOP ---
[pid 15497] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15497, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15500] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15500] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15501 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15501
[pid 15501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15501] setpgid(0, 0)               = 0
[pid 15501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15501] write(3, "1000", 4)         = 4
[pid 15501] close(3)                    = 0
[pid 15501] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15501] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.748134][T15493] vhci_hcd vhci_hcd.0: port 0 already used
[  266.770987][T15497] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15501] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15501] close(5)                    = 0
[pid 15501] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15504 attached
) = 15504
[pid 15501] tkill(15504, SIGSTOP)       = 0
[pid 15504] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15501, si_uid=0} ---
[pid 15501] exit_group(0 <unfinished ...>
[pid 15504] --- stopped by SIGSTOP ---
[pid 15501] <... exit_group resumed>)   = ?
[pid 15501] +++ exited with 0 +++
[pid 15504] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15501, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15504] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15505 attached
, child_tidptr=0x555556c505d0) = 15505
[pid 15505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15505] setpgid(0, 0)               = 0
[pid 15505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15505] write(3, "1000", 4)         = 4
[pid 15505] close(3)                    = 0
[pid 15505] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15505] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15505] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15505] close(5)                    = 0
[pid 15505] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15508 attached
) = 15508
[pid 15505] tkill(15508, SIGSTOP)       = 0
[pid 15505] exit_group(0 <unfinished ...>
[pid 15508] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15505, si_uid=0} ---
[pid 15505] <... exit_group resumed>)   = ?
[pid 15508] --- stopped by SIGSTOP ---
[pid 15505] +++ exited with 0 +++
[pid 15508] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15505, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15508] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15509 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15509
[pid 15509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15509] setpgid(0, 0)               = 0
[pid 15509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15509] write(3, "1000", 4)         = 4
[pid 15509] close(3)                    = 0
[pid 15509] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15509] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15509] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15509] close(5)                    = 0
[pid 15509] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15512 attached
) = 15512
[pid 15509] tkill(15512, SIGSTOP)       = 0
[pid 15509] exit_group(0 <unfinished ...>
[pid 15512] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15509, si_uid=0} ---
[pid 15509] <... exit_group resumed>)   = ?
[pid 15512] --- stopped by SIGSTOP ---
[pid 15509] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15509, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15512] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15512] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15513 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15513
[pid 15513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15513] setpgid(0, 0)               = 0
[pid 15513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15513] write(3, "1000", 4)         = 4
[pid 15513] close(3)                    = 0
[pid 15513] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15513] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.793472][T15501] vhci_hcd vhci_hcd.0: port 0 already used
[  266.815986][T15505] vhci_hcd vhci_hcd.0: port 0 already used
[  266.837977][T15509] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15513] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15513] close(5)                    = 0
[pid 15513] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15516 attached
) = 15516
[pid 15513] tkill(15516, SIGSTOP)       = 0
[pid 15513] exit_group(0 <unfinished ...>
[pid 15516] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15513, si_uid=0} ---
[pid 15513] <... exit_group resumed>)   = ?
[pid 15516] --- stopped by SIGSTOP ---
[pid 15513] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15513, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15516] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15516] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15517 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15517
[pid 15517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15517] setpgid(0, 0)               = 0
[pid 15517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15517] write(3, "1000", 4)         = 4
[pid 15517] close(3)                    = 0
[pid 15517] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15517] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15517] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15517] close(5)                    = 0
[pid 15517] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15520 attached
) = 15520
[pid 15517] tkill(15520, SIGSTOP)       = 0
[pid 15520] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15517, si_uid=0} ---
[pid 15517] exit_group(0 <unfinished ...>
[pid 15520] --- stopped by SIGSTOP ---
[pid 15517] <... exit_group resumed>)   = ?
[pid 15517] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15517, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15520] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15520] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15521 attached
, child_tidptr=0x555556c505d0) = 15521
[pid 15521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15521] setpgid(0, 0)               = 0
[pid 15521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15521] write(3, "1000", 4)         = 4
[pid 15521] close(3)                    = 0
[pid 15521] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15521] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15521] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15521] close(5)                    = 0
[  266.859923][T15513] vhci_hcd vhci_hcd.0: port 0 already used
[  266.881800][T15517] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15521] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15524 attached
) = 15524
[pid 15521] tkill(15524, SIGSTOP)       = 0
[pid 15521] exit_group(0 <unfinished ...>
[pid 15524] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15521, si_uid=0} ---
[pid 15521] <... exit_group resumed>)   = ?
[pid 15524] --- stopped by SIGSTOP ---
[pid 15521] +++ exited with 0 +++
[pid 15524] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15521, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15524] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15525 attached
, child_tidptr=0x555556c505d0) = 15525
[pid 15525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15525] setpgid(0, 0)               = 0
[pid 15525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15525] write(3, "1000", 4)         = 4
[pid 15525] close(3)                    = 0
[pid 15525] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15525] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15525] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15525] close(5)                    = 0
[pid 15525] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15528 attached
) = 15528
[pid 15525] tkill(15528, SIGSTOP)       = 0
[pid 15528] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15525, si_uid=0} ---
[pid 15528] --- stopped by SIGSTOP ---
[pid 15525] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15528, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15525] exit_group(0)               = ?
[pid 15525] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15525, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15528] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15528] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15529 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15529
[pid 15529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15529] setpgid(0, 0)               = 0
[pid 15529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15529] write(3, "1000", 4)         = 4
[pid 15529] close(3)                    = 0
[pid 15529] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15529] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.905080][T15521] vhci_hcd vhci_hcd.0: port 0 already used
[  266.929060][T15525] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15529] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15529] close(5)                    = 0
[pid 15529] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15532 attached
) = 15532
[pid 15529] tkill(15532, SIGSTOP)       = 0
[pid 15532] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15529, si_uid=0} ---
[pid 15532] --- stopped by SIGSTOP ---
[pid 15529] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15532, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15529] exit_group(0)               = ?
[pid 15529] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15529, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15532] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15532] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15533 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15533
[pid 15533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15533] setpgid(0, 0)               = 0
[pid 15533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15533] write(3, "1000", 4)         = 4
[pid 15533] close(3)                    = 0
[pid 15533] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15533] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15533] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15533] close(5)                    = 0
[pid 15533] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15536 attached
) = 15536
[pid 15533] tkill(15536, SIGSTOP)       = 0
[pid 15536] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15533, si_uid=0} ---
[pid 15533] exit_group(0 <unfinished ...>
[pid 15536] --- stopped by SIGSTOP ---
[pid 15533] <... exit_group resumed>)   = ?
[pid 15533] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15533, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15536] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15536] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15537 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15537
[pid 15537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15537] setpgid(0, 0)               = 0
[pid 15537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15537] write(3, "1000", 4)         = 4
[pid 15537] close(3)                    = 0
[pid 15537] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15537] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.951038][T15529] vhci_hcd vhci_hcd.0: port 0 already used
[  266.974067][T15533] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15537] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15537] close(5)                    = 0
[pid 15537] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15540 attached
) = 15540
[pid 15537] tkill(15540, SIGSTOP)       = 0
[pid 15537] exit_group(0 <unfinished ...>
[pid 15540] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15537, si_uid=0} ---
[pid 15540] --- stopped by SIGSTOP ---
[pid 15537] <... exit_group resumed>)   = ?
[pid 15537] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15537, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15540] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15540] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15541 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15541
[pid 15541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15541] setpgid(0, 0)               = 0
[pid 15541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15541] write(3, "1000", 4)         = 4
[pid 15541] close(3)                    = 0
[pid 15541] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15541] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15541] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15541] close(5)                    = 0
[pid 15541] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15544 attached
) = 15544
[pid 15541] tkill(15544, SIGSTOP)       = 0
[pid 15544] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15541, si_uid=0} ---
[pid 15541] exit_group(0 <unfinished ...>
[pid 15544] --- stopped by SIGSTOP ---
[pid 15541] <... exit_group resumed>)   = ?
[pid 15541] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15541, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15544] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15544] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15545 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15545
[pid 15545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15545] setpgid(0, 0)               = 0
[pid 15545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15545] write(3, "1000", 4)         = 4
[pid 15545] close(3)                    = 0
[pid 15545] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15545] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  266.997115][T15537] vhci_hcd vhci_hcd.0: port 0 already used
[  267.020061][T15541] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15545] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15545] close(5)                    = 0
[pid 15545] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15548 attached
) = 15548
[pid 15545] tkill(15548, SIGSTOP)       = 0
[pid 15548] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15545, si_uid=0} ---
[pid 15545] exit_group(0 <unfinished ...>
[pid 15548] --- stopped by SIGSTOP ---
[pid 15545] <... exit_group resumed>)   = ?
[pid 15545] +++ exited with 0 +++
[pid 15548] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15545, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15548] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15549 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15549
[pid 15549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15549] setpgid(0, 0)               = 0
[pid 15549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15549] write(3, "1000", 4)         = 4
[pid 15549] close(3)                    = 0
[pid 15549] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15549] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15549] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15549] close(5)                    = 0
[pid 15549] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15552 attached
) = 15552
[pid 15549] tkill(15552, SIGSTOP)       = 0
[pid 15549] exit_group(0)               = ?
[pid 15552] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15549, si_uid=0} ---
[pid 15552] --- stopped by SIGSTOP ---
[pid 15549] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15549, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15552] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15552] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15553
./strace-static-x86_64: Process 15553 attached
[pid 15553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15553] setpgid(0, 0)               = 0
[pid 15553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15553] write(3, "1000", 4)         = 4
[pid 15553] close(3)                    = 0
[pid 15553] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15553] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15553] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15553] close(5)                    = 0
[pid 15553] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15556 attached
) = 15556
[pid 15553] tkill(15556, SIGSTOP)       = 0
[pid 15553] exit_group(0 <unfinished ...>
[pid 15556] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15553, si_uid=0} ---
[pid 15556] --- stopped by SIGSTOP ---
[pid 15553] <... exit_group resumed>)   = ?
[pid 15553] +++ exited with 0 +++
[pid 15556] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15553, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15556] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15557 attached
, child_tidptr=0x555556c505d0) = 15557
[pid 15557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15557] setpgid(0, 0)               = 0
[pid 15557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15557] write(3, "1000", 4)         = 4
[pid 15557] close(3)                    = 0
[pid 15557] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15557] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.042247][T15545] vhci_hcd vhci_hcd.0: port 0 already used
[  267.064469][T15549] vhci_hcd vhci_hcd.0: port 0 already used
[  267.086347][T15553] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15557] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15557] close(5)                    = 0
[pid 15557] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15560 attached
) = 15560
[pid 15557] tkill(15560, SIGSTOP)       = 0
[pid 15560] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15557, si_uid=0} ---
[pid 15557] exit_group(0 <unfinished ...>
[pid 15560] --- stopped by SIGSTOP ---
[pid 15557] <... exit_group resumed>)   = ?
[pid 15557] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15557, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15560] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15560] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15561 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15561
[pid 15561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15561] setpgid(0, 0)               = 0
[pid 15561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15561] write(3, "1000", 4)         = 4
[pid 15561] close(3)                    = 0
[pid 15561] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15561] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15561] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15561] close(5)                    = 0
[pid 15561] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15564 attached
) = 15564
[pid 15561] tkill(15564, SIGSTOP)       = 0
[pid 15564] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15561, si_uid=0} ---
[pid 15561] exit_group(0 <unfinished ...>
[pid 15564] --- stopped by SIGSTOP ---
[pid 15561] <... exit_group resumed>)   = ?
[pid 15561] +++ exited with 0 +++
[pid 15564] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15561, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15564] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15565 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15565
[pid 15565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15565] setpgid(0, 0)               = 0
[pid 15565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15565] write(3, "1000", 4)         = 4
[pid 15565] close(3)                    = 0
[pid 15565] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15565] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.110731][T15557] vhci_hcd vhci_hcd.0: port 0 already used
[  267.133817][T15561] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15565] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15565] close(5)                    = 0
[pid 15565] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15568 attached
) = 15568
[pid 15565] tkill(15568, SIGSTOP)       = 0
[pid 15565] exit_group(0)               = ?
[pid 15565] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15565, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15568] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15565, si_uid=0} ---
[pid 15568] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15569
./strace-static-x86_64: Process 15569 attached
[pid 15569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15569] setpgid(0, 0)               = 0
[pid 15569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15569] write(3, "1000", 4)         = 4
[pid 15569] close(3)                    = 0
[pid 15569] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15569] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.156150][T15565] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15569] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15569] close(5)                    = 0
[pid 15569] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15572 attached
) = 15572
[pid 15569] tkill(15572, SIGSTOP)       = 0
[pid 15572] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15569, si_uid=0} ---
[pid 15569] exit_group(0 <unfinished ...>
[pid 15572] --- stopped by SIGSTOP ---
[pid 15569] <... exit_group resumed>)   = ?
[pid 15569] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15569, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15572] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15573 attached
, child_tidptr=0x555556c505d0) = 15573
[pid 15573] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 15572] +++ killed by SIGHUP +++
[pid 15573] <... prctl resumed>)        = 0
[pid 15573] setpgid(0, 0)               = 0
[pid 15573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15573] write(3, "1000", 4)         = 4
[pid 15573] close(3)                    = 0
[pid 15573] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15573] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15573] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15573] close(5)                    = 0
[pid 15573] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15578 attached
) = 15578
[pid 15573] tkill(15578, SIGSTOP)       = 0
[pid 15573] exit_group(0)               = ?
[pid 15578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15573, si_uid=0} ---
[pid 15573] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15573, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15578] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15579 attached
, child_tidptr=0x555556c505d0) = 15579
[pid 15579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15579] setpgid(0, 0)               = 0
[pid 15579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15579] write(3, "1000", 4)         = 4
[pid 15579] close(3)                    = 0
[pid 15579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15579] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15579] close(5)                    = 0
[pid 15579] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15583 attached
) = 15583
[pid 15579] tkill(15583, SIGSTOP)       = 0
[pid 15579] exit_group(0)               = ?
[pid 15583] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15579, si_uid=0} ---
[pid 15583] --- stopped by SIGSTOP ---
[pid 15579] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15579, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15583] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15583] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15584 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15584
[pid 15584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15584] setpgid(0, 0)               = 0
[pid 15584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15584] write(3, "1000", 4)         = 4
[pid 15584] close(3)                    = 0
[pid 15584] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15584] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.183600][T15569] vhci_hcd vhci_hcd.0: port 0 already used
[  267.205440][T15573] vhci_hcd vhci_hcd.0: port 0 already used
[  267.227044][T15579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15584] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15584] close(5)                    = 0
[pid 15584] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15588 attached
) = 15588
[pid 15584] tkill(15588, SIGSTOP)       = 0
[pid 15584] exit_group(0 <unfinished ...>
[pid 15588] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15584, si_uid=0} ---
[pid 15584] <... exit_group resumed>)   = ?
[pid 15588] --- stopped by SIGSTOP ---
[pid 15584] +++ exited with 0 +++
[pid 15588] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15584, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15588] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15589 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15589
[pid 15589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15589] setpgid(0, 0)               = 0
[pid 15589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15589] write(3, "1000", 4)         = 4
[pid 15589] close(3)                    = 0
[pid 15589] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15589] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15589] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15589] close(5)                    = 0
[pid 15589] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15592 attached
) = 15592
[pid 15589] tkill(15592, SIGSTOP)       = 0
[pid 15592] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15589, si_uid=0} ---
[pid 15589] exit_group(0 <unfinished ...>
[pid 15592] --- stopped by SIGSTOP ---
[pid 15589] <... exit_group resumed>)   = ?
[pid 15589] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15589, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15592] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15592] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15593 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15593
[pid 15593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15593] setpgid(0, 0)               = 0
[pid 15593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15593] write(3, "1000", 4)         = 4
[pid 15593] close(3)                    = 0
[pid 15593] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15593] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15593] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  267.248751][T15584] vhci_hcd vhci_hcd.0: port 0 already used
[  267.271565][T15589] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15593] close(5)                    = 0
[pid 15593] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15596 attached
) = 15596
[pid 15593] tkill(15596, SIGSTOP)       = 0
[pid 15593] exit_group(0)               = ?
[pid 15596] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15593, si_uid=0} ---
[pid 15596] --- stopped by SIGSTOP ---
[pid 15593] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15593, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15597 attached
, child_tidptr=0x555556c505d0) = 15597
[pid 15597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15597] setpgid(0, 0)               = 0
[pid 15597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15597] write(3, "1000", 4)         = 4
[pid 15597] close(3)                    = 0
[pid 15597] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15597] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15597] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15597] close(5)                    = 0
[pid 15597] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15600 attached
) = 15600
[pid 15597] tkill(15600, SIGSTOP)       = 0
[pid 15600] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15597, si_uid=0} ---
[pid 15597] exit_group(0 <unfinished ...>
[pid 15600] --- stopped by SIGSTOP ---
[pid 15597] <... exit_group resumed>)   = ?
[pid 15597] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15597, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15600] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15600] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15601
./strace-static-x86_64: Process 15601 attached
[pid 15601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15601] setpgid(0, 0)               = 0
[pid 15601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15601] write(3, "1000", 4)         = 4
[pid 15601] close(3)                    = 0
[pid 15601] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15601] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15601] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15601] close(5)                    = 0
[pid 15601] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15604 attached
) = 15604
[pid 15601] tkill(15604, SIGSTOP)       = 0
[pid 15601] exit_group(0 <unfinished ...>
[pid 15604] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15601, si_uid=0} ---
[pid 15601] <... exit_group resumed>)   = ?
[pid 15604] --- stopped by SIGSTOP ---
[pid 15601] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15601, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15604] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15604] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15605 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15605
[pid 15605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15605] setpgid(0, 0)               = 0
[pid 15605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15605] write(3, "1000", 4)         = 4
[pid 15605] close(3)                    = 0
[pid 15605] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15605] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.293480][T15593] vhci_hcd vhci_hcd.0: port 0 already used
[  267.313439][T15597] vhci_hcd vhci_hcd.0: port 0 already used
[  267.334527][T15601] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15605] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15605] close(5)                    = 0
[pid 15605] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15608 attached
) = 15608
[pid 15605] tkill(15608, SIGSTOP)       = 0
[pid 15608] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15605, si_uid=0} ---
[pid 15605] exit_group(0)               = ?
[pid 15608] --- stopped by SIGSTOP ---
[pid 15605] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15605, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15608] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15608] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15609 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15609
[pid 15609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15609] setpgid(0, 0)               = 0
[pid 15609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15609] write(3, "1000", 4)         = 4
[pid 15609] close(3)                    = 0
[pid 15609] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15609] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15609] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15609] close(5)                    = 0
[pid 15609] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15612 attached
) = 15612
[pid 15609] tkill(15612, SIGSTOP)       = 0
[pid 15612] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15609, si_uid=0} ---
[pid 15612] --- stopped by SIGSTOP ---
[pid 15609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15612, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15609] exit_group(0)               = ?
[pid 15609] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15609, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15612] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15612] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15613 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15613
[pid 15613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15613] setpgid(0, 0)               = 0
[pid 15613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15613] write(3, "1000", 4)         = 4
[pid 15613] close(3)                    = 0
[pid 15613] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15613] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15613] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  267.356542][T15605] vhci_hcd vhci_hcd.0: port 0 already used
[  267.378775][T15609] vhci_hcd vhci_hcd.0: port 0 already used
[  267.401260][T15613] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15613] close(5)                    = 0
[pid 15613] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15618 attached
) = 15618
[pid 15613] tkill(15618, SIGSTOP)       = 0
[pid 15613] exit_group(0 <unfinished ...>
[pid 15618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15613, si_uid=0} ---
[pid 15613] <... exit_group resumed>)   = ?
[pid 15618] --- stopped by SIGSTOP ---
[pid 15613] +++ exited with 0 +++
[pid 15618] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15613, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15618] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15619 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15619
[pid 15619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15619] setpgid(0, 0)               = 0
[pid 15619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15619] write(3, "1000", 4)         = 4
[pid 15619] close(3)                    = 0
[pid 15619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15619] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15619] close(5)                    = 0
[pid 15619] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15622 attached
) = 15622
[pid 15619] tkill(15622, SIGSTOP)       = 0
[pid 15622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15619, si_uid=0} ---
[pid 15622] --- stopped by SIGSTOP ---
[pid 15619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15622, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15619] exit_group(0)               = ?
[pid 15619] +++ exited with 0 +++
[pid 15622] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15622] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15623 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15623
[pid 15623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15623] setpgid(0, 0)               = 0
[pid 15623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15623] write(3, "1000", 4)         = 4
[pid 15623] close(3)                    = 0
[pid 15623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15623] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15623] close(5)                    = 0
[pid 15623] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15626 attached
) = 15626
[pid 15623] tkill(15626, SIGSTOP)       = 0
[pid 15626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15623, si_uid=0} ---
[pid 15623] exit_group(0 <unfinished ...>
[pid 15626] --- stopped by SIGSTOP ---
[pid 15623] <... exit_group resumed>)   = ?
[pid 15623] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15627 attached
, child_tidptr=0x555556c505d0) = 15627
[pid 15626] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15627] setpgid(0, 0)               = 0
[pid 15627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 15626] +++ killed by SIGHUP +++
[pid 15627] <... openat resumed>)       = 3
[pid 15627] write(3, "1000", 4)         = 4
[pid 15627] close(3)                    = 0
[pid 15627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.424606][T15619] vhci_hcd vhci_hcd.0: port 0 already used
[  267.449190][T15623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15627] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15627] close(5)                    = 0
[pid 15627] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15630 attached
) = 15630
[pid 15627] tkill(15630, SIGSTOP)       = 0
[pid 15627] exit_group(0 <unfinished ...>
[pid 15630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15627, si_uid=0} ---
[pid 15627] <... exit_group resumed>)   = ?
[pid 15627] +++ exited with 0 +++
[pid 15630] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15631 attached
, child_tidptr=0x555556c505d0) = 15631
[pid 15631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15631] setpgid(0, 0)               = 0
[pid 15631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15631] write(3, "1000", 4)         = 4
[pid 15631] close(3)                    = 0
[pid 15631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15631] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15631] close(5)                    = 0
[pid 15631] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15634 attached
) = 15634
[pid 15631] tkill(15634, SIGSTOP)       = 0
[pid 15631] exit_group(0 <unfinished ...>
[pid 15634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15631, si_uid=0} ---
[pid 15634] --- stopped by SIGSTOP ---
[pid 15631] <... exit_group resumed>)   = ?
[pid 15631] +++ exited with 0 +++
[pid 15634] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15631, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15634] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15636 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15636
[pid 15636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15636] setpgid(0, 0)               = 0
[pid 15636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15636] write(3, "1000", 4)         = 4
[pid 15636] close(3)                    = 0
[pid 15636] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15636] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15636] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15636] close(5)                    = 0
[pid 15636] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15640 attached
) = 15640
[pid 15636] tkill(15640, SIGSTOP)       = 0
[pid 15640] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15636, si_uid=0} ---
[pid 15636] exit_group(0 <unfinished ...>
[pid 15640] --- stopped by SIGSTOP ---
[pid 15636] <... exit_group resumed>)   = ?
[pid 15636] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15636, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15640] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15640] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15641 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15641
[pid 15641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15641] setpgid(0, 0)               = 0
[pid 15641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15641] write(3, "1000", 4)         = 4
[pid 15641] close(3)                    = 0
[pid 15641] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15641] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.471312][T15627] vhci_hcd vhci_hcd.0: port 0 already used
[  267.494902][T15631] vhci_hcd vhci_hcd.0: port 0 already used
[  267.518239][T15636] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15641] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15641] close(5)                    = 0
[pid 15641] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15645 attached
) = 15645
[pid 15641] tkill(15645, SIGSTOP)       = 0
[pid 15641] exit_group(0 <unfinished ...>
[pid 15645] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15641, si_uid=0} ---
[pid 15641] <... exit_group resumed>)   = ?
[pid 15645] --- stopped by SIGSTOP ---
[pid 15641] +++ exited with 0 +++
[pid 15645] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15641, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15645] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15647 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15647
[pid 15647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15647] setpgid(0, 0)               = 0
[pid 15647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15647] write(3, "1000", 4)         = 4
[pid 15647] close(3)                    = 0
[pid 15647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15647] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15647] close(5)                    = 0
[pid 15647] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15650 attached
) = 15650
[pid 15647] tkill(15650, SIGSTOP)       = 0
[pid 15650] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15647, si_uid=0} ---
[pid 15647] exit_group(0)               = ?
[pid 15650] --- stopped by SIGSTOP ---
[pid 15647] +++ exited with 0 +++
[pid 15650] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15647, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15650] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15651 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15651
[pid 15651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15651] setpgid(0, 0)               = 0
[pid 15651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15651] write(3, "1000", 4)         = 4
[pid 15651] close(3)                    = 0
[pid 15651] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15651] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15651] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15651] close(5)                    = 0
[pid 15651] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15654 attached
) = 15654
[pid 15651] tkill(15654, SIGSTOP)       = 0
[pid 15654] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15651, si_uid=0} ---
[pid 15651] exit_group(0 <unfinished ...>
[pid 15654] --- stopped by SIGSTOP ---
[pid 15651] <... exit_group resumed>)   = ?
[pid 15651] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15651, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15654] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15655 attached
 <unfinished ...>
[pid 15654] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15655
[pid 15655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15655] setpgid(0, 0)               = 0
[pid 15655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15655] write(3, "1000", 4)         = 4
[pid 15655] close(3)                    = 0
[pid 15655] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15655] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.540252][T15641] vhci_hcd vhci_hcd.0: port 0 already used
[  267.562776][T15647] vhci_hcd vhci_hcd.0: port 0 already used
[  267.584457][T15651] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15655] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15655] close(5)                    = 0
[pid 15655] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15658 attached
) = 15658
[pid 15655] tkill(15658, SIGSTOP)       = 0
[pid 15658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15655, si_uid=0} ---
[pid 15658] --- stopped by SIGSTOP ---
[pid 15655] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15658, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15655] exit_group(0)               = ?
[pid 15655] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15655, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15658] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15659
[pid 15658] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15659 attached
[pid 15659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15659] setpgid(0, 0)               = 0
[pid 15659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15659] write(3, "1000", 4)         = 4
[pid 15659] close(3)                    = 0
[pid 15659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15659] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15659] close(5)                    = 0
[pid 15659] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15662 attached
) = 15662
[pid 15659] tkill(15662, SIGSTOP)       = 0
[pid 15662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15659, si_uid=0} ---
[pid 15662] --- stopped by SIGSTOP ---
[pid 15659] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15662, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15659] exit_group(0)               = ?
[pid 15659] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15659, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15662] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15663 attached
 <unfinished ...>
[pid 15662] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15663
[pid 15663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15663] setpgid(0, 0)               = 0
[pid 15663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15663] write(3, "1000", 4)         = 4
[pid 15663] close(3)                    = 0
[pid 15663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.607308][T15655] vhci_hcd vhci_hcd.0: port 0 already used
[  267.632223][T15659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15663] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15663] close(5)                    = 0
[pid 15663] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15666 attached
) = 15666
[pid 15663] tkill(15666, SIGSTOP)       = 0
[pid 15663] exit_group(0)               = ?
[pid 15666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15663, si_uid=0} ---
[pid 15666] --- stopped by SIGSTOP ---
[pid 15663] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15663, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15666] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15666] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15667 attached
, child_tidptr=0x555556c505d0) = 15667
[pid 15667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15667] setpgid(0, 0)               = 0
[pid 15667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15667] write(3, "1000", 4)         = 4
[pid 15667] close(3)                    = 0
[pid 15667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15667] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15667] close(5)                    = 0
[pid 15667] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15670 attached
) = 15670
[pid 15667] tkill(15670, SIGSTOP)       = 0
[pid 15670] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15667, si_uid=0} ---
[pid 15667] exit_group(0)               = ?
[pid 15670] --- stopped by SIGSTOP ---
[pid 15667] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15667, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15670] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15670] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15671 attached
, child_tidptr=0x555556c505d0) = 15671
[pid 15671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15671] setpgid(0, 0)               = 0
[pid 15671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15671] write(3, "1000", 4)         = 4
[pid 15671] close(3)                    = 0
[pid 15671] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15671] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15671] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15671] close(5)                    = 0
[pid 15671] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15674 attached
) = 15674
[pid 15671] tkill(15674, SIGSTOP)       = 0
[pid 15674] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15671, si_uid=0} ---
[pid 15671] exit_group(0)               = ?
[pid 15674] --- stopped by SIGSTOP ---
[pid 15671] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15671, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15674] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15674] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15675 attached
, child_tidptr=0x555556c505d0) = 15675
[pid 15675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15675] setpgid(0, 0)               = 0
[pid 15675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15675] write(3, "1000", 4)         = 4
[pid 15675] close(3)                    = 0
[pid 15675] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15675] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.654564][T15663] vhci_hcd vhci_hcd.0: port 0 already used
[  267.677452][T15667] vhci_hcd vhci_hcd.0: port 0 already used
[  267.700030][T15671] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15675] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15675] close(5)                    = 0
[pid 15675] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15678 attached
) = 15678
[pid 15675] tkill(15678, SIGSTOP)       = 0
[pid 15678] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15675, si_uid=0} ---
[pid 15675] exit_group(0 <unfinished ...>
[pid 15678] --- stopped by SIGSTOP ---
[pid 15675] <... exit_group resumed>)   = ?
[pid 15675] +++ exited with 0 +++
[pid 15678] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15675, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15678] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15679 attached
, child_tidptr=0x555556c505d0) = 15679
[pid 15679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15679] setpgid(0, 0)               = 0
[pid 15679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15679] write(3, "1000", 4)         = 4
[pid 15679] close(3)                    = 0
[pid 15679] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15679] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15679] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15679] close(5)                    = 0
[pid 15679] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15682 attached
) = 15682
[pid 15679] tkill(15682, SIGSTOP)       = 0
[pid 15682] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15679, si_uid=0} ---
[pid 15682] --- stopped by SIGSTOP ---
[pid 15679] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15682, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15679] exit_group(0)               = ?
[pid 15679] +++ exited with 0 +++
[pid 15682] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15679, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15682] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15683 attached
, child_tidptr=0x555556c505d0) = 15683
[pid 15683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15683] setpgid(0, 0)               = 0
[pid 15683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15683] write(3, "1000", 4)         = 4
[pid 15683] close(3)                    = 0
[pid 15683] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15683] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.723607][T15675] vhci_hcd vhci_hcd.0: port 0 already used
[  267.745719][T15679] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15683] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15683] close(5)                    = 0
[pid 15683] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15686 attached
) = 15686
[pid 15683] tkill(15686, SIGSTOP)       = 0
[pid 15683] exit_group(0 <unfinished ...>
[pid 15686] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15683, si_uid=0} ---
[pid 15683] <... exit_group resumed>)   = ?
[pid 15686] --- stopped by SIGSTOP ---
[pid 15683] +++ exited with 0 +++
[pid 15686] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15683, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15686] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15687 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15687
[pid 15687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15687] setpgid(0, 0)               = 0
[pid 15687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15687] write(3, "1000", 4)         = 4
[pid 15687] close(3)                    = 0
[pid 15687] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15687] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15687] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15687] close(5)                    = 0
[pid 15687] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15690 attached
) = 15690
[pid 15687] tkill(15690, SIGSTOP)       = 0
[pid 15690] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15687, si_uid=0} ---
[pid 15687] exit_group(0 <unfinished ...>
[pid 15690] --- stopped by SIGSTOP ---
[pid 15687] <... exit_group resumed>)   = ?
[pid 15687] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15687, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15690] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15690] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15691 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15691
[pid 15691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15691] setpgid(0, 0)               = 0
[pid 15691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15691] write(3, "1000", 4)         = 4
[pid 15691] close(3)                    = 0
[pid 15691] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15691] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15691] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15691] close(5)                    = 0
[pid 15691] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15694 attached
) = 15694
[pid 15691] tkill(15694, SIGSTOP)       = 0
[pid 15691] exit_group(0 <unfinished ...>
[pid 15694] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15691, si_uid=0} ---
[pid 15691] <... exit_group resumed>)   = ?
[pid 15694] --- stopped by SIGSTOP ---
[pid 15691] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15691, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15694] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15695
[pid 15694] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15695 attached
[pid 15695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15695] setpgid(0, 0)               = 0
[pid 15695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15695] write(3, "1000", 4)         = 4
[pid 15695] close(3)                    = 0
[pid 15695] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15695] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.768833][T15683] vhci_hcd vhci_hcd.0: port 0 already used
[  267.790930][T15687] vhci_hcd vhci_hcd.0: port 0 already used
[  267.813223][T15691] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15695] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15695] close(5)                    = 0
[pid 15695] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15698 attached
) = 15698
[pid 15695] tkill(15698, SIGSTOP)       = 0
[pid 15698] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15695, si_uid=0} ---
[pid 15695] exit_group(0 <unfinished ...>
[pid 15698] --- stopped by SIGSTOP ---
[pid 15695] <... exit_group resumed>)   = ?
[pid 15695] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15695, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15698] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15698] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15699 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15699
[pid 15699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15699] setpgid(0, 0)               = 0
[pid 15699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15699] write(3, "1000", 4)         = 4
[pid 15699] close(3)                    = 0
[pid 15699] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15699] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15699] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15699] close(5)                    = 0
[pid 15699] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15702 attached
) = 15702
[pid 15699] tkill(15702, SIGSTOP)       = 0
[pid 15702] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15699, si_uid=0} ---
[pid 15699] exit_group(0 <unfinished ...>
[pid 15702] --- stopped by SIGSTOP ---
[pid 15699] <... exit_group resumed>)   = ?
[pid 15699] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15699, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15702] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15702] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15703 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15703
[pid 15703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15703] setpgid(0, 0)               = 0
[pid 15703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15703] write(3, "1000", 4)         = 4
[pid 15703] close(3)                    = 0
[pid 15703] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15703] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.835720][T15695] vhci_hcd vhci_hcd.0: port 0 already used
[  267.858267][T15699] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15703] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15703] close(5)                    = 0
[pid 15703] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15706 attached
) = 15706
[pid 15703] tkill(15706, SIGSTOP)       = 0
[pid 15703] exit_group(0 <unfinished ...>
[pid 15706] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15703, si_uid=0} ---
[pid 15706] --- stopped by SIGSTOP ---
[pid 15703] <... exit_group resumed>)   = ?
[pid 15703] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15703, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15706] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15706] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15707 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15707
[pid 15707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15707] setpgid(0, 0)               = 0
[pid 15707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15707] write(3, "1000", 4)         = 4
[pid 15707] close(3)                    = 0
[pid 15707] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15707] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15707] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15707] close(5)                    = 0
[pid 15707] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15710 attached
) = 15710
[pid 15707] tkill(15710, SIGSTOP)       = 0
[pid 15710] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15707, si_uid=0} ---
[pid 15707] exit_group(0 <unfinished ...>
[pid 15710] --- stopped by SIGSTOP ---
[pid 15707] <... exit_group resumed>)   = ?
[pid 15707] +++ exited with 0 +++
[pid 15710] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15707, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15710] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15711 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15711
[pid 15711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15711] setpgid(0, 0)               = 0
[pid 15711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15711] write(3, "1000", 4)         = 4
[pid 15711] close(3)                    = 0
[pid 15711] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15711] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15711] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15711] close(5)                    = 0
[pid 15711] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15714 attached
) = 15714
[pid 15711] tkill(15714, SIGSTOP)       = 0
[pid 15711] exit_group(0 <unfinished ...>
[pid 15714] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15711, si_uid=0} ---
[pid 15714] --- stopped by SIGSTOP ---
[pid 15711] <... exit_group resumed>)   = ?
[pid 15711] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15711, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15714] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15714] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15715 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15715
[pid 15715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15715] setpgid(0, 0)               = 0
[pid 15715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15715] write(3, "1000", 4)         = 4
[pid 15715] close(3)                    = 0
[pid 15715] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15715] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.881178][T15703] vhci_hcd vhci_hcd.0: port 0 already used
[  267.902819][T15707] vhci_hcd vhci_hcd.0: port 0 already used
[  267.925259][T15711] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15715] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15715] close(5)                    = 0
[pid 15715] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15718 attached
) = 15718
[pid 15715] tkill(15718, SIGSTOP)       = 0
[pid 15718] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15715, si_uid=0} ---
[pid 15715] exit_group(0 <unfinished ...>
[pid 15718] --- stopped by SIGSTOP ---
[pid 15715] <... exit_group resumed>)   = ?
[pid 15715] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15715, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15718] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15718] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15719 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15719
[pid 15719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15719] setpgid(0, 0)               = 0
[pid 15719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15719] write(3, "1000", 4)         = 4
[pid 15719] close(3)                    = 0
[pid 15719] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15719] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15719] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15719] close(5)                    = 0
[pid 15719] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15722 attached
) = 15722
[pid 15719] tkill(15722, SIGSTOP)       = 0
[pid 15719] exit_group(0 <unfinished ...>
[pid 15722] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15719, si_uid=0} ---
[pid 15719] <... exit_group resumed>)   = ?
[pid 15722] --- stopped by SIGSTOP ---
[pid 15719] +++ exited with 0 +++
[pid 15722] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15719, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15722] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15723 attached
, child_tidptr=0x555556c505d0) = 15723
[pid 15723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15723] setpgid(0, 0)               = 0
[pid 15723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15723] write(3, "1000", 4)         = 4
[pid 15723] close(3)                    = 0
[pid 15723] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15723] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15723] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  267.949446][T15715] vhci_hcd vhci_hcd.0: port 0 already used
[  267.971313][T15719] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15723] close(5)                    = 0
[pid 15723] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15726 attached
) = 15726
[pid 15723] tkill(15726, SIGSTOP)       = 0
[pid 15723] exit_group(0 <unfinished ...>
[pid 15726] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15723, si_uid=0} ---
[pid 15726] --- stopped by SIGSTOP ---
[pid 15723] <... exit_group resumed>)   = ?
[pid 15723] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15723, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15726] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15726] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15727 attached
, child_tidptr=0x555556c505d0) = 15727
[pid 15727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15727] setpgid(0, 0)               = 0
[pid 15727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15727] write(3, "1000", 4)         = 4
[pid 15727] close(3)                    = 0
[pid 15727] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15727] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  267.996313][T15723] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15727] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15727] close(5)                    = 0
[pid 15727] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15730 attached
) = 15730
[pid 15727] tkill(15730, SIGSTOP)       = 0
[pid 15727] exit_group(0 <unfinished ...>
[pid 15730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15727, si_uid=0} ---
[pid 15727] <... exit_group resumed>)   = ?
[pid 15730] --- stopped by SIGSTOP ---
[pid 15727] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15727, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15730] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15730] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15731 attached
, child_tidptr=0x555556c505d0) = 15731
[pid 15731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15731] setpgid(0, 0)               = 0
[pid 15731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15731] write(3, "1000", 4)         = 4
[pid 15731] close(3)                    = 0
[pid 15731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15731] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15731] close(5)                    = 0
[pid 15731] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15734 attached
) = 15734
[pid 15731] tkill(15734, SIGSTOP)       = 0
[pid 15731] exit_group(0 <unfinished ...>
[pid 15734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15731, si_uid=0} ---
[pid 15731] <... exit_group resumed>)   = ?
[pid 15734] --- stopped by SIGSTOP ---
[pid 15731] +++ exited with 0 +++
[pid 15734] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15731, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15734] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15735
./strace-static-x86_64: Process 15735 attached
[pid 15735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15735] setpgid(0, 0)               = 0
[pid 15735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15735] write(3, "1000", 4)         = 4
[pid 15735] close(3)                    = 0
[pid 15735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.019930][T15727] vhci_hcd vhci_hcd.0: port 0 already used
[  268.042303][T15731] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15735] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15735] close(5)                    = 0
[pid 15735] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15738 attached
) = 15738
[pid 15735] tkill(15738, SIGSTOP)       = 0
[pid 15735] exit_group(0)               = ?
[pid 15738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15735, si_uid=0} ---
[pid 15735] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15735, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15738] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15739 attached
, child_tidptr=0x555556c505d0) = 15739
[pid 15739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15739] setpgid(0, 0)               = 0
[pid 15739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15739] write(3, "1000", 4)         = 4
[pid 15739] close(3)                    = 0
[pid 15739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15739] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15739] close(5)                    = 0
[pid 15739] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15742 attached
) = 15742
[pid 15739] tkill(15742, SIGSTOP)       = 0
[pid 15742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15739, si_uid=0} ---
[pid 15739] exit_group(0 <unfinished ...>
[pid 15742] --- stopped by SIGSTOP ---
[pid 15739] <... exit_group resumed>)   = ?
[pid 15739] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15739, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15742] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15742] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15743 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15743
[pid 15743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15743] setpgid(0, 0)               = 0
[pid 15743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15743] write(3, "1000", 4)         = 4
[pid 15743] close(3)                    = 0
[pid 15743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.065350][T15735] vhci_hcd vhci_hcd.0: port 0 already used
[  268.087685][T15739] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15743] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15743] close(5)                    = 0
[pid 15743] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15746 attached
) = 15746
[pid 15743] tkill(15746, SIGSTOP)       = 0
[pid 15743] exit_group(0 <unfinished ...>
[pid 15746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15743, si_uid=0} ---
[pid 15746] --- stopped by SIGSTOP ---
[pid 15743] <... exit_group resumed>)   = ?
[pid 15743] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15743, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15746] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15747 attached
 <unfinished ...>
[pid 15746] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15747
[pid 15747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15747] setpgid(0, 0)               = 0
[pid 15747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15747] write(3, "1000", 4)         = 4
[pid 15747] close(3)                    = 0
[pid 15747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15747] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15747] close(5)                    = 0
[pid 15747] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15750 attached
) = 15750
[pid 15747] tkill(15750, SIGSTOP)       = 0
[pid 15747] exit_group(0)               = ?
[pid 15750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15747, si_uid=0} ---
[pid 15750] --- stopped by SIGSTOP ---
[pid 15747] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15747, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15751 attached
, child_tidptr=0x555556c505d0) = 15751
[pid 15751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15751] setpgid(0, 0)               = 0
[pid 15751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15751] write(3, "1000", 4)         = 4
[pid 15751] close(3)                    = 0
[pid 15751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15751] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  268.110834][T15743] vhci_hcd vhci_hcd.0: port 0 already used
[  268.134624][T15747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15751] close(5)                    = 0
[pid 15751] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15754 attached
) = 15754
[pid 15751] tkill(15754, SIGSTOP)       = 0
[pid 15751] exit_group(0 <unfinished ...>
[pid 15754] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15751, si_uid=0} ---
[pid 15751] <... exit_group resumed>)   = ?
[pid 15754] --- stopped by SIGSTOP ---
[pid 15751] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15751, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15754] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15754] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15756 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15756
[pid 15756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15756] setpgid(0, 0)               = 0
[pid 15756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15756] write(3, "1000", 4)         = 4
[pid 15756] close(3)                    = 0
[pid 15756] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15756] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15756] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15756] close(5)                    = 0
[pid 15756] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15760 attached
) = 15760
[pid 15756] tkill(15760, SIGSTOP)       = 0
[pid 15756] exit_group(0 <unfinished ...>
[pid 15760] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15756, si_uid=0} ---
[pid 15756] <... exit_group resumed>)   = ?
[pid 15760] --- stopped by SIGSTOP ---
[pid 15756] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15756, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15760] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15760] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15761
./strace-static-x86_64: Process 15761 attached
[pid 15761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15761] setpgid(0, 0)               = 0
[pid 15761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15761] write(3, "1000", 4)         = 4
[pid 15761] close(3)                    = 0
[pid 15761] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15761] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.157116][T15751] vhci_hcd vhci_hcd.0: port 0 already used
[  268.179651][T15756] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15761] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15761] close(5)                    = 0
[pid 15761] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15764 attached
) = 15764
[pid 15761] tkill(15764, SIGSTOP)       = 0
[pid 15761] exit_group(0 <unfinished ...>
[pid 15764] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15761, si_uid=0} ---
[pid 15761] <... exit_group resumed>)   = ?
[pid 15764] --- stopped by SIGSTOP ---
[pid 15761] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15761, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15764] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15765 attached
, child_tidptr=0x555556c505d0) = 15765
[pid 15764] +++ killed by SIGHUP +++
[pid 15765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15765] setpgid(0, 0)               = 0
[pid 15765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15765] write(3, "1000", 4)         = 4
[pid 15765] close(3)                    = 0
[pid 15765] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15765] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15765] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15765] close(5)                    = 0
[pid 15765] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15769 attached
) = 15769
[pid 15765] tkill(15769, SIGSTOP)       = 0
[pid 15769] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15765, si_uid=0} ---
[pid 15765] exit_group(0 <unfinished ...>
[pid 15769] --- stopped by SIGSTOP ---
[pid 15765] <... exit_group resumed>)   = ?
[pid 15765] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15765, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15769] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15769] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15771 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15771
[pid 15771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15771] setpgid(0, 0)               = 0
[pid 15771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15771] write(3, "1000", 4)         = 4
[pid 15771] close(3)                    = 0
[pid 15771] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15771] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.218337][T15761] vhci_hcd vhci_hcd.0: port 0 already used
[  268.239918][T15765] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15771] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15771] close(5)                    = 0
[pid 15771] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15774 attached
) = 15774
[pid 15771] tkill(15774, SIGSTOP)       = 0
[pid 15771] exit_group(0 <unfinished ...>
[pid 15774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15771, si_uid=0} ---
[pid 15771] <... exit_group resumed>)   = ?
[pid 15774] --- stopped by SIGSTOP ---
[pid 15771] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15771, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15774] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15775
./strace-static-x86_64: Process 15775 attached
[pid 15774] +++ killed by SIGHUP +++
[pid 15775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15775] setpgid(0, 0)               = 0
[pid 15775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15775] write(3, "1000", 4)         = 4
[pid 15775] close(3)                    = 0
[pid 15775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15775] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15775] close(5)                    = 0
[pid 15775] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15778 attached
) = 15778
[pid 15775] tkill(15778, SIGSTOP)       = 0
[pid 15775] exit_group(0 <unfinished ...>
[pid 15778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15775, si_uid=0} ---
[pid 15775] <... exit_group resumed>)   = ?
[pid 15778] --- stopped by SIGSTOP ---
[pid 15775] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15775, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15778] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15778] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15779 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15779
[pid 15779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15779] setpgid(0, 0)               = 0
[pid 15779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15779] write(3, "1000", 4)         = 4
[pid 15779] close(3)                    = 0
[pid 15779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.263512][T15771] vhci_hcd vhci_hcd.0: port 0 already used
[  268.286922][T15775] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15779] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15779] close(5)                    = 0
[pid 15779] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15782 attached
) = 15782
[pid 15779] tkill(15782, SIGSTOP)       = 0
[pid 15782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15779, si_uid=0} ---
[pid 15779] exit_group(0 <unfinished ...>
[pid 15782] --- stopped by SIGSTOP ---
[pid 15779] <... exit_group resumed>)   = ?
[pid 15779] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15782] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15783 attached
, child_tidptr=0x555556c505d0) = 15783
[pid 15782] +++ killed by SIGHUP +++
[pid 15783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15783] setpgid(0, 0)               = 0
[pid 15783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15783] write(3, "1000", 4)         = 4
[pid 15783] close(3)                    = 0
[pid 15783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15783] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15783] close(5)                    = 0
[pid 15783] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15786 attached
) = 15786
[pid 15783] tkill(15786, SIGSTOP)       = 0
[pid 15783] exit_group(0 <unfinished ...>
[pid 15786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15783, si_uid=0} ---
[pid 15783] <... exit_group resumed>)   = ?
[pid 15786] --- stopped by SIGSTOP ---
[pid 15783] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15786] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15787 attached
 <unfinished ...>
[pid 15786] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15787
[pid 15787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15787] setpgid(0, 0)               = 0
[pid 15787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15787] write(3, "1000", 4)         = 4
[pid 15787] close(3)                    = 0
[pid 15787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15787] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15787] close(5)                    = 0
[pid 15787] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15790 attached
) = 15790
[pid 15787] tkill(15790, SIGSTOP)       = 0
[pid 15790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15787, si_uid=0} ---
[pid 15787] exit_group(0 <unfinished ...>
[pid 15790] --- stopped by SIGSTOP ---
[pid 15787] <... exit_group resumed>)   = ?
[pid 15787] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15790] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15790] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15791 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15791
[pid 15791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15791] setpgid(0, 0)               = 0
[pid 15791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15791] write(3, "1000", 4)         = 4
[pid 15791] close(3)                    = 0
[pid 15791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15791] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15791] close(5)                    = 0
[pid 15791] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15794 attached
) = 15794
[pid 15791] tkill(15794, SIGSTOP)       = 0
[pid 15791] exit_group(0 <unfinished ...>
[pid 15794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15791, si_uid=0} ---
[pid 15791] <... exit_group resumed>)   = ?
[pid 15794] --- stopped by SIGSTOP ---
[pid 15791] +++ exited with 0 +++
[pid 15794] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15791, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[  268.308837][T15779] vhci_hcd vhci_hcd.0: port 0 already used
[  268.330349][T15783] vhci_hcd vhci_hcd.0: port 0 already used
[  268.353029][T15787] vhci_hcd vhci_hcd.0: port 0 already used
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15794] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15795 attached
, child_tidptr=0x555556c505d0) = 15795
[pid 15795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15795] setpgid(0, 0)               = 0
[pid 15795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15795] write(3, "1000", 4)         = 4
[pid 15795] close(3)                    = 0
[pid 15795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15795] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15795] close(5)                    = 0
[pid 15795] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15798 attached
) = 15798
[pid 15795] tkill(15798, SIGSTOP)       = 0
[pid 15798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15795, si_uid=0} ---
[pid 15795] exit_group(0 <unfinished ...>
[pid 15798] --- stopped by SIGSTOP ---
[pid 15795] <... exit_group resumed>)   = ?
[pid 15795] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15798] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15799
[pid 15798] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15799 attached
[pid 15799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15799] setpgid(0, 0)               = 0
[pid 15799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15799] write(3, "1000", 4)         = 4
[pid 15799] close(3)                    = 0
[pid 15799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.375583][T15791] vhci_hcd vhci_hcd.0: port 0 already used
[  268.398547][T15795] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15799] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15799] close(5)                    = 0
[pid 15799] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15802 attached
) = 15802
[pid 15799] tkill(15802, SIGSTOP <unfinished ...>
[pid 15802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15799, si_uid=0} ---
[pid 15799] <... tkill resumed>)        = 0
[pid 15802] --- stopped by SIGSTOP ---
[pid 15799] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15802, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15799] exit_group(0)               = ?
[pid 15799] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15802] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15802] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15803 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15803
[pid 15803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15803] setpgid(0, 0)               = 0
[pid 15803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15803] write(3, "1000", 4)         = 4
[pid 15803] close(3)                    = 0
[pid 15803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.422333][T15799] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15803] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15803] close(5)                    = 0
[pid 15803] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15806 attached
) = 15806
[pid 15803] tkill(15806, SIGSTOP)       = 0
[pid 15803] exit_group(0 <unfinished ...>
[pid 15806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15803, si_uid=0} ---
[pid 15803] <... exit_group resumed>)   = ?
[pid 15806] --- stopped by SIGSTOP ---
[pid 15803] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15806] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15806] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15807 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15807
[pid 15807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15807] setpgid(0, 0)               = 0
[pid 15807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15807] write(3, "1000", 4)         = 4
[pid 15807] close(3)                    = 0
[pid 15807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15807] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15807] close(5)                    = 0
[pid 15807] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15810 attached
) = 15810
[pid 15807] tkill(15810, SIGSTOP)       = 0
[pid 15810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15807, si_uid=0} ---
[pid 15807] exit_group(0 <unfinished ...>
[pid 15810] --- stopped by SIGSTOP ---
[pid 15807] <... exit_group resumed>)   = ?
[pid 15807] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15810] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15810] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15811 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15811
[pid 15811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15811] setpgid(0, 0)               = 0
[pid 15811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15811] write(3, "1000", 4)         = 4
[pid 15811] close(3)                    = 0
[pid 15811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.446812][T15803] vhci_hcd vhci_hcd.0: port 0 already used
[  268.469810][T15807] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15811] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15811] close(5)                    = 0
[pid 15811] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15814 attached
) = 15814
[pid 15811] tkill(15814, SIGSTOP)       = 0
[pid 15814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15811, si_uid=0} ---
[pid 15811] exit_group(0 <unfinished ...>
[pid 15814] --- stopped by SIGSTOP ---
[pid 15811] <... exit_group resumed>)   = ?
[pid 15811] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15814] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15814] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15816 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15816
[pid 15816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15816] setpgid(0, 0)               = 0
[pid 15816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15816] write(3, "1000", 4)         = 4
[pid 15816] close(3)                    = 0
[pid 15816] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15816] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15816] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15816] close(5)                    = 0
[pid 15816] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15820 attached
) = 15820
[pid 15816] tkill(15820, SIGSTOP)       = 0
[pid 15820] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15816, si_uid=0} ---
[pid 15816] exit_group(0)               = ?
[pid 15820] --- stopped by SIGSTOP ---
[pid 15816] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15816, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15820] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15821
./strace-static-x86_64: Process 15821 attached
[pid 15820] +++ killed by SIGHUP +++
[pid 15821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15821] setpgid(0, 0)               = 0
[pid 15821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15821] write(3, "1000", 4)         = 4
[pid 15821] close(3)                    = 0
[pid 15821] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15821] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.491838][T15811] vhci_hcd vhci_hcd.0: port 0 already used
[  268.514718][T15816] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15821] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15821] close(5)                    = 0
[pid 15821] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15824 attached
) = 15824
[pid 15821] tkill(15824, SIGSTOP)       = 0
[pid 15824] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15821, si_uid=0} ---
[pid 15821] exit_group(0 <unfinished ...>
[pid 15824] --- stopped by SIGSTOP ---
[pid 15821] <... exit_group resumed>)   = ?
[pid 15821] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15821, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15824] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15824] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15825 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15825
[pid 15825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15825] setpgid(0, 0)               = 0
[pid 15825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15825] write(3, "1000", 4)         = 4
[pid 15825] close(3)                    = 0
[pid 15825] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15825] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15825] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15825] close(5)                    = 0
[pid 15825] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15828 attached
) = 15828
[pid 15825] tkill(15828, SIGSTOP)       = 0
[pid 15828] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15825, si_uid=0} ---
[pid 15828] --- stopped by SIGSTOP ---
[pid 15825] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15828, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15825] exit_group(0)               = ?
[pid 15825] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15825, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15828] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15828] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15829 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15829
[pid 15829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15829] setpgid(0, 0)               = 0
[pid 15829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15829] write(3, "1000", 4)         = 4
[pid 15829] close(3)                    = 0
[pid 15829] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15829] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.538546][T15821] vhci_hcd vhci_hcd.0: port 0 already used
[  268.561891][T15825] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15829] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15829] close(5)                    = 0
[pid 15829] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15832 attached
) = 15832
[pid 15829] tkill(15832, SIGSTOP)       = 0
[pid 15832] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15829, si_uid=0} ---
[pid 15829] exit_group(0 <unfinished ...>
[pid 15832] --- stopped by SIGSTOP ---
[pid 15829] <... exit_group resumed>)   = ?
[pid 15829] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15829, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15832] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15832] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15833 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15833
[pid 15833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15833] setpgid(0, 0)               = 0
[pid 15833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15833] write(3, "1000", 4)         = 4
[pid 15833] close(3)                    = 0
[pid 15833] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15833] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15833] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15833] close(5)                    = 0
[pid 15833] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15836 attached
) = 15836
[pid 15833] tkill(15836, SIGSTOP)       = 0
[pid 15836] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15833, si_uid=0} ---
[pid 15833] exit_group(0 <unfinished ...>
[pid 15836] --- stopped by SIGSTOP ---
[pid 15833] <... exit_group resumed>)   = ?
[pid 15833] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15833, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15836] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15836] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15837 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15837
[pid 15837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15837] setpgid(0, 0)               = 0
[pid 15837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15837] write(3, "1000", 4)         = 4
[pid 15837] close(3)                    = 0
[pid 15837] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15837] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.584605][T15829] vhci_hcd vhci_hcd.0: port 0 already used
[  268.607586][T15833] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15837] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15837] close(5)                    = 0
[pid 15837] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15840 attached
) = 15840
[pid 15837] tkill(15840, SIGSTOP)       = 0
[pid 15837] exit_group(0 <unfinished ...>
[pid 15840] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15837, si_uid=0} ---
[pid 15840] --- stopped by SIGSTOP ---
[pid 15837] <... exit_group resumed>)   = ?
[pid 15837] +++ exited with 0 +++
[pid 15840] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15837, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15840] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15841
./strace-static-x86_64: Process 15841 attached
[pid 15841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15841] setpgid(0, 0)               = 0
[pid 15841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15841] write(3, "1000", 4)         = 4
[pid 15841] close(3)                    = 0
[pid 15841] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15841] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15841] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15841] close(5)                    = 0
[pid 15841] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15844 attached
) = 15844
[pid 15841] tkill(15844, SIGSTOP)       = 0
[pid 15844] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15841, si_uid=0} ---
[pid 15841] exit_group(0 <unfinished ...>
[pid 15844] --- stopped by SIGSTOP ---
[pid 15841] <... exit_group resumed>)   = ?
[pid 15841] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15841, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15844] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15844] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15845 attached
, child_tidptr=0x555556c505d0) = 15845
[pid 15845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15845] setpgid(0, 0)               = 0
[pid 15845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15845] write(3, "1000", 4)         = 4
[pid 15845] close(3)                    = 0
[pid 15845] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15845] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.630619][T15837] vhci_hcd vhci_hcd.0: port 0 already used
[  268.653541][T15841] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15845] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15845] close(5)                    = 0
[pid 15845] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15848 attached
) = 15848
[pid 15845] tkill(15848, SIGSTOP)       = 0
[pid 15848] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15845, si_uid=0} ---
[pid 15845] exit_group(0 <unfinished ...>
[pid 15848] --- stopped by SIGSTOP ---
[pid 15845] <... exit_group resumed>)   = ?
[pid 15845] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15845, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15848] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15848] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15849 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15849
[pid 15849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15849] setpgid(0, 0)               = 0
[pid 15849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15849] write(3, "1000", 4)         = 4
[pid 15849] close(3)                    = 0
[pid 15849] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15849] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15849] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15849] close(5)                    = 0
[pid 15849] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15852 attached
) = 15852
[pid 15849] tkill(15852, SIGSTOP)       = 0
[pid 15849] exit_group(0 <unfinished ...>
[pid 15852] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15849, si_uid=0} ---
[pid 15849] <... exit_group resumed>)   = ?
[pid 15852] --- stopped by SIGSTOP ---
[pid 15849] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15849, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15852] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15852] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15853 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15853
[pid 15853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15853] setpgid(0, 0)               = 0
[pid 15853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15853] write(3, "1000", 4)         = 4
[pid 15853] close(3)                    = 0
[pid 15853] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15853] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.678061][T15845] vhci_hcd vhci_hcd.0: port 0 already used
[  268.699527][T15849] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15853] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15853] close(5)                    = 0
[pid 15853] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15856 attached
) = 15856
[pid 15853] tkill(15856, SIGSTOP)       = 0
[pid 15853] exit_group(0)               = ?
[pid 15856] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15853, si_uid=0} ---
[pid 15856] --- stopped by SIGSTOP ---
[pid 15853] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15853, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15857 attached
, child_tidptr=0x555556c505d0) = 15857
[pid 15857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15857] setpgid(0, 0)               = 0
[pid 15857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15857] write(3, "1000", 4)         = 4
[pid 15857] close(3)                    = 0
[pid 15857] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15857] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15857] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15857] close(5)                    = 0
[pid 15857] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15860 attached
) = 15860
[pid 15857] tkill(15860, SIGSTOP)       = 0
[pid 15857] exit_group(0)               = ?
[pid 15857] +++ exited with 0 +++
[pid 15860] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15857, si_uid=0} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15857, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15860] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15861 attached
, child_tidptr=0x555556c505d0) = 15861
[pid 15861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15861] setpgid(0, 0)               = 0
[pid 15861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15861] write(3, "1000", 4)         = 4
[pid 15861] close(3)                    = 0
[pid 15861] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15861] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15861] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15861] close(5)                    = 0
[pid 15861] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15864 attached
) = 15864
[pid 15861] tkill(15864, SIGSTOP)       = 0
[pid 15864] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15861, si_uid=0} ---
[pid 15864] --- stopped by SIGSTOP ---
[pid 15861] exit_group(0)               = ?
[pid 15861] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15861, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15864] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15864] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15865 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15865
[pid 15865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15865] setpgid(0, 0)               = 0
[pid 15865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15865] write(3, "1000", 4)         = 4
[pid 15865] close(3)                    = 0
[pid 15865] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15865] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.721466][T15853] vhci_hcd vhci_hcd.0: port 0 already used
[  268.741677][T15857] vhci_hcd vhci_hcd.0: port 0 already used
[  268.763207][T15861] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15865] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15865] close(5)                    = 0
[pid 15865] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15868 attached
) = 15868
[pid 15865] tkill(15868, SIGSTOP)       = 0
[pid 15865] exit_group(0 <unfinished ...>
[pid 15868] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15865, si_uid=0} ---
[pid 15865] <... exit_group resumed>)   = ?
[pid 15868] --- stopped by SIGSTOP ---
[pid 15865] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15865, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15868] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15868] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15869 attached
, child_tidptr=0x555556c505d0) = 15869
[pid 15869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15869] setpgid(0, 0)               = 0
[pid 15869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15869] write(3, "1000", 4)         = 4
[pid 15869] close(3)                    = 0
[pid 15869] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15869] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15869] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15869] close(5)                    = 0
[pid 15869] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15872 attached
) = 15872
[pid 15869] tkill(15872, SIGSTOP)       = 0
[pid 15872] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15869, si_uid=0} ---
[pid 15869] exit_group(0 <unfinished ...>
[pid 15872] --- stopped by SIGSTOP ---
[pid 15869] <... exit_group resumed>)   = ?
[pid 15869] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15869, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15872] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15872] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15873 attached
, child_tidptr=0x555556c505d0) = 15873
[pid 15873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15873] setpgid(0, 0)               = 0
[pid 15873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15873] write(3, "1000", 4)         = 4
[pid 15873] close(3)                    = 0
[pid 15873] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15873] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15873] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  268.785239][T15865] vhci_hcd vhci_hcd.0: port 0 already used
[  268.807509][T15869] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15873] close(5)                    = 0
[pid 15873] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15876 attached
) = 15876
[pid 15873] tkill(15876, SIGSTOP)       = 0
[pid 15873] exit_group(0)               = ?
[pid 15876] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15873, si_uid=0} ---
[pid 15876] --- stopped by SIGSTOP ---
[pid 15873] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15873, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15876] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15877 attached
 <unfinished ...>
[pid 15876] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15877
[pid 15877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15877] setpgid(0, 0)               = 0
[pid 15877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15877] write(3, "1000", 4)         = 4
[pid 15877] close(3)                    = 0
[pid 15877] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15877] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15877] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15877] close(5)                    = 0
[pid 15877] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15880 attached
) = 15880
[pid 15877] tkill(15880, SIGSTOP)       = 0
[pid 15877] exit_group(0 <unfinished ...>
[pid 15880] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15877, si_uid=0} ---
[pid 15877] <... exit_group resumed>)   = ?
[pid 15880] --- stopped by SIGSTOP ---
[pid 15877] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15877, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15880] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15881
[pid 15880] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15881 attached
[pid 15881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15881] setpgid(0, 0)               = 0
[pid 15881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15881] write(3, "1000", 4)         = 4
[pid 15881] close(3)                    = 0
[pid 15881] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15881] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15881] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15881] close(5)                    = 0
[pid 15881] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15884 attached
) = 15884
[pid 15881] tkill(15884, SIGSTOP)       = 0
[pid 15881] exit_group(0)               = ?
[pid 15884] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15881, si_uid=0} ---
[pid 15881] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15881, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15884] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15885 attached
, child_tidptr=0x555556c505d0) = 15885
[pid 15885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15885] setpgid(0, 0)               = 0
[pid 15885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15885] write(3, "1000", 4)         = 4
[pid 15885] close(3)                    = 0
[pid 15885] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15885] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.830133][T15873] vhci_hcd vhci_hcd.0: port 0 already used
[  268.852060][T15877] vhci_hcd vhci_hcd.0: port 0 already used
[  268.874446][T15881] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15885] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15885] close(5)                    = 0
[pid 15885] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15888 attached
) = 15888
[pid 15885] tkill(15888, SIGSTOP)       = 0
[pid 15885] exit_group(0)               = ?
[pid 15888] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15885, si_uid=0} ---
[pid 15885] +++ exited with 0 +++
[pid 15888] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15885, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15889 attached
, child_tidptr=0x555556c505d0) = 15889
[pid 15889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15889] setpgid(0, 0)               = 0
[pid 15889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15889] write(3, "1000", 4)         = 4
[pid 15889] close(3)                    = 0
[pid 15889] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15889] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15889] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15889] close(5)                    = 0
[pid 15889] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15892 attached
) = 15892
[pid 15889] tkill(15892, SIGSTOP)       = 0
[pid 15889] exit_group(0 <unfinished ...>
[pid 15892] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15889, si_uid=0} ---
[pid 15889] <... exit_group resumed>)   = ?
[pid 15892] --- stopped by SIGSTOP ---
[pid 15889] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15889, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15892] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15893 attached
, child_tidptr=0x555556c505d0) = 15893
[pid 15892] +++ killed by SIGHUP +++
[pid 15893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15893] setpgid(0, 0)               = 0
[pid 15893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15893] write(3, "1000", 4)         = 4
[pid 15893] close(3)                    = 0
[pid 15893] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15893] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15893] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15893] close(5)                    = 0
[pid 15893] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15896 attached
) = 15896
[pid 15893] tkill(15896, SIGSTOP)       = 0
[pid 15893] exit_group(0 <unfinished ...>
[pid 15896] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15893, si_uid=0} ---
[pid 15893] <... exit_group resumed>)   = ?
[pid 15896] --- stopped by SIGSTOP ---
[pid 15893] +++ exited with 0 +++
[pid 15896] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15893, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15896] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15897 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15897
[pid 15897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15897] setpgid(0, 0)               = 0
[pid 15897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15897] write(3, "1000", 4)         = 4
[pid 15897] close(3)                    = 0
[pid 15897] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15897] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.896845][T15885] vhci_hcd vhci_hcd.0: port 0 already used
[  268.918098][T15889] vhci_hcd vhci_hcd.0: port 0 already used
[  268.939069][T15893] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15897] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15897] close(5)                    = 0
[pid 15897] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15901 attached
) = 15901
[pid 15897] tkill(15901, SIGSTOP)       = 0
[pid 15897] exit_group(0 <unfinished ...>
[pid 15901] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15897, si_uid=0} ---
[pid 15897] <... exit_group resumed>)   = ?
[pid 15901] --- stopped by SIGSTOP ---
[pid 15897] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15897, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15901] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15901] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15903 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15903
[pid 15903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15903] setpgid(0, 0)               = 0
[pid 15903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15903] write(3, "1000", 4)         = 4
[pid 15903] close(3)                    = 0
[pid 15903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15903] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15903] close(5)                    = 0
[pid 15903] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15906 attached
) = 15906
[pid 15903] tkill(15906, SIGSTOP)       = 0
[pid 15906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15903, si_uid=0} ---
[pid 15903] exit_group(0 <unfinished ...>
[pid 15906] --- stopped by SIGSTOP ---
[pid 15903] <... exit_group resumed>)   = ?
[pid 15903] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15903, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15906] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15906] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15908
./strace-static-x86_64: Process 15908 attached
[pid 15908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15908] setpgid(0, 0)               = 0
[pid 15908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15908] write(3, "1000", 4)         = 4
[pid 15908] close(3)                    = 0
[pid 15908] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15908] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  268.961949][T15897] vhci_hcd vhci_hcd.0: port 0 already used
[  268.985347][T15903] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15908] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15908] close(5)                    = 0
[pid 15908] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15912 attached
) = 15912
[pid 15908] tkill(15912, SIGSTOP)       = 0
[pid 15908] exit_group(0)               = ?
[pid 15912] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15908, si_uid=0} ---
[pid 15912] --- stopped by SIGSTOP ---
[pid 15908] +++ exited with 0 +++
[pid 15912] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15908, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15912] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15913 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15913
[pid 15913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15913] setpgid(0, 0)               = 0
[pid 15913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15913] write(3, "1000", 4)         = 4
[pid 15913] close(3)                    = 0
[pid 15913] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15913] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.009445][T15908] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15913] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15913] close(5)                    = 0
[pid 15913] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15916 attached
) = 15916
[pid 15913] tkill(15916, SIGSTOP)       = 0
[pid 15916] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15913, si_uid=0} ---
[pid 15913] exit_group(0 <unfinished ...>
[pid 15916] --- stopped by SIGSTOP ---
[pid 15913] <... exit_group resumed>)   = ?
[pid 15913] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15913, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15916] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15916] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15917 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15917
[pid 15917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15917] setpgid(0, 0)               = 0
[pid 15917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15917] write(3, "1000", 4)         = 4
[pid 15917] close(3)                    = 0
[pid 15917] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15917] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15917] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15917] close(5)                    = 0
[pid 15917] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15920 attached
) = 15920
[pid 15917] tkill(15920, SIGSTOP)       = 0
[pid 15917] exit_group(0 <unfinished ...>
[pid 15920] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15917, si_uid=0} ---
[pid 15917] <... exit_group resumed>)   = ?
[pid 15920] --- stopped by SIGSTOP ---
[pid 15917] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15917, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15920] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15920] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15921 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15921
[pid 15921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15921] setpgid(0, 0)               = 0
[pid 15921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15921] write(3, "1000", 4)         = 4
[pid 15921] close(3)                    = 0
[pid 15921] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15921] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.033814][T15913] vhci_hcd vhci_hcd.0: port 0 already used
[  269.056737][T15917] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15921] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15921] close(5)                    = 0
[pid 15921] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15924 attached
) = 15924
[pid 15921] tkill(15924, SIGSTOP)       = 0
[pid 15921] exit_group(0 <unfinished ...>
[pid 15924] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15921, si_uid=0} ---
[pid 15921] <... exit_group resumed>)   = ?
[pid 15924] --- stopped by SIGSTOP ---
[pid 15921] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15921, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15924] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15924] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15925 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15925
[pid 15925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15925] setpgid(0, 0)               = 0
[pid 15925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15925] write(3, "1000", 4)         = 4
[pid 15925] close(3)                    = 0
[pid 15925] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15925] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15925] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15925] close(5)                    = 0
[pid 15925] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15928 attached
) = 15928
[pid 15925] tkill(15928, SIGSTOP)       = 0
[pid 15928] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15925, si_uid=0} ---
[pid 15928] --- stopped by SIGSTOP ---
[pid 15925] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15928, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15925] exit_group(0)               = ?
[pid 15925] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15925, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15928] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15928] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15929 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15929
[pid 15929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15929] setpgid(0, 0)               = 0
[pid 15929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15929] write(3, "1000", 4)         = 4
[pid 15929] close(3)                    = 0
[pid 15929] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15929] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15929] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15929] close(5)                    = 0
[pid 15929] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15932 attached
) = 15932
[pid 15929] tkill(15932, SIGSTOP)       = 0
[pid 15929] exit_group(0 <unfinished ...>
[pid 15932] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15929, si_uid=0} ---
[pid 15932] --- stopped by SIGSTOP ---
[pid 15929] <... exit_group resumed>)   = ?
[pid 15929] +++ exited with 0 +++
[pid 15932] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15929, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15932] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15933 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15933
[pid 15933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15933] setpgid(0, 0)               = 0
[pid 15933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15933] write(3, "1000", 4)         = 4
[pid 15933] close(3)                    = 0
[pid 15933] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15933] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.079531][T15921] vhci_hcd vhci_hcd.0: port 0 already used
[  269.101521][T15925] vhci_hcd vhci_hcd.0: port 0 already used
[  269.124115][T15929] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15933] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15933] close(5)                    = 0
[pid 15933] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15936 attached
) = 15936
[pid 15933] tkill(15936, SIGSTOP)       = 0
[pid 15933] exit_group(0 <unfinished ...>
[pid 15936] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15933, si_uid=0} ---
[pid 15933] <... exit_group resumed>)   = ?
[pid 15936] --- stopped by SIGSTOP ---
[pid 15933] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15933, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15936] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 15937 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15937
[pid 15937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15937] setpgid(0, 0)               = 0
[pid 15936] +++ killed by SIGHUP +++
[pid 15937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15937] write(3, "1000", 4)         = 4
[pid 15937] close(3)                    = 0
[pid 15937] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15937] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15937] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15937] close(5)                    = 0
[pid 15937] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15940 attached
) = 15940
[pid 15937] tkill(15940, SIGSTOP)       = 0
[pid 15940] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15937, si_uid=0} ---
[pid 15940] --- stopped by SIGSTOP ---
[pid 15937] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=15940, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 15937] exit_group(0)               = ?
[pid 15937] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15937, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15940] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15940] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15941
./strace-static-x86_64: Process 15941 attached
[pid 15941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15941] setpgid(0, 0)               = 0
[pid 15941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15941] write(3, "1000", 4)         = 4
[pid 15941] close(3)                    = 0
[pid 15941] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15941] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.148684][T15933] vhci_hcd vhci_hcd.0: port 0 already used
[  269.170905][T15937] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15941] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15941] close(5)                    = 0
[pid 15941] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15944 attached
) = 15944
[pid 15941] tkill(15944, SIGSTOP)       = 0
[pid 15941] exit_group(0 <unfinished ...>
[pid 15944] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15941, si_uid=0} ---
[pid 15944] --- stopped by SIGSTOP ---
[pid 15941] <... exit_group resumed>)   = ?
[pid 15941] +++ exited with 0 +++
[pid 15944] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15941, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15944] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15945
./strace-static-x86_64: Process 15945 attached
[pid 15945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15945] setpgid(0, 0)               = 0
[pid 15945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15945] write(3, "1000", 4)         = 4
[pid 15945] close(3)                    = 0
[pid 15945] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15945] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.195326][T15941] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15945] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15945] close(5)                    = 0
[pid 15945] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15948 attached
) = 15948
[pid 15945] tkill(15948, SIGSTOP <unfinished ...>
[pid 15948] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15945, si_uid=0} ---
[pid 15945] <... tkill resumed>)        = 0
[pid 15945] exit_group(0 <unfinished ...>
[pid 15948] --- stopped by SIGSTOP ---
[pid 15945] <... exit_group resumed>)   = ?
[pid 15945] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15945, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15948] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 15948] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15949 attached
, child_tidptr=0x555556c505d0) = 15949
[pid 15949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15949] setpgid(0, 0)               = 0
[pid 15949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15949] write(3, "1000", 4)         = 4
[pid 15949] close(3)                    = 0
[pid 15949] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15949] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15949] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15949] close(5)                    = 0
[pid 15949] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15952 attached
) = 15952
[pid 15949] tkill(15952, SIGSTOP)       = 0
[pid 15952] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15949, si_uid=0} ---
[pid 15949] exit_group(0 <unfinished ...>
[pid 15952] --- stopped by SIGSTOP ---
[pid 15949] <... exit_group resumed>)   = ?
[pid 15949] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15949, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15952] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15953 attached
 <unfinished ...>
[pid 15952] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15953
[pid 15953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15953] setpgid(0, 0)               = 0
[pid 15953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15953] write(3, "1000", 4)         = 4
[pid 15953] close(3)                    = 0
[pid 15953] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15953] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.228479][T15945] vhci_hcd vhci_hcd.0: port 0 already used
[  269.251077][T15949] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15953] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15953] close(5)                    = 0
[pid 15953] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15956 attached
) = 15956
[pid 15953] tkill(15956, SIGSTOP)       = 0
[pid 15953] exit_group(0)               = ?
[pid 15956] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15953, si_uid=0} ---
[pid 15956] --- stopped by SIGSTOP ---
[pid 15953] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15953, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 15956] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15956] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15957 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15957
[pid 15957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15957] setpgid(0, 0)               = 0
[pid 15957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15957] write(3, "1000", 4)         = 4
[pid 15957] close(3)                    = 0
[pid 15957] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15957] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15957] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15957] close(5)                    = 0
[pid 15957] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15961 attached
) = 15961
[pid 15957] tkill(15961, SIGSTOP <unfinished ...>
[pid 15961] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15957, si_uid=0} ---
[pid 15957] <... tkill resumed>)        = 0
[pid 15961] --- stopped by SIGSTOP ---
[pid 15957] exit_group(0)               = ?
[pid 15957] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15957, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 15961] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 15963
./strace-static-x86_64: Process 15963 attached
[pid 15961] +++ killed by SIGHUP +++
[pid 15963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15963] setpgid(0, 0)               = 0
[pid 15963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15963] write(3, "1000", 4)         = 4
[pid 15963] close(3)                    = 0
[pid 15963] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15963] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.274350][T15953] vhci_hcd vhci_hcd.0: port 0 already used
[  269.296470][T15957] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15963] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15963] close(5)                    = 0
[pid 15963] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15966 attached
) = 15966
[pid 15963] tkill(15966, SIGSTOP)       = 0
[pid 15963] exit_group(0 <unfinished ...>
[pid 15966] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15963, si_uid=0} ---
[pid 15963] <... exit_group resumed>)   = ?
[pid 15963] +++ exited with 0 +++
[pid 15966] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15963, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15967 attached
, child_tidptr=0x555556c505d0) = 15967
[pid 15967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15967] setpgid(0, 0)               = 0
[pid 15967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15967] write(3, "1000", 4)         = 4
[pid 15967] close(3)                    = 0
[pid 15967] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15967] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15967] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15967] close(5)                    = 0
[pid 15967] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15970 attached
) = 15970
[pid 15967] tkill(15970, SIGSTOP)       = 0
[pid 15967] exit_group(0)               = ?
[pid 15970] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15967, si_uid=0} ---
[pid 15970] --- stopped by SIGSTOP ---
[pid 15967] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15967, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15970] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15970] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15971 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15971
[pid 15971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15971] setpgid(0, 0)               = 0
[pid 15971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15971] write(3, "1000", 4)         = 4
[pid 15971] close(3)                    = 0
[pid 15971] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15971] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.319407][T15963] vhci_hcd vhci_hcd.0: port 0 already used
[  269.342819][T15967] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15971] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15971] close(5)                    = 0
[pid 15971] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15974 attached
) = 15974
[pid 15971] tkill(15974, SIGSTOP)       = 0
[pid 15974] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15971, si_uid=0} ---
[pid 15971] exit_group(0)               = ?
[pid 15974] --- stopped by SIGSTOP ---
[pid 15971] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15971, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15974] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 15974] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15975 attached
, child_tidptr=0x555556c505d0) = 15975
[pid 15975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15975] setpgid(0, 0)               = 0
[pid 15975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15975] write(3, "1000", 4)         = 4
[pid 15975] close(3)                    = 0
[pid 15975] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15975] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15975] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15975] close(5)                    = 0
[pid 15975] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15978 attached
) = 15978
[pid 15975] tkill(15978, SIGSTOP)       = 0
[pid 15978] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15975, si_uid=0} ---
[pid 15975] exit_group(0 <unfinished ...>
[pid 15978] --- stopped by SIGSTOP ---
[pid 15975] <... exit_group resumed>)   = ?
[pid 15975] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15975, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15978] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15978] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15980 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15980
[pid 15980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15980] setpgid(0, 0)               = 0
[pid 15980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15980] write(3, "1000", 4)         = 4
[pid 15980] close(3)                    = 0
[pid 15980] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15980] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.365531][T15971] vhci_hcd vhci_hcd.0: port 0 already used
[  269.388247][T15975] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15980] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15980] close(5)                    = 0
[pid 15980] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15984 attached
) = 15984
[pid 15980] tkill(15984, SIGSTOP)       = 0
[pid 15984] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15980, si_uid=0} ---
[pid 15980] exit_group(0 <unfinished ...>
[pid 15984] --- stopped by SIGSTOP ---
[pid 15980] <... exit_group resumed>)   = ?
[pid 15980] +++ exited with 0 +++
[pid 15984] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15980, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15984] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15985 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15985
[pid 15985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15985] setpgid(0, 0)               = 0
[pid 15985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15985] write(3, "1000", 4)         = 4
[pid 15985] close(3)                    = 0
[pid 15985] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15985] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15985] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15985] close(5)                    = 0
[pid 15985] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15988 attached
) = 15988
[pid 15985] tkill(15988, SIGSTOP)       = 0
[pid 15988] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15985, si_uid=0} ---
[pid 15985] exit_group(0 <unfinished ...>
[pid 15988] --- stopped by SIGSTOP ---
[pid 15985] <... exit_group resumed>)   = ?
[pid 15985] +++ exited with 0 +++
[pid 15988] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15985, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15989 attached
 <unfinished ...>
[pid 15988] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15989
[pid 15989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15989] setpgid(0, 0)               = 0
[pid 15989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15989] write(3, "1000", 4)         = 4
[pid 15989] close(3)                    = 0
[pid 15989] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15989] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.410577][T15980] vhci_hcd vhci_hcd.0: port 0 already used
[  269.433326][T15985] vhci_hcd vhci_hcd.0: port 0 already used
[pid 15989] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15989] close(5)                    = 0
[pid 15989] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15992 attached
) = 15992
[pid 15989] tkill(15992, SIGSTOP)       = 0
[pid 15989] exit_group(0 <unfinished ...>
[pid 15992] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15989, si_uid=0} ---
[pid 15989] <... exit_group resumed>)   = ?
[pid 15992] --- stopped by SIGSTOP ---
[pid 15989] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15989, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 15992] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 15992] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 15993 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15993
[pid 15993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15993] setpgid(0, 0)               = 0
[pid 15993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15993] write(3, "1000", 4)         = 4
[pid 15993] close(3)                    = 0
[pid 15993] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15993] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15993] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15993] close(5)                    = 0
[pid 15993] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 15996 attached
) = 15996
[pid 15993] tkill(15996, SIGSTOP)       = 0
[pid 15996] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15993, si_uid=0} ---
[pid 15993] exit_group(0)               = ?
[pid 15996] --- stopped by SIGSTOP ---
[pid 15993] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15993, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 15996] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 15997 attached
 <unfinished ...>
[pid 15996] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 15997
[pid 15997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 15997] setpgid(0, 0)               = 0
[pid 15997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 15997] write(3, "1000", 4)         = 4
[pid 15997] close(3)                    = 0
[pid 15997] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 15997] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 15997] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 15997] close(5)                    = 0
[pid 15997] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16000 attached
) = 16000
[pid 15997] tkill(16000, SIGSTOP <unfinished ...>
[pid 16000] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15997, si_uid=0} ---
[pid 15997] <... tkill resumed>)        = 0
[pid 15997] exit_group(0 <unfinished ...>
[pid 16000] --- stopped by SIGSTOP ---
[pid 15997] <... exit_group resumed>)   = ?
[pid 15997] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15997, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16000] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16001 attached
 <unfinished ...>
[pid 16000] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16001
[pid 16001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16001] setpgid(0, 0)               = 0
[pid 16001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16001] write(3, "1000", 4)         = 4
[pid 16001] close(3)                    = 0
[pid 16001] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16001] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.456461][T15989] vhci_hcd vhci_hcd.0: port 0 already used
[  269.479719][T15993] vhci_hcd vhci_hcd.0: port 0 already used
[  269.500744][T15997] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16001] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16001] close(5)                    = 0
[pid 16001] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16004 attached
) = 16004
[pid 16001] tkill(16004, SIGSTOP)       = 0
[pid 16001] exit_group(0 <unfinished ...>
[pid 16004] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16001, si_uid=0} ---
[pid 16001] <... exit_group resumed>)   = ?
[pid 16004] --- stopped by SIGSTOP ---
[pid 16001] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16001, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16004] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16004] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16005 attached
, child_tidptr=0x555556c505d0) = 16005
[pid 16005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16005] setpgid(0, 0)               = 0
[pid 16005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16005] write(3, "1000", 4)         = 4
[pid 16005] close(3)                    = 0
[pid 16005] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16005] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16005] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16005] close(5)                    = 0
[pid 16005] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16008 attached
) = 16008
[pid 16005] tkill(16008, SIGSTOP)       = 0
[pid 16005] exit_group(0 <unfinished ...>
[pid 16008] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16005, si_uid=0} ---
[pid 16005] <... exit_group resumed>)   = ?
[pid 16008] --- stopped by SIGSTOP ---
[pid 16005] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16005, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16008] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16008] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16009 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16009
[pid 16009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16009] setpgid(0, 0)               = 0
[pid 16009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16009] write(3, "1000", 4)         = 4
[pid 16009] close(3)                    = 0
[pid 16009] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16009] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.522742][T16001] vhci_hcd vhci_hcd.0: port 0 already used
[  269.545921][T16005] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16009] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16009] close(5)                    = 0
[pid 16009] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16012 attached
) = 16012
[pid 16009] tkill(16012, SIGSTOP)       = 0
[pid 16009] exit_group(0 <unfinished ...>
[pid 16012] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16009, si_uid=0} ---
[pid 16009] <... exit_group resumed>)   = ?
[pid 16012] --- stopped by SIGSTOP ---
[pid 16009] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16009, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16012] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16012] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16013 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16013
[pid 16013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16013] setpgid(0, 0)               = 0
[pid 16013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16013] write(3, "1000", 4)         = 4
[pid 16013] close(3)                    = 0
[pid 16013] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16013] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16013] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16013] close(5)                    = 0
[pid 16013] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16016 attached
) = 16016
[pid 16013] tkill(16016, SIGSTOP)       = 0
[pid 16013] exit_group(0)               = ?
[pid 16016] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16013, si_uid=0} ---
[pid 16013] +++ exited with 0 +++
[pid 16016] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16013, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16017 attached
, child_tidptr=0x555556c505d0) = 16017
[pid 16017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16017] setpgid(0, 0)               = 0
[pid 16017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16017] write(3, "1000", 4)         = 4
[pid 16017] close(3)                    = 0
[pid 16017] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16017] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16017] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16017] close(5)                    = 0
[pid 16017] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16020 attached
) = 16020
[pid 16017] tkill(16020, SIGSTOP)       = 0
[pid 16017] exit_group(0 <unfinished ...>
[pid 16020] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16017, si_uid=0} ---
[pid 16017] <... exit_group resumed>)   = ?
[pid 16020] --- stopped by SIGSTOP ---
[pid 16017] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16017, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16020] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16020] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16021 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16021
[pid 16021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16021] setpgid(0, 0)               = 0
[pid 16021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16021] write(3, "1000", 4)         = 4
[pid 16021] close(3)                    = 0
[pid 16021] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16021] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.569090][T16009] vhci_hcd vhci_hcd.0: port 0 already used
[  269.593050][T16013] vhci_hcd vhci_hcd.0: port 0 already used
[  269.615290][T16017] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16021] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16021] close(5)                    = 0
[pid 16021] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16024 attached
) = 16024
[pid 16021] tkill(16024, SIGSTOP)       = 0
[pid 16024] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16021, si_uid=0} ---
[pid 16021] exit_group(0 <unfinished ...>
[pid 16024] --- stopped by SIGSTOP ---
[pid 16021] <... exit_group resumed>)   = ?
[pid 16021] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16021, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16024] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16024] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16025 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16025
[pid 16025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16025] setpgid(0, 0)               = 0
[pid 16025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16025] write(3, "1000", 4)         = 4
[pid 16025] close(3)                    = 0
[pid 16025] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16025] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16025] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16025] close(5)                    = 0
[pid 16025] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16028 attached
) = 16028
[pid 16025] tkill(16028, SIGSTOP)       = 0
[pid 16028] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16025, si_uid=0} ---
[pid 16025] exit_group(0 <unfinished ...>
[pid 16028] --- stopped by SIGSTOP ---
[pid 16025] <... exit_group resumed>)   = ?
[pid 16025] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16025, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16028] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16029 attached
, child_tidptr=0x555556c505d0) = 16029
[pid 16029] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 16028] +++ killed by SIGHUP +++
[pid 16029] <... prctl resumed>)        = 0
[pid 16029] setpgid(0, 0)               = 0
[pid 16029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16029] write(3, "1000", 4)         = 4
[pid 16029] close(3)                    = 0
[pid 16029] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16029] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.637068][T16021] vhci_hcd vhci_hcd.0: port 0 already used
[  269.659592][T16025] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16029] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16029] close(5)                    = 0
[pid 16029] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16032 attached
) = 16032
[pid 16029] tkill(16032, SIGSTOP)       = 0
[pid 16029] exit_group(0)               = ?
[pid 16032] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16029, si_uid=0} ---
[pid 16032] --- stopped by SIGSTOP ---
[pid 16029] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16029, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16032] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16032] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16033 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16033
[pid 16033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16033] setpgid(0, 0)               = 0
[pid 16033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16033] write(3, "1000", 4)         = 4
[pid 16033] close(3)                    = 0
[pid 16033] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16033] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16033] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16033] close(5)                    = 0
[pid 16033] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16036 attached
) = 16036
[pid 16033] tkill(16036, SIGSTOP)       = 0
[pid 16036] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16033, si_uid=0} ---
[pid 16033] exit_group(0 <unfinished ...>
[pid 16036] --- stopped by SIGSTOP ---
[pid 16033] <... exit_group resumed>)   = ?
[pid 16033] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16033, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16036] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16036] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16037 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16037
[pid 16037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16037] setpgid(0, 0)               = 0
[pid 16037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16037] write(3, "1000", 4)         = 4
[pid 16037] close(3)                    = 0
[pid 16037] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16037] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16037] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16037] close(5)                    = 0
[pid 16037] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16040 attached
) = 16040
[pid 16037] tkill(16040, SIGSTOP)       = 0
[pid 16040] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16037, si_uid=0} ---
[pid 16037] exit_group(0)               = ?
[pid 16040] --- stopped by SIGSTOP ---
[pid 16037] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16037, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16040] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16040] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16041 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16041
[pid 16041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16041] setpgid(0, 0)               = 0
[pid 16041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16041] write(3, "1000", 4)         = 4
[pid 16041] close(3)                    = 0
[pid 16041] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16041] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.682943][T16029] vhci_hcd vhci_hcd.0: port 0 already used
[  269.704948][T16033] vhci_hcd vhci_hcd.0: port 0 already used
[  269.727350][T16037] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16041] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16041] close(5)                    = 0
[pid 16041] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16045 attached
) = 16045
[pid 16041] tkill(16045, SIGSTOP)       = 0
[pid 16045] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16041, si_uid=0} ---
[pid 16041] exit_group(0)               = ?
[pid 16045] --- stopped by SIGSTOP ---
[pid 16041] +++ exited with 0 +++
[pid 16045] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16041, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16045] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16047 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16047
[pid 16047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16047] setpgid(0, 0)               = 0
[pid 16047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16047] write(3, "1000", 4)         = 4
[pid 16047] close(3)                    = 0
[pid 16047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16047] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16047] close(5)                    = 0
[pid 16047] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16050 attached
) = 16050
[pid 16047] tkill(16050, SIGSTOP)       = 0
[pid 16047] exit_group(0)               = ?
[pid 16050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16047, si_uid=0} ---
[pid 16050] --- stopped by SIGSTOP ---
[pid 16047] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16047, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16051 attached
, child_tidptr=0x555556c505d0) = 16051
[pid 16051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16051] setpgid(0, 0)               = 0
[pid 16051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16051] write(3, "1000", 4)         = 4
[pid 16051] close(3)                    = 0
[pid 16051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16051] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16051] close(5)                    = 0
[pid 16051] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16054 attached
) = 16054
[pid 16051] tkill(16054, SIGSTOP)       = 0
[pid 16051] exit_group(0 <unfinished ...>
[pid 16054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16051, si_uid=0} ---
[pid 16051] <... exit_group resumed>)   = ?
[pid 16054] --- stopped by SIGSTOP ---
[pid 16051] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16051, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16054] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16054] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16055 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16055
[pid 16055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16055] setpgid(0, 0)               = 0
[pid 16055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16055] write(3, "1000", 4)         = 4
[pid 16055] close(3)                    = 0
[pid 16055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.759936][T16041] vhci_hcd vhci_hcd.0: port 0 already used
[  269.781759][T16047] vhci_hcd vhci_hcd.0: port 0 already used
[  269.803998][T16051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16055] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16055] close(5)                    = 0
[pid 16055] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16058 attached
) = 16058
[pid 16055] tkill(16058, SIGSTOP)       = 0
[pid 16055] exit_group(0 <unfinished ...>
[pid 16058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16055, si_uid=0} ---
[pid 16055] <... exit_group resumed>)   = ?
[pid 16058] --- stopped by SIGSTOP ---
[pid 16055] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16058] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16058] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16059 attached
, child_tidptr=0x555556c505d0) = 16059
[pid 16059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16059] setpgid(0, 0)               = 0
[pid 16059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16059] write(3, "1000", 4)         = 4
[pid 16059] close(3)                    = 0
[pid 16059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16059] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16059] close(5)                    = 0
[pid 16059] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16062 attached
) = 16062
[pid 16059] tkill(16062, SIGSTOP)       = 0
[pid 16062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16059, si_uid=0} ---
[pid 16059] exit_group(0 <unfinished ...>
[pid 16062] --- stopped by SIGSTOP ---
[pid 16059] <... exit_group resumed>)   = ?
[pid 16059] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16059, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16062] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16062] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16063 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16063
[pid 16063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16063] setpgid(0, 0)               = 0
[pid 16063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16063] write(3, "1000", 4)         = 4
[pid 16063] close(3)                    = 0
[pid 16063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.826780][T16055] vhci_hcd vhci_hcd.0: port 0 already used
[  269.849448][T16059] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16063] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16063] close(5)                    = 0
[pid 16063] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16066 attached
) = 16066
[pid 16063] tkill(16066, SIGSTOP)       = 0
[pid 16063] exit_group(0 <unfinished ...>
[pid 16066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16063, si_uid=0} ---
[pid 16063] <... exit_group resumed>)   = ?
[pid 16066] --- stopped by SIGSTOP ---
[pid 16063] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16063, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16066] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16066] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16067 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16067
[pid 16067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16067] setpgid(0, 0)               = 0
[pid 16067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16067] write(3, "1000", 4)         = 4
[pid 16067] close(3)                    = 0
[pid 16067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16067] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16067] close(5)                    = 0
[pid 16067] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16070 attached
) = 16070
[pid 16067] tkill(16070, SIGSTOP)       = 0
[pid 16067] exit_group(0)               = ?
[pid 16070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16067, si_uid=0} ---
[pid 16070] --- stopped by SIGSTOP ---
[pid 16067] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16067, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16071 attached
, child_tidptr=0x555556c505d0) = 16071
[pid 16071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16071] setpgid(0, 0)               = 0
[pid 16071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16071] write(3, "1000", 4)         = 4
[pid 16071] close(3)                    = 0
[pid 16071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16071] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16071] close(5)                    = 0
[pid 16071] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16074 attached
) = 16074
[pid 16071] tkill(16074, SIGSTOP)       = 0
[pid 16074] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16071, si_uid=0} ---
[pid 16071] exit_group(0)               = ?
[pid 16074] --- stopped by SIGSTOP ---
[  269.872848][T16063] vhci_hcd vhci_hcd.0: port 0 already used
[  269.895183][T16067] vhci_hcd vhci_hcd.0: port 0 already used
[  269.917081][T16071] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16071] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16071, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16074] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16074] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16075 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16075
[pid 16075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16075] setpgid(0, 0)               = 0
[pid 16075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16075] write(3, "1000", 4)         = 4
[pid 16075] close(3)                    = 0
[pid 16075] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16075] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16075] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16075] close(5)                    = 0
[pid 16075] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16078 attached
) = 16078
[pid 16075] tkill(16078, SIGSTOP)       = 0
[pid 16075] exit_group(0)               = ?
[pid 16078] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16075, si_uid=0} ---
[pid 16078] --- stopped by SIGSTOP ---
[pid 16075] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16075, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16078] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16079 attached
, child_tidptr=0x555556c505d0) = 16079
[pid 16078] +++ killed by SIGHUP +++
[pid 16079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16079] setpgid(0, 0)               = 0
[pid 16079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16079] write(3, "1000", 4)         = 4
[pid 16079] close(3)                    = 0
[pid 16079] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16079] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16079] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16079] close(5)                    = 0
[pid 16079] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16082 attached
) = 16082
[pid 16079] tkill(16082, SIGSTOP)       = 0
[pid 16082] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16079, si_uid=0} ---
[pid 16079] exit_group(0 <unfinished ...>
[pid 16082] --- stopped by SIGSTOP ---
[pid 16079] <... exit_group resumed>)   = ?
[pid 16079] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16079, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16082] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 16082] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16083
./strace-static-x86_64: Process 16083 attached
[pid 16083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16083] setpgid(0, 0)               = 0
[pid 16083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16083] write(3, "1000", 4)         = 4
[pid 16083] close(3)                    = 0
[pid 16083] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16083] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.939276][T16075] vhci_hcd vhci_hcd.0: port 0 already used
[  269.961074][T16079] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16083] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16083] close(5)                    = 0
[pid 16083] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16086 attached
) = 16086
[pid 16083] tkill(16086, SIGSTOP)       = 0
[pid 16083] exit_group(0 <unfinished ...>
[pid 16086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16083, si_uid=0} ---
[pid 16083] <... exit_group resumed>)   = ?
[pid 16086] --- stopped by SIGSTOP ---
[pid 16083] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16083, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16086] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16086] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16087 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16087
[pid 16087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16087] setpgid(0, 0)               = 0
[pid 16087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16087] write(3, "1000", 4)         = 4
[pid 16087] close(3)                    = 0
[pid 16087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16087] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16087] close(5)                    = 0
[pid 16087] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16090 attached
) = 16090
[pid 16087] tkill(16090, SIGSTOP)       = 0
[pid 16090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16087, si_uid=0} ---
[pid 16087] exit_group(0 <unfinished ...>
[pid 16090] --- stopped by SIGSTOP ---
[pid 16087] <... exit_group resumed>)   = ?
[pid 16087] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16090] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16090] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16091 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16091
[pid 16091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16091] setpgid(0, 0)               = 0
[pid 16091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16091] write(3, "1000", 4)         = 4
[pid 16091] close(3)                    = 0
[pid 16091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  269.984981][T16083] vhci_hcd vhci_hcd.0: port 0 already used
[  270.008296][T16087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16091] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16091] close(5)                    = 0
[pid 16091] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16094 attached
) = 16094
[pid 16091] tkill(16094, SIGSTOP)       = 0
[pid 16094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16091, si_uid=0} ---
[pid 16091] exit_group(0 <unfinished ...>
[pid 16094] --- stopped by SIGSTOP ---
[pid 16091] <... exit_group resumed>)   = ?
[pid 16091] +++ exited with 0 +++
[pid 16094] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16091, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16094] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16095 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16095
[pid 16095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16095] setpgid(0, 0)               = 0
[pid 16095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16095] write(3, "1000", 4)         = 4
[pid 16095] close(3)                    = 0
[pid 16095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16095] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16095] close(5)                    = 0
[pid 16095] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16098 attached
) = 16098
[pid 16095] tkill(16098, SIGSTOP)       = 0
[pid 16095] exit_group(0)               = ?
[pid 16098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16095, si_uid=0} ---
[pid 16098] --- stopped by SIGSTOP ---
[pid 16095] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16098] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16098] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16099 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16099
[pid 16099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16099] setpgid(0, 0)               = 0
[pid 16099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16099] write(3, "1000", 4)         = 4
[pid 16099] close(3)                    = 0
[pid 16099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16099] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16099] close(5)                    = 0
[pid 16099] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16102 attached
) = 16102
[pid 16099] tkill(16102, SIGSTOP)       = 0
[pid 16099] exit_group(0)               = ?
[pid 16099] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16099, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16099, si_uid=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16102] --- stopped by SIGSTOP ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16104 attached
, child_tidptr=0x555556c505d0) = 16104
[pid 16104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16104] setpgid(0, 0)               = 0
[pid 16104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16104] write(3, "1000", 4)         = 4
[pid 16104] close(3)                    = 0
[pid 16104] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16104] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.030868][T16091] vhci_hcd vhci_hcd.0: port 0 already used
[  270.052908][T16095] vhci_hcd vhci_hcd.0: port 0 already used
[  270.075097][T16099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16104] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16104] close(5)                    = 0
[pid 16104] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16108 attached
) = 16108
[pid 16104] tkill(16108, SIGSTOP)       = 0
[pid 16104] exit_group(0)               = ?
[pid 16108] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16104, si_uid=0} ---
[pid 16104] +++ exited with 0 +++
[pid 16108] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16104, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16109 attached
, child_tidptr=0x555556c505d0) = 16109
[pid 16109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16109] setpgid(0, 0)               = 0
[pid 16109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16109] write(3, "1000", 4)         = 4
[pid 16109] close(3)                    = 0
[pid 16109] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16109] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16109] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16109] close(5)                    = 0
[pid 16109] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16112 attached
) = 16112
[pid 16109] tkill(16112, SIGSTOP)       = 0
[pid 16109] exit_group(0 <unfinished ...>
[pid 16112] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16109, si_uid=0} ---
[pid 16109] <... exit_group resumed>)   = ?
[pid 16112] --- stopped by SIGSTOP ---
[pid 16109] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16109, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16112] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16112] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16113 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16113
[pid 16113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16113] setpgid(0, 0)               = 0
[pid 16113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16113] write(3, "1000", 4)         = 4
[pid 16113] close(3)                    = 0
[pid 16113] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16113] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16113] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  270.097606][T16104] vhci_hcd vhci_hcd.0: port 0 already used
[  270.119639][T16109] vhci_hcd vhci_hcd.0: port 0 already used
[  270.142179][T16113] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16113] close(5)                    = 0
[pid 16113] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16116 attached
) = 16116
[pid 16113] tkill(16116, SIGSTOP)       = 0
[pid 16113] exit_group(0)               = ?
[pid 16116] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16113, si_uid=0} ---
[pid 16116] --- stopped by SIGSTOP ---
[pid 16113] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16113, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16116] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16117 attached
, child_tidptr=0x555556c505d0) = 16117
[pid 16117] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 16116] +++ killed by SIGHUP +++
[pid 16117] <... prctl resumed>)        = 0
[pid 16117] setpgid(0, 0)               = 0
[pid 16117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16117] write(3, "1000", 4)         = 4
[pid 16117] close(3)                    = 0
[pid 16117] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16117] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16117] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16117] close(5)                    = 0
[pid 16117] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16120 attached
) = 16120
[pid 16117] tkill(16120, SIGSTOP)       = 0
[pid 16117] exit_group(0)               = ?
[pid 16120] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16117, si_uid=0} ---
[pid 16120] --- stopped by SIGSTOP ---
[pid 16117] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16117, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16120] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16121 attached
 <unfinished ...>
[pid 16120] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16121
[pid 16121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16121] setpgid(0, 0)               = 0
[pid 16121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16121] write(3, "1000", 4)         = 4
[pid 16121] close(3)                    = 0
[pid 16121] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16121] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16121] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16121] close(5)                    = 0
[pid 16121] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16124 attached
) = 16124
[pid 16121] tkill(16124, SIGSTOP)       = 0
[pid 16121] exit_group(0 <unfinished ...>
[pid 16124] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16121, si_uid=0} ---
[pid 16124] --- stopped by SIGSTOP ---
[pid 16121] <... exit_group resumed>)   = ?
[pid 16121] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16121, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16124] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16125 attached
 <unfinished ...>
[pid 16124] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16125
[pid 16125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16125] setpgid(0, 0)               = 0
[pid 16125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16125] write(3, "1000", 4)         = 4
[pid 16125] close(3)                    = 0
[pid 16125] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16125] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.163047][T16117] vhci_hcd vhci_hcd.0: port 0 already used
[  270.185970][T16121] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16125] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16125] close(5)                    = 0
[pid 16125] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16128 attached
) = 16128
[pid 16125] tkill(16128, SIGSTOP)       = 0
[pid 16125] exit_group(0 <unfinished ...>
[pid 16128] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16125, si_uid=0} ---
[pid 16125] <... exit_group resumed>)   = ?
[pid 16128] --- stopped by SIGSTOP ---
[pid 16125] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16125, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16128] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 16129 attached
[pid 16128] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16129
[pid 16129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16129] setpgid(0, 0)               = 0
[pid 16129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16129] write(3, "1000", 4)         = 4
[pid 16129] close(3)                    = 0
[pid 16129] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16129] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16129] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16129] close(5)                    = 0
[pid 16129] clone(child_stack=NULL, flags=0) = 16132
[pid 16129] tkill(16132, SIGSTOP)       = 0
[pid 16129] exit_group(0)               = ?
[pid 16129] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16129, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16133
./strace-static-x86_64: Process 16132 attached
./strace-static-x86_64: Process 16133 attached
[pid 16132] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16129, si_uid=0} ---
[pid 16133] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 16132] --- stopped by SIGSTOP ---
[pid 16133] <... prctl resumed>)        = 0
[pid 16133] setpgid(0, 0)               = 0
[pid 16133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16133] write(3, "1000", 4)         = 4
[pid 16133] close(3)                    = 0
[pid 16133] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16133] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.208142][T16125] vhci_hcd vhci_hcd.0: port 0 already used
[  270.230052][T16129] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16133] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16133] close(5)                    = 0
[pid 16133] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16136 attached
) = 16136
[pid 16133] tkill(16136, SIGSTOP)       = 0
[pid 16133] exit_group(0 <unfinished ...>
[pid 16136] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16133, si_uid=0} ---
[pid 16133] <... exit_group resumed>)   = ?
[pid 16136] --- stopped by SIGSTOP ---
[pid 16133] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16133, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16136] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16137 attached
, child_tidptr=0x555556c505d0) = 16137
[pid 16136] +++ killed by SIGHUP +++
[pid 16137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16137] setpgid(0, 0)               = 0
[pid 16137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16137] write(3, "1000", 4)         = 4
[pid 16137] close(3)                    = 0
[pid 16137] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16137] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16137] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16137] close(5)                    = 0
[pid 16137] clone(child_stack=NULL, flags=0) = 16140
./strace-static-x86_64: Process 16140 attached
[pid 16137] tkill(16140, SIGSTOP)       = 0
[pid 16140] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16137, si_uid=0} ---
[pid 16137] exit_group(0 <unfinished ...>
[pid 16140] --- stopped by SIGSTOP ---
[pid 16137] <... exit_group resumed>)   = ?
[pid 16137] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16137, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16140] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16140] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16141 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16141
[pid 16141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16141] setpgid(0, 0)               = 0
[pid 16141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16141] write(3, "1000", 4)         = 4
[pid 16141] close(3)                    = 0
[pid 16141] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16141] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.256207][T16133] vhci_hcd vhci_hcd.0: port 0 already used
[  270.279376][T16137] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16141] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16141] close(5)                    = 0
[pid 16141] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16144 attached
) = 16144
[pid 16141] tkill(16144, SIGSTOP)       = 0
[pid 16141] exit_group(0)               = ?
[pid 16144] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16141, si_uid=0} ---
[pid 16141] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16141, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16144] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16145 attached
, child_tidptr=0x555556c505d0) = 16145
[pid 16145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16145] setpgid(0, 0)               = 0
[pid 16145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16145] write(3, "1000", 4)         = 4
[pid 16145] close(3)                    = 0
[pid 16145] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16145] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16145] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16145] close(5)                    = 0
[pid 16145] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16148 attached
) = 16148
[pid 16145] tkill(16148, SIGSTOP)       = 0
[pid 16148] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16145, si_uid=0} ---
[pid 16148] --- stopped by SIGSTOP ---
[pid 16145] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16148, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16145] exit_group(0)               = ?
[pid 16145] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16145, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16148] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16148] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16149 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16149
[pid 16149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16149] setpgid(0, 0)               = 0
[pid 16149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16149] write(3, "1000", 4)         = 4
[pid 16149] close(3)                    = 0
[pid 16149] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16149] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16149] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16149] close(5)                    = 0
[pid 16149] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16152 attached
) = 16152
[pid 16149] tkill(16152, SIGSTOP)       = 0
[pid 16152] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16149, si_uid=0} ---
[pid 16149] exit_group(0 <unfinished ...>
[pid 16152] --- stopped by SIGSTOP ---
[pid 16149] <... exit_group resumed>)   = ?
[pid 16149] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16149, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16152] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16152] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16153 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16153
[pid 16153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16153] setpgid(0, 0)               = 0
[pid 16153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16153] write(3, "1000", 4)         = 4
[pid 16153] close(3)                    = 0
[pid 16153] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16153] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.303240][T16141] vhci_hcd vhci_hcd.0: port 0 already used
[  270.323442][T16145] vhci_hcd vhci_hcd.0: port 0 already used
[  270.345430][T16149] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16153] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16153] close(5)                    = 0
[pid 16153] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16156 attached
) = 16156
[pid 16153] tkill(16156, SIGSTOP)       = 0
[pid 16153] exit_group(0 <unfinished ...>
[pid 16156] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16153, si_uid=0} ---
[pid 16153] <... exit_group resumed>)   = ?
[pid 16156] --- stopped by SIGSTOP ---
[pid 16153] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16153, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16156] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16156] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16157 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16157
[pid 16157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16157] setpgid(0, 0)               = 0
[pid 16157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16157] write(3, "1000", 4)         = 4
[pid 16157] close(3)                    = 0
[pid 16157] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16157] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16157] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16157] close(5)                    = 0
[pid 16157] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16160 attached
) = 16160
[pid 16157] tkill(16160, SIGSTOP)       = 0
[pid 16157] exit_group(0 <unfinished ...>
[pid 16160] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16157, si_uid=0} ---
[pid 16157] <... exit_group resumed>)   = ?
[pid 16160] --- stopped by SIGSTOP ---
[pid 16157] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16157, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16160] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16161 attached
, child_tidptr=0x555556c505d0) = 16161
[pid 16161] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 16160] +++ killed by SIGHUP +++
[pid 16161] <... prctl resumed>)        = 0
[pid 16161] setpgid(0, 0)               = 0
[pid 16161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16161] write(3, "1000", 4)         = 4
[pid 16161] close(3)                    = 0
[pid 16161] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16161] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16161] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16161] close(5)                    = 0
[pid 16161] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16164 attached
) = 16164
[pid 16161] tkill(16164, SIGSTOP)       = 0
[pid 16161] exit_group(0 <unfinished ...>
[pid 16164] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16161, si_uid=0} ---
[pid 16161] <... exit_group resumed>)   = ?
[pid 16164] --- stopped by SIGSTOP ---
[pid 16161] +++ exited with 0 +++
[pid 16164] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16161, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16164] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16165 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16165
[pid 16165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16165] setpgid(0, 0)               = 0
[pid 16165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16165] write(3, "1000", 4)         = 4
[pid 16165] close(3)                    = 0
[pid 16165] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16165] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.366851][T16153] vhci_hcd vhci_hcd.0: port 0 already used
[  270.389100][T16157] vhci_hcd vhci_hcd.0: port 0 already used
[  270.410392][T16161] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16165] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16165] close(5)                    = 0
[pid 16165] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16168 attached
) = 16168
[pid 16165] tkill(16168, SIGSTOP)       = 0
[pid 16165] exit_group(0 <unfinished ...>
[pid 16168] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16165, si_uid=0} ---
[pid 16165] <... exit_group resumed>)   = ?
[pid 16168] --- stopped by SIGSTOP ---
[pid 16165] +++ exited with 0 +++
[pid 16168] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16165, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16168] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16169 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16169
[pid 16169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16169] setpgid(0, 0)               = 0
[pid 16169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16169] write(3, "1000", 4)         = 4
[pid 16169] close(3)                    = 0
[pid 16169] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16169] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16169] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16169] close(5)                    = 0
[pid 16169] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16172 attached
) = 16172
[pid 16169] tkill(16172, SIGSTOP)       = 0
[pid 16172] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16169, si_uid=0} ---
[pid 16169] exit_group(0 <unfinished ...>
[pid 16172] --- stopped by SIGSTOP ---
[pid 16169] <... exit_group resumed>)   = ?
[pid 16169] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16169, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16172] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16172] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16173 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16173
[pid 16173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16173] setpgid(0, 0)               = 0
[pid 16173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16173] write(3, "1000", 4)         = 4
[pid 16173] close(3)                    = 0
[pid 16173] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16173] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16173] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16173] close(5)                    = 0
[pid 16173] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16176 attached
) = 16176
[pid 16173] tkill(16176, SIGSTOP)       = 0
[pid 16176] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16173, si_uid=0} ---
[pid 16173] exit_group(0 <unfinished ...>
[pid 16176] --- stopped by SIGSTOP ---
[pid 16173] <... exit_group resumed>)   = ?
[pid 16173] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16173, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16176] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16177 attached
 <unfinished ...>
[pid 16176] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16177
[pid 16177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16177] setpgid(0, 0)               = 0
[pid 16177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16177] write(3, "1000", 4)         = 4
[pid 16177] close(3)                    = 0
[pid 16177] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16177] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.434180][T16165] vhci_hcd vhci_hcd.0: port 0 already used
[  270.455811][T16169] vhci_hcd vhci_hcd.0: port 0 already used
[  270.477761][T16173] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16177] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16177] close(5)                    = 0
[pid 16177] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16180 attached
) = 16180
[pid 16177] tkill(16180, SIGSTOP)       = 0
[pid 16177] exit_group(0 <unfinished ...>
[pid 16180] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16177, si_uid=0} ---
[pid 16177] <... exit_group resumed>)   = ?
[pid 16180] --- stopped by SIGSTOP ---
[pid 16177] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16177, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16180] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16180] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16181 attached
, child_tidptr=0x555556c505d0) = 16181
[pid 16181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16181] setpgid(0, 0)               = 0
[pid 16181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16181] write(3, "1000", 4)         = 4
[pid 16181] close(3)                    = 0
[pid 16181] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16181] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16181] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16181] close(5)                    = 0
[pid 16181] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16185 attached
) = 16185
[pid 16181] tkill(16185, SIGSTOP)       = 0
[pid 16181] exit_group(0 <unfinished ...>
[pid 16185] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16181, si_uid=0} ---
[pid 16181] <... exit_group resumed>)   = ?
[pid 16185] --- stopped by SIGSTOP ---
[pid 16181] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16181, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16185] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16187
[pid 16185] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16187 attached
[pid 16187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16187] setpgid(0, 0)               = 0
[pid 16187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16187] write(3, "1000", 4)         = 4
[pid 16187] close(3)                    = 0
[pid 16187] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16187] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16187] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  270.499184][T16177] vhci_hcd vhci_hcd.0: port 0 already used
[  270.522068][T16181] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16187] close(5)                    = 0
[pid 16187] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16190 attached
) = 16190
[pid 16187] tkill(16190, SIGSTOP)       = 0
[pid 16187] exit_group(0 <unfinished ...>
[pid 16190] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16187, si_uid=0} ---
[pid 16187] <... exit_group resumed>)   = ?
[pid 16190] --- stopped by SIGSTOP ---
[pid 16187] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16187, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16190] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16190] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16191 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16191
[pid 16191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16191] setpgid(0, 0)               = 0
[pid 16191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16191] write(3, "1000", 4)         = 4
[pid 16191] close(3)                    = 0
[pid 16191] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16191] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16191] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16191] close(5)                    = 0
[pid 16191] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16194 attached
) = 16194
[pid 16191] tkill(16194, SIGSTOP)       = 0
[pid 16191] exit_group(0 <unfinished ...>
[pid 16194] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16191, si_uid=0} ---
[pid 16191] <... exit_group resumed>)   = ?
[pid 16194] --- stopped by SIGSTOP ---
[pid 16191] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16191, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16194] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16194] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16196 attached
, child_tidptr=0x555556c505d0) = 16196
[pid 16196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16196] setpgid(0, 0)               = 0
[pid 16196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16196] write(3, "1000", 4)         = 4
[pid 16196] close(3)                    = 0
[pid 16196] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16196] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16196] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16196] close(5)                    = 0
[pid 16196] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16200 attached
) = 16200
[pid 16196] tkill(16200, SIGSTOP)       = 0
[pid 16200] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16196, si_uid=0} ---
[pid 16196] exit_group(0 <unfinished ...>
[pid 16200] --- stopped by SIGSTOP ---
[pid 16196] <... exit_group resumed>)   = ?
[pid 16196] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16200] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16200] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16201 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16201
[pid 16201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16201] setpgid(0, 0)               = 0
[pid 16201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16201] write(3, "1000", 4)         = 4
[pid 16201] close(3)                    = 0
[pid 16201] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16201] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.543959][T16187] vhci_hcd vhci_hcd.0: port 0 already used
[  270.567132][T16191] vhci_hcd vhci_hcd.0: port 0 already used
[  270.589056][T16196] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16201] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16201] close(5)                    = 0
[pid 16201] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16204 attached
) = 16204
[pid 16201] tkill(16204, SIGSTOP)       = 0
[pid 16201] exit_group(0)               = ?
[pid 16204] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16201, si_uid=0} ---
[pid 16204] --- stopped by SIGSTOP ---
[pid 16201] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16201, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16204] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16205
./strace-static-x86_64: Process 16205 attached
[pid 16204] +++ killed by SIGHUP +++
[pid 16205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16205] setpgid(0, 0)               = 0
[pid 16205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16205] write(3, "1000", 4)         = 4
[pid 16205] close(3)                    = 0
[pid 16205] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16205] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16205] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16205] close(5)                    = 0
[pid 16205] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16208 attached
) = 16208
[pid 16205] tkill(16208, SIGSTOP)       = 0
[pid 16205] exit_group(0)               = ?
[pid 16208] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16205, si_uid=0} ---
[pid 16205] +++ exited with 0 +++
[pid 16208] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16205, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16209 attached
, child_tidptr=0x555556c505d0) = 16209
[pid 16209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16209] setpgid(0, 0)               = 0
[pid 16209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16209] write(3, "1000", 4)         = 4
[pid 16209] close(3)                    = 0
[pid 16209] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16209] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16209] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16209] close(5)                    = 0
[pid 16209] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16212 attached
) = 16212
[pid 16209] tkill(16212, SIGSTOP)       = 0
[pid 16209] exit_group(0)               = ?
[pid 16212] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16209, si_uid=0} ---
[pid 16209] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16209, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16212] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16213 attached
, child_tidptr=0x555556c505d0) = 16213
[pid 16213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16213] setpgid(0, 0)               = 0
[pid 16213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16213] write(3, "1000", 4)         = 4
[pid 16213] close(3)                    = 0
[pid 16213] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16213] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.612761][T16201] vhci_hcd vhci_hcd.0: port 0 already used
[  270.635349][T16205] vhci_hcd vhci_hcd.0: port 0 already used
[  270.656022][T16209] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16213] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16213] close(5)                    = 0
[pid 16213] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16216 attached
) = 16216
[pid 16213] tkill(16216, SIGSTOP)       = 0
[pid 16213] exit_group(0 <unfinished ...>
[pid 16216] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16213, si_uid=0} ---
[pid 16216] --- stopped by SIGSTOP ---
[pid 16213] <... exit_group resumed>)   = ?
[pid 16213] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16213, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16216] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16216] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16217 attached
, child_tidptr=0x555556c505d0) = 16217
[pid 16217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16217] setpgid(0, 0)               = 0
[pid 16217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16217] write(3, "1000", 4)         = 4
[pid 16217] close(3)                    = 0
[pid 16217] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16217] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16217] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16217] close(5)                    = 0
[pid 16217] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16220 attached
) = 16220
[pid 16217] tkill(16220, SIGSTOP)       = 0
[pid 16217] exit_group(0 <unfinished ...>
[pid 16220] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16217, si_uid=0} ---
[pid 16217] <... exit_group resumed>)   = ?
[pid 16220] --- stopped by SIGSTOP ---
[pid 16217] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16217, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16220] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16220] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16221 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16221
[pid 16221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16221] setpgid(0, 0)               = 0
[pid 16221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16221] write(3, "1000", 4)         = 4
[pid 16221] close(3)                    = 0
[pid 16221] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16221] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16221] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16221] close(5)                    = 0
[pid 16221] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16224 attached
) = 16224
[pid 16221] tkill(16224, SIGSTOP)       = 0
[pid 16224] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16221, si_uid=0} ---
[pid 16221] exit_group(0 <unfinished ...>
[pid 16224] --- stopped by SIGSTOP ---
[pid 16221] <... exit_group resumed>)   = ?
[pid 16221] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16221, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16224] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16224] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16225 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16225
[pid 16225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16225] setpgid(0, 0)               = 0
[pid 16225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16225] write(3, "1000", 4)         = 4
[pid 16225] close(3)                    = 0
[pid 16225] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16225] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.676990][T16213] vhci_hcd vhci_hcd.0: port 0 already used
[  270.700375][T16217] vhci_hcd vhci_hcd.0: port 0 already used
[  270.721344][T16221] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16225] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16225] close(5)                    = 0
[pid 16225] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16228 attached
) = 16228
[pid 16225] tkill(16228, SIGSTOP)       = 0
[pid 16225] exit_group(0)               = ?
[pid 16228] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16225, si_uid=0} ---
[pid 16225] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16225, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16228] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16229 attached
, child_tidptr=0x555556c505d0) = 16229
[pid 16229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16229] setpgid(0, 0)               = 0
[pid 16229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16229] write(3, "1000", 4)         = 4
[pid 16229] close(3)                    = 0
[pid 16229] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16229] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16229] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16229] close(5)                    = 0
[pid 16229] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16232 attached
) = 16232
[pid 16229] tkill(16232, SIGSTOP)       = 0
[pid 16229] exit_group(0)               = ?
[pid 16232] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16229, si_uid=0} ---
[pid 16229] +++ exited with 0 +++
[pid 16232] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16229, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16233 attached
, child_tidptr=0x555556c505d0) = 16233
[pid 16233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16233] setpgid(0, 0)               = 0
[pid 16233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16233] write(3, "1000", 4)         = 4
[pid 16233] close(3)                    = 0
[pid 16233] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16233] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.745208][T16225] vhci_hcd vhci_hcd.0: port 0 already used
[  270.778921][T16229] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16233] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16233] close(5)                    = 0
[pid 16233] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16236 attached
) = 16236
[pid 16233] tkill(16236, SIGSTOP)       = 0
[pid 16233] exit_group(0)               = ?
[pid 16236] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16233, si_uid=0} ---
[pid 16233] +++ exited with 0 +++
[pid 16236] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16233, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16237 attached
, child_tidptr=0x555556c505d0) = 16237
[pid 16237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16237] setpgid(0, 0)               = 0
[pid 16237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16237] write(3, "1000", 4)         = 4
[pid 16237] close(3)                    = 0
[pid 16237] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16237] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16237] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16237] close(5)                    = 0
[pid 16237] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16240 attached
) = 16240
[pid 16237] tkill(16240, SIGSTOP)       = 0
[pid 16240] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16237, si_uid=0} ---
[pid 16237] exit_group(0 <unfinished ...>
[pid 16240] --- stopped by SIGSTOP ---
[pid 16237] <... exit_group resumed>)   = ?
[pid 16237] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16237, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16240] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16240] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16241
./strace-static-x86_64: Process 16241 attached
[pid 16241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16241] setpgid(0, 0)               = 0
[pid 16241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16241] write(3, "1000", 4)         = 4
[pid 16241] close(3)                    = 0
[pid 16241] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16241] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.801390][T16233] vhci_hcd vhci_hcd.0: port 0 already used
[  270.823511][T16237] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16241] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16241] close(5)                    = 0
[pid 16241] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16244 attached
) = 16244
[pid 16241] tkill(16244, SIGSTOP)       = 0
[pid 16241] exit_group(0 <unfinished ...>
[pid 16244] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16241, si_uid=0} ---
[pid 16241] <... exit_group resumed>)   = ?
[pid 16244] --- stopped by SIGSTOP ---
[pid 16241] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16241, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16244] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16245
[pid 16244] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16245 attached
[pid 16245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16245] setpgid(0, 0)               = 0
[pid 16245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16245] write(3, "1000", 4)         = 4
[pid 16245] close(3)                    = 0
[pid 16245] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16245] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16245] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16245] close(5)                    = 0
[pid 16245] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16248 attached
) = 16248
[pid 16245] tkill(16248, SIGSTOP)       = 0
[pid 16248] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16245, si_uid=0} ---
[pid 16245] exit_group(0 <unfinished ...>
[pid 16248] --- stopped by SIGSTOP ---
[pid 16245] <... exit_group resumed>)   = ?
[pid 16245] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16245, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16248] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16248] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16249 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16249
[pid 16249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16249] setpgid(0, 0)               = 0
[pid 16249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16249] write(3, "1000", 4)         = 4
[pid 16249] close(3)                    = 0
[pid 16249] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16249] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.846198][T16241] vhci_hcd vhci_hcd.0: port 0 already used
[  270.870413][T16245] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16249] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16249] close(5)                    = 0
[pid 16249] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16252 attached
) = 16252
[pid 16249] tkill(16252, SIGSTOP)       = 0
[pid 16249] exit_group(0 <unfinished ...>
[pid 16252] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16249, si_uid=0} ---
[pid 16249] <... exit_group resumed>)   = ?
[pid 16249] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16249, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16252] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16253 attached
, child_tidptr=0x555556c505d0) = 16253
[pid 16253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16253] setpgid(0, 0)               = 0
[pid 16253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16253] write(3, "1000", 4)         = 4
[pid 16253] close(3)                    = 0
[pid 16253] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16253] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16253] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16253] close(5)                    = 0
[pid 16253] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16256 attached
) = 16256
[pid 16253] tkill(16256, SIGSTOP)       = 0
[pid 16253] exit_group(0 <unfinished ...>
[pid 16256] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16253, si_uid=0} ---
[pid 16253] <... exit_group resumed>)   = ?
[pid 16253] +++ exited with 0 +++
[pid 16256] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16253, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16257 attached
, child_tidptr=0x555556c505d0) = 16257
[pid 16257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16257] setpgid(0, 0)               = 0
[pid 16257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16257] write(3, "1000", 4)         = 4
[pid 16257] close(3)                    = 0
[pid 16257] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16257] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16257] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16257] close(5)                    = 0
[pid 16257] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16260 attached
) = 16260
[pid 16257] tkill(16260, SIGSTOP)       = 0
[pid 16257] exit_group(0 <unfinished ...>
[pid 16260] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16257, si_uid=0} ---
[pid 16257] <... exit_group resumed>)   = ?
[pid 16260] --- stopped by SIGSTOP ---
[pid 16257] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16257, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16260] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16260] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16261 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16261
[pid 16261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16261] setpgid(0, 0)               = 0
[pid 16261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16261] write(3, "1000", 4)         = 4
[pid 16261] close(3)                    = 0
[pid 16261] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16261] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.893904][T16249] vhci_hcd vhci_hcd.0: port 0 already used
[  270.914965][T16253] vhci_hcd vhci_hcd.0: port 0 already used
[  270.936658][T16257] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16261] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16261] close(5)                    = 0
[pid 16261] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16264 attached
) = 16264
[pid 16261] tkill(16264, SIGSTOP)       = 0
[pid 16264] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16261, si_uid=0} ---
[pid 16261] exit_group(0)               = ?
[pid 16264] --- stopped by SIGSTOP ---
[pid 16261] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16261, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16264] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16265 attached
 <unfinished ...>
[pid 16264] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16265
[pid 16265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16265] setpgid(0, 0)               = 0
[pid 16265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16265] write(3, "1000", 4)         = 4
[pid 16265] close(3)                    = 0
[pid 16265] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16265] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16265] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16265] close(5)                    = 0
[pid 16265] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16268 attached
) = 16268
[pid 16265] tkill(16268, SIGSTOP)       = 0
[pid 16268] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16265, si_uid=0} ---
[pid 16265] exit_group(0)               = ?
[pid 16268] --- stopped by SIGSTOP ---
[pid 16265] +++ exited with 0 +++
[pid 16268] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16265, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16268] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16269 attached
, child_tidptr=0x555556c505d0) = 16269
[pid 16269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16269] setpgid(0, 0)               = 0
[pid 16269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16269] write(3, "1000", 4)         = 4
[pid 16269] close(3)                    = 0
[pid 16269] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16269] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  270.958839][T16261] vhci_hcd vhci_hcd.0: port 0 already used
[  270.980983][T16265] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16269] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16269] close(5)                    = 0
[pid 16269] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16272 attached
) = 16272
[pid 16269] tkill(16272, SIGSTOP)       = 0
[pid 16269] exit_group(0 <unfinished ...>
[pid 16272] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16269, si_uid=0} ---
[pid 16272] --- stopped by SIGSTOP ---
[pid 16269] <... exit_group resumed>)   = ?
[pid 16269] +++ exited with 0 +++
[pid 16272] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16269, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16272] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16273 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16273
[pid 16273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16273] setpgid(0, 0)               = 0
[pid 16273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16273] write(3, "1000", 4)         = 4
[pid 16273] close(3)                    = 0
[pid 16273] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16273] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16273] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16273] close(5)                    = 0
[pid 16273] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16276 attached
) = 16276
[pid 16273] tkill(16276, SIGSTOP)       = 0
[pid 16276] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16273, si_uid=0} ---
[pid 16273] exit_group(0 <unfinished ...>
[pid 16276] --- stopped by SIGSTOP ---
[pid 16273] <... exit_group resumed>)   = ?
[pid 16273] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16273, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16276] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16276] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16277 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16277
[pid 16277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16277] setpgid(0, 0)               = 0
[pid 16277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16277] write(3, "1000", 4)         = 4
[pid 16277] close(3)                    = 0
[pid 16277] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16277] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.004039][T16269] vhci_hcd vhci_hcd.0: port 0 already used
[  271.027743][T16273] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16277] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16277] close(5)                    = 0
[pid 16277] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16280 attached
) = 16280
[pid 16277] tkill(16280, SIGSTOP)       = 0
[pid 16280] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16277, si_uid=0} ---
[pid 16277] exit_group(0)               = ?
[pid 16280] --- stopped by SIGSTOP ---
[pid 16277] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16277, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16280] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16280] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16281 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16281
[pid 16281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16281] setpgid(0, 0)               = 0
[pid 16281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16281] write(3, "1000", 4)         = 4
[pid 16281] close(3)                    = 0
[pid 16281] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16281] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16281] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16281] close(5)                    = 0
[pid 16281] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16284 attached
) = 16284
[pid 16281] tkill(16284, SIGSTOP)       = 0
[pid 16281] exit_group(0 <unfinished ...>
[pid 16284] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16281, si_uid=0} ---
[pid 16284] --- stopped by SIGSTOP ---
[pid 16281] <... exit_group resumed>)   = ?
[pid 16281] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16281, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16284] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16284] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16285 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16285
[pid 16285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16285] setpgid(0, 0)               = 0
[pid 16285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16285] write(3, "1000", 4)         = 4
[pid 16285] close(3)                    = 0
[pid 16285] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16285] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16285] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16285] close(5)                    = 0
[pid 16285] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16288 attached
) = 16288
[pid 16285] tkill(16288, SIGSTOP)       = 0
[pid 16285] exit_group(0)               = ?
[pid 16288] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16285, si_uid=0} ---
[pid 16288] --- stopped by SIGSTOP ---
[pid 16285] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16285, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16289 attached
, child_tidptr=0x555556c505d0) = 16289
[pid 16289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16289] setpgid(0, 0)               = 0
[pid 16289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16289] write(3, "1000", 4)         = 4
[pid 16289] close(3)                    = 0
[pid 16289] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16289] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.049725][T16277] vhci_hcd vhci_hcd.0: port 0 already used
[  271.071589][T16281] vhci_hcd vhci_hcd.0: port 0 already used
[  271.094013][T16285] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16289] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16289] close(5)                    = 0
[pid 16289] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16292 attached
) = 16292
[pid 16289] tkill(16292, SIGSTOP)       = 0
[pid 16292] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16289, si_uid=0} ---
[pid 16289] exit_group(0 <unfinished ...>
[pid 16292] --- stopped by SIGSTOP ---
[pid 16289] <... exit_group resumed>)   = ?
[pid 16289] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16289, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16292] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16292] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16293 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16293
[pid 16293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16293] setpgid(0, 0)               = 0
[pid 16293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16293] write(3, "1000", 4)         = 4
[pid 16293] close(3)                    = 0
[pid 16293] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16293] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16293] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16293] close(5)                    = 0
[pid 16293] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16296 attached
) = 16296
[pid 16293] tkill(16296, SIGSTOP)       = 0
[pid 16293] exit_group(0 <unfinished ...>
[pid 16296] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16293, si_uid=0} ---
[pid 16293] <... exit_group resumed>)   = ?
[pid 16296] --- stopped by SIGSTOP ---
[pid 16293] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16293, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16296] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16296] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16297 attached
, child_tidptr=0x555556c505d0) = 16297
[pid 16297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16297] setpgid(0, 0)               = 0
[pid 16297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16297] write(3, "1000", 4)         = 4
[pid 16297] close(3)                    = 0
[pid 16297] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16297] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.116555][T16289] vhci_hcd vhci_hcd.0: port 0 already used
[  271.139969][T16293] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16297] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16297] close(5)                    = 0
[pid 16297] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16300 attached
) = 16300
[pid 16297] tkill(16300, SIGSTOP)       = 0
[pid 16297] exit_group(0 <unfinished ...>
[pid 16300] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16297, si_uid=0} ---
[pid 16297] <... exit_group resumed>)   = ?
[pid 16300] --- stopped by SIGSTOP ---
[pid 16297] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16297, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16300] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16300] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16301 attached
, child_tidptr=0x555556c505d0) = 16301
[pid 16301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16301] setpgid(0, 0)               = 0
[pid 16301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16301] write(3, "1000", 4)         = 4
[pid 16301] close(3)                    = 0
[pid 16301] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16301] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16301] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16301] close(5)                    = 0
[pid 16301] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16304 attached
) = 16304
[pid 16301] tkill(16304, SIGSTOP)       = 0
[pid 16304] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16301, si_uid=0} ---
[pid 16301] exit_group(0)               = ?
[pid 16304] --- stopped by SIGSTOP ---
[pid 16301] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16301, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16304] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16305 attached
 <unfinished ...>
[pid 16304] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16305
[pid 16305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16305] setpgid(0, 0)               = 0
[pid 16305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16305] write(3, "1000", 4)         = 4
[pid 16305] close(3)                    = 0
[pid 16305] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16305] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.162594][T16297] vhci_hcd vhci_hcd.0: port 0 already used
[  271.185758][T16301] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16305] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16305] close(5)                    = 0
[pid 16305] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16308 attached
) = 16308
[pid 16305] tkill(16308, SIGSTOP)       = 0
[pid 16305] exit_group(0 <unfinished ...>
[pid 16308] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16305, si_uid=0} ---
[pid 16305] <... exit_group resumed>)   = ?
[pid 16308] --- stopped by SIGSTOP ---
[pid 16305] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16305, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16308] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16308] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16309 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16309
[pid 16309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16309] setpgid(0, 0)               = 0
[pid 16309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16309] write(3, "1000", 4)         = 4
[pid 16309] close(3)                    = 0
[pid 16309] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16309] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16309] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16309] close(5)                    = 0
[pid 16309] clone(child_stack=NULL, flags=0) = 16312
./strace-static-x86_64: Process 16312 attached
[pid 16309] tkill(16312, SIGSTOP)       = 0
[pid 16312] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16309, si_uid=0} ---
[pid 16309] exit_group(0 <unfinished ...>
[pid 16312] --- stopped by SIGSTOP ---
[pid 16309] <... exit_group resumed>)   = ?
[pid 16309] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16309, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16312] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16312] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16313 attached
, child_tidptr=0x555556c505d0) = 16313
[pid 16313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16313] setpgid(0, 0)               = 0
[pid 16313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16313] write(3, "1000", 4)         = 4
[pid 16313] close(3)                    = 0
[pid 16313] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16313] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.208564][T16305] vhci_hcd vhci_hcd.0: port 0 already used
[  271.231059][T16309] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16313] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16313] close(5)                    = 0
[pid 16313] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16316 attached
) = 16316
[pid 16313] tkill(16316, SIGSTOP)       = 0
[pid 16313] exit_group(0 <unfinished ...>
[pid 16316] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16313, si_uid=0} ---
[pid 16313] <... exit_group resumed>)   = ?
[pid 16316] --- stopped by SIGSTOP ---
[pid 16313] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16313, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16316] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16316] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16317 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16317
[pid 16317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16317] setpgid(0, 0)               = 0
[pid 16317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16317] write(3, "1000", 4)         = 4
[pid 16317] close(3)                    = 0
[pid 16317] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16317] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.257227][T16313] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16317] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16317] close(5)                    = 0
[pid 16317] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16320 attached
) = 16320
[pid 16317] tkill(16320, SIGSTOP)       = 0
[pid 16317] exit_group(0)               = ?
[pid 16320] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16317, si_uid=0} ---
[pid 16317] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16317, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16320] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16321
./strace-static-x86_64: Process 16321 attached
[pid 16321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16321] setpgid(0, 0)               = 0
[pid 16321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16321] write(3, "1000", 4)         = 4
[pid 16321] close(3)                    = 0
[pid 16321] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16321] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16321] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16321] close(5)                    = 0
[pid 16321] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16324 attached
) = 16324
[pid 16321] tkill(16324, SIGSTOP)       = 0
[pid 16321] exit_group(0 <unfinished ...>
[pid 16324] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16321, si_uid=0} ---
[pid 16321] <... exit_group resumed>)   = ?
[pid 16324] --- stopped by SIGSTOP ---
[pid 16321] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16321, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16324] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16324] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16325 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16325
[pid 16325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16325] setpgid(0, 0)               = 0
[pid 16325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16325] write(3, "1000", 4)         = 4
[pid 16325] close(3)                    = 0
[pid 16325] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16325] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.282881][T16317] vhci_hcd vhci_hcd.0: port 0 already used
[  271.305600][T16321] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16325] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16325] close(5)                    = 0
[pid 16325] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16328 attached
) = 16328
[pid 16325] tkill(16328, SIGSTOP)       = 0
[pid 16328] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16325, si_uid=0} ---
[pid 16325] exit_group(0 <unfinished ...>
[pid 16328] --- stopped by SIGSTOP ---
[pid 16325] <... exit_group resumed>)   = ?
[pid 16325] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16325, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16328] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16328] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16329 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16329
[pid 16329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16329] setpgid(0, 0)               = 0
[pid 16329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16329] write(3, "1000", 4)         = 4
[pid 16329] close(3)                    = 0
[pid 16329] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16329] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16329] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16329] close(5)                    = 0
[pid 16329] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16332 attached
) = 16332
[pid 16329] tkill(16332, SIGSTOP)       = 0
[pid 16332] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16329, si_uid=0} ---
[pid 16329] exit_group(0 <unfinished ...>
[pid 16332] --- stopped by SIGSTOP ---
[pid 16329] <... exit_group resumed>)   = ?
[pid 16329] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16329, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16332] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16332] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16333 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16333
[pid 16333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16333] setpgid(0, 0)               = 0
[pid 16333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16333] write(3, "1000", 4)         = 4
[pid 16333] close(3)                    = 0
[pid 16333] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16333] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16333] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16333] close(5)                    = 0
[pid 16333] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16336 attached
) = 16336
[pid 16333] tkill(16336, SIGSTOP)       = 0
[pid 16333] exit_group(0)               = ?
[pid 16336] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16333, si_uid=0} ---
[pid 16336] --- stopped by SIGSTOP ---
[pid 16333] +++ exited with 0 +++
[pid 16336] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16333, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16336] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16337 attached
, child_tidptr=0x555556c505d0) = 16337
[pid 16337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16337] setpgid(0, 0)               = 0
[pid 16337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16337] write(3, "1000", 4)         = 4
[pid 16337] close(3)                    = 0
[pid 16337] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16337] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.328645][T16325] vhci_hcd vhci_hcd.0: port 0 already used
[  271.350474][T16329] vhci_hcd vhci_hcd.0: port 0 already used
[  271.372522][T16333] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16337] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16337] close(5)                    = 0
[pid 16337] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16340 attached
) = 16340
[pid 16337] tkill(16340, SIGSTOP)       = 0
[pid 16340] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16337, si_uid=0} ---
[pid 16337] exit_group(0 <unfinished ...>
[pid 16340] --- stopped by SIGSTOP ---
[pid 16337] <... exit_group resumed>)   = ?
[pid 16337] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16337, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16340] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16340] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16341 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16341
[pid 16341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16341] setpgid(0, 0)               = 0
[pid 16341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16341] write(3, "1000", 4)         = 4
[pid 16341] close(3)                    = 0
[pid 16341] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16341] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16341] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16341] close(5)                    = 0
[pid 16341] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16345 attached
) = 16345
[pid 16341] tkill(16345, SIGSTOP)       = 0
[pid 16345] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16341, si_uid=0} ---
[pid 16345] --- stopped by SIGSTOP ---
[pid 16341] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16345, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16341] exit_group(0)               = ?
[pid 16341] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16341, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16345] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16345] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16346 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16346
[pid 16346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16346] setpgid(0, 0)               = 0
[pid 16346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16346] write(3, "1000", 4)         = 4
[pid 16346] close(3)                    = 0
[pid 16346] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16346] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.394602][T16337] vhci_hcd vhci_hcd.0: port 0 already used
[  271.417773][T16341] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16346] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16346] close(5)                    = 0
[pid 16346] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16350 attached
) = 16350
[pid 16346] tkill(16350, SIGSTOP)       = 0
[pid 16350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16346, si_uid=0} ---
[pid 16346] exit_group(0 <unfinished ...>
[pid 16350] --- stopped by SIGSTOP ---
[pid 16346] <... exit_group resumed>)   = ?
[pid 16346] +++ exited with 0 +++
[pid 16350] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16346, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16350] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16351 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16351
[pid 16351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16351] setpgid(0, 0)               = 0
[pid 16351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16351] write(3, "1000", 4)         = 4
[pid 16351] close(3)                    = 0
[pid 16351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16351] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16351] close(5)                    = 0
[pid 16351] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16354 attached
) = 16354
[pid 16351] tkill(16354, SIGSTOP)       = 0
[pid 16351] exit_group(0 <unfinished ...>
[pid 16354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16351, si_uid=0} ---
[pid 16351] <... exit_group resumed>)   = ?
[pid 16354] --- stopped by SIGSTOP ---
[pid 16351] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16351, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16354] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16354] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16355 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16355
[pid 16355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16355] setpgid(0, 0)               = 0
[pid 16355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16355] write(3, "1000", 4)         = 4
[pid 16355] close(3)                    = 0
[pid 16355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16355] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16355] close(5)                    = 0
[pid 16355] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16358 attached
) = 16358
[pid 16355] tkill(16358, SIGSTOP)       = 0
[pid 16355] exit_group(0 <unfinished ...>
[pid 16358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16355, si_uid=0} ---
[pid 16355] <... exit_group resumed>)   = ?
[pid 16358] --- stopped by SIGSTOP ---
[pid 16355] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16358] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16358] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16359 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16359
[pid 16359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16359] setpgid(0, 0)               = 0
[pid 16359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16359] write(3, "1000", 4)         = 4
[pid 16359] close(3)                    = 0
[pid 16359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.440497][T16346] vhci_hcd vhci_hcd.0: port 0 already used
[  271.463453][T16351] vhci_hcd vhci_hcd.0: port 0 already used
[  271.485012][T16355] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16359] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16359] close(5)                    = 0
[pid 16359] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16362 attached
) = 16362
[pid 16359] tkill(16362, SIGSTOP)       = 0
[pid 16362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16359, si_uid=0} ---
[pid 16359] exit_group(0)               = ?
[pid 16362] --- stopped by SIGSTOP ---
[pid 16359] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16359, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16362] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16362] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16363 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16363
[pid 16363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16363] setpgid(0, 0)               = 0
[pid 16363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16363] write(3, "1000", 4)         = 4
[pid 16363] close(3)                    = 0
[pid 16363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16363] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16363] close(5)                    = 0
[pid 16363] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16366 attached
) = 16366
[pid 16363] tkill(16366, SIGSTOP)       = 0
[pid 16366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16363, si_uid=0} ---
[pid 16363] exit_group(0 <unfinished ...>
[pid 16366] --- stopped by SIGSTOP ---
[pid 16363] <... exit_group resumed>)   = ?
[pid 16363] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16363, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16366] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16366] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16367 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16367
[pid 16367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16367] setpgid(0, 0)               = 0
[pid 16367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16367] write(3, "1000", 4)         = 4
[pid 16367] close(3)                    = 0
[pid 16367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.507031][T16359] vhci_hcd vhci_hcd.0: port 0 already used
[  271.542144][T16363] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16367] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16367] close(5)                    = 0
[pid 16367] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16370 attached
) = 16370
[pid 16367] tkill(16370, SIGSTOP)       = 0
[pid 16370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16367, si_uid=0} ---
[pid 16367] exit_group(0 <unfinished ...>
[pid 16370] --- stopped by SIGSTOP ---
[pid 16367] <... exit_group resumed>)   = ?
[pid 16367] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16367, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16370] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16370] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16371 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16371
[pid 16371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16371] setpgid(0, 0)               = 0
[pid 16371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16371] write(3, "1000", 4)         = 4
[pid 16371] close(3)                    = 0
[pid 16371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16371] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16371] close(5)                    = 0
[pid 16371] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16374 attached
) = 16374
[pid 16371] tkill(16374, SIGSTOP)       = 0
[pid 16374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16371, si_uid=0} ---
[pid 16371] exit_group(0 <unfinished ...>
[pid 16374] --- stopped by SIGSTOP ---
[pid 16371] <... exit_group resumed>)   = ?
[pid 16371] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16371, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16374] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16374] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16375 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16375
[pid 16375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16375] setpgid(0, 0)               = 0
[pid 16375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16375] write(3, "1000", 4)         = 4
[pid 16375] close(3)                    = 0
[pid 16375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.563980][T16367] vhci_hcd vhci_hcd.0: port 0 already used
[  271.586828][T16371] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16375] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16375] close(5)                    = 0
[pid 16375] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16378 attached
) = 16378
[pid 16375] tkill(16378, SIGSTOP)       = 0
[pid 16375] exit_group(0)               = ?
[pid 16378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16375, si_uid=0} ---
[pid 16378] --- stopped by SIGSTOP ---
[pid 16375] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16375, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16378] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16379 attached
 <unfinished ...>
[pid 16378] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16379
[pid 16379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16379] setpgid(0, 0)               = 0
[pid 16379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16379] write(3, "1000", 4)         = 4
[pid 16379] close(3)                    = 0
[pid 16379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16379] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16379] close(5)                    = 0
[pid 16379] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16382 attached
) = 16382
[pid 16379] tkill(16382, SIGSTOP)       = 0
[pid 16379] exit_group(0 <unfinished ...>
[pid 16382] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16379, si_uid=0} ---
[pid 16379] <... exit_group resumed>)   = ?
[pid 16382] --- stopped by SIGSTOP ---
[pid 16379] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16379, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16382] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16383 attached
, child_tidptr=0x555556c505d0) = 16383
[pid 16382] +++ killed by SIGHUP +++
[pid 16383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16383] setpgid(0, 0)               = 0
[pid 16383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16383] write(3, "1000", 4)         = 4
[pid 16383] close(3)                    = 0
[pid 16383] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16383] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16383] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16383] close(5)                    = 0
[pid 16383] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16386 attached
) = 16386
[pid 16383] tkill(16386, SIGSTOP)       = 0
[pid 16383] exit_group(0)               = ?
[pid 16386] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16383, si_uid=0} ---
[pid 16386] --- stopped by SIGSTOP ---
[pid 16383] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16383, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16386] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16386] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16387 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16387
[pid 16387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16387] setpgid(0, 0)               = 0
[pid 16387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16387] write(3, "1000", 4)         = 4
[pid 16387] close(3)                    = 0
[pid 16387] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16387] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.609569][T16375] vhci_hcd vhci_hcd.0: port 0 already used
[  271.632288][T16379] vhci_hcd vhci_hcd.0: port 0 already used
[  271.654057][T16383] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16387] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16387] close(5)                    = 0
[pid 16387] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16390 attached
) = 16390
[pid 16387] tkill(16390, SIGSTOP)       = 0
[pid 16390] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16387, si_uid=0} ---
[pid 16387] exit_group(0 <unfinished ...>
[pid 16390] --- stopped by SIGSTOP ---
[pid 16387] <... exit_group resumed>)   = ?
[pid 16387] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16387, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16390] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16390] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16391 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16391
[pid 16391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16391] setpgid(0, 0)               = 0
[pid 16391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16391] write(3, "1000", 4)         = 4
[pid 16391] close(3)                    = 0
[pid 16391] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16391] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16391] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16391] close(5)                    = 0
[pid 16391] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16394 attached
) = 16394
[pid 16391] tkill(16394, SIGSTOP)       = 0
[pid 16391] exit_group(0 <unfinished ...>
[pid 16394] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16391, si_uid=0} ---
[pid 16391] <... exit_group resumed>)   = ?
[pid 16394] --- stopped by SIGSTOP ---
[pid 16391] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16391, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16394] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16394] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16395 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16395
[pid 16395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16395] setpgid(0, 0)               = 0
[pid 16395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16395] write(3, "1000", 4)         = 4
[pid 16395] close(3)                    = 0
[pid 16395] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16395] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.678981][T16387] vhci_hcd vhci_hcd.0: port 0 already used
[  271.702608][T16391] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16395] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16395] close(5)                    = 0
[pid 16395] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16398 attached
) = 16398
[pid 16395] tkill(16398, SIGSTOP)       = 0
[pid 16395] exit_group(0)               = ?
[pid 16398] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16395, si_uid=0} ---
[pid 16398] --- stopped by SIGSTOP ---
[pid 16395] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16395, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16398] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16399 attached
 <unfinished ...>
[pid 16398] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16399
[pid 16399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16399] setpgid(0, 0)               = 0
[pid 16399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16399] write(3, "1000", 4)         = 4
[pid 16399] close(3)                    = 0
[pid 16399] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16399] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16399] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16399] close(5)                    = 0
[pid 16399] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16402 attached
) = 16402
[pid 16399] tkill(16402, SIGSTOP)       = 0
[pid 16399] exit_group(0 <unfinished ...>
[pid 16402] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16399, si_uid=0} ---
[pid 16399] <... exit_group resumed>)   = ?
[pid 16402] --- stopped by SIGSTOP ---
[pid 16399] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16399, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16403 attached
, child_tidptr=0x555556c505d0) = 16403
[pid 16403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16403] setpgid(0, 0)               = 0
[pid 16403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16403] write(3, "1000", 4)         = 4
[pid 16403] close(3)                    = 0
[pid 16403] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16403] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16403] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16403] close(5)                    = 0
[pid 16403] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16408 attached
) = 16408
[pid 16403] tkill(16408, SIGSTOP)       = 0
[pid 16403] exit_group(0 <unfinished ...>
[pid 16408] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16403, si_uid=0} ---
[pid 16403] <... exit_group resumed>)   = ?
[pid 16408] --- stopped by SIGSTOP ---
[pid 16403] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16403, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16408] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16409 attached
 <unfinished ...>
[pid 16408] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16409
[pid 16409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16409] setpgid(0, 0)               = 0
[pid 16409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16409] write(3, "1000", 4)         = 4
[pid 16409] close(3)                    = 0
[pid 16409] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16409] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.726455][T16395] vhci_hcd vhci_hcd.0: port 0 already used
[  271.748826][T16399] vhci_hcd vhci_hcd.0: port 0 already used
[  271.770525][T16403] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16409] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16409] close(5)                    = 0
[pid 16409] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16412 attached
) = 16412
[pid 16409] tkill(16412, SIGSTOP)       = 0
[pid 16409] exit_group(0 <unfinished ...>
[pid 16412] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16409, si_uid=0} ---
[pid 16412] --- stopped by SIGSTOP ---
[pid 16409] <... exit_group resumed>)   = ?
[pid 16409] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16409, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16412] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16412] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16413 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16413
[pid 16413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16413] setpgid(0, 0)               = 0
[pid 16413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16413] write(3, "1000", 4)         = 4
[pid 16413] close(3)                    = 0
[pid 16413] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16413] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16413] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16413] close(5)                    = 0
[pid 16413] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16416 attached
) = 16416
[pid 16413] tkill(16416, SIGSTOP)       = 0
[pid 16413] exit_group(0 <unfinished ...>
[pid 16416] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16413, si_uid=0} ---
[pid 16416] --- stopped by SIGSTOP ---
[pid 16413] <... exit_group resumed>)   = ?
[pid 16413] +++ exited with 0 +++
[pid 16416] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16413, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16416] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16417 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16417
[pid 16417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16417] setpgid(0, 0)               = 0
[pid 16417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16417] write(3, "1000", 4)         = 4
[pid 16417] close(3)                    = 0
[pid 16417] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16417] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.791932][T16409] vhci_hcd vhci_hcd.0: port 0 already used
[  271.814271][T16413] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16417] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16417] close(5)                    = 0
[pid 16417] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16420 attached
) = 16420
[pid 16417] tkill(16420, SIGSTOP)       = 0
[pid 16417] exit_group(0 <unfinished ...>
[pid 16420] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16417, si_uid=0} ---
[pid 16417] <... exit_group resumed>)   = ?
[pid 16420] --- stopped by SIGSTOP ---
[pid 16417] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16417, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16420] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16420] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16421 attached
, child_tidptr=0x555556c505d0) = 16421
[pid 16421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16421] setpgid(0, 0)               = 0
[pid 16421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16421] write(3, "1000", 4)         = 4
[pid 16421] close(3)                    = 0
[pid 16421] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16421] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16421] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16421] close(5)                    = 0
[pid 16421] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16424 attached
) = 16424
[pid 16421] tkill(16424, SIGSTOP)       = 0
[pid 16421] exit_group(0)               = ?
[pid 16424] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16421, si_uid=0} ---
[pid 16424] --- stopped by SIGSTOP ---
[pid 16421] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16421, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16425 attached
, child_tidptr=0x555556c505d0) = 16425
[pid 16425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16425] setpgid(0, 0)               = 0
[pid 16425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16425] write(3, "1000", 4)         = 4
[pid 16425] close(3)                    = 0
[pid 16425] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16425] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16425] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16425] close(5)                    = 0
[pid 16425] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16428 attached
) = 16428
[pid 16425] tkill(16428, SIGSTOP)       = 0
[pid 16425] exit_group(0 <unfinished ...>
[pid 16428] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16425, si_uid=0} ---
[pid 16425] <... exit_group resumed>)   = ?
[pid 16428] --- stopped by SIGSTOP ---
[pid 16425] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16425, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16428] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16429 attached
 <unfinished ...>
[pid 16428] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16429
[pid 16429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16429] setpgid(0, 0)               = 0
[pid 16429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16429] write(3, "1000", 4)         = 4
[pid 16429] close(3)                    = 0
[pid 16429] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16429] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.837698][T16417] vhci_hcd vhci_hcd.0: port 0 already used
[  271.860529][T16421] vhci_hcd vhci_hcd.0: port 0 already used
[  271.881929][T16425] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16429] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16429] close(5)                    = 0
[pid 16429] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16432 attached
) = 16432
[pid 16429] tkill(16432, SIGSTOP)       = 0
[pid 16429] exit_group(0 <unfinished ...>
[pid 16432] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16429, si_uid=0} ---
[pid 16429] <... exit_group resumed>)   = ?
[pid 16432] --- stopped by SIGSTOP ---
[pid 16429] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16429, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16432] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16432] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16433 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16433
[pid 16433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16433] setpgid(0, 0)               = 0
[pid 16433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16433] write(3, "1000", 4)         = 4
[pid 16433] close(3)                    = 0
[pid 16433] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16433] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16433] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16433] close(5)                    = 0
[pid 16433] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16436 attached
) = 16436
[pid 16433] tkill(16436, SIGSTOP)       = 0
[pid 16433] exit_group(0 <unfinished ...>
[pid 16436] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16433, si_uid=0} ---
[pid 16433] <... exit_group resumed>)   = ?
[pid 16433] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16433, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16436] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16437 attached
, child_tidptr=0x555556c505d0) = 16437
[pid 16437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16437] setpgid(0, 0)               = 0
[pid 16437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16437] write(3, "1000", 4)         = 4
[pid 16437] close(3)                    = 0
[pid 16437] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16437] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.905203][T16429] vhci_hcd vhci_hcd.0: port 0 already used
[  271.929656][T16433] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16437] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16437] close(5)                    = 0
[pid 16437] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16440 attached
) = 16440
[pid 16437] tkill(16440, SIGSTOP)       = 0
[pid 16440] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16437, si_uid=0} ---
[pid 16437] exit_group(0 <unfinished ...>
[pid 16440] --- stopped by SIGSTOP ---
[pid 16437] <... exit_group resumed>)   = ?
[pid 16437] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16437, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16440] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16440] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16441 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16441
[pid 16441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16441] setpgid(0, 0)               = 0
[pid 16441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16441] write(3, "1000", 4)         = 4
[pid 16441] close(3)                    = 0
[pid 16441] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16441] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16441] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16441] close(5)                    = 0
[pid 16441] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16444 attached
) = 16444
[pid 16441] tkill(16444, SIGSTOP)       = 0
[pid 16444] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16441, si_uid=0} ---
[pid 16441] exit_group(0)               = ?
[pid 16444] --- stopped by SIGSTOP ---
[pid 16441] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16441, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16444] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16445 attached
 <unfinished ...>
[pid 16444] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16445
[pid 16445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16445] setpgid(0, 0)               = 0
[pid 16445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16445] write(3, "1000", 4)         = 4
[pid 16445] close(3)                    = 0
[pid 16445] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16445] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16445] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16445] close(5)                    = 0
[pid 16445] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16448 attached
) = 16448
[pid 16445] tkill(16448, SIGSTOP)       = 0
[pid 16445] exit_group(0 <unfinished ...>
[pid 16448] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16445, si_uid=0} ---
[pid 16445] <... exit_group resumed>)   = ?
[pid 16448] --- stopped by SIGSTOP ---
[pid 16445] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16445, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16448] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16448] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16449 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16449
[pid 16449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16449] setpgid(0, 0)               = 0
[pid 16449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16449] write(3, "1000", 4)         = 4
[pid 16449] close(3)                    = 0
[pid 16449] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16449] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  271.951926][T16437] vhci_hcd vhci_hcd.0: port 0 already used
[  271.974959][T16441] vhci_hcd vhci_hcd.0: port 0 already used
[  271.997157][T16445] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16449] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16449] close(5)                    = 0
[pid 16449] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16452 attached
) = 16452
[pid 16449] tkill(16452, SIGSTOP)       = 0
[pid 16449] exit_group(0 <unfinished ...>
[pid 16452] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16449, si_uid=0} ---
[pid 16449] <... exit_group resumed>)   = ?
[pid 16452] --- stopped by SIGSTOP ---
[pid 16449] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16449, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16452] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16452] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16453 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16453
[pid 16453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16453] setpgid(0, 0)               = 0
[pid 16453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16453] write(3, "1000", 4)         = 4
[pid 16453] close(3)                    = 0
[pid 16453] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16453] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16453] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16453] close(5)                    = 0
[pid 16453] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16456 attached
) = 16456
[pid 16453] tkill(16456, SIGSTOP)       = 0
[pid 16456] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16453, si_uid=0} ---
[pid 16453] exit_group(0)               = ?
[pid 16456] --- stopped by SIGSTOP ---
[pid 16453] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16453, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16456] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16456] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16457 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16457
[pid 16457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16457] setpgid(0, 0)               = 0
[pid 16457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16457] write(3, "1000", 4)         = 4
[pid 16457] close(3)                    = 0
[pid 16457] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16457] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.019789][T16449] vhci_hcd vhci_hcd.0: port 0 already used
[  272.041801][T16453] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16457] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16457] close(5)                    = 0
[pid 16457] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16460 attached
) = 16460
[pid 16457] tkill(16460, SIGSTOP)       = 0
[pid 16457] exit_group(0 <unfinished ...>
[pid 16460] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16457, si_uid=0} ---
[pid 16457] <... exit_group resumed>)   = ?
[pid 16460] --- stopped by SIGSTOP ---
[pid 16457] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16457, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16460] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16461 attached
, child_tidptr=0x555556c505d0) = 16461
[pid 16460] +++ killed by SIGHUP +++
[pid 16461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16461] setpgid(0, 0)               = 0
[pid 16461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16461] write(3, "1000", 4)         = 4
[pid 16461] close(3)                    = 0
[pid 16461] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16461] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16461] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16461] close(5)                    = 0
[pid 16461] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16464 attached
) = 16464
[pid 16461] tkill(16464, SIGSTOP)       = 0
[pid 16464] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16461, si_uid=0} ---
[pid 16464] --- stopped by SIGSTOP ---
[pid 16461] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16464, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16461] exit_group(0)               = ?
[pid 16461] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16461, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16464] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16464] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16465 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16465
[pid 16465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16465] setpgid(0, 0)               = 0
[pid 16465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16465] write(3, "1000", 4)         = 4
[pid 16465] close(3)                    = 0
[pid 16465] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16465] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16465] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16465] close(5)                    = 0
[pid 16465] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16468 attached
) = 16468
[pid 16465] tkill(16468, SIGSTOP)       = 0
[pid 16468] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16465, si_uid=0} ---
[pid 16465] exit_group(0 <unfinished ...>
[pid 16468] --- stopped by SIGSTOP ---
[pid 16465] <... exit_group resumed>)   = ?
[pid 16465] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16465, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16468] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16468] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16469 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16469
[pid 16469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16469] setpgid(0, 0)               = 0
[pid 16469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16469] write(3, "1000", 4)         = 4
[pid 16469] close(3)                    = 0
[pid 16469] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16469] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.064621][T16457] vhci_hcd vhci_hcd.0: port 0 already used
[  272.086037][T16461] vhci_hcd vhci_hcd.0: port 0 already used
[  272.108410][T16465] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16469] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16469] close(5)                    = 0
[pid 16469] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16472 attached
) = 16472
[pid 16469] tkill(16472, SIGSTOP)       = 0
[pid 16469] exit_group(0)               = ?
[pid 16472] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16469, si_uid=0} ---
[pid 16469] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16469, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16472] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16473 attached
, child_tidptr=0x555556c505d0) = 16473
[pid 16473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16473] setpgid(0, 0)               = 0
[pid 16473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16473] write(3, "1000", 4)         = 4
[pid 16473] close(3)                    = 0
[pid 16473] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16473] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16473] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16473] close(5)                    = 0
[pid 16473] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16476 attached
) = 16476
[pid 16473] tkill(16476, SIGSTOP)       = 0
[pid 16476] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16473, si_uid=0} ---
[pid 16473] exit_group(0 <unfinished ...>
[pid 16476] --- stopped by SIGSTOP ---
[pid 16473] <... exit_group resumed>)   = ?
[pid 16473] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16473, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16476] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16477 attached
 <unfinished ...>
[pid 16476] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16477
[pid 16477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16477] setpgid(0, 0)               = 0
[pid 16477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16477] write(3, "1000", 4)         = 4
[pid 16477] close(3)                    = 0
[pid 16477] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16477] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.132614][T16469] vhci_hcd vhci_hcd.0: port 0 already used
[  272.156819][T16473] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16477] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16477] close(5)                    = 0
[pid 16477] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16480 attached
) = 16480
[pid 16477] tkill(16480, SIGSTOP)       = 0
[pid 16480] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16477, si_uid=0} ---
[pid 16480] --- stopped by SIGSTOP ---
[pid 16477] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16480, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16477] exit_group(0)               = ?
[pid 16477] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16477, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16480] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16480] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16481 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16481
[pid 16481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16481] setpgid(0, 0)               = 0
[pid 16481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16481] write(3, "1000", 4)         = 4
[pid 16481] close(3)                    = 0
[pid 16481] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16481] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.181440][T16477] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16481] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16481] close(5)                    = 0
[pid 16481] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16484 attached
) = 16484
[pid 16481] tkill(16484, SIGSTOP)       = 0
[pid 16484] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16481, si_uid=0} ---
[pid 16481] exit_group(0)               = ?
[pid 16484] --- stopped by SIGSTOP ---
[pid 16481] +++ exited with 0 +++
[pid 16484] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16481, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16484] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16485 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16485
[pid 16485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16485] setpgid(0, 0)               = 0
[pid 16485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16485] write(3, "1000", 4)         = 4
[pid 16485] close(3)                    = 0
[pid 16485] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16485] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16485] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16485] close(5)                    = 0
[pid 16485] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16488 attached
) = 16488
[pid 16485] tkill(16488, SIGSTOP)       = 0
[pid 16488] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16485, si_uid=0} ---
[pid 16488] --- stopped by SIGSTOP ---
[pid 16485] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16488, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16485] exit_group(0)               = ?
[pid 16485] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16485, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16488] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16488] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16489 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16489
[pid 16489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16489] setpgid(0, 0)               = 0
[pid 16489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16489] write(3, "1000", 4)         = 4
[pid 16489] close(3)                    = 0
[pid 16489] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16489] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16489] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16489] close(5)                    = 0
[pid 16489] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16492 attached
) = 16492
[pid 16489] tkill(16492, SIGSTOP)       = 0
[pid 16492] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16489, si_uid=0} ---
[pid 16492] --- stopped by SIGSTOP ---
[pid 16489] exit_group(0)               = ?
[pid 16489] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16489, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16492] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16492] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16493 attached
, child_tidptr=0x555556c505d0) = 16493
[pid 16493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16493] setpgid(0, 0)               = 0
[pid 16493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16493] write(3, "1000", 4)         = 4
[pid 16493] close(3)                    = 0
[pid 16493] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16493] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.203656][T16481] vhci_hcd vhci_hcd.0: port 0 already used
[  272.225402][T16485] vhci_hcd vhci_hcd.0: port 0 already used
[  272.247736][T16489] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16493] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16493] close(5)                    = 0
[pid 16493] clone(child_stack=NULL, flags=0) = 16496
[pid 16493] tkill(16496, SIGSTOP)       = 0
[pid 16493] exit_group(0)               = ?
./strace-static-x86_64: Process 16496 attached
[pid 16493] +++ exited with 0 +++
[pid 16496] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16493, si_uid=0} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16493, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16496] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16497 attached
, child_tidptr=0x555556c505d0) = 16497
[pid 16497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16497] setpgid(0, 0)               = 0
[pid 16497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16497] write(3, "1000", 4)         = 4
[pid 16497] close(3)                    = 0
[pid 16497] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16497] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16497] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16497] close(5)                    = 0
[pid 16497] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16500 attached
) = 16500
[pid 16497] tkill(16500, SIGSTOP)       = 0
[pid 16497] exit_group(0 <unfinished ...>
[pid 16500] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16497, si_uid=0} ---
[pid 16497] <... exit_group resumed>)   = ?
[pid 16500] --- stopped by SIGSTOP ---
[pid 16497] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16497, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16500] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16500] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16501 attached
, child_tidptr=0x555556c505d0) = 16501
[pid 16501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16501] setpgid(0, 0)               = 0
[pid 16501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16501] write(3, "1000", 4)         = 4
[pid 16501] close(3)                    = 0
[pid 16501] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16501] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.274636][T16493] vhci_hcd vhci_hcd.0: port 0 already used
[  272.301826][T16497] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16501] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16501] close(5)                    = 0
[pid 16501] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16504 attached
) = 16504
[pid 16501] tkill(16504, SIGSTOP)       = 0
[pid 16504] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16501, si_uid=0} ---
[pid 16501] exit_group(0 <unfinished ...>
[pid 16504] --- stopped by SIGSTOP ---
[pid 16501] <... exit_group resumed>)   = ?
[pid 16501] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16501, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16504] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16504] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16505 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16505
[pid 16505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16505] setpgid(0, 0)               = 0
[pid 16505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16505] write(3, "1000", 4)         = 4
[pid 16505] close(3)                    = 0
[pid 16505] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16505] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16505] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16505] close(5)                    = 0
[pid 16505] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16508 attached
) = 16508
[pid 16505] tkill(16508, SIGSTOP)       = 0
[pid 16508] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16505, si_uid=0} ---
[pid 16505] exit_group(0 <unfinished ...>
[pid 16508] --- stopped by SIGSTOP ---
[pid 16505] <... exit_group resumed>)   = ?
[pid 16505] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16505, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16508] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16508] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16509 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16509
[pid 16509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16509] setpgid(0, 0)               = 0
[pid 16509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16509] write(3, "1000", 4)         = 4
[pid 16509] close(3)                    = 0
[pid 16509] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16509] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.325755][T16501] vhci_hcd vhci_hcd.0: port 0 already used
[  272.349337][T16505] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16509] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16509] close(5)                    = 0
[pid 16509] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16512 attached
) = 16512
[pid 16509] tkill(16512, SIGSTOP)       = 0
[pid 16512] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16509, si_uid=0} ---
[pid 16509] exit_group(0 <unfinished ...>
[pid 16512] --- stopped by SIGSTOP ---
[pid 16509] <... exit_group resumed>)   = ?
[pid 16509] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16509, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16512] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16512] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16513 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16513
[pid 16513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16513] setpgid(0, 0)               = 0
[pid 16513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16513] write(3, "1000", 4)         = 4
[pid 16513] close(3)                    = 0
[pid 16513] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16513] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16513] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16513] close(5)                    = 0
[pid 16513] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16516 attached
) = 16516
[pid 16513] tkill(16516, SIGSTOP)       = 0
[pid 16516] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16513, si_uid=0} ---
[pid 16513] exit_group(0 <unfinished ...>
[pid 16516] --- stopped by SIGSTOP ---
[pid 16513] <... exit_group resumed>)   = ?
[pid 16513] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16513, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16516] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16517 attached
 <unfinished ...>
[pid 16516] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16517
[pid 16517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16517] setpgid(0, 0)               = 0
[pid 16517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16517] write(3, "1000", 4)         = 4
[pid 16517] close(3)                    = 0
[pid 16517] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16517] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.372348][T16509] vhci_hcd vhci_hcd.0: port 0 already used
[  272.394908][T16513] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16517] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16517] close(5)                    = 0
[pid 16517] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16520 attached
) = 16520
[pid 16517] tkill(16520, SIGSTOP)       = 0
[pid 16517] exit_group(0)               = ?
[pid 16520] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16517, si_uid=0} ---
[pid 16520] --- stopped by SIGSTOP ---
[pid 16517] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16517, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16521 attached
, child_tidptr=0x555556c505d0) = 16521
[pid 16521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16521] setpgid(0, 0)               = 0
[pid 16521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16521] write(3, "1000", 4)         = 4
[pid 16521] close(3)                    = 0
[pid 16521] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16521] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16521] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16521] close(5)                    = 0
[pid 16521] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16524 attached
) = 16524
[pid 16521] tkill(16524, SIGSTOP)       = 0
[pid 16524] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16521, si_uid=0} ---
[pid 16521] exit_group(0 <unfinished ...>
[pid 16524] --- stopped by SIGSTOP ---
[pid 16521] <... exit_group resumed>)   = ?
[pid 16521] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16521, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16524] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16524] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16525 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16525
[pid 16525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16525] setpgid(0, 0)               = 0
[pid 16525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16525] write(3, "1000", 4)         = 4
[pid 16525] close(3)                    = 0
[pid 16525] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16525] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.418029][T16517] vhci_hcd vhci_hcd.0: port 0 already used
[  272.441657][T16521] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16525] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16525] close(5)                    = 0
[pid 16525] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16528 attached
) = 16528
[pid 16525] tkill(16528, SIGSTOP)       = 0
[pid 16528] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16525, si_uid=0} ---
[pid 16525] exit_group(0 <unfinished ...>
[pid 16528] --- stopped by SIGSTOP ---
[pid 16525] <... exit_group resumed>)   = ?
[pid 16525] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16525, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16528] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16529 attached
 <unfinished ...>
[pid 16528] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16529
[pid 16529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16529] setpgid(0, 0)               = 0
[pid 16529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16529] write(3, "1000", 4)         = 4
[pid 16529] close(3)                    = 0
[pid 16529] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16529] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16529] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16529] close(5)                    = 0
[pid 16529] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16532 attached
) = 16532
[pid 16529] tkill(16532, SIGSTOP)       = 0
[pid 16529] exit_group(0 <unfinished ...>
[pid 16532] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16529, si_uid=0} ---
[pid 16529] <... exit_group resumed>)   = ?
[pid 16532] --- stopped by SIGSTOP ---
[pid 16529] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16529, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16532] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16533
[pid 16532] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16533 attached
[pid 16533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16533] setpgid(0, 0)               = 0
[pid 16533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16533] write(3, "1000", 4)         = 4
[pid 16533] close(3)                    = 0
[pid 16533] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16533] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.465297][T16525] vhci_hcd vhci_hcd.0: port 0 already used
[  272.487746][T16529] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16533] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16533] close(5)                    = 0
[pid 16533] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16536 attached
) = 16536
[pid 16533] tkill(16536, SIGSTOP)       = 0
[pid 16536] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16533, si_uid=0} ---
[pid 16536] --- stopped by SIGSTOP ---
[pid 16533] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16536, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16533] exit_group(0)               = ?
[pid 16533] +++ exited with 0 +++
[pid 16536] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16533, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16536] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16537 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16537
[pid 16537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16537] setpgid(0, 0)               = 0
[pid 16537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16537] write(3, "1000", 4)         = 4
[pid 16537] close(3)                    = 0
[pid 16537] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16537] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16537] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16537] close(5)                    = 0
[pid 16537] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16541 attached
) = 16541
[pid 16537] tkill(16541, SIGSTOP)       = 0
[pid 16537] exit_group(0 <unfinished ...>
[pid 16541] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16537, si_uid=0} ---
[pid 16537] <... exit_group resumed>)   = ?
[pid 16541] --- stopped by SIGSTOP ---
[pid 16537] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16537, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16541] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16541] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16542 attached
, child_tidptr=0x555556c505d0) = 16542
[pid 16542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16542] setpgid(0, 0)               = 0
[pid 16542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16542] write(3, "1000", 4)         = 4
[pid 16542] close(3)                    = 0
[pid 16542] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16542] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.510688][T16533] vhci_hcd vhci_hcd.0: port 0 already used
[  272.543834][T16537] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16542] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16542] close(5)                    = 0
[pid 16542] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16546 attached
) = 16546
[pid 16542] tkill(16546, SIGSTOP)       = 0
[pid 16546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16542, si_uid=0} ---
[pid 16542] exit_group(0 <unfinished ...>
[pid 16546] --- stopped by SIGSTOP ---
[pid 16542] <... exit_group resumed>)   = ?
[pid 16542] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16542, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16546] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16546] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16547 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16547
[pid 16547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16547] setpgid(0, 0)               = 0
[pid 16547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16547] write(3, "1000", 4)         = 4
[pid 16547] close(3)                    = 0
[pid 16547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16547] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16547] close(5)                    = 0
[pid 16547] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16550 attached
) = 16550
[pid 16547] tkill(16550, SIGSTOP)       = 0
[pid 16547] exit_group(0 <unfinished ...>
[pid 16550] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16547, si_uid=0} ---
[pid 16547] <... exit_group resumed>)   = ?
[pid 16550] --- stopped by SIGSTOP ---
[pid 16547] +++ exited with 0 +++
[pid 16550] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16547, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16550] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16551 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16551
[pid 16551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16551] setpgid(0, 0)               = 0
[pid 16551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16551] write(3, "1000", 4)         = 4
[pid 16551] close(3)                    = 0
[pid 16551] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16551] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.566408][T16542] vhci_hcd vhci_hcd.0: port 0 already used
[  272.589376][T16547] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16551] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16551] close(5)                    = 0
[pid 16551] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16554 attached
) = 16554
[pid 16551] tkill(16554, SIGSTOP)       = 0
[pid 16554] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16551, si_uid=0} ---
[pid 16551] exit_group(0 <unfinished ...>
[pid 16554] --- stopped by SIGSTOP ---
[pid 16551] <... exit_group resumed>)   = ?
[pid 16551] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16551, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16554] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16554] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16555
./strace-static-x86_64: Process 16555 attached
[pid 16555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16555] setpgid(0, 0)               = 0
[pid 16555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16555] write(3, "1000", 4)         = 4
[pid 16555] close(3)                    = 0
[pid 16555] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16555] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16555] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16555] close(5)                    = 0
[pid 16555] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16558 attached
) = 16558
[pid 16555] tkill(16558, SIGSTOP)       = 0
[pid 16555] exit_group(0 <unfinished ...>
[pid 16558] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16555, si_uid=0} ---
[pid 16558] --- stopped by SIGSTOP ---
[pid 16555] <... exit_group resumed>)   = ?
[pid 16555] +++ exited with 0 +++
[pid 16558] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16555, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16558] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16559 attached
, child_tidptr=0x555556c505d0) = 16559
[pid 16559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16559] setpgid(0, 0)               = 0
[pid 16559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16559] write(3, "1000", 4)         = 4
[pid 16559] close(3)                    = 0
[pid 16559] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16559] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16559] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16559] close(5)                    = 0
[pid 16559] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16562 attached
) = 16562
[pid 16559] tkill(16562, SIGSTOP <unfinished ...>
[pid 16562] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16559, si_uid=0} ---
[pid 16559] <... tkill resumed>)        = 0
[pid 16562] --- stopped by SIGSTOP ---
[pid 16559] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16562, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16559] exit_group(0)               = ?
[pid 16559] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16559, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16562] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16562] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16563 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16563
[pid 16563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16563] setpgid(0, 0)               = 0
[pid 16563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16563] write(3, "1000", 4)         = 4
[pid 16563] close(3)                    = 0
[pid 16563] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16563] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.612664][T16551] vhci_hcd vhci_hcd.0: port 0 already used
[  272.636893][T16555] vhci_hcd vhci_hcd.0: port 0 already used
[  272.658749][T16559] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16563] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16563] close(5)                    = 0
[pid 16563] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16566 attached
) = 16566
[pid 16563] tkill(16566, SIGSTOP)       = 0
[pid 16563] exit_group(0 <unfinished ...>
[pid 16566] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16563, si_uid=0} ---
[pid 16563] <... exit_group resumed>)   = ?
[pid 16566] --- stopped by SIGSTOP ---
[pid 16563] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16563, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16566] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16567 attached
 <unfinished ...>
[pid 16566] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16567
[pid 16567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16567] setpgid(0, 0)               = 0
[pid 16567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16567] write(3, "1000", 4)         = 4
[pid 16567] close(3)                    = 0
[pid 16567] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16567] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16567] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16567] close(5)                    = 0
[pid 16567] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16570 attached
) = 16570
[pid 16567] tkill(16570, SIGSTOP)       = 0
[pid 16567] exit_group(0 <unfinished ...>
[pid 16570] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16567, si_uid=0} ---
[pid 16567] <... exit_group resumed>)   = ?
[pid 16570] --- stopped by SIGSTOP ---
[pid 16567] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16567, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16570] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16570] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16571 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16571
[pid 16571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16571] setpgid(0, 0)               = 0
[pid 16571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16571] write(3, "1000", 4)         = 4
[pid 16571] close(3)                    = 0
[pid 16571] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16571] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16571] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16571] close(5)                    = 0
[pid 16571] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16574 attached
) = 16574
[pid 16571] tkill(16574, SIGSTOP)       = 0
[pid 16571] exit_group(0)               = ?
[pid 16574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16571, si_uid=0} ---
[pid 16574] --- stopped by SIGSTOP ---
[pid 16571] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16571, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16574] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16575
[pid 16574] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16575 attached
[pid 16575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16575] setpgid(0, 0)               = 0
[pid 16575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16575] write(3, "1000", 4)         = 4
[pid 16575] close(3)                    = 0
[pid 16575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.680933][T16563] vhci_hcd vhci_hcd.0: port 0 already used
[  272.702151][T16567] vhci_hcd vhci_hcd.0: port 0 already used
[  272.724716][T16571] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16575] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16575] close(5)                    = 0
[pid 16575] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16578 attached
) = 16578
[pid 16575] tkill(16578, SIGSTOP)       = 0
[pid 16575] exit_group(0 <unfinished ...>
[pid 16578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16575, si_uid=0} ---
[pid 16575] <... exit_group resumed>)   = ?
[pid 16578] --- stopped by SIGSTOP ---
[pid 16575] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16575, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16578] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16578] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16579 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16579
[pid 16579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16579] setpgid(0, 0)               = 0
[pid 16579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16579] write(3, "1000", 4)         = 4
[pid 16579] close(3)                    = 0
[pid 16579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16579] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16579] close(5)                    = 0
[pid 16579] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16582 attached
) = 16582
[pid 16579] tkill(16582, SIGSTOP)       = 0
[pid 16582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16579, si_uid=0} ---
[pid 16579] exit_group(0 <unfinished ...>
[pid 16582] --- stopped by SIGSTOP ---
[pid 16579] <... exit_group resumed>)   = ?
[pid 16579] +++ exited with 0 +++
[pid 16582] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16579, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16582] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16583 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16583
[pid 16583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16583] setpgid(0, 0)               = 0
[pid 16583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16583] write(3, "1000", 4)         = 4
[pid 16583] close(3)                    = 0
[pid 16583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.748485][T16575] vhci_hcd vhci_hcd.0: port 0 already used
[  272.781395][T16579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16583] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16583] close(5)                    = 0
[pid 16583] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16586 attached
) = 16586
[pid 16583] tkill(16586, SIGSTOP)       = 0
[pid 16583] exit_group(0 <unfinished ...>
[pid 16586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16583, si_uid=0} ---
[pid 16583] <... exit_group resumed>)   = ?
[pid 16586] --- stopped by SIGSTOP ---
[pid 16583] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16583, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16586] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16586] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16587 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16587
[pid 16587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16587] setpgid(0, 0)               = 0
[pid 16587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16587] write(3, "1000", 4)         = 4
[pid 16587] close(3)                    = 0
[pid 16587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16587] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16587] close(5)                    = 0
[pid 16587] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16590 attached
) = 16590
[pid 16587] tkill(16590, SIGSTOP)       = 0
[pid 16590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16587, si_uid=0} ---
[pid 16587] exit_group(0 <unfinished ...>
[pid 16590] --- stopped by SIGSTOP ---
[pid 16587] <... exit_group resumed>)   = ?
[pid 16587] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16587, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16590] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16590] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16591 attached
, child_tidptr=0x555556c505d0) = 16591
[pid 16591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16591] setpgid(0, 0)               = 0
[pid 16591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16591] write(3, "1000", 4)         = 4
[pid 16591] close(3)                    = 0
[pid 16591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  272.813939][T16583] vhci_hcd vhci_hcd.0: port 0 already used
[  272.836645][T16587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16591] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16591] close(5)                    = 0
[pid 16591] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16596 attached
) = 16596
[pid 16591] tkill(16596, SIGSTOP)       = 0
[pid 16591] exit_group(0 <unfinished ...>
[pid 16596] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16591, si_uid=0} ---
[pid 16591] <... exit_group resumed>)   = ?
[pid 16591] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16591, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16596] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16597 attached
, child_tidptr=0x555556c505d0) = 16597
[pid 16597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16597] setpgid(0, 0)               = 0
[pid 16597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16597] write(3, "1000", 4)         = 4
[pid 16597] close(3)                    = 0
[pid 16597] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16597] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16597] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16597] close(5)                    = 0
[pid 16597] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16600 attached
) = 16600
[pid 16597] tkill(16600, SIGSTOP)       = 0
[pid 16597] exit_group(0 <unfinished ...>
[pid 16600] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16597, si_uid=0} ---
[pid 16597] <... exit_group resumed>)   = ?
[pid 16600] --- stopped by SIGSTOP ---
[pid 16597] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16597, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16600] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16601
[pid 16600] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16601 attached
[pid 16601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16601] setpgid(0, 0)               = 0
[pid 16601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16601] write(3, "1000", 4)         = 4
[pid 16601] close(3)                    = 0
[pid 16601] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16601] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.859361][T16591] vhci_hcd vhci_hcd.0: port 0 already used
[  272.882198][T16597] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16601] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16601] close(5)                    = 0
[pid 16601] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16605 attached
) = 16605
[pid 16601] tkill(16605, SIGSTOP)       = 0
[pid 16601] exit_group(0 <unfinished ...>
[pid 16605] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16601, si_uid=0} ---
[pid 16605] --- stopped by SIGSTOP ---
[pid 16601] <... exit_group resumed>)   = ?
[pid 16601] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16601, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid 16605] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16605] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16606 attached
, child_tidptr=0x555556c505d0) = 16606
[pid 16606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16606] setpgid(0, 0)               = 0
[pid 16606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16606] write(3, "1000", 4)         = 4
[pid 16606] close(3)                    = 0
[pid 16606] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16606] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16606] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16606] close(5)                    = 0
[pid 16606] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16610 attached
) = 16610
[pid 16606] tkill(16610, SIGSTOP)       = 0
[pid 16606] exit_group(0 <unfinished ...>
[pid 16610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16606, si_uid=0} ---
[pid 16606] <... exit_group resumed>)   = ?
[pid 16610] --- stopped by SIGSTOP ---
[pid 16606] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16606, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16610] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16610] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16611 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16611
[pid 16611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16611] setpgid(0, 0)               = 0
[pid 16611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16611] write(3, "1000", 4)         = 4
[pid 16611] close(3)                    = 0
[pid 16611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.905314][T16601] vhci_hcd vhci_hcd.0: port 0 already used
[  272.928576][T16606] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16611] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16611] close(5)                    = 0
[pid 16611] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16614 attached
) = 16614
[pid 16611] tkill(16614, SIGSTOP)       = 0
[pid 16611] exit_group(0)               = ?
[pid 16614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16611, si_uid=0} ---
[pid 16611] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16611, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16614] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16615 attached
, child_tidptr=0x555556c505d0) = 16615
[pid 16615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16615] setpgid(0, 0)               = 0
[pid 16615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16615] write(3, "1000", 4)         = 4
[pid 16615] close(3)                    = 0
[pid 16615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16615] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16615] close(5)                    = 0
[pid 16615] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16618 attached
) = 16618
[pid 16615] tkill(16618, SIGSTOP)       = 0
[pid 16615] exit_group(0 <unfinished ...>
[pid 16618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16615, si_uid=0} ---
[pid 16615] <... exit_group resumed>)   = ?
[pid 16618] --- stopped by SIGSTOP ---
[pid 16615] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16618] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16618] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16619 attached
, child_tidptr=0x555556c505d0) = 16619
[pid 16619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16619] setpgid(0, 0)               = 0
[pid 16619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16619] write(3, "1000", 4)         = 4
[pid 16619] close(3)                    = 0
[pid 16619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.951848][T16611] vhci_hcd vhci_hcd.0: port 0 already used
[  272.974267][T16615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16619] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16619] close(5)                    = 0
[pid 16619] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16622 attached
) = 16622
[pid 16619] tkill(16622, SIGSTOP)       = 0
[pid 16619] exit_group(0 <unfinished ...>
[pid 16622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16619, si_uid=0} ---
[pid 16619] <... exit_group resumed>)   = ?
[pid 16622] --- stopped by SIGSTOP ---
[pid 16619] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16622] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16622] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16623 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16623
[pid 16623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16623] setpgid(0, 0)               = 0
[pid 16623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16623] write(3, "1000", 4)         = 4
[pid 16623] close(3)                    = 0
[pid 16623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16623] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16623] close(5)                    = 0
[pid 16623] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16626 attached
) = 16626
[pid 16623] tkill(16626, SIGSTOP)       = 0
[pid 16623] exit_group(0)               = ?
[pid 16626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16623, si_uid=0} ---
[pid 16626] --- stopped by SIGSTOP ---
[pid 16623] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16623, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16626] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16626] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16627 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16627
[pid 16627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16627] setpgid(0, 0)               = 0
[pid 16627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16627] write(3, "1000", 4)         = 4
[pid 16627] close(3)                    = 0
[pid 16627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  272.999594][T16619] vhci_hcd vhci_hcd.0: port 0 already used
[  273.023977][T16623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16627] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16627] close(5)                    = 0
[pid 16627] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16630 attached
) = 16630
[pid 16627] tkill(16630, SIGSTOP)       = 0
[pid 16630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16627, si_uid=0} ---
[pid 16627] exit_group(0)               = ?
[pid 16630] --- stopped by SIGSTOP ---
[pid 16627] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16630] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16631 attached
 <unfinished ...>
[pid 16630] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16631
[pid 16631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16631] setpgid(0, 0)               = 0
[pid 16631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16631] write(3, "1000", 4)         = 4
[pid 16631] close(3)                    = 0
[pid 16631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.048585][T16627] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16631] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16631] close(5)                    = 0
[pid 16631] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16634 attached
) = 16634
[pid 16631] tkill(16634, SIGSTOP)       = 0
[pid 16631] exit_group(0 <unfinished ...>
[pid 16634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16631, si_uid=0} ---
[pid 16631] <... exit_group resumed>)   = ?
[pid 16634] --- stopped by SIGSTOP ---
[pid 16631] +++ exited with 0 +++
[pid 16634] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16631, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16634] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16635 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16635
[pid 16635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16635] setpgid(0, 0)               = 0
[pid 16635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16635] write(3, "1000", 4)         = 4
[pid 16635] close(3)                    = 0
[pid 16635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16635] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16635] close(5)                    = 0
[pid 16635] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16638 attached
) = 16638
[pid 16635] tkill(16638, SIGSTOP <unfinished ...>
[pid 16638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16635, si_uid=0} ---
[pid 16635] <... tkill resumed>)        = 0
[pid 16638] --- stopped by SIGSTOP ---
[pid 16635] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16638, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16635] exit_group(0)               = ?
[pid 16635] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16635, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16638] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16638] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16639 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16639
[pid 16639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16639] setpgid(0, 0)               = 0
[pid 16639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16639] write(3, "1000", 4)         = 4
[pid 16639] close(3)                    = 0
[pid 16639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.070922][T16631] vhci_hcd vhci_hcd.0: port 0 already used
[  273.094721][T16635] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16639] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16639] close(5)                    = 0
[pid 16639] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16642 attached
) = 16642
[pid 16639] tkill(16642, SIGSTOP)       = 0
[pid 16639] exit_group(0)               = ?
[pid 16642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16639, si_uid=0} ---
[pid 16639] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16639, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16642] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16643 attached
, child_tidptr=0x555556c505d0) = 16643
[pid 16643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16643] setpgid(0, 0)               = 0
[pid 16643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16643] write(3, "1000", 4)         = 4
[pid 16643] close(3)                    = 0
[pid 16643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16643] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16643] close(5)                    = 0
[pid 16643] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16646 attached
) = 16646
[pid 16643] tkill(16646, SIGSTOP)       = 0
[pid 16643] exit_group(0 <unfinished ...>
[pid 16646] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16643, si_uid=0} ---
[pid 16643] <... exit_group resumed>)   = ?
[pid 16646] --- stopped by SIGSTOP ---
[pid 16643] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16646] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16647 attached
 <unfinished ...>
[pid 16646] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16647
[pid 16647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16647] setpgid(0, 0)               = 0
[pid 16647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16647] write(3, "1000", 4)         = 4
[pid 16647] close(3)                    = 0
[pid 16647] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16647] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16647] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16647] close(5)                    = 0
[pid 16647] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16652 attached
) = 16652
[pid 16647] tkill(16652, SIGSTOP)       = 0
[pid 16652] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16647, si_uid=0} ---
[pid 16652] --- stopped by SIGSTOP ---
[pid 16647] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16652, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16647] exit_group(0)               = ?
[pid 16647] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16647, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16652] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16652] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16653 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16653
[pid 16653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16653] setpgid(0, 0)               = 0
[pid 16653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16653] write(3, "1000", 4)         = 4
[pid 16653] close(3)                    = 0
[pid 16653] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16653] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.116818][T16639] vhci_hcd vhci_hcd.0: port 0 already used
[  273.138262][T16643] vhci_hcd vhci_hcd.0: port 0 already used
[  273.160781][T16647] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16653] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16653] close(5)                    = 0
[pid 16653] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16656 attached
) = 16656
[pid 16653] tkill(16656, SIGSTOP)       = 0
[pid 16656] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16653, si_uid=0} ---
[pid 16653] exit_group(0)               = ?
[pid 16656] --- stopped by SIGSTOP ---
[pid 16653] +++ exited with 0 +++
[pid 16656] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16653, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16656] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16657 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16657
[pid 16657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16657] setpgid(0, 0)               = 0
[pid 16657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16657] write(3, "1000", 4)         = 4
[pid 16657] close(3)                    = 0
[pid 16657] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16657] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16657] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16657] close(5)                    = 0
[pid 16657] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16660 attached
) = 16660
[pid 16657] tkill(16660, SIGSTOP)       = 0
[pid 16660] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16657, si_uid=0} ---
[pid 16657] exit_group(0 <unfinished ...>
[pid 16660] --- stopped by SIGSTOP ---
[pid 16657] <... exit_group resumed>)   = ?
[pid 16657] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16657, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16660] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16661 attached
 <unfinished ...>
[pid 16660] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16661
[pid 16661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16661] setpgid(0, 0)               = 0
[pid 16661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16661] write(3, "1000", 4)         = 4
[pid 16661] close(3)                    = 0
[pid 16661] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16661] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.183180][T16653] vhci_hcd vhci_hcd.0: port 0 already used
[  273.206397][T16657] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16661] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16661] close(5)                    = 0
[pid 16661] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16664 attached
) = 16664
[pid 16661] tkill(16664, SIGSTOP)       = 0
[pid 16664] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16661, si_uid=0} ---
[pid 16661] exit_group(0 <unfinished ...>
[pid 16664] --- stopped by SIGSTOP ---
[pid 16661] <... exit_group resumed>)   = ?
[pid 16661] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16661, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16664] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16664] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16665 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16665
[pid 16665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16665] setpgid(0, 0)               = 0
[pid 16665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16665] write(3, "1000", 4)         = 4
[pid 16665] close(3)                    = 0
[pid 16665] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16665] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16665] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16665] close(5)                    = 0
[pid 16665] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16668 attached
) = 16668
[pid 16665] tkill(16668, SIGSTOP)       = 0
[pid 16668] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16665, si_uid=0} ---
[pid 16668] --- stopped by SIGSTOP ---
[pid 16665] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16668, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16665] exit_group(0)               = ?
[pid 16665] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16665, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16668] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16668] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16669 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16669
[pid 16669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16669] setpgid(0, 0)               = 0
[pid 16669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16669] write(3, "1000", 4)         = 4
[pid 16669] close(3)                    = 0
[pid 16669] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16669] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.228951][T16661] vhci_hcd vhci_hcd.0: port 0 already used
[  273.251858][T16665] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16669] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16669] close(5)                    = 0
[pid 16669] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16672 attached
) = 16672
[pid 16669] tkill(16672, SIGSTOP)       = 0
[pid 16672] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16669, si_uid=0} ---
[pid 16669] exit_group(0 <unfinished ...>
[pid 16672] --- stopped by SIGSTOP ---
[pid 16669] <... exit_group resumed>)   = ?
[pid 16669] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16669, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16672] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16672] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16673 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16673
[pid 16673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16673] setpgid(0, 0)               = 0
[pid 16673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16673] write(3, "1000", 4)         = 4
[pid 16673] close(3)                    = 0
[pid 16673] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16673] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16673] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16673] close(5)                    = 0
[pid 16673] clone(child_stack=NULL, flags=0) = 16676
[pid 16673] tkill(16676, SIGSTOP./strace-static-x86_64: Process 16676 attached
)       = 0
[pid 16676] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16673, si_uid=0} ---
[pid 16676] --- stopped by SIGSTOP ---
[pid 16673] exit_group(0)               = ?
[pid 16673] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16673, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16676] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16676] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16677 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16677
[pid 16677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16677] setpgid(0, 0)               = 0
[pid 16677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16677] write(3, "1000", 4)         = 4
[pid 16677] close(3)                    = 0
[pid 16677] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16677] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.274754][T16669] vhci_hcd vhci_hcd.0: port 0 already used
[  273.296079][T16673] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16677] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16677] close(5)                    = 0
[pid 16677] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16680 attached
) = 16680
[pid 16677] tkill(16680, SIGSTOP)       = 0
[pid 16677] exit_group(0 <unfinished ...>
[pid 16680] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16677, si_uid=0} ---
[pid 16677] <... exit_group resumed>)   = ?
[pid 16680] --- stopped by SIGSTOP ---
[pid 16677] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16677, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16680] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16680] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16681 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16681
[pid 16681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16681] setpgid(0, 0)               = 0
[pid 16681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16681] write(3, "1000", 4)         = 4
[pid 16681] close(3)                    = 0
[pid 16681] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16681] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16681] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16681] close(5)                    = 0
[pid 16681] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16684 attached
) = 16684
[pid 16681] tkill(16684, SIGSTOP)       = 0
[pid 16684] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16681, si_uid=0} ---
[pid 16681] exit_group(0)               = ?
[pid 16684] --- stopped by SIGSTOP ---
[pid 16681] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16681, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16684] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16684] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16685 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16685
[pid 16685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16685] setpgid(0, 0)               = 0
[pid 16685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16685] write(3, "1000", 4)         = 4
[pid 16685] close(3)                    = 0
[pid 16685] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16685] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16685] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16685] close(5)                    = 0
[  273.324737][T16677] vhci_hcd vhci_hcd.0: port 0 already used
[  273.349696][T16681] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16685] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16688 attached
) = 16688
[pid 16685] tkill(16688, SIGSTOP)       = 0
[pid 16688] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16685, si_uid=0} ---
[pid 16688] --- stopped by SIGSTOP ---
[pid 16685] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16688, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16685] exit_group(0)               = ?
[pid 16685] +++ exited with 0 +++
[pid 16688] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16685, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16688] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16689 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16689
[pid 16689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16689] setpgid(0, 0)               = 0
[pid 16689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16689] write(3, "1000", 4)         = 4
[pid 16689] close(3)                    = 0
[pid 16689] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16689] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16689] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16689] close(5)                    = 0
[pid 16689] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16692 attached
) = 16692
[pid 16689] tkill(16692, SIGSTOP)       = 0
[pid 16689] exit_group(0 <unfinished ...>
[pid 16692] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16689, si_uid=0} ---
[pid 16689] <... exit_group resumed>)   = ?
[pid 16692] --- stopped by SIGSTOP ---
[pid 16689] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16689, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16692] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16693 attached
 <unfinished ...>
[pid 16692] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16693
[pid 16693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16693] setpgid(0, 0)               = 0
[pid 16693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16693] write(3, "1000", 4)         = 4
[pid 16693] close(3)                    = 0
[pid 16693] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16693] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16693] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16693] close(5)                    = 0
[pid 16693] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16696 attached
) = 16696
[pid 16693] tkill(16696, SIGSTOP)       = 0
[pid 16696] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16693, si_uid=0} ---
[pid 16693] exit_group(0)               = ?
[pid 16696] --- stopped by SIGSTOP ---
[pid 16693] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16693, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16697 attached
, child_tidptr=0x555556c505d0) = 16697
[pid 16697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16697] setpgid(0, 0)               = 0
[pid 16697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16697] write(3, "1000", 4)         = 4
[pid 16697] close(3)                    = 0
[pid 16697] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16697] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.372910][T16685] vhci_hcd vhci_hcd.0: port 0 already used
[  273.395344][T16689] vhci_hcd vhci_hcd.0: port 0 already used
[  273.418196][T16693] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16697] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16697] close(5)                    = 0
[pid 16697] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16700 attached
) = 16700
[pid 16697] tkill(16700, SIGSTOP)       = 0
[pid 16700] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16697, si_uid=0} ---
[pid 16697] exit_group(0 <unfinished ...>
[pid 16700] --- stopped by SIGSTOP ---
[pid 16697] <... exit_group resumed>)   = ?
[pid 16697] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16697, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16700] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16700] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16701 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16701
[pid 16701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16701] setpgid(0, 0)               = 0
[pid 16701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16701] write(3, "1000", 4)         = 4
[pid 16701] close(3)                    = 0
[pid 16701] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16701] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16701] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16701] close(5)                    = 0
[pid 16701] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16704 attached
) = 16704
[pid 16701] tkill(16704, SIGSTOP)       = 0
[pid 16701] exit_group(0 <unfinished ...>
[pid 16704] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16701, si_uid=0} ---
[pid 16701] <... exit_group resumed>)   = ?
[pid 16704] --- stopped by SIGSTOP ---
[pid 16701] +++ exited with 0 +++
[pid 16704] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16701, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16704] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16705 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16705
[pid 16705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16705] setpgid(0, 0)               = 0
[pid 16705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16705] write(3, "1000", 4)         = 4
[pid 16705] close(3)                    = 0
[pid 16705] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16705] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.440602][T16697] vhci_hcd vhci_hcd.0: port 0 already used
[  273.464046][T16701] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16705] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16705] close(5)                    = 0
[pid 16705] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16708 attached
) = 16708
[pid 16705] tkill(16708, SIGSTOP)       = 0
[pid 16705] exit_group(0)               = ?
[pid 16708] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16705, si_uid=0} ---
[pid 16705] +++ exited with 0 +++
[pid 16708] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16705, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16709 attached
, child_tidptr=0x555556c505d0) = 16709
[pid 16709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16709] setpgid(0, 0)               = 0
[pid 16709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16709] write(3, "1000", 4)         = 4
[pid 16709] close(3)                    = 0
[pid 16709] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16709] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16709] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16709] close(5)                    = 0
[pid 16709] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16712 attached
) = 16712
[pid 16709] tkill(16712, SIGSTOP)       = 0
[pid 16709] exit_group(0)               = ?
[pid 16712] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16709, si_uid=0} ---
[pid 16712] --- stopped by SIGSTOP ---
[pid 16709] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16709, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16712] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16713
[pid 16712] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16713 attached
[pid 16713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16713] setpgid(0, 0)               = 0
[pid 16713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16713] write(3, "1000", 4)         = 4
[pid 16713] close(3)                    = 0
[pid 16713] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16713] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.486295][T16705] vhci_hcd vhci_hcd.0: port 0 already used
[  273.508358][T16709] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16713] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16713] close(5)                    = 0
[pid 16713] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16716 attached
) = 16716
[pid 16713] tkill(16716, SIGSTOP)       = 0
[pid 16716] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16713, si_uid=0} ---
[pid 16713] exit_group(0)               = ?
[pid 16716] --- stopped by SIGSTOP ---
[pid 16713] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16713, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16716] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16716] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16717 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16717
[pid 16717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16717] setpgid(0, 0)               = 0
[pid 16717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16717] write(3, "1000", 4)         = 4
[pid 16717] close(3)                    = 0
[pid 16717] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16717] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16717] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16717] close(5)                    = 0
[pid 16717] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16720 attached
) = 16720
[pid 16717] tkill(16720, SIGSTOP)       = 0
[pid 16720] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16717, si_uid=0} ---
[pid 16717] exit_group(0)               = ?
[pid 16720] --- stopped by SIGSTOP ---
[pid 16717] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16717, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16720] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16720] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16721 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16721
[pid 16721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16721] setpgid(0, 0)               = 0
[pid 16721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16721] write(3, "1000", 4)         = 4
[pid 16721] close(3)                    = 0
[pid 16721] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16721] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.531655][T16713] vhci_hcd vhci_hcd.0: port 0 already used
[  273.555258][T16717] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16721] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16721] close(5)                    = 0
[pid 16721] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16724 attached
) = 16724
[pid 16721] tkill(16724, SIGSTOP)       = 0
[pid 16721] exit_group(0 <unfinished ...>
[pid 16724] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16721, si_uid=0} ---
[pid 16721] <... exit_group resumed>)   = ?
[pid 16724] --- stopped by SIGSTOP ---
[pid 16721] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16721, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16724] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16724] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16725 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16725
[pid 16725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16725] setpgid(0, 0)               = 0
[pid 16725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16725] write(3, "1000", 4)         = 4
[pid 16725] close(3)                    = 0
[pid 16725] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16725] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16725] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16725] close(5)                    = 0
[pid 16725] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16728 attached
) = 16728
[pid 16725] tkill(16728, SIGSTOP)       = 0
[pid 16728] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16725, si_uid=0} ---
[pid 16725] exit_group(0)               = ?
[pid 16728] --- stopped by SIGSTOP ---
[pid 16725] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16725, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16728] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16728] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16729 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16729
[pid 16729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16729] setpgid(0, 0)               = 0
[pid 16729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16729] write(3, "1000", 4)         = 4
[pid 16729] close(3)                    = 0
[pid 16729] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16729] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.577942][T16721] vhci_hcd vhci_hcd.0: port 0 already used
[  273.600792][T16725] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16729] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16729] close(5)                    = 0
[pid 16729] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16732 attached
) = 16732
[pid 16729] tkill(16732, SIGSTOP)       = 0
[pid 16732] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16729, si_uid=0} ---
[pid 16729] exit_group(0)               = ?
[pid 16732] --- stopped by SIGSTOP ---
[pid 16729] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16729, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16732] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 16733 attached
[pid 16732] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16733
[pid 16733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16733] setpgid(0, 0)               = 0
[pid 16733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16733] write(3, "1000", 4)         = 4
[pid 16733] close(3)                    = 0
[pid 16733] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16733] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16733] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16733] close(5)                    = 0
[pid 16733] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16736 attached
) = 16736
[pid 16733] tkill(16736, SIGSTOP)       = 0
[pid 16733] exit_group(0 <unfinished ...>
[pid 16736] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16733, si_uid=0} ---
[pid 16733] <... exit_group resumed>)   = ?
[pid 16736] --- stopped by SIGSTOP ---
[pid 16733] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16733, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16736] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16737
[pid 16736] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16737 attached
[pid 16737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16737] setpgid(0, 0)               = 0
[pid 16737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16737] write(3, "1000", 4)         = 4
[pid 16737] close(3)                    = 0
[pid 16737] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16737] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.635724][T16729] vhci_hcd vhci_hcd.0: port 0 already used
[  273.659066][T16733] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16737] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16737] close(5)                    = 0
[pid 16737] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16740 attached
) = 16740
[pid 16737] tkill(16740, SIGSTOP)       = 0
[pid 16740] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16737, si_uid=0} ---
[pid 16737] exit_group(0 <unfinished ...>
[pid 16740] --- stopped by SIGSTOP ---
[pid 16737] <... exit_group resumed>)   = ?
[pid 16737] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16737, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16740] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16740] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16741 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16741
[pid 16741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16741] setpgid(0, 0)               = 0
[pid 16741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16741] write(3, "1000", 4)         = 4
[pid 16741] close(3)                    = 0
[pid 16741] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16741] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.682806][T16737] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16741] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16741] close(5)                    = 0
[pid 16741] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16744 attached
) = 16744
[pid 16741] tkill(16744, SIGSTOP)       = 0
[pid 16744] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16741, si_uid=0} ---
[pid 16741] exit_group(0 <unfinished ...>
[pid 16744] --- stopped by SIGSTOP ---
[pid 16741] <... exit_group resumed>)   = ?
[pid 16741] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16741, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16744] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16744] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16745 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16745
[pid 16745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16745] setpgid(0, 0)               = 0
[pid 16745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16745] write(3, "1000", 4)         = 4
[pid 16745] close(3)                    = 0
[pid 16745] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16745] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16745] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16745] close(5)                    = 0
[pid 16745] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16748 attached
) = 16748
[pid 16745] tkill(16748, SIGSTOP)       = 0
[pid 16748] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16745, si_uid=0} ---
[pid 16745] exit_group(0 <unfinished ...>
[pid 16748] --- stopped by SIGSTOP ---
[pid 16745] <... exit_group resumed>)   = ?
[pid 16745] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16745, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16748] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 16748] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16749 attached
, child_tidptr=0x555556c505d0) = 16749
[pid 16749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16749] setpgid(0, 0)               = 0
[pid 16749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16749] write(3, "1000", 4)         = 4
[pid 16749] close(3)                    = 0
[pid 16749] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16749] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16749] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16749] close(5)                    = 0
[pid 16749] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16752 attached
) = 16752
[pid 16749] tkill(16752, SIGSTOP)       = 0
[pid 16749] exit_group(0 <unfinished ...>
[pid 16752] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16749, si_uid=0} ---
[pid 16749] <... exit_group resumed>)   = ?
[pid 16752] --- stopped by SIGSTOP ---
[pid 16749] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16749, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16752] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16752] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16753 attached
, child_tidptr=0x555556c505d0) = 16753
[pid 16753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16753] setpgid(0, 0)               = 0
[pid 16753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16753] write(3, "1000", 4)         = 4
[pid 16753] close(3)                    = 0
[pid 16753] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16753] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.714880][T16741] vhci_hcd vhci_hcd.0: port 0 already used
[  273.735827][T16745] vhci_hcd vhci_hcd.0: port 0 already used
[  273.758783][T16749] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16753] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16753] close(5)                    = 0
[pid 16753] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16756 attached
) = 16756
[pid 16753] tkill(16756, SIGSTOP)       = 0
[pid 16753] exit_group(0)               = ?
[pid 16756] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16753, si_uid=0} ---
[pid 16753] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16753, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16756] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16757 attached
, child_tidptr=0x555556c505d0) = 16757
[pid 16757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16757] setpgid(0, 0)               = 0
[pid 16757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16757] write(3, "1000", 4)         = 4
[pid 16757] close(3)                    = 0
[pid 16757] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16757] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16757] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16757] close(5)                    = 0
[pid 16757] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16760 attached
) = 16760
[pid 16757] tkill(16760, SIGSTOP)       = 0
[pid 16757] exit_group(0 <unfinished ...>
[pid 16760] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16757, si_uid=0} ---
[pid 16757] <... exit_group resumed>)   = ?
[pid 16757] +++ exited with 0 +++
[pid 16760] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16757, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16761 attached
, child_tidptr=0x555556c505d0) = 16761
[pid 16761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16761] setpgid(0, 0)               = 0
[pid 16761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16761] write(3, "1000", 4)         = 4
[pid 16761] close(3)                    = 0
[pid 16761] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16761] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.781822][T16753] vhci_hcd vhci_hcd.0: port 0 already used
[  273.806169][T16757] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16761] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16761] close(5)                    = 0
[pid 16761] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16764 attached
) = 16764
[pid 16761] tkill(16764, SIGSTOP)       = 0
[pid 16764] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16761, si_uid=0} ---
[pid 16761] exit_group(0 <unfinished ...>
[pid 16764] --- stopped by SIGSTOP ---
[pid 16761] <... exit_group resumed>)   = ?
[pid 16761] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16761, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16764] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16764] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16765 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16765
[pid 16765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16765] setpgid(0, 0)               = 0
[pid 16765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16765] write(3, "1000", 4)         = 4
[pid 16765] close(3)                    = 0
[pid 16765] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16765] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.829578][T16761] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16765] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16765] close(5)                    = 0
[pid 16765] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16768 attached
) = 16768
[pid 16765] tkill(16768, SIGSTOP)       = 0
[pid 16768] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16765, si_uid=0} ---
[pid 16765] exit_group(0 <unfinished ...>
[pid 16768] --- stopped by SIGSTOP ---
[pid 16765] <... exit_group resumed>)   = ?
[pid 16765] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16765, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16768] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16769 attached
 <unfinished ...>
[pid 16768] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16769
[pid 16769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16769] setpgid(0, 0)               = 0
[pid 16769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16769] write(3, "1000", 4)         = 4
[pid 16769] close(3)                    = 0
[pid 16769] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16769] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16769] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16769] close(5)                    = 0
[pid 16769] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16772 attached
) = 16772
[pid 16769] tkill(16772, SIGSTOP)       = 0
[pid 16769] exit_group(0 <unfinished ...>
[pid 16772] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16769, si_uid=0} ---
[pid 16769] <... exit_group resumed>)   = ?
[pid 16772] --- stopped by SIGSTOP ---
[pid 16769] +++ exited with 0 +++
[pid 16772] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16769, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16772] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16773 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16773
[pid 16773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16773] setpgid(0, 0)               = 0
[pid 16773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16773] write(3, "1000", 4)         = 4
[pid 16773] close(3)                    = 0
[pid 16773] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16773] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.852663][T16765] vhci_hcd vhci_hcd.0: port 0 already used
[  273.876611][T16769] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16773] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16773] close(5)                    = 0
[pid 16773] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16776 attached
) = 16776
[pid 16773] tkill(16776, SIGSTOP)       = 0
[pid 16776] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16773, si_uid=0} ---
[pid 16773] exit_group(0)               = ?
[pid 16776] --- stopped by SIGSTOP ---
[pid 16773] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16773, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16776] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16776] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16777 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16777
[pid 16777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16777] setpgid(0, 0)               = 0
[pid 16777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16777] write(3, "1000", 4)         = 4
[pid 16777] close(3)                    = 0
[pid 16777] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16777] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.898825][T16773] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16777] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16777] close(5)                    = 0
[pid 16777] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16780 attached
) = 16780
[pid 16777] tkill(16780, SIGSTOP)       = 0
[pid 16780] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16777, si_uid=0} ---
[pid 16777] exit_group(0 <unfinished ...>
[pid 16780] --- stopped by SIGSTOP ---
[pid 16777] <... exit_group resumed>)   = ?
[pid 16777] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16777, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16780] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16780] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16781 attached
, child_tidptr=0x555556c505d0) = 16781
[pid 16781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16781] setpgid(0, 0)               = 0
[pid 16781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16781] write(3, "1000", 4)         = 4
[pid 16781] close(3)                    = 0
[pid 16781] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16781] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16781] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16781] close(5)                    = 0
[pid 16781] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16785 attached
) = 16785
[pid 16781] tkill(16785, SIGSTOP)       = 0
[pid 16781] exit_group(0 <unfinished ...>
[pid 16785] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16781, si_uid=0} ---
[pid 16785] --- stopped by SIGSTOP ---
[pid 16781] <... exit_group resumed>)   = ?
[pid 16781] +++ exited with 0 +++
[pid 16785] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16781, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16785] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16786 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16786
[pid 16786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16786] setpgid(0, 0)               = 0
[pid 16786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16786] write(3, "1000", 4)         = 4
[pid 16786] close(3)                    = 0
[pid 16786] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16786] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.931654][T16777] vhci_hcd vhci_hcd.0: port 0 already used
[  273.954462][T16781] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16786] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16786] close(5)                    = 0
[pid 16786] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16790 attached
) = 16790
[pid 16786] tkill(16790, SIGSTOP)       = 0
[pid 16790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16786, si_uid=0} ---
[pid 16786] exit_group(0 <unfinished ...>
[pid 16790] --- stopped by SIGSTOP ---
[pid 16786] <... exit_group resumed>)   = ?
[pid 16786] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16786, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16790] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16790] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16791 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16791
[pid 16791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16791] setpgid(0, 0)               = 0
[pid 16791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16791] write(3, "1000", 4)         = 4
[pid 16791] close(3)                    = 0
[pid 16791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16791] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16791] close(5)                    = 0
[pid 16791] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16794 attached
) = 16794
[pid 16791] tkill(16794, SIGSTOP)       = 0
[pid 16791] exit_group(0 <unfinished ...>
[pid 16794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16791, si_uid=0} ---
[pid 16791] <... exit_group resumed>)   = ?
[pid 16794] --- stopped by SIGSTOP ---
[pid 16791] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16791, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16794] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16794] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16795
./strace-static-x86_64: Process 16795 attached
[pid 16795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16795] setpgid(0, 0)               = 0
[pid 16795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16795] write(3, "1000", 4)         = 4
[pid 16795] close(3)                    = 0
[pid 16795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  273.976978][T16786] vhci_hcd vhci_hcd.0: port 0 already used
[  273.999841][T16791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16795] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16795] close(5)                    = 0
[pid 16795] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16798 attached
) = 16798
[pid 16795] tkill(16798, SIGSTOP)       = 0
[pid 16795] exit_group(0 <unfinished ...>
[pid 16798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16795, si_uid=0} ---
[pid 16795] <... exit_group resumed>)   = ?
[pid 16798] --- stopped by SIGSTOP ---
[pid 16795] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16798] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16798] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16799 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16799
[pid 16799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16799] setpgid(0, 0)               = 0
[pid 16799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16799] write(3, "1000", 4)         = 4
[pid 16799] close(3)                    = 0
[pid 16799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16799] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16799] close(5)                    = 0
[pid 16799] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16802 attached
) = 16802
[pid 16799] tkill(16802, SIGSTOP)       = 0
[pid 16799] exit_group(0 <unfinished ...>
[pid 16802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16799, si_uid=0} ---
[pid 16799] <... exit_group resumed>)   = ?
[pid 16802] --- stopped by SIGSTOP ---
[pid 16799] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16802] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16802] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16803 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16803
[pid 16803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16803] setpgid(0, 0)               = 0
[pid 16803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16803] write(3, "1000", 4)         = 4
[pid 16803] close(3)                    = 0
[pid 16803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.023959][T16795] vhci_hcd vhci_hcd.0: port 0 already used
[  274.047804][T16799] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16803] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16803] close(5)                    = 0
[pid 16803] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16806 attached
) = 16806
[pid 16803] tkill(16806, SIGSTOP)       = 0
[pid 16803] exit_group(0)               = ?
[pid 16806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16803, si_uid=0} ---
[pid 16806] --- stopped by SIGSTOP ---
[pid 16803] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16807 attached
, child_tidptr=0x555556c505d0) = 16807
[pid 16807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16807] setpgid(0, 0)               = 0
[pid 16807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16807] write(3, "1000", 4)         = 4
[pid 16807] close(3)                    = 0
[pid 16807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16807] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16807] close(5)                    = 0
[pid 16807] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16810 attached
) = 16810
[pid 16807] tkill(16810, SIGSTOP)       = 0
[pid 16810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16807, si_uid=0} ---
[pid 16807] exit_group(0 <unfinished ...>
[pid 16810] --- stopped by SIGSTOP ---
[pid 16807] <... exit_group resumed>)   = ?
[pid 16807] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16807, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16810] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16810] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16811 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16811
[pid 16811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16811] setpgid(0, 0)               = 0
[  274.070814][T16803] vhci_hcd vhci_hcd.0: port 0 already used
[  274.092659][T16807] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16811] write(3, "1000", 4)         = 4
[pid 16811] close(3)                    = 0
[pid 16811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16811] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16811] close(5)                    = 0
[pid 16811] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16814 attached
) = 16814
[pid 16811] tkill(16814, SIGSTOP)       = 0
[pid 16811] exit_group(0 <unfinished ...>
[pid 16814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16811, si_uid=0} ---
[pid 16811] <... exit_group resumed>)   = ?
[pid 16814] --- stopped by SIGSTOP ---
[pid 16811] +++ exited with 0 +++
[pid 16814] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16811, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16814] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16815 attached
, child_tidptr=0x555556c505d0) = 16815
[pid 16815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16815] setpgid(0, 0)               = 0
[pid 16815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16815] write(3, "1000", 4)         = 4
[pid 16815] close(3)                    = 0
[pid 16815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16815] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16815] close(5)                    = 0
[pid 16815] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16818 attached
) = 16818
[pid 16815] tkill(16818, SIGSTOP)       = 0
[pid 16818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16815, si_uid=0} ---
[pid 16815] exit_group(0 <unfinished ...>
[pid 16818] --- stopped by SIGSTOP ---
[pid 16815] <... exit_group resumed>)   = ?
[pid 16815] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16815, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16818] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16819
[pid 16818] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16819 attached
[pid 16819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16819] setpgid(0, 0)               = 0
[pid 16819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16819] write(3, "1000", 4)         = 4
[pid 16819] close(3)                    = 0
[pid 16819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.118117][T16811] vhci_hcd vhci_hcd.0: port 0 already used
[  274.142774][T16815] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16819] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16819] close(5)                    = 0
[pid 16819] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16824 attached
) = 16824
[pid 16819] tkill(16824, SIGSTOP)       = 0
[pid 16824] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16819, si_uid=0} ---
[pid 16819] exit_group(0 <unfinished ...>
[pid 16824] --- stopped by SIGSTOP ---
[pid 16819] <... exit_group resumed>)   = ?
[pid 16819] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16824] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16824] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16825 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16825
[pid 16825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16825] setpgid(0, 0)               = 0
[pid 16825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16825] write(3, "1000", 4)         = 4
[pid 16825] close(3)                    = 0
[pid 16825] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16825] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16825] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16825] close(5)                    = 0
[pid 16825] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16828 attached
) = 16828
[pid 16825] tkill(16828, SIGSTOP)       = 0
[pid 16825] exit_group(0 <unfinished ...>
[pid 16828] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16825, si_uid=0} ---
[pid 16825] <... exit_group resumed>)   = ?
[pid 16828] --- stopped by SIGSTOP ---
[pid 16825] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16825, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16828] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16828] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16829 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16829
[pid 16829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16829] setpgid(0, 0)               = 0
[pid 16829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16829] write(3, "1000", 4)         = 4
[pid 16829] close(3)                    = 0
[pid 16829] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16829] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16829] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16829] close(5)                    = 0
[pid 16829] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16832 attached
) = 16832
[pid 16829] tkill(16832, SIGSTOP)       = 0
[pid 16829] exit_group(0 <unfinished ...>
[pid 16832] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16829, si_uid=0} ---
[pid 16829] <... exit_group resumed>)   = ?
[pid 16832] --- stopped by SIGSTOP ---
[pid 16829] +++ exited with 0 +++
[pid 16832] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16829, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16832] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16833 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16833
[pid 16833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16833] setpgid(0, 0)               = 0
[pid 16833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16833] write(3, "1000", 4)         = 4
[pid 16833] close(3)                    = 0
[pid 16833] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16833] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.165461][T16819] vhci_hcd vhci_hcd.0: port 0 already used
[  274.188436][T16825] vhci_hcd vhci_hcd.0: port 0 already used
[  274.209979][T16829] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16833] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16833] close(5)                    = 0
[pid 16833] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16837 attached
) = 16837
[pid 16833] tkill(16837, SIGSTOP)       = 0
[pid 16833] exit_group(0)               = ?
[pid 16837] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16833, si_uid=0} ---
[pid 16833] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16833, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16837] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16838 attached
, child_tidptr=0x555556c505d0) = 16838
[pid 16838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16838] setpgid(0, 0)               = 0
[pid 16838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16838] write(3, "1000", 4)         = 4
[pid 16838] close(3)                    = 0
[pid 16838] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16838] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16838] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16838] close(5)                    = 0
[pid 16838] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16842 attached
) = 16842
[pid 16838] tkill(16842, SIGSTOP)       = 0
[pid 16842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16838, si_uid=0} ---
[pid 16838] exit_group(0 <unfinished ...>
[pid 16842] --- stopped by SIGSTOP ---
[pid 16838] <... exit_group resumed>)   = ?
[pid 16838] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16838, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16842] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16842] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16843 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16843
[pid 16843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16843] setpgid(0, 0)               = 0
[pid 16843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16843] write(3, "1000", 4)         = 4
[pid 16843] close(3)                    = 0
[pid 16843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16843] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  274.232636][T16833] vhci_hcd vhci_hcd.0: port 0 already used
[  274.254576][T16838] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16843] close(5)                    = 0
[pid 16843] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16846 attached
) = 16846
[pid 16843] tkill(16846, SIGSTOP)       = 0
[pid 16846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16843, si_uid=0} ---
[pid 16843] exit_group(0 <unfinished ...>
[pid 16846] --- stopped by SIGSTOP ---
[pid 16843] <... exit_group resumed>)   = ?
[pid 16843] +++ exited with 0 +++
[pid 16846] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16846] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16847 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16847
[pid 16847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16847] setpgid(0, 0)               = 0
[pid 16847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16847] write(3, "1000", 4)         = 4
[pid 16847] close(3)                    = 0
[pid 16847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16847] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16847] close(5)                    = 0
[pid 16847] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16852 attached
) = 16852
[pid 16847] tkill(16852, SIGSTOP)       = 0
[pid 16852] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16847, si_uid=0} ---
[pid 16847] exit_group(0 <unfinished ...>
[pid 16852] --- stopped by SIGSTOP ---
[pid 16847] <... exit_group resumed>)   = ?
[pid 16847] +++ exited with 0 +++
[pid 16852] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16847, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16853
[pid 16852] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16853 attached
[pid 16853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16853] setpgid(0, 0)               = 0
[pid 16853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16853] write(3, "1000", 4)         = 4
[pid 16853] close(3)                    = 0
[pid 16853] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16853] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.277555][T16843] vhci_hcd vhci_hcd.0: port 0 already used
[  274.301456][T16847] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16853] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16853] close(5)                    = 0
[pid 16853] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16856 attached
) = 16856
[pid 16853] tkill(16856, SIGSTOP)       = 0
[pid 16856] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16853, si_uid=0} ---
[pid 16853] exit_group(0 <unfinished ...>
[pid 16856] --- stopped by SIGSTOP ---
[pid 16853] <... exit_group resumed>)   = ?
[pid 16853] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16853, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16856] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16856] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16857 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16857
[pid 16857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16857] setpgid(0, 0)               = 0
[pid 16857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16857] write(3, "1000", 4)         = 4
[pid 16857] close(3)                    = 0
[pid 16857] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16857] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16857] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16857] close(5)                    = 0
[pid 16857] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16860 attached
) = 16860
[pid 16857] tkill(16860, SIGSTOP)       = 0
[pid 16857] exit_group(0 <unfinished ...>
[pid 16860] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16857, si_uid=0} ---
[pid 16857] <... exit_group resumed>)   = ?
[pid 16860] --- stopped by SIGSTOP ---
[pid 16857] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16857, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16860] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16860] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16861 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16861
[pid 16861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16861] setpgid(0, 0)               = 0
[pid 16861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16861] write(3, "1000", 4)         = 4
[pid 16861] close(3)                    = 0
[pid 16861] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16861] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.333689][T16853] vhci_hcd vhci_hcd.0: port 0 already used
[  274.355976][T16857] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16861] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16861] close(5)                    = 0
[pid 16861] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16864 attached
) = 16864
[pid 16861] tkill(16864, SIGSTOP)       = 0
[pid 16864] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16861, si_uid=0} ---
[pid 16864] --- stopped by SIGSTOP ---
[pid 16861] exit_group(0)               = ?
[pid 16861] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16861, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16864] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16864] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16865 attached
, child_tidptr=0x555556c505d0) = 16865
[pid 16865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16865] setpgid(0, 0)               = 0
[pid 16865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16865] write(3, "1000", 4)         = 4
[pid 16865] close(3)                    = 0
[pid 16865] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16865] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16865] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16865] close(5)                    = 0
[pid 16865] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16868 attached
) = 16868
[pid 16865] tkill(16868, SIGSTOP)       = 0
[pid 16868] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16865, si_uid=0} ---
[pid 16865] exit_group(0 <unfinished ...>
[pid 16868] --- stopped by SIGSTOP ---
[pid 16865] <... exit_group resumed>)   = ?
[pid 16865] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16865, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16868] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16868] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16869 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16869
[pid 16869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16869] setpgid(0, 0)               = 0
[pid 16869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16869] write(3, "1000", 4)         = 4
[pid 16869] close(3)                    = 0
[pid 16869] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16869] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.389796][T16861] vhci_hcd vhci_hcd.0: port 0 already used
[  274.411651][T16865] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16869] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16869] close(5)                    = 0
[pid 16869] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16872 attached
) = 16872
[pid 16869] tkill(16872, SIGSTOP)       = 0
[pid 16869] exit_group(0 <unfinished ...>
[pid 16872] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16869, si_uid=0} ---
[pid 16869] <... exit_group resumed>)   = ?
[pid 16872] --- stopped by SIGSTOP ---
[pid 16869] +++ exited with 0 +++
[pid 16872] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16869, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16872] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16873 attached
, child_tidptr=0x555556c505d0) = 16873
[pid 16873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16873] setpgid(0, 0)               = 0
[pid 16873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16873] write(3, "1000", 4)         = 4
[pid 16873] close(3)                    = 0
[pid 16873] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16873] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16873] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16873] close(5)                    = 0
[pid 16873] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16876 attached
) = 16876
[pid 16873] tkill(16876, SIGSTOP)       = 0
[pid 16876] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16873, si_uid=0} ---
[pid 16876] --- stopped by SIGSTOP ---
[pid 16873] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16876, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16873] exit_group(0)               = ?
[pid 16873] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16873, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16876] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16876] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16877 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16877
[pid 16877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16877] setpgid(0, 0)               = 0
[pid 16877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16877] write(3, "1000", 4)         = 4
[pid 16877] close(3)                    = 0
[pid 16877] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16877] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.442683][T16869] vhci_hcd vhci_hcd.0: port 0 already used
[  274.465834][T16873] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16877] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16877] close(5)                    = 0
[pid 16877] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16880 attached
) = 16880
[pid 16877] tkill(16880, SIGSTOP)       = 0
[pid 16877] exit_group(0 <unfinished ...>
[pid 16880] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16877, si_uid=0} ---
[pid 16880] --- stopped by SIGSTOP ---
[pid 16877] <... exit_group resumed>)   = ?
[pid 16877] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16877, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16880] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16880] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16881 attached
[  274.489157][T16877] vhci_hcd vhci_hcd.0: port 0 already used
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16881
[pid 16881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16881] setpgid(0, 0)               = 0
[pid 16881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16881] write(3, "1000", 4)         = 4
[pid 16881] close(3)                    = 0
[pid 16881] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16881] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16881] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16881] close(5)                    = 0
[pid 16881] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16884 attached
) = 16884
[pid 16881] tkill(16884, SIGSTOP)       = 0
[pid 16884] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16881, si_uid=0} ---
[pid 16881] exit_group(0 <unfinished ...>
[pid 16884] --- stopped by SIGSTOP ---
[pid 16881] <... exit_group resumed>)   = ?
[pid 16881] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16881, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16884] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16884] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16885 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16885
[pid 16885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16885] setpgid(0, 0)               = 0
[pid 16885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16885] write(3, "1000", 4)         = 4
[pid 16885] close(3)                    = 0
[pid 16885] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16885] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16885] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16885] close(5)                    = 0
[pid 16885] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16888 attached
) = 16888
[pid 16885] tkill(16888, SIGSTOP)       = 0
[pid 16888] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16885, si_uid=0} ---
[pid 16888] --- stopped by SIGSTOP ---
[pid 16885] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16888, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16885] exit_group(0)               = ?
[pid 16885] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16885, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16888] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16888] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16889 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16889
[pid 16889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16889] setpgid(0, 0)               = 0
[pid 16889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16889] write(3, "1000", 4)         = 4
[pid 16889] close(3)                    = 0
[pid 16889] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16889] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16889] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16889] close(5)                    = 0
[pid 16889] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16892 attached
) = 16892
[pid 16889] tkill(16892, SIGSTOP)       = 0
[pid 16892] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16889, si_uid=0} ---
[  274.522180][T16881] vhci_hcd vhci_hcd.0: port 0 already used
[  274.544420][T16885] vhci_hcd vhci_hcd.0: port 0 already used
[  274.566821][T16889] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16889] exit_group(0 <unfinished ...>
[pid 16892] --- stopped by SIGSTOP ---
[pid 16889] <... exit_group resumed>)   = ?
[pid 16889] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16889, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16892] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16892] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16893 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16893
[pid 16893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16893] setpgid(0, 0)               = 0
[pid 16893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16893] write(3, "1000", 4)         = 4
[pid 16893] close(3)                    = 0
[pid 16893] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16893] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16893] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16893] close(5)                    = 0
[pid 16893] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16896 attached
) = 16896
[pid 16893] tkill(16896, SIGSTOP)       = 0
[pid 16893] exit_group(0)               = ?
[pid 16896] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16893, si_uid=0} ---
[pid 16893] +++ exited with 0 +++
[pid 16896] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16893, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16898 attached
, child_tidptr=0x555556c505d0) = 16898
[pid 16898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16898] setpgid(0, 0)               = 0
[pid 16898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16898] write(3, "1000", 4)         = 4
[pid 16898] close(3)                    = 0
[pid 16898] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16898] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16898] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16898] close(5)                    = 0
[pid 16898] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16902 attached
) = 16902
[pid 16898] tkill(16902, SIGSTOP)       = 0
[pid 16898] exit_group(0)               = ?
[pid 16902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16898, si_uid=0} ---
[pid 16898] +++ exited with 0 +++
[pid 16902] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16898, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16903 attached
, child_tidptr=0x555556c505d0) = 16903
[pid 16903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16903] setpgid(0, 0)               = 0
[pid 16903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16903] write(3, "1000", 4)         = 4
[pid 16903] close(3)                    = 0
[pid 16903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.590390][T16893] vhci_hcd vhci_hcd.0: port 0 already used
[  274.612928][T16898] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16903] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16903] close(5)                    = 0
[pid 16903] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16906 attached
) = 16906
[pid 16903] tkill(16906, SIGSTOP)       = 0
[pid 16906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16903, si_uid=0} ---
[pid 16903] exit_group(0 <unfinished ...>
[pid 16906] --- stopped by SIGSTOP ---
[pid 16903] <... exit_group resumed>)   = ?
[pid 16903] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16903, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16906] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16906] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16907 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16907
[pid 16907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16907] setpgid(0, 0)               = 0
[pid 16907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16907] write(3, "1000", 4)         = 4
[pid 16907] close(3)                    = 0
[pid 16907] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16907] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16907] close(5)                    = 0
[pid 16907] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16910 attached
) = 16910
[pid 16907] tkill(16910, SIGSTOP)       = 0
[pid 16907] exit_group(0 <unfinished ...>
[pid 16910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16907, si_uid=0} ---
[pid 16907] <... exit_group resumed>)   = ?
[pid 16910] --- stopped by SIGSTOP ---
[pid 16907] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16907, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16910] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16910] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16911 attached
, child_tidptr=0x555556c505d0) = 16911
[pid 16911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16911] setpgid(0, 0)               = 0
[pid 16911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16911] write(3, "1000", 4)         = 4
[pid 16911] close(3)                    = 0
[pid 16911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.635536][T16903] vhci_hcd vhci_hcd.0: port 0 already used
[  274.658521][T16907] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16911] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16911] close(5)                    = 0
[pid 16911] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16914 attached
) = 16914
[pid 16911] tkill(16914, SIGSTOP)       = 0
[pid 16911] exit_group(0 <unfinished ...>
[pid 16914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16911, si_uid=0} ---
[pid 16911] <... exit_group resumed>)   = ?
[pid 16914] --- stopped by SIGSTOP ---
[pid 16911] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16911, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16914] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16914] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16915 attached
, child_tidptr=0x555556c505d0) = 16915
[pid 16915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16915] setpgid(0, 0)               = 0
[pid 16915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16915] write(3, "1000", 4)         = 4
[pid 16915] close(3)                    = 0
[pid 16915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16915] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16915] close(5)                    = 0
[pid 16915] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16919 attached
) = 16919
[pid 16915] tkill(16919, SIGSTOP)       = 0
[pid 16919] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16915, si_uid=0} ---
[pid 16915] exit_group(0 <unfinished ...>
[pid 16919] --- stopped by SIGSTOP ---
[pid 16915] <... exit_group resumed>)   = ?
[pid 16915] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16915, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 16919] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16921 attached
 <unfinished ...>
[pid 16919] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16921
[pid 16921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16921] setpgid(0, 0)               = 0
[pid 16921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16921] write(3, "1000", 4)         = 4
[pid 16921] close(3)                    = 0
[pid 16921] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16921] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.691553][T16911] vhci_hcd vhci_hcd.0: port 0 already used
[  274.715398][T16915] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16921] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16921] close(5)                    = 0
[pid 16921] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16924 attached
) = 16924
[pid 16921] tkill(16924, SIGSTOP)       = 0
[pid 16924] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16921, si_uid=0} ---
[pid 16921] exit_group(0 <unfinished ...>
[pid 16924] --- stopped by SIGSTOP ---
[pid 16921] <... exit_group resumed>)   = ?
[pid 16921] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16921, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16924] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16924] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16925 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16925
[pid 16925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16925] setpgid(0, 0)               = 0
[pid 16925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16925] write(3, "1000", 4)         = 4
[pid 16925] close(3)                    = 0
[pid 16925] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16925] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16925] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16925] close(5)                    = 0
[pid 16925] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16928 attached
) = 16928
[pid 16925] tkill(16928, SIGSTOP)       = 0
[pid 16925] exit_group(0 <unfinished ...>
[pid 16928] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16925, si_uid=0} ---
[pid 16925] <... exit_group resumed>)   = ?
[pid 16928] --- stopped by SIGSTOP ---
[pid 16925] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16925, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16928] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16930
[pid 16928] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16930 attached
[pid 16930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16930] setpgid(0, 0)               = 0
[pid 16930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16930] write(3, "1000", 4)         = 4
[pid 16930] close(3)                    = 0
[pid 16930] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16930] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.738150][T16921] vhci_hcd vhci_hcd.0: port 0 already used
[  274.760458][T16925] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16930] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16930] close(5)                    = 0
[pid 16930] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16934 attached
) = 16934
[pid 16930] tkill(16934, SIGSTOP)       = 0
[pid 16934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16930, si_uid=0} ---
[pid 16934] --- stopped by SIGSTOP ---
[pid 16930] exit_group(0)               = ?
[pid 16930] +++ exited with 0 +++
[pid 16934] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16930, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16934] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16935 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16935
[pid 16935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16935] setpgid(0, 0)               = 0
[pid 16935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16935] write(3, "1000", 4)         = 4
[pid 16935] close(3)                    = 0
[pid 16935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16935] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16935] close(5)                    = 0
[pid 16935] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16939 attached
) = 16939
[pid 16935] tkill(16939, SIGSTOP)       = 0
[pid 16935] exit_group(0)               = ?
[pid 16939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16935, si_uid=0} ---
[pid 16935] +++ exited with 0 +++
[pid 16939] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16935, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16941 attached
, child_tidptr=0x555556c505d0) = 16941
[pid 16941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16941] setpgid(0, 0)               = 0
[pid 16941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16941] write(3, "1000", 4)         = 4
[pid 16941] close(3)                    = 0
[pid 16941] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16941] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.783955][T16930] vhci_hcd vhci_hcd.0: port 0 already used
[  274.817267][T16935] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16941] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16941] close(5)                    = 0
[pid 16941] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16944 attached
) = 16944
[pid 16941] tkill(16944, SIGSTOP)       = 0
[pid 16944] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16941, si_uid=0} ---
[pid 16941] exit_group(0 <unfinished ...>
[pid 16944] --- stopped by SIGSTOP ---
[pid 16941] <... exit_group resumed>)   = ?
[pid 16941] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16941, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16944] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16944] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16945 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16945
[pid 16945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16945] setpgid(0, 0)               = 0
[pid 16945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16945] write(3, "1000", 4)         = 4
[pid 16945] close(3)                    = 0
[pid 16945] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16945] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16945] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16945] close(5)                    = 0
[pid 16945] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16948 attached
) = 16948
[pid 16945] tkill(16948, SIGSTOP)       = 0
[pid 16948] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16945, si_uid=0} ---
[pid 16945] exit_group(0 <unfinished ...>
[pid 16948] --- stopped by SIGSTOP ---
[pid 16945] <... exit_group resumed>)   = ?
[pid 16945] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16945, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16948] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16949 attached
 <unfinished ...>
[pid 16948] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16949
[pid 16949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16949] setpgid(0, 0)               = 0
[pid 16949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16949] write(3, "1000", 4)         = 4
[pid 16949] close(3)                    = 0
[pid 16949] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16949] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.839984][T16941] vhci_hcd vhci_hcd.0: port 0 already used
[  274.871629][T16945] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16949] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16949] close(5)                    = 0
[pid 16949] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16952 attached
) = 16952
[pid 16949] tkill(16952, SIGSTOP)       = 0
[pid 16949] exit_group(0)               = ?
[pid 16952] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16949, si_uid=0} ---
[pid 16952] --- stopped by SIGSTOP ---
[pid 16949] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16949, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16952] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16952] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16953 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16953
[pid 16953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16953] setpgid(0, 0)               = 0
[pid 16953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16953] write(3, "1000", 4)         = 4
[pid 16953] close(3)                    = 0
[pid 16953] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16953] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16953] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16953] close(5)                    = 0
[pid 16953] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16956 attached
) = 16956
[pid 16953] tkill(16956, SIGSTOP)       = 0
[pid 16956] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16953, si_uid=0} ---
[pid 16953] exit_group(0)               = ?
[pid 16956] --- stopped by SIGSTOP ---
[pid 16953] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16953, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16956] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16957 attached
 <unfinished ...>
[pid 16956] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16957
[pid 16957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16957] setpgid(0, 0)               = 0
[pid 16957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16957] write(3, "1000", 4)         = 4
[pid 16957] close(3)                    = 0
[pid 16957] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16957] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16957] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16957] close(5)                    = 0
[pid 16957] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16960 attached
) = 16960
[pid 16957] tkill(16960, SIGSTOP)       = 0
[pid 16960] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16957, si_uid=0} ---
[pid 16960] --- stopped by SIGSTOP ---
[pid 16957] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=16960, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 16957] exit_group(0)               = ?
[pid 16957] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16957, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16960] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16960] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16961 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16961
[pid 16961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16961] setpgid(0, 0)               = 0
[pid 16961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16961] write(3, "1000", 4)         = 4
[pid 16961] close(3)                    = 0
[pid 16961] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16961] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.905002][T16949] vhci_hcd vhci_hcd.0: port 0 already used
[  274.926729][T16953] vhci_hcd vhci_hcd.0: port 0 already used
[  274.948490][T16957] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16961] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16961] close(5)                    = 0
[pid 16961] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16964 attached
) = 16964
[pid 16961] tkill(16964, SIGSTOP)       = 0
[pid 16961] exit_group(0 <unfinished ...>
[pid 16964] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16961, si_uid=0} ---
[pid 16964] --- stopped by SIGSTOP ---
[pid 16961] <... exit_group resumed>)   = ?
[pid 16961] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16961, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16964] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16965
[pid 16964] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16965 attached
[pid 16965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16965] setpgid(0, 0)               = 0
[pid 16965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16965] write(3, "1000", 4)         = 4
[pid 16965] close(3)                    = 0
[pid 16965] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16965] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16965] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16965] close(5)                    = 0
[pid 16965] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16968 attached
) = 16968
[pid 16965] tkill(16968, SIGSTOP)       = 0
[pid 16968] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16965, si_uid=0} ---
[pid 16965] exit_group(0 <unfinished ...>
[pid 16968] --- stopped by SIGSTOP ---
[pid 16965] <... exit_group resumed>)   = ?
[pid 16965] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16965, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16968] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16968] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16969 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16969
[pid 16969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16969] setpgid(0, 0)               = 0
[pid 16969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16969] write(3, "1000", 4)         = 4
[pid 16969] close(3)                    = 0
[pid 16969] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16969] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  274.970946][T16961] vhci_hcd vhci_hcd.0: port 0 already used
[  274.994648][T16965] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16969] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16969] close(5)                    = 0
[pid 16969] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16972 attached
) = 16972
[pid 16969] tkill(16972, SIGSTOP)       = 0
[pid 16972] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16969, si_uid=0} ---
[pid 16969] exit_group(0)               = ?
[pid 16972] --- stopped by SIGSTOP ---
[pid 16969] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16969, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16972] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 16972] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 16973
./strace-static-x86_64: Process 16973 attached
[pid 16973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16973] setpgid(0, 0)               = 0
[pid 16973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16973] write(3, "1000", 4)         = 4
[pid 16973] close(3)                    = 0
[pid 16973] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16973] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.017099][T16969] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16973] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16973] close(5)                    = 0
[pid 16973] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16976 attached
) = 16976
[pid 16973] tkill(16976, SIGSTOP)       = 0
[pid 16973] exit_group(0)               = ?
[pid 16976] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16973, si_uid=0} ---
[pid 16976] --- stopped by SIGSTOP ---
[pid 16973] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16973, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 16976] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16976] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16977 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16977
[pid 16977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16977] setpgid(0, 0)               = 0
[pid 16977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16977] write(3, "1000", 4)         = 4
[pid 16977] close(3)                    = 0
[pid 16977] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16977] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16977] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16977] close(5)                    = 0
[pid 16977] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16980 attached
) = 16980
[pid 16977] tkill(16980, SIGSTOP)       = 0
[pid 16977] exit_group(0 <unfinished ...>
[pid 16980] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16977, si_uid=0} ---
[pid 16977] <... exit_group resumed>)   = ?
[pid 16980] --- stopped by SIGSTOP ---
[pid 16977] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16977, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16980] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16980] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16981 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16981
[pid 16981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16981] setpgid(0, 0)               = 0
[pid 16981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16981] write(3, "1000", 4)         = 4
[pid 16981] close(3)                    = 0
[pid 16981] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16981] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.042659][T16973] vhci_hcd vhci_hcd.0: port 0 already used
[  275.065676][T16977] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16981] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16981] close(5)                    = 0
[pid 16981] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16984 attached
) = 16984
[pid 16981] tkill(16984, SIGSTOP)       = 0
[pid 16984] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16981, si_uid=0} ---
[pid 16981] exit_group(0 <unfinished ...>
[pid 16984] --- stopped by SIGSTOP ---
[pid 16981] <... exit_group resumed>)   = ?
[pid 16981] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16981, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16984] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16984] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16985 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16985
[pid 16985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16985] setpgid(0, 0)               = 0
[pid 16985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16985] write(3, "1000", 4)         = 4
[pid 16985] close(3)                    = 0
[pid 16985] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16985] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16985] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16985] close(5)                    = 0
[pid 16985] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16988 attached
) = 16988
[pid 16985] tkill(16988, SIGSTOP)       = 0
[pid 16988] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16985, si_uid=0} ---
[pid 16985] exit_group(0)               = ?
[pid 16988] --- stopped by SIGSTOP ---
[pid 16985] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16985, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 16988] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16988] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16989 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16989
[pid 16989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16989] setpgid(0, 0)               = 0
[pid 16989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16989] write(3, "1000", 4)         = 4
[pid 16989] close(3)                    = 0
[pid 16989] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16989] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16989] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16989] close(5)                    = 0
[pid 16989] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16992 attached
) = 16992
[pid 16989] tkill(16992, SIGSTOP)       = 0
[pid 16989] exit_group(0)               = ?
[pid 16989] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16989, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16992] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16989, si_uid=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16992] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 16993 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16993
[pid 16993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16993] setpgid(0, 0)               = 0
[pid 16993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16993] write(3, "1000", 4)         = 4
[pid 16993] close(3)                    = 0
[pid 16993] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16993] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.088283][T16981] vhci_hcd vhci_hcd.0: port 0 already used
[  275.110851][T16985] vhci_hcd vhci_hcd.0: port 0 already used
[  275.131779][T16989] vhci_hcd vhci_hcd.0: port 0 already used
[pid 16993] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16993] close(5)                    = 0
[pid 16993] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 16996 attached
) = 16996
[pid 16993] tkill(16996, SIGSTOP)       = 0
[pid 16993] exit_group(0)               = ?
[pid 16996] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16993, si_uid=0} ---
[pid 16996] --- stopped by SIGSTOP ---
[pid 16993] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16993, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 16996] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 16996] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 16997 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 16997
[pid 16997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 16997] setpgid(0, 0)               = 0
[pid 16997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 16997] write(3, "1000", 4)         = 4
[pid 16997] close(3)                    = 0
[pid 16997] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 16997] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 16997] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 16997] close(5)                    = 0
[pid 16997] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17000 attached
) = 17000
[pid 16997] tkill(17000, SIGSTOP)       = 0
[pid 16997] exit_group(0 <unfinished ...>
[pid 17000] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=16997, si_uid=0} ---
[pid 17000] --- stopped by SIGSTOP ---
[pid 16997] <... exit_group resumed>)   = ?
[pid 16997] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16997, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17000] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17000] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17001 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17001
[pid 17001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17001] setpgid(0, 0)               = 0
[pid 17001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17001] write(3, "1000", 4)         = 4
[pid 17001] close(3)                    = 0
[pid 17001] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17001] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17001] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17001] close(5)                    = 0
[pid 17001] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17004 attached
) = 17004
[pid 17001] tkill(17004, SIGSTOP)       = 0
[pid 17004] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17001, si_uid=0} ---
[pid 17001] exit_group(0 <unfinished ...>
[pid 17004] --- stopped by SIGSTOP ---
[pid 17001] <... exit_group resumed>)   = ?
[pid 17001] +++ exited with 0 +++
[pid 17004] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17001, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17004] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17006 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17006
[pid 17006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17006] setpgid(0, 0)               = 0
[pid 17006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17006] write(3, "1000", 4)         = 4
[pid 17006] close(3)                    = 0
[pid 17006] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17006] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.152774][T16993] vhci_hcd vhci_hcd.0: port 0 already used
[  275.174853][T16997] vhci_hcd vhci_hcd.0: port 0 already used
[  275.197304][T17001] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17006] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17006] close(5)                    = 0
[pid 17006] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17010 attached
) = 17010
[pid 17006] tkill(17010, SIGSTOP)       = 0
[pid 17006] exit_group(0 <unfinished ...>
[pid 17010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17006, si_uid=0} ---
[pid 17006] <... exit_group resumed>)   = ?
[pid 17010] --- stopped by SIGSTOP ---
[pid 17006] +++ exited with 0 +++
[pid 17010] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17006, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17010] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17011 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17011
[pid 17011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17011] setpgid(0, 0)               = 0
[pid 17011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17011] write(3, "1000", 4)         = 4
[pid 17011] close(3)                    = 0
[pid 17011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17011] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17011] close(5)                    = 0
[pid 17011] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17014 attached
) = 17014
[pid 17011] tkill(17014, SIGSTOP)       = 0
[pid 17014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17011, si_uid=0} ---
[pid 17011] exit_group(0 <unfinished ...>
[pid 17014] --- stopped by SIGSTOP ---
[pid 17011] <... exit_group resumed>)   = ?
[pid 17011] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17011, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17014] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17014] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17015 attached
, child_tidptr=0x555556c505d0) = 17015
[pid 17015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17015] setpgid(0, 0)               = 0
[pid 17015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17015] write(3, "1000", 4)         = 4
[pid 17015] close(3)                    = 0
[pid 17015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.219656][T17006] vhci_hcd vhci_hcd.0: port 0 already used
[  275.242411][T17011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17015] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17015] close(5)                    = 0
[pid 17015] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17018 attached
) = 17018
[pid 17015] tkill(17018, SIGSTOP)       = 0
[pid 17018] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17015, si_uid=0} ---
[pid 17015] exit_group(0 <unfinished ...>
[pid 17018] --- stopped by SIGSTOP ---
[pid 17015] <... exit_group resumed>)   = ?
[pid 17015] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17015, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17018] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17018] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17019 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17019
[pid 17019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17019] setpgid(0, 0)               = 0
[pid 17019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17019] write(3, "1000", 4)         = 4
[pid 17019] close(3)                    = 0
[pid 17019] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17019] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17019] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17019] close(5)                    = 0
[pid 17019] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17022 attached
) = 17022
[pid 17019] tkill(17022, SIGSTOP)       = 0
[pid 17022] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17019, si_uid=0} ---
[pid 17019] exit_group(0 <unfinished ...>
[pid 17022] --- stopped by SIGSTOP ---
[pid 17019] <... exit_group resumed>)   = ?
[pid 17019] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17019, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17022] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17022] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17023 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17023
[pid 17023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17023] setpgid(0, 0)               = 0
[pid 17023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17023] write(3, "1000", 4)         = 4
[pid 17023] close(3)                    = 0
[pid 17023] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17023] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17023] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17023] close(5)                    = 0
[pid 17023] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17026 attached
) = 17026
[pid 17023] tkill(17026, SIGSTOP)       = 0
[pid 17023] exit_group(0)               = ?
[pid 17026] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17023, si_uid=0} ---
[pid 17026] --- stopped by SIGSTOP ---
[pid 17023] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17023, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17026] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17027 attached
, child_tidptr=0x555556c505d0) = 17027
[pid 17026] +++ killed by SIGHUP +++
[pid 17027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17027] setpgid(0, 0)               = 0
[pid 17027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17027] write(3, "1000", 4)         = 4
[  275.266143][T17015] vhci_hcd vhci_hcd.0: port 0 already used
[  275.288482][T17019] vhci_hcd vhci_hcd.0: port 0 already used
[  275.309665][T17023] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17027] close(3)                    = 0
[pid 17027] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17027] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17027] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17027] close(5)                    = 0
[pid 17027] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17030 attached
) = 17030
[pid 17027] tkill(17030, SIGSTOP)       = 0
[pid 17030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17027, si_uid=0} ---
[pid 17027] exit_group(0 <unfinished ...>
[pid 17030] --- stopped by SIGSTOP ---
[pid 17027] <... exit_group resumed>)   = ?
[pid 17027] +++ exited with 0 +++
[pid 17030] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17027, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17030] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17031
./strace-static-x86_64: Process 17031 attached
[pid 17031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17031] setpgid(0, 0)               = 0
[pid 17031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17031] write(3, "1000", 4)         = 4
[pid 17031] close(3)                    = 0
[pid 17031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17031] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17031] close(5)                    = 0
[pid 17031] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17034 attached
) = 17034
[pid 17031] tkill(17034, SIGSTOP)       = 0
[pid 17031] exit_group(0)               = ?
[pid 17034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17031, si_uid=0} ---
[pid 17034] --- stopped by SIGSTOP ---
[pid 17031] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17031, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17034] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17034] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17035 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17035
[pid 17035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17035] setpgid(0, 0)               = 0
[pid 17035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17035] write(3, "1000", 4)         = 4
[pid 17035] close(3)                    = 0
[pid 17035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.331760][T17027] vhci_hcd vhci_hcd.0: port 0 already used
[  275.357847][T17031] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17035] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17035] close(5)                    = 0
[pid 17035] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17038 attached
) = 17038
[pid 17035] tkill(17038, SIGSTOP)       = 0
[pid 17035] exit_group(0)               = ?
[pid 17038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17035, si_uid=0} ---
[pid 17038] --- stopped by SIGSTOP ---
[pid 17035] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17035, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17039 attached
, child_tidptr=0x555556c505d0) = 17039
[pid 17039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17039] setpgid(0, 0)               = 0
[pid 17039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17039] write(3, "1000", 4)         = 4
[pid 17039] close(3)                    = 0
[pid 17039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.381070][T17035] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17039] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17039] close(5)                    = 0
[pid 17039] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17042 attached
) = 17042
[pid 17039] tkill(17042, SIGSTOP)       = 0
[pid 17042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17039, si_uid=0} ---
[pid 17042] --- stopped by SIGSTOP ---
[pid 17039] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17042, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17039] exit_group(0)               = ?
[pid 17039] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17039, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17042] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17042] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17043 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17043
[pid 17043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17043] setpgid(0, 0)               = 0
[pid 17043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17043] write(3, "1000", 4)         = 4
[pid 17043] close(3)                    = 0
[pid 17043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17043] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17043] close(5)                    = 0
[pid 17043] clone(child_stack=NULL, flags=0) = 17046
./strace-static-x86_64: Process 17046 attached
[pid 17043] tkill(17046, SIGSTOP)       = 0
[pid 17043] exit_group(0 <unfinished ...>
[pid 17046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17043, si_uid=0} ---
[pid 17046] --- stopped by SIGSTOP ---
[pid 17043] <... exit_group resumed>)   = ?
[pid 17043] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17043, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17046] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17046] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17047 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17047
[pid 17047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17047] setpgid(0, 0)               = 0
[pid 17047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17047] write(3, "1000", 4)         = 4
[pid 17047] close(3)                    = 0
[pid 17047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.405697][T17039] vhci_hcd vhci_hcd.0: port 0 already used
[  275.429541][T17043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17047] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17047] close(5)                    = 0
[pid 17047] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17051 attached
) = 17051
[pid 17047] tkill(17051, SIGSTOP)       = 0
[pid 17047] exit_group(0)               = ?
[pid 17051] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17047, si_uid=0} ---
[pid 17047] +++ exited with 0 +++
[pid 17051] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17047, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17053 attached
, child_tidptr=0x555556c505d0) = 17053
[pid 17053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17053] setpgid(0, 0)               = 0
[pid 17053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17053] write(3, "1000", 4)         = 4
[pid 17053] close(3)                    = 0
[pid 17053] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17053] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17053] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17053] close(5)                    = 0
[pid 17053] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17056 attached
) = 17056
[pid 17053] tkill(17056, SIGSTOP)       = 0
[pid 17053] exit_group(0 <unfinished ...>
[pid 17056] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17053, si_uid=0} ---
[pid 17053] <... exit_group resumed>)   = ?
[pid 17056] --- stopped by SIGSTOP ---
[pid 17053] +++ exited with 0 +++
[pid 17056] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17053, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17056] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17057 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17057
[pid 17057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17057] setpgid(0, 0)               = 0
[pid 17057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17057] write(3, "1000", 4)         = 4
[pid 17057] close(3)                    = 0
[pid 17057] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17057] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.452517][T17047] vhci_hcd vhci_hcd.0: port 0 already used
[  275.473092][T17053] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17057] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17057] close(5)                    = 0
[pid 17057] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17060 attached
) = 17060
[pid 17057] tkill(17060, SIGSTOP)       = 0
[pid 17057] exit_group(0 <unfinished ...>
[pid 17060] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17057, si_uid=0} ---
[pid 17057] <... exit_group resumed>)   = ?
[pid 17060] --- stopped by SIGSTOP ---
[pid 17057] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17057, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17061 attached
, child_tidptr=0x555556c505d0) = 17061
[pid 17061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17061] setpgid(0, 0)               = 0
[pid 17061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17061] write(3, "1000", 4)         = 4
[pid 17061] close(3)                    = 0
[pid 17061] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17061] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17061] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17061] close(5)                    = 0
[pid 17061] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17064 attached
) = 17064
[pid 17061] tkill(17064, SIGSTOP)       = 0
[pid 17061] exit_group(0 <unfinished ...>
[pid 17064] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17061, si_uid=0} ---
[pid 17061] <... exit_group resumed>)   = ?
[pid 17064] --- stopped by SIGSTOP ---
[pid 17061] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17061, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17064] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17064] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17065 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17065
[pid 17065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17065] setpgid(0, 0)               = 0
[pid 17065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17065] write(3, "1000", 4)         = 4
[pid 17065] close(3)                    = 0
[pid 17065] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17065] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17065] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17065] close(5)                    = 0
[pid 17065] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17068 attached
) = 17068
[pid 17065] tkill(17068, SIGSTOP)       = 0
[pid 17068] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17065, si_uid=0} ---
[pid 17065] exit_group(0 <unfinished ...>
[pid 17068] --- stopped by SIGSTOP ---
[pid 17065] <... exit_group resumed>)   = ?
[pid 17065] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17065, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17068] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17069
[pid 17068] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17069 attached
[pid 17069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17069] setpgid(0, 0)               = 0
[pid 17069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17069] write(3, "1000", 4)         = 4
[pid 17069] close(3)                    = 0
[pid 17069] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17069] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.496100][T17057] vhci_hcd vhci_hcd.0: port 0 already used
[  275.517821][T17061] vhci_hcd vhci_hcd.0: port 0 already used
[  275.540396][T17065] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17069] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17069] close(5)                    = 0
[pid 17069] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17072 attached
) = 17072
[pid 17069] tkill(17072, SIGSTOP)       = 0
[pid 17072] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17069, si_uid=0} ---
[pid 17069] exit_group(0 <unfinished ...>
[pid 17072] --- stopped by SIGSTOP ---
[pid 17069] <... exit_group resumed>)   = ?
[pid 17069] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17069, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17072] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17072] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17073 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17073
[pid 17073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17073] setpgid(0, 0)               = 0
[pid 17073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17073] write(3, "1000", 4)         = 4
[pid 17073] close(3)                    = 0
[pid 17073] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17073] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17073] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17073] close(5)                    = 0
[pid 17073] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17076 attached
) = 17076
[pid 17073] tkill(17076, SIGSTOP)       = 0
[pid 17076] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17073, si_uid=0} ---
[pid 17073] exit_group(0 <unfinished ...>
[pid 17076] --- stopped by SIGSTOP ---
[pid 17073] <... exit_group resumed>)   = ?
[pid 17073] +++ exited with 0 +++
[pid 17076] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17073, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17076] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17077 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17077
[pid 17077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17077] setpgid(0, 0)               = 0
[pid 17077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17077] write(3, "1000", 4)         = 4
[pid 17077] close(3)                    = 0
[pid 17077] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17077] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.566075][T17069] vhci_hcd vhci_hcd.0: port 0 already used
[  275.590461][T17073] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17077] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17077] close(5)                    = 0
[pid 17077] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17080 attached
) = 17080
[pid 17077] tkill(17080, SIGSTOP)       = 0
[pid 17080] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17077, si_uid=0} ---
[pid 17077] exit_group(0)               = ?
[pid 17080] --- stopped by SIGSTOP ---
[pid 17077] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17077, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17080] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17080] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17081 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17081
[pid 17081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17081] setpgid(0, 0)               = 0
[pid 17081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17081] write(3, "1000", 4)         = 4
[pid 17081] close(3)                    = 0
[pid 17081] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17081] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17081] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17081] close(5)                    = 0
[pid 17081] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17084 attached
) = 17084
[pid 17081] tkill(17084, SIGSTOP)       = 0
[pid 17084] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17081, si_uid=0} ---
[pid 17081] exit_group(0)               = ?
[pid 17084] --- stopped by SIGSTOP ---
[pid 17081] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17081, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17084] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17084] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17085 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17085
[pid 17085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17085] setpgid(0, 0)               = 0
[pid 17085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17085] write(3, "1000", 4)         = 4
[pid 17085] close(3)                    = 0
[pid 17085] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17085] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.613699][T17077] vhci_hcd vhci_hcd.0: port 0 already used
[  275.635511][T17081] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17085] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17085] close(5)                    = 0
[pid 17085] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17088 attached
) = 17088
[pid 17085] tkill(17088, SIGSTOP)       = 0
[pid 17088] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17085, si_uid=0} ---
[pid 17085] exit_group(0 <unfinished ...>
[pid 17088] --- stopped by SIGSTOP ---
[pid 17085] <... exit_group resumed>)   = ?
[pid 17085] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17085, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17088] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17088] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17089 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17089
[pid 17089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17089] setpgid(0, 0)               = 0
[pid 17089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17089] write(3, "1000", 4)         = 4
[pid 17089] close(3)                    = 0
[pid 17089] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17089] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17089] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17089] close(5)                    = 0
[pid 17089] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17092 attached
) = 17092
[pid 17089] tkill(17092, SIGSTOP)       = 0
[pid 17092] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17089, si_uid=0} ---
[pid 17089] exit_group(0)               = ?
[pid 17092] --- stopped by SIGSTOP ---
[pid 17089] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17089, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17092] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17092] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17093 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17093
[pid 17093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17093] setpgid(0, 0)               = 0
[pid 17093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17093] write(3, "1000", 4)         = 4
[pid 17093] close(3)                    = 0
[pid 17093] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17093] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.658481][T17085] vhci_hcd vhci_hcd.0: port 0 already used
[  275.680406][T17089] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17093] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17093] close(5)                    = 0
[pid 17093] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17096 attached
) = 17096
[pid 17093] tkill(17096, SIGSTOP)       = 0
[pid 17096] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17093, si_uid=0} ---
[pid 17093] exit_group(0 <unfinished ...>
[pid 17096] --- stopped by SIGSTOP ---
[pid 17093] <... exit_group resumed>)   = ?
[pid 17093] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17093, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17096] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17097
[pid 17096] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17097 attached
[pid 17097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17097] setpgid(0, 0)               = 0
[pid 17097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17097] write(3, "1000", 4)         = 4
[pid 17097] close(3)                    = 0
[pid 17097] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17097] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17097] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17097] close(5)                    = 0
[pid 17097] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17100 attached
) = 17100
[pid 17097] tkill(17100, SIGSTOP)       = 0
[pid 17097] exit_group(0 <unfinished ...>
[pid 17100] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17097, si_uid=0} ---
[pid 17100] --- stopped by SIGSTOP ---
[pid 17097] <... exit_group resumed>)   = ?
[pid 17097] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17097, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17100] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17100] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17101 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17101
[pid 17101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17101] setpgid(0, 0)               = 0
[pid 17101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17101] write(3, "1000", 4)         = 4
[pid 17101] close(3)                    = 0
[pid 17101] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17101] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.703551][T17093] vhci_hcd vhci_hcd.0: port 0 already used
[  275.727212][T17097] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17101] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17101] close(5)                    = 0
[pid 17101] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17104 attached
) = 17104
[pid 17101] tkill(17104, SIGSTOP)       = 0
[pid 17104] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17101, si_uid=0} ---
[pid 17101] exit_group(0 <unfinished ...>
[pid 17104] --- stopped by SIGSTOP ---
[pid 17101] <... exit_group resumed>)   = ?
[pid 17101] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17101, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17104] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17104] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17105 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17105
[pid 17105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17105] setpgid(0, 0)               = 0
[pid 17105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17105] write(3, "1000", 4)         = 4
[pid 17105] close(3)                    = 0
[pid 17105] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17105] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17105] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17105] close(5)                    = 0
[pid 17105] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17108 attached
) = 17108
[pid 17105] tkill(17108, SIGSTOP)       = 0
[pid 17105] exit_group(0)               = ?
[pid 17108] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17105, si_uid=0} ---
[pid 17108] --- stopped by SIGSTOP ---
[pid 17105] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17105, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17108] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17108] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17109 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17109
[pid 17109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17109] setpgid(0, 0)               = 0
[pid 17109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17109] write(3, "1000", 4)         = 4
[pid 17109] close(3)                    = 0
[pid 17109] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17109] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.750794][T17101] vhci_hcd vhci_hcd.0: port 0 already used
[  275.773661][T17105] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17109] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17109] close(5)                    = 0
[pid 17109] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17112 attached
) = 17112
[pid 17109] tkill(17112, SIGSTOP)       = 0
[pid 17109] exit_group(0 <unfinished ...>
[pid 17112] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17109, si_uid=0} ---
[pid 17109] <... exit_group resumed>)   = ?
[pid 17112] --- stopped by SIGSTOP ---
[pid 17109] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17109, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17112] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17112] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17113 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17113
[pid 17113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17113] setpgid(0, 0)               = 0
[pid 17113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17113] write(3, "1000", 4)         = 4
[pid 17113] close(3)                    = 0
[pid 17113] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17113] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17113] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17113] close(5)                    = 0
[pid 17113] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17116 attached
) = 17116
[pid 17113] tkill(17116, SIGSTOP)       = 0
[pid 17116] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17113, si_uid=0} ---
[pid 17113] exit_group(0)               = ?
[pid 17116] --- stopped by SIGSTOP ---
[pid 17113] +++ exited with 0 +++
[pid 17116] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17113, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17116] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17117 attached
, child_tidptr=0x555556c505d0) = 17117
[pid 17117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17117] setpgid(0, 0)               = 0
[pid 17117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17117] write(3, "1000", 4)         = 4
[pid 17117] close(3)                    = 0
[pid 17117] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17117] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.796550][T17109] vhci_hcd vhci_hcd.0: port 0 already used
[  275.820186][T17113] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17117] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17117] close(5)                    = 0
[pid 17117] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17120 attached
) = 17120
[pid 17117] tkill(17120, SIGSTOP)       = 0
[pid 17117] exit_group(0 <unfinished ...>
[pid 17120] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17117, si_uid=0} ---
[pid 17117] <... exit_group resumed>)   = ?
[pid 17120] --- stopped by SIGSTOP ---
[pid 17117] +++ exited with 0 +++
[pid 17120] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17117, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17120] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17121 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17121
[pid 17121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17121] setpgid(0, 0)               = 0
[pid 17121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17121] write(3, "1000", 4)         = 4
[pid 17121] close(3)                    = 0
[pid 17121] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17121] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17121] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17121] close(5)                    = 0
[pid 17121] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17124 attached
) = 17124
[pid 17121] tkill(17124, SIGSTOP)       = 0
[pid 17124] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17121, si_uid=0} ---
[pid 17121] exit_group(0)               = ?
[pid 17124] --- stopped by SIGSTOP ---
[pid 17121] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17121, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17124] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17124] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17125 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17125
[pid 17125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17125] setpgid(0, 0)               = 0
[pid 17125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17125] write(3, "1000", 4)         = 4
[pid 17125] close(3)                    = 0
[pid 17125] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17125] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.843521][T17117] vhci_hcd vhci_hcd.0: port 0 already used
[  275.865956][T17121] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17125] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17125] close(5)                    = 0
[pid 17125] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17128 attached
) = 17128
[pid 17125] tkill(17128, SIGSTOP)       = 0
[pid 17128] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17125, si_uid=0} ---
[pid 17128] --- stopped by SIGSTOP ---
[pid 17125] exit_group(0)               = ?
[pid 17125] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17125, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17128] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17128] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17129 attached
, child_tidptr=0x555556c505d0) = 17129
[pid 17129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17129] setpgid(0, 0)               = 0
[pid 17129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17129] write(3, "1000", 4)         = 4
[pid 17129] close(3)                    = 0
[pid 17129] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17129] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17129] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17129] close(5)                    = 0
[pid 17129] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17132 attached
) = 17132
[pid 17129] tkill(17132, SIGSTOP)       = 0
[pid 17129] exit_group(0)               = ?
[pid 17132] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17129, si_uid=0} ---
[pid 17132] --- stopped by SIGSTOP ---
[pid 17129] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17129, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17132] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17132] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17133 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17133
[pid 17133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17133] setpgid(0, 0)               = 0
[pid 17133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17133] write(3, "1000", 4)         = 4
[pid 17133] close(3)                    = 0
[pid 17133] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17133] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.888735][T17125] vhci_hcd vhci_hcd.0: port 0 already used
[  275.911755][T17129] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17133] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17133] close(5)                    = 0
[pid 17133] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17136 attached
) = 17136
[pid 17133] tkill(17136, SIGSTOP)       = 0
[pid 17136] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17133, si_uid=0} ---
[pid 17133] exit_group(0)               = ?
[pid 17136] --- stopped by SIGSTOP ---
[pid 17133] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17133, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17136] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17136] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17137 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17137
[pid 17137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17137] setpgid(0, 0)               = 0
[pid 17137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17137] write(3, "1000", 4)         = 4
[pid 17137] close(3)                    = 0
[pid 17137] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17137] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17137] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17137] close(5)                    = 0
[pid 17137] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17140 attached
) = 17140
[pid 17137] tkill(17140, SIGSTOP)       = 0
[pid 17137] exit_group(0)               = ?
[pid 17140] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17137, si_uid=0} ---
[pid 17140] --- stopped by SIGSTOP ---
[pid 17137] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17137, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17141 attached
, child_tidptr=0x555556c505d0) = 17141
[pid 17141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17141] setpgid(0, 0)               = 0
[pid 17141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17141] write(3, "1000", 4)         = 4
[pid 17141] close(3)                    = 0
[pid 17141] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17141] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.934373][T17133] vhci_hcd vhci_hcd.0: port 0 already used
[  275.957155][T17137] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17141] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17141] close(5)                    = 0
[pid 17141] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17144 attached
) = 17144
[pid 17141] tkill(17144, SIGSTOP)       = 0
[pid 17144] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17141, si_uid=0} ---
[pid 17141] exit_group(0 <unfinished ...>
[pid 17144] --- stopped by SIGSTOP ---
[pid 17141] <... exit_group resumed>)   = ?
[pid 17141] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17141, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17144] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17144] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17145 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17145
[pid 17145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17145] setpgid(0, 0)               = 0
[pid 17145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17145] write(3, "1000", 4)         = 4
[pid 17145] close(3)                    = 0
[pid 17145] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17145] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  275.979862][T17141] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17145] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17145] close(5)                    = 0
[pid 17145] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17148 attached
) = 17148
[pid 17145] tkill(17148, SIGSTOP)       = 0
[pid 17145] exit_group(0)               = ?
[pid 17148] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17145, si_uid=0} ---
[pid 17148] --- stopped by SIGSTOP ---
[pid 17145] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17145, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17148] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 17149 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17149
[pid 17148] +++ killed by SIGHUP +++
[pid 17149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17149] setpgid(0, 0)               = 0
[pid 17149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17149] write(3, "1000", 4)         = 4
[pid 17149] close(3)                    = 0
[pid 17149] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17149] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17149] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17149] close(5)                    = 0
[pid 17149] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17152 attached
) = 17152
[pid 17149] tkill(17152, SIGSTOP)       = 0
[pid 17152] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17149, si_uid=0} ---
[pid 17149] exit_group(0 <unfinished ...>
[pid 17152] --- stopped by SIGSTOP ---
[pid 17149] <... exit_group resumed>)   = ?
[pid 17149] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17149, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17152] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17152] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17153 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17153
[pid 17153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17153] setpgid(0, 0)               = 0
[pid 17153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17153] write(3, "1000", 4)         = 4
[pid 17153] close(3)                    = 0
[pid 17153] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17153] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17153] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17153] close(5)                    = 0
[pid 17153] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17156 attached
) = 17156
[pid 17153] tkill(17156, SIGSTOP)       = 0
[pid 17156] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17153, si_uid=0} ---
[pid 17156] --- stopped by SIGSTOP ---
[pid 17153] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17156, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17153] exit_group(0)               = ?
[pid 17153] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17153, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17156] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17156] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17157 attached
, child_tidptr=0x555556c505d0) = 17157
[pid 17157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17157] setpgid(0, 0)               = 0
[pid 17157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17157] write(3, "1000", 4)         = 4
[pid 17157] close(3)                    = 0
[pid 17157] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17157] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.013222][T17145] vhci_hcd vhci_hcd.0: port 0 already used
[  276.035159][T17149] vhci_hcd vhci_hcd.0: port 0 already used
[  276.056497][T17153] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17157] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17157] close(5)                    = 0
[pid 17157] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17160 attached
) = 17160
[pid 17157] tkill(17160, SIGSTOP)       = 0
[pid 17160] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17157, si_uid=0} ---
[pid 17157] exit_group(0 <unfinished ...>
[pid 17160] --- stopped by SIGSTOP ---
[pid 17157] <... exit_group resumed>)   = ?
[pid 17157] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17157, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17160] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 17160] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17161 attached
, child_tidptr=0x555556c505d0) = 17161
[pid 17161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17161] setpgid(0, 0)               = 0
[pid 17161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17161] write(3, "1000", 4)         = 4
[pid 17161] close(3)                    = 0
[pid 17161] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17161] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17161] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17161] close(5)                    = 0
[pid 17161] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17164 attached
) = 17164
[pid 17161] tkill(17164, SIGSTOP)       = 0
[pid 17164] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17161, si_uid=0} ---
[pid 17161] exit_group(0 <unfinished ...>
[pid 17164] --- stopped by SIGSTOP ---
[pid 17161] <... exit_group resumed>)   = ?
[pid 17161] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17161, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17164] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17164] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17165 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17165
[pid 17165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17165] setpgid(0, 0)               = 0
[pid 17165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17165] write(3, "1000", 4)         = 4
[pid 17165] close(3)                    = 0
[pid 17165] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17165] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.081057][T17157] vhci_hcd vhci_hcd.0: port 0 already used
[  276.104157][T17161] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17165] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17165] close(5)                    = 0
[pid 17165] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17168 attached
) = 17168
[pid 17165] tkill(17168, SIGSTOP)       = 0
[pid 17168] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17165, si_uid=0} ---
[pid 17165] exit_group(0 <unfinished ...>
[pid 17168] --- stopped by SIGSTOP ---
[pid 17165] <... exit_group resumed>)   = ?
[pid 17165] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17165, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17168] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17169 attached
 <unfinished ...>
[pid 17168] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17169
[pid 17169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17169] setpgid(0, 0)               = 0
[pid 17169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17169] write(3, "1000", 4)         = 4
[pid 17169] close(3)                    = 0
[pid 17169] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17169] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17169] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17169] close(5)                    = 0
[pid 17169] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17172 attached
) = 17172
[pid 17169] tkill(17172, SIGSTOP)       = 0
[pid 17172] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17169, si_uid=0} ---
[pid 17169] exit_group(0 <unfinished ...>
[pid 17172] --- stopped by SIGSTOP ---
[pid 17169] <... exit_group resumed>)   = ?
[pid 17169] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17169, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17172] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17172] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17173 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17173
[pid 17173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17173] setpgid(0, 0)               = 0
[pid 17173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17173] write(3, "1000", 4)         = 4
[pid 17173] close(3)                    = 0
[pid 17173] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17173] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.127709][T17165] vhci_hcd vhci_hcd.0: port 0 already used
[  276.150563][T17169] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17173] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17173] close(5)                    = 0
[pid 17173] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17176 attached
) = 17176
[pid 17173] tkill(17176, SIGSTOP)       = 0
[pid 17176] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17173, si_uid=0} ---
[pid 17173] exit_group(0)               = ?
[pid 17176] --- stopped by SIGSTOP ---
[pid 17173] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17173, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17176] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17176] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17177 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17177
[pid 17177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17177] setpgid(0, 0)               = 0
[pid 17177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17177] write(3, "1000", 4)         = 4
[pid 17177] close(3)                    = 0
[pid 17177] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17177] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17177] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17177] close(5)                    = 0
[pid 17177] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17180 attached
) = 17180
[pid 17177] tkill(17180, SIGSTOP)       = 0
[pid 17177] exit_group(0 <unfinished ...>
[pid 17180] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17177, si_uid=0} ---
[pid 17177] <... exit_group resumed>)   = ?
[pid 17180] --- stopped by SIGSTOP ---
[pid 17177] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17177, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17180] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17180] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17181 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17181
[pid 17181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17181] setpgid(0, 0)               = 0
[pid 17181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17181] write(3, "1000", 4)         = 4
[pid 17181] close(3)                    = 0
[pid 17181] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17181] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.173465][T17173] vhci_hcd vhci_hcd.0: port 0 already used
[  276.196455][T17177] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17181] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17181] close(5)                    = 0
[pid 17181] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17184 attached
) = 17184
[pid 17181] tkill(17184, SIGSTOP)       = 0
[pid 17181] exit_group(0)               = ?
[pid 17184] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17181, si_uid=0} ---
[pid 17181] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17181, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17184] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17185 attached
, child_tidptr=0x555556c505d0) = 17185
[pid 17185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17185] setpgid(0, 0)               = 0
[pid 17185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17185] write(3, "1000", 4)         = 4
[pid 17185] close(3)                    = 0
[pid 17185] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17185] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17185] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17185] close(5)                    = 0
[pid 17185] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17188 attached
) = 17188
[pid 17185] tkill(17188, SIGSTOP)       = 0
[pid 17185] exit_group(0 <unfinished ...>
[pid 17188] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17185, si_uid=0} ---
[pid 17185] <... exit_group resumed>)   = ?
[pid 17188] --- stopped by SIGSTOP ---
[pid 17185] +++ exited with 0 +++
[pid 17188] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17185, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17188] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17189 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17189
[pid 17189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17189] setpgid(0, 0)               = 0
[pid 17189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17189] write(3, "1000", 4)         = 4
[pid 17189] close(3)                    = 0
[pid 17189] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17189] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17189] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17189] close(5)                    = 0
[pid 17189] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17192 attached
) = 17192
[pid 17189] tkill(17192, SIGSTOP)       = 0
[pid 17189] exit_group(0 <unfinished ...>
[pid 17192] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17189, si_uid=0} ---
[pid 17189] <... exit_group resumed>)   = ?
[pid 17192] --- stopped by SIGSTOP ---
[pid 17189] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17189, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17192] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17192] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17193 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17193
[pid 17193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17193] setpgid(0, 0)               = 0
[pid 17193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17193] write(3, "1000", 4)         = 4
[pid 17193] close(3)                    = 0
[pid 17193] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17193] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.219550][T17181] vhci_hcd vhci_hcd.0: port 0 already used
[  276.241161][T17185] vhci_hcd vhci_hcd.0: port 0 already used
[  276.263735][T17189] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17193] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17193] close(5)                    = 0
[pid 17193] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17196 attached
) = 17196
[pid 17193] tkill(17196, SIGSTOP)       = 0
[pid 17196] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17193, si_uid=0} ---
[pid 17193] exit_group(0)               = ?
[pid 17196] --- stopped by SIGSTOP ---
[pid 17193] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17193, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17196] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17196] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17197 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17197
[pid 17197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17197] setpgid(0, 0)               = 0
[pid 17197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17197] write(3, "1000", 4)         = 4
[pid 17197] close(3)                    = 0
[pid 17197] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17197] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17197] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17197] close(5)                    = 0
[pid 17197] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17200 attached
) = 17200
[pid 17197] tkill(17200, SIGSTOP)       = 0
[pid 17200] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17197, si_uid=0} ---
[pid 17197] exit_group(0 <unfinished ...>
[pid 17200] --- stopped by SIGSTOP ---
[pid 17197] <... exit_group resumed>)   = ?
[pid 17197] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17197, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17200] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17200] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17202 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17202
[pid 17202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17202] setpgid(0, 0)               = 0
[pid 17202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17202] write(3, "1000", 4)         = 4
[pid 17202] close(3)                    = 0
[pid 17202] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17202] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.287435][T17193] vhci_hcd vhci_hcd.0: port 0 already used
[  276.310605][T17197] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17202] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17202] close(5)                    = 0
[pid 17202] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17206 attached
) = 17206
[pid 17202] tkill(17206, SIGSTOP)       = 0
[pid 17202] exit_group(0)               = ?
[pid 17206] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17202, si_uid=0} ---
[pid 17206] --- stopped by SIGSTOP ---
[pid 17202] +++ exited with 0 +++
[pid 17206] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17202, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17206] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17207 attached
, child_tidptr=0x555556c505d0) = 17207
[pid 17207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17207] setpgid(0, 0)               = 0
[pid 17207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17207] write(3, "1000", 4)         = 4
[pid 17207] close(3)                    = 0
[pid 17207] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17207] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.333784][T17202] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17207] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17207] close(5)                    = 0
[pid 17207] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17210 attached
) = 17210
[pid 17207] tkill(17210, SIGSTOP)       = 0
[pid 17210] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17207, si_uid=0} ---
[pid 17207] exit_group(0 <unfinished ...>
[pid 17210] --- stopped by SIGSTOP ---
[pid 17207] <... exit_group resumed>)   = ?
[pid 17207] +++ exited with 0 +++
[pid 17210] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17207, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17210] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17211 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17211
[pid 17211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17211] setpgid(0, 0)               = 0
[pid 17211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17211] write(3, "1000", 4)         = 4
[pid 17211] close(3)                    = 0
[pid 17211] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17211] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17211] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17211] close(5)                    = 0
[pid 17211] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17214 attached
) = 17214
[pid 17211] tkill(17214, SIGSTOP)       = 0
[pid 17211] exit_group(0 <unfinished ...>
[pid 17214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17211, si_uid=0} ---
[pid 17211] <... exit_group resumed>)   = ?
[pid 17214] --- stopped by SIGSTOP ---
[pid 17211] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17211, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17215 attached
, child_tidptr=0x555556c505d0) = 17215
[pid 17215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17215] setpgid(0, 0)               = 0
[pid 17215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17215] write(3, "1000", 4)         = 4
[pid 17215] close(3)                    = 0
[pid 17215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.360410][T17207] vhci_hcd vhci_hcd.0: port 0 already used
[  276.388122][T17211] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17215] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17215] close(5)                    = 0
[pid 17215] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17218 attached
) = 17218
[pid 17215] tkill(17218, SIGSTOP)       = 0
[pid 17215] exit_group(0 <unfinished ...>
[pid 17218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17215, si_uid=0} ---
[pid 17215] <... exit_group resumed>)   = ?
[pid 17218] --- stopped by SIGSTOP ---
[pid 17215] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17215, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17218] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17218] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17219 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17219
[pid 17219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17219] setpgid(0, 0)               = 0
[pid 17219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17219] write(3, "1000", 4)         = 4
[pid 17219] close(3)                    = 0
[pid 17219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17219] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17219] close(5)                    = 0
[pid 17219] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17222 attached
) = 17222
[pid 17219] tkill(17222, SIGSTOP)       = 0
[pid 17222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17219, si_uid=0} ---
[pid 17219] exit_group(0 <unfinished ...>
[pid 17222] --- stopped by SIGSTOP ---
[pid 17219] <... exit_group resumed>)   = ?
[pid 17219] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17219, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17222] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17223 attached
, child_tidptr=0x555556c505d0) = 17223
[pid 17222] +++ killed by SIGHUP +++
[pid 17223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17223] setpgid(0, 0)               = 0
[pid 17223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17223] write(3, "1000", 4)         = 4
[pid 17223] close(3)                    = 0
[pid 17223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.411222][T17215] vhci_hcd vhci_hcd.0: port 0 already used
[  276.433903][T17219] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17223] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17223] close(5)                    = 0
[pid 17223] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17227 attached
) = 17227
[pid 17223] tkill(17227, SIGSTOP)       = 0
[pid 17227] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17223, si_uid=0} ---
[pid 17223] exit_group(0)               = ?
[pid 17227] --- stopped by SIGSTOP ---
[pid 17223] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17223, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17227] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17227] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17229 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17229
[pid 17229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17229] setpgid(0, 0)               = 0
[pid 17229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17229] write(3, "1000", 4)         = 4
[pid 17229] close(3)                    = 0
[pid 17229] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17229] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17229] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17229] close(5)                    = 0
[pid 17229] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17232 attached
) = 17232
[pid 17229] tkill(17232, SIGSTOP)       = 0
[pid 17232] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17229, si_uid=0} ---
[pid 17229] exit_group(0 <unfinished ...>
[pid 17232] --- stopped by SIGSTOP ---
[pid 17229] <... exit_group resumed>)   = ?
[pid 17229] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17229, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17232] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17232] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17233 attached
, child_tidptr=0x555556c505d0) = 17233
[pid 17233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17233] setpgid(0, 0)               = 0
[pid 17233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17233] write(3, "1000", 4)         = 4
[pid 17233] close(3)                    = 0
[pid 17233] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17233] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.457020][T17223] vhci_hcd vhci_hcd.0: port 0 already used
[  276.480489][T17229] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17233] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17233] close(5)                    = 0
[pid 17233] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17236 attached
) = 17236
[pid 17233] tkill(17236, SIGSTOP)       = 0
[pid 17236] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17233, si_uid=0} ---
[pid 17233] exit_group(0 <unfinished ...>
[pid 17236] --- stopped by SIGSTOP ---
[pid 17233] <... exit_group resumed>)   = ?
[pid 17233] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17233, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17236] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17236] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17237 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17237
[pid 17237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17237] setpgid(0, 0)               = 0
[pid 17237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17237] write(3, "1000", 4)         = 4
[pid 17237] close(3)                    = 0
[pid 17237] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17237] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17237] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17237] close(5)                    = 0
[pid 17237] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17240 attached
) = 17240
[pid 17237] tkill(17240, SIGSTOP)       = 0
[pid 17240] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17237, si_uid=0} ---
[pid 17237] exit_group(0 <unfinished ...>
[pid 17240] --- stopped by SIGSTOP ---
[pid 17237] <... exit_group resumed>)   = ?
[pid 17237] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17237, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17240] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17240] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17241 attached
, child_tidptr=0x555556c505d0) = 17241
[pid 17241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17241] setpgid(0, 0)               = 0
[pid 17241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17241] write(3, "1000", 4)         = 4
[pid 17241] close(3)                    = 0
[pid 17241] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17241] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.502740][T17233] vhci_hcd vhci_hcd.0: port 0 already used
[  276.525086][T17237] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17241] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17241] close(5)                    = 0
[pid 17241] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17244 attached
) = 17244
[pid 17241] tkill(17244, SIGSTOP)       = 0
[pid 17241] exit_group(0)               = ?
[pid 17244] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17241, si_uid=0} ---
[pid 17244] --- stopped by SIGSTOP ---
[pid 17241] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17241, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17244] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17244] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17245 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17245
[pid 17245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17245] setpgid(0, 0)               = 0
[pid 17245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17245] write(3, "1000", 4)         = 4
[pid 17245] close(3)                    = 0
[pid 17245] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17245] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17245] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17245] close(5)                    = 0
[pid 17245] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17248 attached
) = 17248
[pid 17245] tkill(17248, SIGSTOP)       = 0
[pid 17248] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17245, si_uid=0} ---
[pid 17245] exit_group(0 <unfinished ...>
[pid 17248] --- stopped by SIGSTOP ---
[pid 17245] <... exit_group resumed>)   = ?
[pid 17245] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17245, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17248] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 17248] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17249 attached
, child_tidptr=0x555556c505d0) = 17249
[pid 17249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17249] setpgid(0, 0)               = 0
[pid 17249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17249] write(3, "1000", 4)         = 4
[pid 17249] close(3)                    = 0
[pid 17249] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17249] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.549717][T17241] vhci_hcd vhci_hcd.0: port 0 already used
[  276.571665][T17245] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17249] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17249] close(5)                    = 0
[pid 17249] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17252 attached
) = 17252
[pid 17249] tkill(17252, SIGSTOP)       = 0
[pid 17252] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17249, si_uid=0} ---
[pid 17249] exit_group(0)               = ?
[pid 17252] --- stopped by SIGSTOP ---
[pid 17249] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17249, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17252] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17252] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17253 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17253
[pid 17253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17253] setpgid(0, 0)               = 0
[pid 17253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17253] write(3, "1000", 4)         = 4
[pid 17253] close(3)                    = 0
[pid 17253] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17253] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17253] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17253] close(5)                    = 0
[pid 17253] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17256 attached
) = 17256
[pid 17253] tkill(17256, SIGSTOP)       = 0
[pid 17256] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17253, si_uid=0} ---
[pid 17256] --- stopped by SIGSTOP ---
[pid 17253] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17256, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17253] exit_group(0)               = ?
[pid 17253] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17253, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17256] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17256] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17257 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17257
[pid 17257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17257] setpgid(0, 0)               = 0
[pid 17257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17257] write(3, "1000", 4)         = 4
[pid 17257] close(3)                    = 0
[pid 17257] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17257] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17257] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17257] close(5)                    = 0
[  276.594301][T17249] vhci_hcd vhci_hcd.0: port 0 already used
[  276.616675][T17253] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17257] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17260 attached
) = 17260
[pid 17257] tkill(17260, SIGSTOP)       = 0
[pid 17260] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17257, si_uid=0} ---
[pid 17257] exit_group(0 <unfinished ...>
[pid 17260] --- stopped by SIGSTOP ---
[pid 17257] <... exit_group resumed>)   = ?
[pid 17257] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17257, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17260] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17260] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17261 attached
, child_tidptr=0x555556c505d0) = 17261
[pid 17261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17261] setpgid(0, 0)               = 0
[pid 17261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17261] write(3, "1000", 4)         = 4
[pid 17261] close(3)                    = 0
[pid 17261] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17261] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17261] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17261] close(5)                    = 0
[pid 17261] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17264 attached
) = 17264
[pid 17261] tkill(17264, SIGSTOP)       = 0
[pid 17261] exit_group(0 <unfinished ...>
[pid 17264] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17261, si_uid=0} ---
[pid 17261] <... exit_group resumed>)   = ?
[pid 17264] --- stopped by SIGSTOP ---
[pid 17261] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17261, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17264] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17264] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17265 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17265
[pid 17265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17265] setpgid(0, 0)               = 0
[pid 17265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17265] write(3, "1000", 4)         = 4
[pid 17265] close(3)                    = 0
[pid 17265] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17265] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.640152][T17257] vhci_hcd vhci_hcd.0: port 0 already used
[  276.663003][T17261] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17265] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17265] close(5)                    = 0
[pid 17265] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17268 attached
) = 17268
[pid 17265] tkill(17268, SIGSTOP)       = 0
[pid 17268] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17265, si_uid=0} ---
[pid 17265] exit_group(0 <unfinished ...>
[pid 17268] --- stopped by SIGSTOP ---
[pid 17265] <... exit_group resumed>)   = ?
[pid 17265] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17265, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17268] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17268] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17269 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17269
[pid 17269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17269] setpgid(0, 0)               = 0
[pid 17269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17269] write(3, "1000", 4)         = 4
[pid 17269] close(3)                    = 0
[pid 17269] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17269] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17269] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17269] close(5)                    = 0
[pid 17269] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17272 attached
) = 17272
[pid 17269] tkill(17272, SIGSTOP)       = 0
[pid 17269] exit_group(0 <unfinished ...>
[pid 17272] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17269, si_uid=0} ---
[pid 17269] <... exit_group resumed>)   = ?
[pid 17272] --- stopped by SIGSTOP ---
[pid 17269] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17269, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17272] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17272] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17273 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17273
[pid 17273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17273] setpgid(0, 0)               = 0
[pid 17273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17273] write(3, "1000", 4)         = 4
[pid 17273] close(3)                    = 0
[pid 17273] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17273] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17273] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17273] close(5)                    = 0
[pid 17273] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17276 attached
) = 17276
[pid 17273] tkill(17276, SIGSTOP)       = 0
[pid 17276] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17273, si_uid=0} ---
[pid 17273] exit_group(0 <unfinished ...>
[pid 17276] --- stopped by SIGSTOP ---
[pid 17273] <... exit_group resumed>)   = ?
[pid 17273] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17273, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17276] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17276] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17277 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17277
[pid 17277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17277] setpgid(0, 0)               = 0
[pid 17277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17277] write(3, "1000", 4)         = 4
[pid 17277] close(3)                    = 0
[pid 17277] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17277] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.687314][T17265] vhci_hcd vhci_hcd.0: port 0 already used
[  276.708828][T17269] vhci_hcd vhci_hcd.0: port 0 already used
[  276.730373][T17273] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17277] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17277] close(5)                    = 0
[pid 17277] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17280 attached
) = 17280
[pid 17277] tkill(17280, SIGSTOP)       = 0
[pid 17280] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17277, si_uid=0} ---
[pid 17277] exit_group(0)               = ?
[pid 17280] --- stopped by SIGSTOP ---
[pid 17277] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17277, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17280] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17281 attached
 <unfinished ...>
[pid 17280] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17281
[pid 17281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17281] setpgid(0, 0)               = 0
[pid 17281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17281] write(3, "1000", 4)         = 4
[pid 17281] close(3)                    = 0
[pid 17281] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17281] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17281] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17281] close(5)                    = 0
[pid 17281] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17284 attached
) = 17284
[pid 17281] tkill(17284, SIGSTOP)       = 0
[pid 17284] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17281, si_uid=0} ---
[pid 17281] exit_group(0 <unfinished ...>
[pid 17284] --- stopped by SIGSTOP ---
[pid 17281] <... exit_group resumed>)   = ?
[pid 17281] +++ exited with 0 +++
[pid 17284] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17281, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17284] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17285 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17285
[pid 17285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17285] setpgid(0, 0)               = 0
[pid 17285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17285] write(3, "1000", 4)         = 4
[pid 17285] close(3)                    = 0
[pid 17285] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17285] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.754090][T17277] vhci_hcd vhci_hcd.0: port 0 already used
[  276.776626][T17281] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17285] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17285] close(5)                    = 0
[pid 17285] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17288 attached
) = 17288
[pid 17285] tkill(17288, SIGSTOP)       = 0
[pid 17285] exit_group(0 <unfinished ...>
[pid 17288] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17285, si_uid=0} ---
[pid 17285] <... exit_group resumed>)   = ?
[pid 17288] --- stopped by SIGSTOP ---
[pid 17285] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17285, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17288] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17288] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17289 attached
, child_tidptr=0x555556c505d0) = 17289
[pid 17289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17289] setpgid(0, 0)               = 0
[pid 17289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17289] write(3, "1000", 4)         = 4
[pid 17289] close(3)                    = 0
[pid 17289] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17289] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17289] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17289] close(5)                    = 0
[pid 17289] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17292 attached
) = 17292
[pid 17289] tkill(17292, SIGSTOP)       = 0
[pid 17289] exit_group(0 <unfinished ...>
[pid 17292] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17289, si_uid=0} ---
[pid 17289] <... exit_group resumed>)   = ?
[pid 17292] --- stopped by SIGSTOP ---
[pid 17289] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17289, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17292] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17292] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17293 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17293
[pid 17293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17293] setpgid(0, 0)               = 0
[pid 17293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17293] write(3, "1000", 4)         = 4
[pid 17293] close(3)                    = 0
[pid 17293] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17293] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.799964][T17285] vhci_hcd vhci_hcd.0: port 0 already used
[  276.822670][T17289] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17293] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17293] close(5)                    = 0
[pid 17293] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17296 attached
) = 17296
[pid 17293] tkill(17296, SIGSTOP)       = 0
[pid 17293] exit_group(0 <unfinished ...>
[pid 17296] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17293, si_uid=0} ---
[pid 17296] --- stopped by SIGSTOP ---
[pid 17293] <... exit_group resumed>)   = ?
[pid 17293] +++ exited with 0 +++
[pid 17296] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17293, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17296] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17297
./strace-static-x86_64: Process 17297 attached
[pid 17297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17297] setpgid(0, 0)               = 0
[pid 17297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17297] write(3, "1000", 4)         = 4
[pid 17297] close(3)                    = 0
[pid 17297] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17297] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17297] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17297] close(5)                    = 0
[pid 17297] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17300 attached
) = 17300
[pid 17297] tkill(17300, SIGSTOP)       = 0
[pid 17297] exit_group(0 <unfinished ...>
[pid 17300] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17297, si_uid=0} ---
[pid 17297] <... exit_group resumed>)   = ?
[pid 17300] --- stopped by SIGSTOP ---
[pid 17297] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17297, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17300] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17301 attached
, child_tidptr=0x555556c505d0) = 17301
[pid 17300] +++ killed by SIGHUP +++
[pid 17301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17301] setpgid(0, 0)               = 0
[pid 17301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17301] write(3, "1000", 4)         = 4
[pid 17301] close(3)                    = 0
[pid 17301] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17301] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.855892][T17293] vhci_hcd vhci_hcd.0: port 0 already used
[  276.880395][T17297] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17301] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17301] close(5)                    = 0
[pid 17301] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17304 attached
) = 17304
[pid 17301] tkill(17304, SIGSTOP)       = 0
[pid 17301] exit_group(0)               = ?
[pid 17304] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17301, si_uid=0} ---
[pid 17301] +++ exited with 0 +++
[pid 17304] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17301, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17305 attached
, child_tidptr=0x555556c505d0) = 17305
[pid 17305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17305] setpgid(0, 0)               = 0
[pid 17305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17305] write(3, "1000", 4)         = 4
[pid 17305] close(3)                    = 0
[pid 17305] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17305] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17305] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17305] close(5)                    = 0
[pid 17305] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17308 attached
) = 17308
[pid 17305] tkill(17308, SIGSTOP)       = 0
[pid 17305] exit_group(0 <unfinished ...>
[pid 17308] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17305, si_uid=0} ---
[pid 17305] <... exit_group resumed>)   = ?
[pid 17308] --- stopped by SIGSTOP ---
[pid 17305] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17305, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17308] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17308] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17309 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17309
[pid 17309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17309] setpgid(0, 0)               = 0
[pid 17309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17309] write(3, "1000", 4)         = 4
[pid 17309] close(3)                    = 0
[pid 17309] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17309] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.903099][T17301] vhci_hcd vhci_hcd.0: port 0 already used
[  276.924267][T17305] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17309] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17309] close(5)                    = 0
[pid 17309] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17312 attached
) = 17312
[pid 17309] tkill(17312, SIGSTOP)       = 0
[pid 17312] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17309, si_uid=0} ---
[pid 17309] exit_group(0 <unfinished ...>
[pid 17312] --- stopped by SIGSTOP ---
[pid 17309] <... exit_group resumed>)   = ?
[pid 17309] +++ exited with 0 +++
[pid 17312] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17309, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17312] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17313 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17313
[pid 17313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17313] setpgid(0, 0)               = 0
[pid 17313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17313] write(3, "1000", 4)         = 4
[pid 17313] close(3)                    = 0
[pid 17313] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17313] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17313] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17313] close(5)                    = 0
[pid 17313] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17316 attached
) = 17316
[pid 17313] tkill(17316, SIGSTOP)       = 0
[pid 17316] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17313, si_uid=0} ---
[pid 17313] exit_group(0 <unfinished ...>
[pid 17316] --- stopped by SIGSTOP ---
[pid 17313] <... exit_group resumed>)   = ?
[pid 17313] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17313, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17316] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17316] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17317 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17317
[pid 17317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17317] setpgid(0, 0)               = 0
[pid 17317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17317] write(3, "1000", 4)         = 4
[pid 17317] close(3)                    = 0
[pid 17317] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17317] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  276.947824][T17309] vhci_hcd vhci_hcd.0: port 0 already used
[  276.973037][T17313] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17317] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17317] close(5)                    = 0
[pid 17317] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17320 attached
) = 17320
[pid 17317] tkill(17320, SIGSTOP)       = 0
[pid 17320] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17317, si_uid=0} ---
[pid 17320] --- stopped by SIGSTOP ---
[pid 17317] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17320, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17317] exit_group(0)               = ?
[pid 17317] +++ exited with 0 +++
[pid 17320] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17317, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17320] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17321 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17321
[pid 17321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17321] setpgid(0, 0)               = 0
[  276.994817][T17317] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17321] write(3, "1000", 4)         = 4
[pid 17321] close(3)                    = 0
[pid 17321] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17321] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17321] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17321] close(5)                    = 0
[pid 17321] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17324 attached
) = 17324
[pid 17321] tkill(17324, SIGSTOP)       = 0
[pid 17321] exit_group(0 <unfinished ...>
[pid 17324] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17321, si_uid=0} ---
[pid 17321] <... exit_group resumed>)   = ?
[pid 17324] --- stopped by SIGSTOP ---
[pid 17321] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17321, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17324] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17324] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17325 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17325
[pid 17325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17325] setpgid(0, 0)               = 0
[pid 17325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17325] write(3, "1000", 4)         = 4
[pid 17325] close(3)                    = 0
[pid 17325] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17325] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17325] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17325] close(5)                    = 0
[pid 17325] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17328 attached
) = 17328
[pid 17325] tkill(17328, SIGSTOP)       = 0
[pid 17325] exit_group(0 <unfinished ...>
[pid 17328] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17325, si_uid=0} ---
[pid 17325] <... exit_group resumed>)   = ?
[pid 17328] --- stopped by SIGSTOP ---
[pid 17325] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17325, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17328] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17328] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17329 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17329
[pid 17329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17329] setpgid(0, 0)               = 0
[pid 17329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17329] write(3, "1000", 4)         = 4
[pid 17329] close(3)                    = 0
[pid 17329] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17329] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.019844][T17321] vhci_hcd vhci_hcd.0: port 0 already used
[  277.043309][T17325] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17329] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17329] close(5)                    = 0
[pid 17329] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17332 attached
) = 17332
[pid 17329] tkill(17332, SIGSTOP)       = 0
[pid 17332] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17329, si_uid=0} ---
[pid 17329] exit_group(0 <unfinished ...>
[pid 17332] --- stopped by SIGSTOP ---
[pid 17329] <... exit_group resumed>)   = ?
[pid 17329] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17329, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17332] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17333 attached
 <unfinished ...>
[pid 17332] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17333
[pid 17333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17333] setpgid(0, 0)               = 0
[pid 17333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17333] write(3, "1000", 4)         = 4
[pid 17333] close(3)                    = 0
[pid 17333] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17333] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17333] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17333] close(5)                    = 0
[pid 17333] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17336 attached
) = 17336
[pid 17333] tkill(17336, SIGSTOP)       = 0
[pid 17336] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17333, si_uid=0} ---
[pid 17333] exit_group(0 <unfinished ...>
[pid 17336] --- stopped by SIGSTOP ---
[pid 17333] <... exit_group resumed>)   = ?
[pid 17333] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17333, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17336] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17336] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17337 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17337
[pid 17337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17337] setpgid(0, 0)               = 0
[pid 17337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17337] write(3, "1000", 4)         = 4
[pid 17337] close(3)                    = 0
[pid 17337] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17337] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.065731][T17329] vhci_hcd vhci_hcd.0: port 0 already used
[  277.088401][T17333] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17337] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17337] close(5)                    = 0
[pid 17337] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17340 attached
) = 17340
[pid 17337] tkill(17340, SIGSTOP)       = 0
[pid 17340] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17337, si_uid=0} ---
[pid 17337] exit_group(0 <unfinished ...>
[pid 17340] --- stopped by SIGSTOP ---
[pid 17337] <... exit_group resumed>)   = ?
[pid 17337] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17337, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17340] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17341 attached
 <unfinished ...>
[pid 17340] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17341
[pid 17341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17341] setpgid(0, 0)               = 0
[pid 17341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17341] write(3, "1000", 4)         = 4
[pid 17341] close(3)                    = 0
[pid 17341] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17341] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17341] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17341] close(5)                    = 0
[pid 17341] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17344 attached
) = 17344
[pid 17341] tkill(17344, SIGSTOP)       = 0
[pid 17341] exit_group(0 <unfinished ...>
[pid 17344] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17341, si_uid=0} ---
[pid 17341] <... exit_group resumed>)   = ?
[pid 17344] --- stopped by SIGSTOP ---
[pid 17341] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17341, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17344] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17344] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17345 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17345
[pid 17345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17345] setpgid(0, 0)               = 0
[pid 17345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17345] write(3, "1000", 4)         = 4
[pid 17345] close(3)                    = 0
[pid 17345] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17345] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.112276][T17337] vhci_hcd vhci_hcd.0: port 0 already used
[  277.134048][T17341] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17345] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17345] close(5)                    = 0
[pid 17345] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17348 attached
) = 17348
[pid 17345] tkill(17348, SIGSTOP)       = 0
[pid 17345] exit_group(0 <unfinished ...>
[pid 17348] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17345, si_uid=0} ---
[pid 17345] <... exit_group resumed>)   = ?
[pid 17348] --- stopped by SIGSTOP ---
[pid 17345] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17345, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17349
./strace-static-x86_64: Process 17349 attached
[pid 17349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17349] setpgid(0, 0)               = 0
[pid 17349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17349] write(3, "1000", 4)         = 4
[pid 17349] close(3)                    = 0
[pid 17349] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17349] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17349] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17349] close(5)                    = 0
[pid 17349] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17352 attached
) = 17352
[pid 17349] tkill(17352, SIGSTOP)       = 0
[pid 17349] exit_group(0 <unfinished ...>
[pid 17352] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17349, si_uid=0} ---
[pid 17349] <... exit_group resumed>)   = ?
[pid 17352] --- stopped by SIGSTOP ---
[pid 17349] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17349, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17352] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17353 attached
, child_tidptr=0x555556c505d0) = 17353
[pid 17352] +++ killed by SIGHUP +++
[pid 17353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17353] setpgid(0, 0)               = 0
[pid 17353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17353] write(3, "1000", 4)         = 4
[pid 17353] close(3)                    = 0
[pid 17353] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17353] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17353] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17353] close(5)                    = 0
[pid 17353] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17356 attached
) = 17356
[pid 17353] tkill(17356, SIGSTOP)       = 0
[pid 17353] exit_group(0 <unfinished ...>
[pid 17356] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17353, si_uid=0} ---
[pid 17353] <... exit_group resumed>)   = ?
[pid 17356] --- stopped by SIGSTOP ---
[pid 17353] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17353, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17356] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 17356] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17357 attached
, child_tidptr=0x555556c505d0) = 17357
[pid 17357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17357] setpgid(0, 0)               = 0
[pid 17357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17357] write(3, "1000", 4)         = 4
[pid 17357] close(3)                    = 0
[pid 17357] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17357] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.157814][T17345] vhci_hcd vhci_hcd.0: port 0 already used
[  277.180070][T17349] vhci_hcd vhci_hcd.0: port 0 already used
[  277.201071][T17353] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17357] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17357] close(5)                    = 0
[pid 17357] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17360 attached
) = 17360
[pid 17357] tkill(17360, SIGSTOP)       = 0
[pid 17360] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17357, si_uid=0} ---
[pid 17357] exit_group(0 <unfinished ...>
[pid 17360] --- stopped by SIGSTOP ---
[pid 17357] <... exit_group resumed>)   = ?
[pid 17357] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17357, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17360] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17361
[pid 17360] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17361 attached
[pid 17361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17361] setpgid(0, 0)               = 0
[pid 17361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17361] write(3, "1000", 4)         = 4
[pid 17361] close(3)                    = 0
[pid 17361] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17361] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17361] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17361] close(5)                    = 0
[pid 17361] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17364 attached
) = 17364
[pid 17361] tkill(17364, SIGSTOP)       = 0
[pid 17361] exit_group(0 <unfinished ...>
[pid 17364] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17361, si_uid=0} ---
[pid 17361] <... exit_group resumed>)   = ?
[pid 17364] --- stopped by SIGSTOP ---
[pid 17361] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17361, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17364] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17364] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17365
./strace-static-x86_64: Process 17365 attached
[pid 17365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17365] setpgid(0, 0)               = 0
[pid 17365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17365] write(3, "1000", 4)         = 4
[pid 17365] close(3)                    = 0
[pid 17365] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17365] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.223275][T17357] vhci_hcd vhci_hcd.0: port 0 already used
[  277.246722][T17361] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17365] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17365] close(5)                    = 0
[pid 17365] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17368 attached
) = 17368
[pid 17365] tkill(17368, SIGSTOP)       = 0
[pid 17365] exit_group(0 <unfinished ...>
[pid 17368] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17365, si_uid=0} ---
[pid 17365] <... exit_group resumed>)   = ?
[pid 17368] --- stopped by SIGSTOP ---
[pid 17365] +++ exited with 0 +++
[pid 17368] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17365, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17368] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17369 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17369
[pid 17369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17369] setpgid(0, 0)               = 0
[pid 17369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17369] write(3, "1000", 4)         = 4
[pid 17369] close(3)                    = 0
[pid 17369] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17369] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17369] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17369] close(5)                    = 0
[pid 17369] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17372 attached
) = 17372
[pid 17369] tkill(17372, SIGSTOP)       = 0
[pid 17372] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17369, si_uid=0} ---
[pid 17369] exit_group(0 <unfinished ...>
[pid 17372] --- stopped by SIGSTOP ---
[pid 17369] <... exit_group resumed>)   = ?
[pid 17369] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17369, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17372] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17372] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17373 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17373
[pid 17373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17373] setpgid(0, 0)               = 0
[pid 17373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17373] write(3, "1000", 4)         = 4
[pid 17373] close(3)                    = 0
[pid 17373] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17373] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.270626][T17365] vhci_hcd vhci_hcd.0: port 0 already used
[  277.292964][T17369] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17373] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17373] close(5)                    = 0
[pid 17373] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17376 attached
) = 17376
[pid 17373] tkill(17376, SIGSTOP)       = 0
[pid 17376] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17373, si_uid=0} ---
[pid 17376] --- stopped by SIGSTOP ---
[pid 17373] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17376, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17373] exit_group(0)               = ?
[pid 17373] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17373, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17376] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17376] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17377 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17377
[pid 17377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17377] setpgid(0, 0)               = 0
[pid 17377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17377] write(3, "1000", 4)         = 4
[pid 17377] close(3)                    = 0
[pid 17377] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17377] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17377] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17377] close(5)                    = 0
[pid 17377] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17380 attached
) = 17380
[pid 17377] tkill(17380, SIGSTOP)       = 0
[pid 17380] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17377, si_uid=0} ---
[pid 17377] exit_group(0 <unfinished ...>
[pid 17380] --- stopped by SIGSTOP ---
[pid 17377] <... exit_group resumed>)   = ?
[pid 17377] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17377, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17380] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17380] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17381 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17381
[pid 17381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17381] setpgid(0, 0)               = 0
[pid 17381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17381] write(3, "1000", 4)         = 4
[pid 17381] close(3)                    = 0
[pid 17381] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17381] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.315892][T17373] vhci_hcd vhci_hcd.0: port 0 already used
[  277.339244][T17377] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17381] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17381] close(5)                    = 0
[pid 17381] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17384 attached
) = 17384
[pid 17381] tkill(17384, SIGSTOP)       = 0
[pid 17384] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17381, si_uid=0} ---
[pid 17381] exit_group(0 <unfinished ...>
[pid 17384] --- stopped by SIGSTOP ---
[pid 17381] <... exit_group resumed>)   = ?
[pid 17381] +++ exited with 0 +++
[pid 17384] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17381, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17384] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17385
./strace-static-x86_64: Process 17385 attached
[pid 17385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17385] setpgid(0, 0)               = 0
[pid 17385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17385] write(3, "1000", 4)         = 4
[pid 17385] close(3)                    = 0
[pid 17385] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17385] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.363086][T17381] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17385] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17385] close(5)                    = 0
[pid 17385] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17388 attached
) = 17388
[pid 17385] tkill(17388, SIGSTOP)       = 0
[pid 17388] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17385, si_uid=0} ---
[pid 17385] exit_group(0 <unfinished ...>
[pid 17388] --- stopped by SIGSTOP ---
[pid 17385] <... exit_group resumed>)   = ?
[pid 17385] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17385, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17388] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17388] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17389 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17389
[pid 17389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17389] setpgid(0, 0)               = 0
[pid 17389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17389] write(3, "1000", 4)         = 4
[pid 17389] close(3)                    = 0
[pid 17389] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17389] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17389] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17389] close(5)                    = 0
[pid 17389] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17392 attached
) = 17392
[pid 17389] tkill(17392, SIGSTOP)       = 0
[pid 17392] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17389, si_uid=0} ---
[pid 17389] exit_group(0 <unfinished ...>
[pid 17392] --- stopped by SIGSTOP ---
[pid 17389] <... exit_group resumed>)   = ?
[pid 17389] +++ exited with 0 +++
[pid 17392] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17389, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17392] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17393 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17393
[pid 17393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17393] setpgid(0, 0)               = 0
[pid 17393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17393] write(3, "1000", 4)         = 4
[pid 17393] close(3)                    = 0
[pid 17393] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17393] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.396509][T17385] vhci_hcd vhci_hcd.0: port 0 already used
[  277.420203][T17389] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17393] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17393] close(5)                    = 0
[pid 17393] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17396 attached
) = 17396
[pid 17393] tkill(17396, SIGSTOP)       = 0
[pid 17396] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17393, si_uid=0} ---
[pid 17393] exit_group(0 <unfinished ...>
[pid 17396] --- stopped by SIGSTOP ---
[pid 17393] <... exit_group resumed>)   = ?
[pid 17393] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17393, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17396] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17396] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17397 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17397
[pid 17397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17397] setpgid(0, 0)               = 0
[pid 17397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17397] write(3, "1000", 4)         = 4
[pid 17397] close(3)                    = 0
[pid 17397] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17397] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17397] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17397] close(5)                    = 0
[pid 17397] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17400 attached
) = 17400
[pid 17397] tkill(17400, SIGSTOP)       = 0
[pid 17397] exit_group(0)               = ?
[pid 17400] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17397, si_uid=0} ---
[pid 17400] --- stopped by SIGSTOP ---
[pid 17397] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17397, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17400] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17400] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17401 attached
, child_tidptr=0x555556c505d0) = 17401
[pid 17401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17401] setpgid(0, 0)               = 0
[pid 17401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17401] write(3, "1000", 4)         = 4
[pid 17401] close(3)                    = 0
[pid 17401] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17401] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17401] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17401] close(5)                    = 0
[pid 17401] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17404 attached
) = 17404
[pid 17401] tkill(17404, SIGSTOP)       = 0
[pid 17404] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17401, si_uid=0} ---
[pid 17401] exit_group(0 <unfinished ...>
[pid 17404] --- stopped by SIGSTOP ---
[pid 17401] <... exit_group resumed>)   = ?
[pid 17401] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17401, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17404] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17404] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17405 attached
, child_tidptr=0x555556c505d0) = 17405
[pid 17405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17405] setpgid(0, 0)               = 0
[pid 17405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17405] write(3, "1000", 4)         = 4
[pid 17405] close(3)                    = 0
[pid 17405] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17405] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.443496][T17393] vhci_hcd vhci_hcd.0: port 0 already used
[  277.466833][T17397] vhci_hcd vhci_hcd.0: port 0 already used
[  277.489043][T17401] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17405] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17405] close(5)                    = 0
[pid 17405] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17408 attached
) = 17408
[pid 17405] tkill(17408, SIGSTOP)       = 0
[pid 17408] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17405, si_uid=0} ---
[pid 17405] exit_group(0 <unfinished ...>
[pid 17408] --- stopped by SIGSTOP ---
[pid 17405] <... exit_group resumed>)   = ?
[pid 17405] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17405, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17408] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17408] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17409 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17409
[pid 17409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17409] setpgid(0, 0)               = 0
[pid 17409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17409] write(3, "1000", 4)         = 4
[pid 17409] close(3)                    = 0
[pid 17409] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17409] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17409] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17409] close(5)                    = 0
[pid 17409] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17412 attached
) = 17412
[pid 17409] tkill(17412, SIGSTOP)       = 0
[pid 17412] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17409, si_uid=0} ---
[pid 17409] exit_group(0 <unfinished ...>
[pid 17412] --- stopped by SIGSTOP ---
[pid 17409] <... exit_group resumed>)   = ?
[pid 17409] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17409, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17412] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17412] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17413 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17413
[pid 17413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17413] setpgid(0, 0)               = 0
[pid 17413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17413] write(3, "1000", 4)         = 4
[pid 17413] close(3)                    = 0
[pid 17413] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17413] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.513258][T17405] vhci_hcd vhci_hcd.0: port 0 already used
[  277.536491][T17409] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17413] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17413] close(5)                    = 0
[pid 17413] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17416 attached
) = 17416
[pid 17413] tkill(17416, SIGSTOP)       = 0
[pid 17416] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17413, si_uid=0} ---
[pid 17413] exit_group(0 <unfinished ...>
[pid 17416] --- stopped by SIGSTOP ---
[pid 17413] <... exit_group resumed>)   = ?
[pid 17413] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17413, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17416] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17416] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17417 attached
, child_tidptr=0x555556c505d0) = 17417
[pid 17417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17417] setpgid(0, 0)               = 0
[pid 17417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17417] write(3, "1000", 4)         = 4
[pid 17417] close(3)                    = 0
[pid 17417] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17417] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.560310][T17413] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17417] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17417] close(5)                    = 0
[pid 17417] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17420 attached
) = 17420
[pid 17417] tkill(17420, SIGSTOP)       = 0
[pid 17420] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17417, si_uid=0} ---
[pid 17417] exit_group(0 <unfinished ...>
[pid 17420] --- stopped by SIGSTOP ---
[pid 17417] <... exit_group resumed>)   = ?
[pid 17417] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17417, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17420] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17422 attached
, child_tidptr=0x555556c505d0) = 17422
[pid 17420] +++ killed by SIGHUP +++
[pid 17422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17422] setpgid(0, 0)               = 0
[pid 17422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17422] write(3, "1000", 4)         = 4
[pid 17422] close(3)                    = 0
[pid 17422] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17422] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17422] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17422] close(5)                    = 0
[pid 17422] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17426 attached
) = 17426
[pid 17422] tkill(17426, SIGSTOP)       = 0
[pid 17422] exit_group(0 <unfinished ...>
[pid 17426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17422, si_uid=0} ---
[pid 17426] --- stopped by SIGSTOP ---
[pid 17422] <... exit_group resumed>)   = ?
[pid 17422] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17422, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17426] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17427
[pid 17426] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17427 attached
[pid 17427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17427] setpgid(0, 0)               = 0
[pid 17427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17427] write(3, "1000", 4)         = 4
[pid 17427] close(3)                    = 0
[pid 17427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.584866][T17417] vhci_hcd vhci_hcd.0: port 0 already used
[  277.607573][T17422] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17427] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17427] close(5)                    = 0
[pid 17427] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17430 attached
) = 17430
[pid 17427] tkill(17430, SIGSTOP)       = 0
[pid 17427] exit_group(0 <unfinished ...>
[pid 17430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17427, si_uid=0} ---
[pid 17427] <... exit_group resumed>)   = ?
[pid 17430] --- stopped by SIGSTOP ---
[pid 17427] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17430] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17430] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17431 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17431
[pid 17431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17431] setpgid(0, 0)               = 0
[pid 17431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17431] write(3, "1000", 4)         = 4
[pid 17431] close(3)                    = 0
[pid 17431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17431] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17431] close(5)                    = 0
[pid 17431] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17434 attached
) = 17434
[pid 17431] tkill(17434, SIGSTOP)       = 0
[pid 17434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17431, si_uid=0} ---
[pid 17434] --- stopped by SIGSTOP ---
[pid 17431] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17434, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17431] exit_group(0)               = ?
[pid 17431] +++ exited with 0 +++
[pid 17434] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17434] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17435 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17435
[pid 17435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17435] setpgid(0, 0)               = 0
[pid 17435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17435] write(3, "1000", 4)         = 4
[pid 17435] close(3)                    = 0
[pid 17435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.630733][T17427] vhci_hcd vhci_hcd.0: port 0 already used
[  277.652035][T17431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17435] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17435] close(5)                    = 0
[pid 17435] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17438 attached
) = 17438
[pid 17435] tkill(17438, SIGSTOP)       = 0
[pid 17438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17435, si_uid=0} ---
[pid 17438] --- stopped by SIGSTOP ---
[pid 17435] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17438, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17435] exit_group(0)               = ?
[pid 17435] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17435, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17438] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17438] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17439 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17439
[pid 17439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17439] setpgid(0, 0)               = 0
[pid 17439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17439] write(3, "1000", 4)         = 4
[pid 17439] close(3)                    = 0
[pid 17439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17439] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17439] close(5)                    = 0
[pid 17439] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17442 attached
) = 17442
[pid 17439] tkill(17442, SIGSTOP)       = 0
[pid 17439] exit_group(0 <unfinished ...>
[pid 17442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17439, si_uid=0} ---
[pid 17439] <... exit_group resumed>)   = ?
[pid 17442] --- stopped by SIGSTOP ---
[pid 17439] +++ exited with 0 +++
[pid 17442] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17439, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17442] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17443 attached
, child_tidptr=0x555556c505d0) = 17443
[pid 17443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17443] setpgid(0, 0)               = 0
[pid 17443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17443] write(3, "1000", 4)         = 4
[pid 17443] close(3)                    = 0
[pid 17443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.676420][T17435] vhci_hcd vhci_hcd.0: port 0 already used
[  277.699605][T17439] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17443] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17443] close(5)                    = 0
[pid 17443] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17446 attached
) = 17446
[pid 17443] tkill(17446, SIGSTOP)       = 0
[pid 17446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17443, si_uid=0} ---
[pid 17443] exit_group(0 <unfinished ...>
[pid 17446] --- stopped by SIGSTOP ---
[pid 17443] <... exit_group resumed>)   = ?
[pid 17443] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17443, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17446] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17446] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17447 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17447
[pid 17447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17447] setpgid(0, 0)               = 0
[pid 17447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17447] write(3, "1000", 4)         = 4
[pid 17447] close(3)                    = 0
[pid 17447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17447] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17447] close(5)                    = 0
[pid 17447] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17451 attached
) = 17451
[pid 17447] tkill(17451, SIGSTOP)       = 0
[pid 17451] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17447, si_uid=0} ---
[pid 17451] --- stopped by SIGSTOP ---
[pid 17447] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17451, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17447] exit_group(0)               = ?
[pid 17447] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17451] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17453
[pid 17451] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17453 attached
[pid 17453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17453] setpgid(0, 0)               = 0
[pid 17453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17453] write(3, "1000", 4)         = 4
[pid 17453] close(3)                    = 0
[pid 17453] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17453] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17453] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17453] close(5)                    = 0
[pid 17453] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17456 attached
) = 17456
[pid 17453] tkill(17456, SIGSTOP)       = 0
[pid 17456] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17453, si_uid=0} ---
[pid 17453] exit_group(0 <unfinished ...>
[pid 17456] --- stopped by SIGSTOP ---
[pid 17453] <... exit_group resumed>)   = ?
[pid 17453] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17453, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17456] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17456] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17457 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17457
[pid 17457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17457] setpgid(0, 0)               = 0
[pid 17457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17457] write(3, "1000", 4)         = 4
[pid 17457] close(3)                    = 0
[pid 17457] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17457] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.724041][T17443] vhci_hcd vhci_hcd.0: port 0 already used
[  277.746614][T17447] vhci_hcd vhci_hcd.0: port 0 already used
[  277.769226][T17453] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17457] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17457] close(5)                    = 0
[pid 17457] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17460 attached
) = 17460
[pid 17457] tkill(17460, SIGSTOP)       = 0
[pid 17460] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17457, si_uid=0} ---
[pid 17457] exit_group(0)               = ?
[pid 17460] --- stopped by SIGSTOP ---
[pid 17457] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17457, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17460] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17460] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17461 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17461
[pid 17461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17461] setpgid(0, 0)               = 0
[pid 17461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17461] write(3, "1000", 4)         = 4
[pid 17461] close(3)                    = 0
[pid 17461] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17461] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17461] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17461] close(5)                    = 0
[pid 17461] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17464 attached
) = 17464
[pid 17461] tkill(17464, SIGSTOP)       = 0
[pid 17464] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17461, si_uid=0} ---
[pid 17461] exit_group(0 <unfinished ...>
[pid 17464] --- stopped by SIGSTOP ---
[pid 17461] <... exit_group resumed>)   = ?
[pid 17461] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17461, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17464] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17464] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17465 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17465
[pid 17465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17465] setpgid(0, 0)               = 0
[pid 17465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17465] write(3, "1000", 4)         = 4
[pid 17465] close(3)                    = 0
[pid 17465] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17465] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.791542][T17457] vhci_hcd vhci_hcd.0: port 0 already used
[  277.814733][T17461] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17465] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17465] close(5)                    = 0
[pid 17465] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17468 attached
) = 17468
[pid 17465] tkill(17468, SIGSTOP)       = 0
[pid 17468] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17465, si_uid=0} ---
[pid 17465] exit_group(0 <unfinished ...>
[pid 17468] --- stopped by SIGSTOP ---
[pid 17465] <... exit_group resumed>)   = ?
[pid 17465] +++ exited with 0 +++
[pid 17468] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17465, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17468] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17469 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17469
[pid 17469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17469] setpgid(0, 0)               = 0
[pid 17469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17469] write(3, "1000", 4)         = 4
[pid 17469] close(3)                    = 0
[pid 17469] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17469] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.837448][T17465] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17469] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17469] close(5)                    = 0
[pid 17469] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17472 attached
) = 17472
[pid 17469] tkill(17472, SIGSTOP)       = 0
[pid 17472] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17469, si_uid=0} ---
[pid 17469] exit_group(0 <unfinished ...>
[pid 17472] --- stopped by SIGSTOP ---
[pid 17469] <... exit_group resumed>)   = ?
[pid 17469] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17469, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17472] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17472] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17473 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17473
[pid 17473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17473] setpgid(0, 0)               = 0
[pid 17473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17473] write(3, "1000", 4)         = 4
[pid 17473] close(3)                    = 0
[pid 17473] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17473] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17473] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17473] close(5)                    = 0
[pid 17473] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17476 attached
) = 17476
[pid 17473] tkill(17476, SIGSTOP)       = 0
[pid 17476] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17473, si_uid=0} ---
[pid 17473] exit_group(0 <unfinished ...>
[pid 17476] --- stopped by SIGSTOP ---
[pid 17473] <... exit_group resumed>)   = ?
[pid 17473] +++ exited with 0 +++
[pid 17476] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17473, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17476] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17477 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17477
[pid 17477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17477] setpgid(0, 0)               = 0
[pid 17477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17477] write(3, "1000", 4)         = 4
[pid 17477] close(3)                    = 0
[pid 17477] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17477] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.871972][T17469] vhci_hcd vhci_hcd.0: port 0 already used
[  277.894843][T17473] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17477] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17477] close(5)                    = 0
[pid 17477] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17480 attached
) = 17480
[pid 17477] tkill(17480, SIGSTOP <unfinished ...>
[pid 17480] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17477, si_uid=0} ---
[pid 17477] <... tkill resumed>)        = 0
[pid 17480] --- stopped by SIGSTOP ---
[pid 17477] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17480, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17477] exit_group(0)               = ?
[pid 17477] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17477, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17480] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17481 attached
, child_tidptr=0x555556c505d0) = 17481
[pid 17481] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 17480] +++ killed by SIGHUP +++
[pid 17481] <... prctl resumed>)        = 0
[pid 17481] setpgid(0, 0)               = 0
[pid 17481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17481] write(3, "1000", 4)         = 4
[pid 17481] close(3)                    = 0
[pid 17481] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17481] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17481] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17481] close(5)                    = 0
[pid 17481] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17484 attached
) = 17484
[pid 17481] tkill(17484, SIGSTOP)       = 0
[pid 17484] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17481, si_uid=0} ---
[pid 17481] exit_group(0 <unfinished ...>
[pid 17484] --- stopped by SIGSTOP ---
[pid 17481] <... exit_group resumed>)   = ?
[pid 17481] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17481, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17484] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17484] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17485 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17485
[pid 17485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17485] setpgid(0, 0)               = 0
[pid 17485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17485] write(3, "1000", 4)         = 4
[pid 17485] close(3)                    = 0
[pid 17485] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17485] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17485] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17485] close(5)                    = 0
[pid 17485] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17488 attached
) = 17488
[pid 17485] tkill(17488, SIGSTOP)       = 0
[pid 17488] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17485, si_uid=0} ---
[pid 17485] exit_group(0 <unfinished ...>
[pid 17488] --- stopped by SIGSTOP ---
[pid 17485] <... exit_group resumed>)   = ?
[pid 17485] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17485, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17488] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17488] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17490 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17490
[pid 17490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17490] setpgid(0, 0)               = 0
[pid 17490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17490] write(3, "1000", 4)         = 4
[pid 17490] close(3)                    = 0
[pid 17490] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17490] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.917056][T17477] vhci_hcd vhci_hcd.0: port 0 already used
[  277.940427][T17481] vhci_hcd vhci_hcd.0: port 0 already used
[  277.961450][T17485] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17490] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17490] close(5)                    = 0
[pid 17490] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17494 attached
) = 17494
[pid 17490] tkill(17494, SIGSTOP)       = 0
[pid 17494] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17490, si_uid=0} ---
[pid 17490] exit_group(0 <unfinished ...>
[pid 17494] --- stopped by SIGSTOP ---
[pid 17490] <... exit_group resumed>)   = ?
[pid 17490] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17490, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17494] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17494] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17495 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17495
[pid 17495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17495] setpgid(0, 0)               = 0
[pid 17495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17495] write(3, "1000", 4)         = 4
[pid 17495] close(3)                    = 0
[pid 17495] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17495] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17495] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17495] close(5)                    = 0
[pid 17495] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17498 attached
) = 17498
[pid 17495] tkill(17498, SIGSTOP)       = 0
[pid 17498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17495, si_uid=0} ---
[pid 17495] exit_group(0 <unfinished ...>
[pid 17498] --- stopped by SIGSTOP ---
[pid 17495] <... exit_group resumed>)   = ?
[pid 17495] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17495, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17498] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17498] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17499 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17499
[pid 17499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17499] setpgid(0, 0)               = 0
[pid 17499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17499] write(3, "1000", 4)         = 4
[pid 17499] close(3)                    = 0
[pid 17499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17499] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17499] close(5)                    = 0
[pid 17499] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17502 attached
) = 17502
[pid 17499] tkill(17502, SIGSTOP)       = 0
[pid 17502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17499, si_uid=0} ---
[pid 17499] exit_group(0 <unfinished ...>
[pid 17502] --- stopped by SIGSTOP ---
[pid 17499] <... exit_group resumed>)   = ?
[pid 17499] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17499, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17502] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17502] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17503 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17503
[pid 17503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17503] setpgid(0, 0)               = 0
[pid 17503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17503] write(3, "1000", 4)         = 4
[pid 17503] close(3)                    = 0
[pid 17503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  277.984090][T17490] vhci_hcd vhci_hcd.0: port 0 already used
[  278.006293][T17495] vhci_hcd vhci_hcd.0: port 0 already used
[  278.028484][T17499] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17503] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17503] close(5)                    = 0
[pid 17503] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17506 attached
) = 17506
[pid 17503] tkill(17506, SIGSTOP)       = 0
[pid 17503] exit_group(0)               = ?
[pid 17506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17503, si_uid=0} ---
[pid 17503] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17503, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17506] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17507 attached
, child_tidptr=0x555556c505d0) = 17507
[pid 17507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17507] setpgid(0, 0)               = 0
[pid 17507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17507] write(3, "1000", 4)         = 4
[pid 17507] close(3)                    = 0
[pid 17507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17507] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17507] close(5)                    = 0
[pid 17507] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17510 attached
) = 17510
[pid 17507] tkill(17510, SIGSTOP)       = 0
[pid 17510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17507, si_uid=0} ---
[pid 17507] exit_group(0 <unfinished ...>
[pid 17510] --- stopped by SIGSTOP ---
[pid 17507] <... exit_group resumed>)   = ?
[pid 17507] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17507, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid 17510] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17510] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17511 attached
, child_tidptr=0x555556c505d0) = 17511
[pid 17511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17511] setpgid(0, 0)               = 0
[pid 17511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17511] write(3, "1000", 4)         = 4
[pid 17511] close(3)                    = 0
[pid 17511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.052991][T17503] vhci_hcd vhci_hcd.0: port 0 already used
[  278.074609][T17507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17511] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17511] close(5)                    = 0
[pid 17511] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17514 attached
) = 17514
[pid 17511] tkill(17514, SIGSTOP)       = 0
[pid 17511] exit_group(0 <unfinished ...>
[pid 17514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17511, si_uid=0} ---
[pid 17511] <... exit_group resumed>)   = ?
[pid 17514] --- stopped by SIGSTOP ---
[pid 17511] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17511, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17514] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17515 attached
 <unfinished ...>
[pid 17514] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17515
[pid 17515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17515] setpgid(0, 0)               = 0
[pid 17515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17515] write(3, "1000", 4)         = 4
[pid 17515] close(3)                    = 0
[pid 17515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17515] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17515] close(5)                    = 0
[pid 17515] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17518 attached
) = 17518
[pid 17515] tkill(17518, SIGSTOP)       = 0
[pid 17518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17515, si_uid=0} ---
[pid 17518] --- stopped by SIGSTOP ---
[pid 17515] exit_group(0)               = ?
[pid 17515] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17515, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17518] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17518] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17519 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17519
[pid 17519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17519] setpgid(0, 0)               = 0
[pid 17519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17519] write(3, "1000", 4)         = 4
[pid 17519] close(3)                    = 0
[pid 17519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.098551][T17511] vhci_hcd vhci_hcd.0: port 0 already used
[  278.120804][T17515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17519] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17519] close(5)                    = 0
[pid 17519] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17522 attached
) = 17522
[pid 17519] tkill(17522, SIGSTOP)       = 0
[pid 17519] exit_group(0 <unfinished ...>
[pid 17522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17519, si_uid=0} ---
[pid 17522] --- stopped by SIGSTOP ---
[pid 17519] <... exit_group resumed>)   = ?
[pid 17519] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17519, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17522] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17522] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17523 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17523
[pid 17523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17523] setpgid(0, 0)               = 0
[pid 17523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17523] write(3, "1000", 4)         = 4
[pid 17523] close(3)                    = 0
[pid 17523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17523] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17523] close(5)                    = 0
[pid 17523] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17526 attached
) = 17526
[pid 17523] tkill(17526, SIGSTOP)       = 0
[pid 17523] exit_group(0)               = ?
[pid 17526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17523, si_uid=0} ---
[pid 17526] --- stopped by SIGSTOP ---
[pid 17523] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17523, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17526] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17526] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17527 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17527
[pid 17527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17527] setpgid(0, 0)               = 0
[pid 17527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17527] write(3, "1000", 4)         = 4
[pid 17527] close(3)                    = 0
[pid 17527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17527] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  278.144666][T17519] vhci_hcd vhci_hcd.0: port 0 already used
[  278.167033][T17523] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17527] close(5)                    = 0
[pid 17527] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17530 attached
) = 17530
[pid 17527] tkill(17530, SIGSTOP)       = 0
[pid 17530] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17527, si_uid=0} ---
[pid 17530] --- stopped by SIGSTOP ---
[pid 17527] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17530, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17527] exit_group(0)               = ?
[pid 17527] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17527, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17530] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17530] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17531 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17531
[pid 17531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17531] setpgid(0, 0)               = 0
[pid 17531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17531] write(3, "1000", 4)         = 4
[pid 17531] close(3)                    = 0
[pid 17531] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17531] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17531] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17531] close(5)                    = 0
[pid 17531] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17534 attached
) = 17534
[pid 17531] tkill(17534, SIGSTOP)       = 0
[pid 17534] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17531, si_uid=0} ---
[pid 17534] --- stopped by SIGSTOP ---
[pid 17531] exit_group(0)               = ?
[pid 17531] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17531, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17534] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17534] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17535 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17535
[pid 17535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17535] setpgid(0, 0)               = 0
[pid 17535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17535] write(3, "1000", 4)         = 4
[pid 17535] close(3)                    = 0
[pid 17535] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17535] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17535] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17535] close(5)                    = 0
[pid 17535] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17538 attached
) = 17538
[pid 17535] tkill(17538, SIGSTOP)       = 0
[pid 17535] exit_group(0 <unfinished ...>
[pid 17538] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17535, si_uid=0} ---
[pid 17535] <... exit_group resumed>)   = ?
[pid 17538] --- stopped by SIGSTOP ---
[pid 17535] +++ exited with 0 +++
[pid 17538] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17535, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17538] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17539 attached
, child_tidptr=0x555556c505d0) = 17539
[pid 17539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17539] setpgid(0, 0)               = 0
[pid 17539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17539] write(3, "1000", 4)         = 4
[pid 17539] close(3)                    = 0
[pid 17539] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17539] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.189541][T17527] vhci_hcd vhci_hcd.0: port 0 already used
[  278.212315][T17531] vhci_hcd vhci_hcd.0: port 0 already used
[  278.234688][T17535] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17539] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17539] close(5)                    = 0
[pid 17539] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17542 attached
) = 17542
[pid 17539] tkill(17542, SIGSTOP)       = 0
[pid 17542] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17539, si_uid=0} ---
[pid 17539] exit_group(0 <unfinished ...>
[pid 17542] --- stopped by SIGSTOP ---
[pid 17539] <... exit_group resumed>)   = ?
[pid 17539] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17539, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17542] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17542] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17543 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17543
[pid 17543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17543] setpgid(0, 0)               = 0
[pid 17543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17543] write(3, "1000", 4)         = 4
[pid 17543] close(3)                    = 0
[pid 17543] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17543] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17543] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17543] close(5)                    = 0
[pid 17543] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17546 attached
) = 17546
[pid 17543] tkill(17546, SIGSTOP)       = 0
[pid 17546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17543, si_uid=0} ---
[pid 17543] exit_group(0 <unfinished ...>
[pid 17546] --- stopped by SIGSTOP ---
[pid 17543] <... exit_group resumed>)   = ?
[pid 17543] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17543, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17546] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17546] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17547 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17547
[pid 17547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17547] setpgid(0, 0)               = 0
[pid 17547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17547] write(3, "1000", 4)         = 4
[pid 17547] close(3)                    = 0
[pid 17547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.258373][T17539] vhci_hcd vhci_hcd.0: port 0 already used
[  278.281208][T17543] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17547] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17547] close(5)                    = 0
[pid 17547] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17550 attached
) = 17550
[pid 17547] tkill(17550, SIGSTOP)       = 0
[pid 17550] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17547, si_uid=0} ---
[pid 17547] exit_group(0)               = ?
[pid 17550] --- stopped by SIGSTOP ---
[pid 17547] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17547, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17550] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17551 attached
 <unfinished ...>
[pid 17550] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17551
[pid 17551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17551] setpgid(0, 0)               = 0
[pid 17551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17551] write(3, "1000", 4)         = 4
[pid 17551] close(3)                    = 0
[pid 17551] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17551] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.305204][T17547] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17551] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17551] close(5)                    = 0
[pid 17551] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17554 attached
) = 17554
[pid 17551] tkill(17554, SIGSTOP)       = 0
[pid 17554] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17551, si_uid=0} ---
[pid 17554] --- stopped by SIGSTOP ---
[pid 17551] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17554, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17551] exit_group(0)               = ?
[pid 17551] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17551, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17554] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17554] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17555 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17555
[pid 17555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17555] setpgid(0, 0)               = 0
[pid 17555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17555] write(3, "1000", 4)         = 4
[pid 17555] close(3)                    = 0
[pid 17555] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17555] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17555] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17555] close(5)                    = 0
[pid 17555] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17558 attached
) = 17558
[pid 17555] tkill(17558, SIGSTOP)       = 0
[pid 17558] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17555, si_uid=0} ---
[pid 17555] exit_group(0)               = ?
[pid 17558] --- stopped by SIGSTOP ---
[pid 17555] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17555, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17558] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17558] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17559 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17559
[pid 17559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17559] setpgid(0, 0)               = 0
[pid 17559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17559] write(3, "1000", 4)         = 4
[pid 17559] close(3)                    = 0
[pid 17559] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17559] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.336775][T17551] vhci_hcd vhci_hcd.0: port 0 already used
[  278.359744][T17555] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17559] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17559] close(5)                    = 0
[pid 17559] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17562 attached
) = 17562
[pid 17559] tkill(17562, SIGSTOP)       = 0
[pid 17559] exit_group(0 <unfinished ...>
[pid 17562] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17559, si_uid=0} ---
[pid 17562] --- stopped by SIGSTOP ---
[pid 17559] <... exit_group resumed>)   = ?
[pid 17559] +++ exited with 0 +++
[pid 17562] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17559, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17563
./strace-static-x86_64: Process 17563 attached
[pid 17563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17563] setpgid(0, 0)               = 0
[pid 17563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17563] write(3, "1000", 4)         = 4
[pid 17563] close(3)                    = 0
[pid 17563] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17563] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17563] write(5, "8 3 0 5", 7 <unfinished ...>
[pid 17562] +++ killed by SIGHUP +++
[  278.383679][T17559] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17563] <... write resumed>)        = -1 EBUSY (Device or resource busy)
[pid 17563] close(5)                    = 0
[pid 17563] clone(child_stack=NULL, flags=0) = 17567
./strace-static-x86_64: Process 17567 attached
[pid 17563] tkill(17567, SIGSTOP)       = 0
[pid 17567] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17563, si_uid=0} ---
[pid 17563] exit_group(0 <unfinished ...>
[pid 17567] --- stopped by SIGSTOP ---
[pid 17563] <... exit_group resumed>)   = ?
[pid 17563] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17563, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17567] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17567] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17570 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17570
[pid 17570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17570] setpgid(0, 0)               = 0
[pid 17570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17570] write(3, "1000", 4)         = 4
[pid 17570] close(3)                    = 0
[pid 17570] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17570] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17570] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17570] close(5)                    = 0
[pid 17570] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17574 attached
) = 17574
[pid 17570] tkill(17574, SIGSTOP)       = 0
[pid 17574] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17570, si_uid=0} ---
[pid 17570] exit_group(0 <unfinished ...>
[pid 17574] --- stopped by SIGSTOP ---
[pid 17570] <... exit_group resumed>)   = ?
[pid 17570] +++ exited with 0 +++
[pid 17574] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17570, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17574] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17575 attached
, child_tidptr=0x555556c505d0) = 17575
[pid 17575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17575] setpgid(0, 0)               = 0
[pid 17575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17575] write(3, "1000", 4)         = 4
[pid 17575] close(3)                    = 0
[pid 17575] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17575] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.408484][T17563] vhci_hcd vhci_hcd.0: port 0 already used
[  278.434888][T17570] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17575] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17575] close(5)                    = 0
[pid 17575] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17578 attached
) = 17578
[pid 17575] tkill(17578, SIGSTOP)       = 0
[pid 17578] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17575, si_uid=0} ---
[pid 17575] exit_group(0 <unfinished ...>
[pid 17578] --- stopped by SIGSTOP ---
[pid 17575] <... exit_group resumed>)   = ?
[pid 17575] +++ exited with 0 +++
[pid 17578] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17575, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17578] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17579 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17579
[pid 17579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17579] setpgid(0, 0)               = 0
[pid 17579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17579] write(3, "1000", 4)         = 4
[pid 17579] close(3)                    = 0
[pid 17579] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17579] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17579] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17579] close(5)                    = 0
[pid 17579] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17582 attached
) = 17582
[pid 17579] tkill(17582, SIGSTOP)       = 0
[pid 17582] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17579, si_uid=0} ---
[pid 17579] exit_group(0 <unfinished ...>
[pid 17582] --- stopped by SIGSTOP ---
[pid 17579] <... exit_group resumed>)   = ?
[pid 17579] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17579, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17582] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17582] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17583 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17583
[pid 17583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17583] setpgid(0, 0)               = 0
[pid 17583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17583] write(3, "1000", 4)         = 4
[pid 17583] close(3)                    = 0
[pid 17583] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17583] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.459033][T17575] vhci_hcd vhci_hcd.0: port 0 already used
[  278.483769][T17579] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17583] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17583] close(5)                    = 0
[pid 17583] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17586 attached
) = 17586
[pid 17583] tkill(17586, SIGSTOP)       = 0
[pid 17583] exit_group(0)               = ?
[pid 17586] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17583, si_uid=0} ---
[pid 17586] --- stopped by SIGSTOP ---
[pid 17583] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17583, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17587 attached
, child_tidptr=0x555556c505d0) = 17587
[pid 17587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17587] setpgid(0, 0)               = 0
[pid 17587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17587] write(3, "1000", 4)         = 4
[pid 17587] close(3)                    = 0
[pid 17587] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17587] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17587] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17587] close(5)                    = 0
[pid 17587] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17590 attached
) = 17590
[pid 17587] tkill(17590, SIGSTOP)       = 0
[pid 17590] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17587, si_uid=0} ---
[pid 17587] exit_group(0 <unfinished ...>
[pid 17590] --- stopped by SIGSTOP ---
[pid 17587] <... exit_group resumed>)   = ?
[pid 17587] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17587, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17590] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17590] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17591 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17591
[pid 17591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17591] setpgid(0, 0)               = 0
[pid 17591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17591] write(3, "1000", 4)         = 4
[pid 17591] close(3)                    = 0
[pid 17591] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17591] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.506321][T17583] vhci_hcd vhci_hcd.0: port 0 already used
[  278.527991][T17587] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17591] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17591] close(5)                    = 0
[pid 17591] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17594 attached
) = 17594
[pid 17591] tkill(17594, SIGSTOP)       = 0
[pid 17591] exit_group(0 <unfinished ...>
[pid 17594] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17591, si_uid=0} ---
[pid 17591] <... exit_group resumed>)   = ?
[pid 17594] --- stopped by SIGSTOP ---
[pid 17591] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17591, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17594] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 17595 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17595
[pid 17595] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 17594] +++ killed by SIGHUP +++
[pid 17595] <... prctl resumed>)        = 0
[pid 17595] setpgid(0, 0)               = 0
[pid 17595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17595] write(3, "1000", 4)         = 4
[pid 17595] close(3)                    = 0
[pid 17595] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17595] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17595] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17595] close(5)                    = 0
[pid 17595] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17598 attached
) = 17598
[pid 17595] tkill(17598, SIGSTOP)       = 0
[pid 17595] exit_group(0)               = ?
[pid 17598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17595, si_uid=0} ---
[pid 17598] --- stopped by SIGSTOP ---
[pid 17595] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17595, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17598] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17598] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17599 attached
, child_tidptr=0x555556c505d0) = 17599
[pid 17599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17599] setpgid(0, 0)               = 0
[pid 17599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17599] write(3, "1000", 4)         = 4
[pid 17599] close(3)                    = 0
[pid 17599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17599] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  278.550895][T17591] vhci_hcd vhci_hcd.0: port 0 already used
[  278.573398][T17595] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17599] close(5)                    = 0
[pid 17599] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17602 attached
) = 17602
[pid 17599] tkill(17602, SIGSTOP)       = 0
[pid 17602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17599, si_uid=0} ---
[pid 17599] exit_group(0 <unfinished ...>
[pid 17602] --- stopped by SIGSTOP ---
[pid 17599] <... exit_group resumed>)   = ?
[pid 17599] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17599, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17602] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17602] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17603 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17603
[pid 17603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17603] setpgid(0, 0)               = 0
[pid 17603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17603] write(3, "1000", 4)         = 4
[pid 17603] close(3)                    = 0
[pid 17603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17603] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17603] close(5)                    = 0
[pid 17603] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17606 attached
) = 17606
[pid 17603] tkill(17606, SIGSTOP)       = 0
[pid 17603] exit_group(0 <unfinished ...>
[pid 17606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17603, si_uid=0} ---
[pid 17603] <... exit_group resumed>)   = ?
[pid 17606] --- stopped by SIGSTOP ---
[pid 17603] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17603, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17606] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17607 attached
 <unfinished ...>
[pid 17606] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17607
[pid 17607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17607] setpgid(0, 0)               = 0
[pid 17607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17607] write(3, "1000", 4)         = 4
[pid 17607] close(3)                    = 0
[pid 17607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.595860][T17599] vhci_hcd vhci_hcd.0: port 0 already used
[  278.618786][T17603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17607] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17607] close(5)                    = 0
[pid 17607] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17610 attached
) = 17610
[pid 17607] tkill(17610, SIGSTOP)       = 0
[pid 17607] exit_group(0)               = ?
[pid 17610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17607, si_uid=0} ---
[pid 17610] --- stopped by SIGSTOP ---
[pid 17607] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17607, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17611 attached
, child_tidptr=0x555556c505d0) = 17611
[pid 17611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17611] setpgid(0, 0)               = 0
[pid 17611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17611] write(3, "1000", 4)         = 4
[pid 17611] close(3)                    = 0
[pid 17611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17611] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17611] close(5)                    = 0
[pid 17611] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17614 attached
) = 17614
[pid 17611] tkill(17614, SIGSTOP)       = 0
[pid 17611] exit_group(0 <unfinished ...>
[pid 17614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17611, si_uid=0} ---
[pid 17611] <... exit_group resumed>)   = ?
[pid 17614] --- stopped by SIGSTOP ---
[pid 17611] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17611, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17614] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17614] +++ killed by SIGHUP +++
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17615 attached
, child_tidptr=0x555556c505d0) = 17615
[pid 17615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17615] setpgid(0, 0)               = 0
[pid 17615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17615] write(3, "1000", 4)         = 4
[pid 17615] close(3)                    = 0
[pid 17615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.641752][T17607] vhci_hcd vhci_hcd.0: port 0 already used
[  278.663616][T17611] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17615] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17615] close(5)                    = 0
[pid 17615] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17618 attached
) = 17618
[pid 17615] tkill(17618, SIGSTOP)       = 0
[pid 17615] exit_group(0 <unfinished ...>
[pid 17618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17615, si_uid=0} ---
[pid 17615] <... exit_group resumed>)   = ?
[pid 17615] +++ exited with 0 +++
[pid 17618] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17619 attached
, child_tidptr=0x555556c505d0) = 17619
[pid 17619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17619] setpgid(0, 0)               = 0
[pid 17619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17619] write(3, "1000", 4)         = 4
[pid 17619] close(3)                    = 0
[pid 17619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17619] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17619] close(5)                    = 0
[pid 17619] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17622 attached
) = 17622
[pid 17619] tkill(17622, SIGSTOP)       = 0
[pid 17622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17619, si_uid=0} ---
[pid 17619] exit_group(0)               = ?
[pid 17622] --- stopped by SIGSTOP ---
[pid 17619] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17622] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17622] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17623 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17623
[pid 17623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17623] setpgid(0, 0)               = 0
[pid 17623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17623] write(3, "1000", 4)         = 4
[pid 17623] close(3)                    = 0
[pid 17623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17623] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17623] close(5)                    = 0
[pid 17623] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17626 attached
) = 17626
[pid 17623] tkill(17626, SIGSTOP)       = 0
[pid 17623] exit_group(0)               = ?
[pid 17626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17623, si_uid=0} ---
[pid 17626] --- stopped by SIGSTOP ---
[pid 17623] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17626] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17627 attached
 <unfinished ...>
[pid 17626] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17627
[pid 17627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17627] setpgid(0, 0)               = 0
[pid 17627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17627] write(3, "1000", 4)         = 4
[pid 17627] close(3)                    = 0
[pid 17627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.687119][T17615] vhci_hcd vhci_hcd.0: port 0 already used
[  278.707756][T17619] vhci_hcd vhci_hcd.0: port 0 already used
[  278.729888][T17623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17627] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17627] close(5)                    = 0
[pid 17627] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17630 attached
) = 17630
[pid 17627] tkill(17630, SIGSTOP)       = 0
[pid 17630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17627, si_uid=0} ---
[pid 17627] exit_group(0 <unfinished ...>
[pid 17630] --- stopped by SIGSTOP ---
[pid 17627] <... exit_group resumed>)   = ?
[pid 17627] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17630] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17630] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17631 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17631
[pid 17631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17631] setpgid(0, 0)               = 0
[pid 17631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17631] write(3, "1000", 4)         = 4
[pid 17631] close(3)                    = 0
[pid 17631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17631] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17631] close(5)                    = 0
[pid 17631] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17634 attached
) = 17634
[pid 17631] tkill(17634, SIGSTOP)       = 0
[pid 17634] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17631, si_uid=0} ---
[pid 17631] exit_group(0 <unfinished ...>
[pid 17634] --- stopped by SIGSTOP ---
[pid 17631] <... exit_group resumed>)   = ?
[pid 17631] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17631, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17634] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17635 attached
 <unfinished ...>
[pid 17634] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17635
[pid 17635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17635] setpgid(0, 0)               = 0
[pid 17635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17635] write(3, "1000", 4)         = 4
[pid 17635] close(3)                    = 0
[pid 17635] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17635] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.751190][T17627] vhci_hcd vhci_hcd.0: port 0 already used
[  278.773766][T17631] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17635] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17635] close(5)                    = 0
[pid 17635] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17638 attached
) = 17638
[pid 17635] tkill(17638, SIGSTOP)       = 0
[pid 17635] exit_group(0 <unfinished ...>
[pid 17638] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17635, si_uid=0} ---
[pid 17635] <... exit_group resumed>)   = ?
[pid 17638] --- stopped by SIGSTOP ---
[pid 17635] +++ exited with 0 +++
[pid 17638] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17635, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17638] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17639 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17639
[pid 17639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17639] setpgid(0, 0)               = 0
[pid 17639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17639] write(3, "1000", 4)         = 4
[pid 17639] close(3)                    = 0
[pid 17639] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17639] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17639] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17639] close(5)                    = 0
[pid 17639] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17642 attached
) = 17642
[pid 17639] tkill(17642, SIGSTOP)       = 0
[pid 17639] exit_group(0)               = ?
[pid 17642] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17639, si_uid=0} ---
[pid 17642] --- stopped by SIGSTOP ---
[pid 17639] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17639, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17642] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 17643 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17643
[pid 17643] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 17642] +++ killed by SIGHUP +++
[pid 17643] <... prctl resumed>)        = 0
[pid 17643] setpgid(0, 0)               = 0
[pid 17643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17643] write(3, "1000", 4)         = 4
[pid 17643] close(3)                    = 0
[pid 17643] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17643] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.797895][T17635] vhci_hcd vhci_hcd.0: port 0 already used
[  278.820796][T17639] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17643] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17643] close(5)                    = 0
[pid 17643] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17647 attached
) = 17647
[pid 17643] tkill(17647, SIGSTOP)       = 0
[pid 17647] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17643, si_uid=0} ---
[pid 17643] exit_group(0 <unfinished ...>
[pid 17647] --- stopped by SIGSTOP ---
[pid 17643] <... exit_group resumed>)   = ?
[pid 17643] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17647] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17649
[pid 17647] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17649 attached
[pid 17649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17649] setpgid(0, 0)               = 0
[pid 17649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17649] write(3, "1000", 4)         = 4
[pid 17649] close(3)                    = 0
[pid 17649] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17649] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17649] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17649] close(5)                    = 0
[pid 17649] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17652 attached
) = 17652
[pid 17649] tkill(17652, SIGSTOP)       = 0
[pid 17649] exit_group(0 <unfinished ...>
[pid 17652] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17649, si_uid=0} ---
[pid 17649] <... exit_group resumed>)   = ?
[pid 17652] --- stopped by SIGSTOP ---
[pid 17649] +++ exited with 0 +++
[pid 17652] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17649, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17652] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17653 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17653
[pid 17653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17653] setpgid(0, 0)               = 0
[pid 17653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17653] write(3, "1000", 4)         = 4
[pid 17653] close(3)                    = 0
[pid 17653] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17653] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.841955][T17643] vhci_hcd vhci_hcd.0: port 0 already used
[  278.866882][T17649] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17653] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17653] close(5)                    = 0
[pid 17653] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17656 attached
) = 17656
[pid 17653] tkill(17656, SIGSTOP)       = 0
[pid 17653] exit_group(0 <unfinished ...>
[pid 17656] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17653, si_uid=0} ---
[pid 17653] <... exit_group resumed>)   = ?
[pid 17656] --- stopped by SIGSTOP ---
[pid 17653] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17653, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17656] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17657 attached
 <unfinished ...>
[pid 17656] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17657
[pid 17657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17657] setpgid(0, 0)               = 0
[pid 17657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17657] write(3, "1000", 4)         = 4
[pid 17657] close(3)                    = 0
[pid 17657] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17657] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17657] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17657] close(5)                    = 0
[pid 17657] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17660 attached
) = 17660
[pid 17657] tkill(17660, SIGSTOP)       = 0
[pid 17657] exit_group(0 <unfinished ...>
[pid 17660] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17657, si_uid=0} ---
[pid 17657] <... exit_group resumed>)   = ?
[pid 17660] --- stopped by SIGSTOP ---
[pid 17657] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17657, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17660] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17661 attached
 <unfinished ...>
[pid 17660] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17661
[pid 17661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17661] setpgid(0, 0)               = 0
[pid 17661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17661] write(3, "1000", 4)         = 4
[pid 17661] close(3)                    = 0
[pid 17661] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17661] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.888513][T17653] vhci_hcd vhci_hcd.0: port 0 already used
[  278.910082][T17657] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17661] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17661] close(5)                    = 0
[pid 17661] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17664 attached
) = 17664
[pid 17661] tkill(17664, SIGSTOP)       = 0
[pid 17664] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17661, si_uid=0} ---
[pid 17661] exit_group(0 <unfinished ...>
[pid 17664] --- stopped by SIGSTOP ---
[pid 17661] <... exit_group resumed>)   = ?
[pid 17661] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17661, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17664] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17664] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17665 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17665
[pid 17665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17665] setpgid(0, 0)               = 0
[pid 17665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17665] write(3, "1000", 4)         = 4
[pid 17665] close(3)                    = 0
[pid 17665] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17665] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17665] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17665] close(5)                    = 0
[pid 17665] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17668 attached
) = 17668
[pid 17665] tkill(17668, SIGSTOP)       = 0
[pid 17668] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17665, si_uid=0} ---
[pid 17665] exit_group(0)               = ?
[pid 17668] --- stopped by SIGSTOP ---
[pid 17665] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17665, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17668] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17668] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17669
./strace-static-x86_64: Process 17669 attached
[pid 17669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17669] setpgid(0, 0)               = 0
[pid 17669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17669] write(3, "1000", 4)         = 4
[pid 17669] close(3)                    = 0
[pid 17669] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17669] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.941577][T17661] vhci_hcd vhci_hcd.0: port 0 already used
[  278.965257][T17665] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17669] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17669] close(5)                    = 0
[pid 17669] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17672 attached
) = 17672
[pid 17669] tkill(17672, SIGSTOP)       = 0
[pid 17669] exit_group(0 <unfinished ...>
[pid 17672] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17669, si_uid=0} ---
[pid 17669] <... exit_group resumed>)   = ?
[pid 17672] --- stopped by SIGSTOP ---
[pid 17669] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17669, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17672] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17672] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17673 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17673
[pid 17673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17673] setpgid(0, 0)               = 0
[pid 17673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17673] write(3, "1000", 4)         = 4
[pid 17673] close(3)                    = 0
[pid 17673] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17673] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17673] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17673] close(5)                    = 0
[pid 17673] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17676 attached
) = 17676
[pid 17673] tkill(17676, SIGSTOP)       = 0
[pid 17676] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17673, si_uid=0} ---
[pid 17673] exit_group(0)               = ?
[pid 17676] --- stopped by SIGSTOP ---
[pid 17673] +++ exited with 0 +++
[pid 17676] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17673, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17676] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17677 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17677
[pid 17677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17677] setpgid(0, 0)               = 0
[pid 17677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17677] write(3, "1000", 4)         = 4
[pid 17677] close(3)                    = 0
[pid 17677] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17677] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  278.987588][T17669] vhci_hcd vhci_hcd.0: port 0 already used
[  279.010706][T17673] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17677] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17677] close(5)                    = 0
[pid 17677] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17680 attached
) = 17680
[pid 17677] tkill(17680, SIGSTOP)       = 0
[pid 17680] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17677, si_uid=0} ---
[pid 17677] exit_group(0 <unfinished ...>
[pid 17680] --- stopped by SIGSTOP ---
[pid 17677] <... exit_group resumed>)   = ?
[pid 17677] +++ exited with 0 +++
[pid 17680] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17677, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17680] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17681 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17681
[pid 17681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17681] setpgid(0, 0)               = 0
[pid 17681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17681] write(3, "1000", 4)         = 4
[pid 17681] close(3)                    = 0
[pid 17681] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17681] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17681] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17681] close(5)                    = 0
[pid 17681] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17684 attached
) = 17684
[pid 17681] tkill(17684, SIGSTOP)       = 0
[pid 17684] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17681, si_uid=0} ---
[pid 17681] exit_group(0 <unfinished ...>
[pid 17684] --- stopped by SIGSTOP ---
[pid 17681] <... exit_group resumed>)   = ?
[pid 17681] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17681, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17684] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17684] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17685 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17685
[pid 17685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17685] setpgid(0, 0)               = 0
[pid 17685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17685] write(3, "1000", 4)         = 4
[pid 17685] close(3)                    = 0
[pid 17685] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17685] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.032686][T17677] vhci_hcd vhci_hcd.0: port 0 already used
[  279.055612][T17681] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17685] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17685] close(5)                    = 0
[pid 17685] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17688 attached
) = 17688
[pid 17685] tkill(17688, SIGSTOP)       = 0
[pid 17688] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17685, si_uid=0} ---
[pid 17685] exit_group(0 <unfinished ...>
[pid 17688] --- stopped by SIGSTOP ---
[pid 17685] <... exit_group resumed>)   = ?
[pid 17685] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17685, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17688] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17689 attached
 <unfinished ...>
[pid 17688] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17689
[pid 17689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17689] setpgid(0, 0)               = 0
[pid 17689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17689] write(3, "1000", 4)         = 4
[pid 17689] close(3)                    = 0
[pid 17689] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17689] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.077948][T17685] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17689] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17689] close(5)                    = 0
[pid 17689] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17692 attached
) = 17692
[pid 17689] tkill(17692, SIGSTOP)       = 0
[pid 17692] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17689, si_uid=0} ---
[pid 17689] exit_group(0 <unfinished ...>
[pid 17692] --- stopped by SIGSTOP ---
[pid 17689] <... exit_group resumed>)   = ?
[pid 17689] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17689, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17692] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17692] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17693 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17693
[pid 17693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17693] setpgid(0, 0)               = 0
[pid 17693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17693] write(3, "1000", 4)         = 4
[pid 17693] close(3)                    = 0
[pid 17693] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17693] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17693] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17693] close(5)                    = 0
[pid 17693] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17696 attached
) = 17696
[pid 17693] tkill(17696, SIGSTOP)       = 0
[pid 17696] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17693, si_uid=0} ---
[pid 17693] exit_group(0 <unfinished ...>
[pid 17696] --- stopped by SIGSTOP ---
[pid 17693] <... exit_group resumed>)   = ?
[pid 17693] +++ exited with 0 +++
[pid 17696] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17693, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17696] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17698 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17698
[pid 17698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17698] setpgid(0, 0)               = 0
[pid 17698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17698] write(3, "1000", 4)         = 4
[pid 17698] close(3)                    = 0
[pid 17698] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17698] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.119988][T17689] vhci_hcd vhci_hcd.0: port 0 already used
[  279.142181][T17693] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17698] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17698] close(5)                    = 0
[pid 17698] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17703 attached
) = 17703
[pid 17698] tkill(17703, SIGSTOP)       = 0
[pid 17698] exit_group(0 <unfinished ...>
[pid 17703] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17698, si_uid=0} ---
[pid 17698] <... exit_group resumed>)   = ?
[pid 17703] --- stopped by SIGSTOP ---
[pid 17698] +++ exited with 0 +++
[pid 17703] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17698, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17703] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17705
./strace-static-x86_64: Process 17705 attached
[pid 17705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17705] setpgid(0, 0)               = 0
[pid 17705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17705] write(3, "1000", 4)         = 4
[pid 17705] close(3)                    = 0
[pid 17705] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17705] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17705] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17705] close(5)                    = 0
[pid 17705] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17708 attached
) = 17708
[pid 17705] tkill(17708, SIGSTOP)       = 0
[pid 17708] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17705, si_uid=0} ---
[pid 17705] exit_group(0 <unfinished ...>
[pid 17708] --- stopped by SIGSTOP ---
[pid 17705] <... exit_group resumed>)   = ?
[pid 17705] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17705, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17708] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17708] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17709 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17709
[pid 17709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17709] setpgid(0, 0)               = 0
[pid 17709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17709] write(3, "1000", 4)         = 4
[pid 17709] close(3)                    = 0
[pid 17709] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17709] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17709] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17709] close(5)                    = 0
[pid 17709] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17712 attached
) = 17712
[pid 17709] tkill(17712, SIGSTOP)       = 0
[pid 17712] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17709, si_uid=0} ---
[pid 17709] exit_group(0 <unfinished ...>
[pid 17712] --- stopped by SIGSTOP ---
[pid 17709] <... exit_group resumed>)   = ?
[pid 17709] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17709, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17712] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17712] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17713 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17713
[pid 17713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17713] setpgid(0, 0)               = 0
[pid 17713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17713] write(3, "1000", 4)         = 4
[pid 17713] close(3)                    = 0
[pid 17713] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17713] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.165519][T17698] vhci_hcd vhci_hcd.0: port 0 already used
[  279.188418][T17705] vhci_hcd vhci_hcd.0: port 0 already used
[  279.209445][T17709] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17713] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17713] close(5)                    = 0
[pid 17713] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17716 attached
) = 17716
[pid 17713] tkill(17716, SIGSTOP)       = 0
[pid 17716] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17713, si_uid=0} ---
[pid 17713] exit_group(0 <unfinished ...>
[pid 17716] --- stopped by SIGSTOP ---
[pid 17713] <... exit_group resumed>)   = ?
[pid 17713] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17713, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17716] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17716] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17717 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17717
[pid 17717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17717] setpgid(0, 0)               = 0
[pid 17717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17717] write(3, "1000", 4)         = 4
[pid 17717] close(3)                    = 0
[pid 17717] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17717] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17717] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17717] close(5)                    = 0
[pid 17717] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17720 attached
) = 17720
[pid 17717] tkill(17720, SIGSTOP)       = 0
[pid 17717] exit_group(0 <unfinished ...>
[pid 17720] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17717, si_uid=0} ---
[pid 17717] <... exit_group resumed>)   = ?
[pid 17720] --- stopped by SIGSTOP ---
[pid 17717] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17717, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17720] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17720] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17721 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17721
[pid 17721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17721] setpgid(0, 0)               = 0
[pid 17721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17721] write(3, "1000", 4)         = 4
[pid 17721] close(3)                    = 0
[pid 17721] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17721] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.230974][T17713] vhci_hcd vhci_hcd.0: port 0 already used
[  279.254091][T17717] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17721] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17721] close(5)                    = 0
[pid 17721] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17724 attached
) = 17724
[pid 17721] tkill(17724, SIGSTOP <unfinished ...>
[pid 17724] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17721, si_uid=0} ---
[pid 17721] <... tkill resumed>)        = 0
[pid 17724] --- stopped by SIGSTOP ---
[pid 17721] exit_group(0)               = ?
[pid 17721] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17721, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17724] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17725
[pid 17724] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17725 attached
[pid 17725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17725] setpgid(0, 0)               = 0
[pid 17725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17725] write(3, "1000", 4)         = 4
[pid 17725] close(3)                    = 0
[pid 17725] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17725] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17725] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17725] close(5)                    = 0
[pid 17725] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17728 attached
) = 17728
[pid 17725] tkill(17728, SIGSTOP)       = 0
[pid 17728] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17725, si_uid=0} ---
[pid 17725] exit_group(0 <unfinished ...>
[pid 17728] --- stopped by SIGSTOP ---
[pid 17725] <... exit_group resumed>)   = ?
[pid 17725] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17725, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17728] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17728] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17729 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17729
[pid 17729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17729] setpgid(0, 0)               = 0
[pid 17729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17729] write(3, "1000", 4)         = 4
[pid 17729] close(3)                    = 0
[pid 17729] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17729] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17729] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17729] close(5)                    = 0
[pid 17729] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17732 attached
) = 17732
[pid 17729] tkill(17732, SIGSTOP)       = 0
[pid 17732] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17729, si_uid=0} ---
[pid 17729] exit_group(0 <unfinished ...>
[pid 17732] --- stopped by SIGSTOP ---
[pid 17729] <... exit_group resumed>)   = ?
[pid 17729] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17729, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17732] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17732] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17733 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17733
[pid 17733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17733] setpgid(0, 0)               = 0
[pid 17733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17733] write(3, "1000", 4)         = 4
[pid 17733] close(3)                    = 0
[pid 17733] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17733] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.276646][T17721] vhci_hcd vhci_hcd.0: port 0 already used
[  279.298737][T17725] vhci_hcd vhci_hcd.0: port 0 already used
[  279.319940][T17729] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17733] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17733] close(5)                    = 0
[pid 17733] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17736 attached
) = 17736
[pid 17733] tkill(17736, SIGSTOP)       = 0
[pid 17736] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17733, si_uid=0} ---
[pid 17733] exit_group(0 <unfinished ...>
[pid 17736] --- stopped by SIGSTOP ---
[pid 17733] <... exit_group resumed>)   = ?
[pid 17733] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17733, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17736] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17736] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17737 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17737
[pid 17737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17737] setpgid(0, 0)               = 0
[pid 17737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17737] write(3, "1000", 4)         = 4
[pid 17737] close(3)                    = 0
[pid 17737] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17737] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17737] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17737] close(5)                    = 0
[pid 17737] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17740 attached
) = 17740
[pid 17737] tkill(17740, SIGSTOP)       = 0
[pid 17737] exit_group(0 <unfinished ...>
[pid 17740] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17737, si_uid=0} ---
[pid 17737] <... exit_group resumed>)   = ?
[pid 17740] --- stopped by SIGSTOP ---
[pid 17737] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17737, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17740] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17740] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17741 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17741
[pid 17741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17741] setpgid(0, 0)               = 0
[pid 17741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17741] write(3, "1000", 4)         = 4
[pid 17741] close(3)                    = 0
[pid 17741] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17741] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.341846][T17733] vhci_hcd vhci_hcd.0: port 0 already used
[  279.363603][T17737] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17741] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17741] close(5)                    = 0
[pid 17741] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17744 attached
) = 17744
[pid 17741] tkill(17744, SIGSTOP)       = 0
[pid 17744] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17741, si_uid=0} ---
[pid 17741] exit_group(0 <unfinished ...>
[pid 17744] --- stopped by SIGSTOP ---
[pid 17741] <... exit_group resumed>)   = ?
[pid 17741] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17741, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17744] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17744] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17745 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17745
[pid 17745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17745] setpgid(0, 0)               = 0
[pid 17745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17745] write(3, "1000", 4)         = 4
[pid 17745] close(3)                    = 0
[pid 17745] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17745] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17745] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17745] close(5)                    = 0
[pid 17745] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17748 attached
) = 17748
[pid 17745] tkill(17748, SIGSTOP)       = 0
[pid 17745] exit_group(0 <unfinished ...>
[pid 17748] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17745, si_uid=0} ---
[pid 17745] <... exit_group resumed>)   = ?
[pid 17748] --- stopped by SIGSTOP ---
[pid 17745] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17745, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17749
[pid 17748] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17748] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17749 attached
[pid 17749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17749] setpgid(0, 0)               = 0
[pid 17749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17749] write(3, "1000", 4)         = 4
[pid 17749] close(3)                    = 0
[pid 17749] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17749] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.388391][T17741] vhci_hcd vhci_hcd.0: port 0 already used
[  279.411027][T17745] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17749] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17749] close(5)                    = 0
[pid 17749] clone(child_stack=NULL, flags=0) = 17752
[pid 17749] tkill(17752, SIGSTOP)       = 0
[pid 17749] exit_group(0)               = ?
[pid 17749] +++ exited with 0 +++
./strace-static-x86_64: Process 17752 attached
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17749, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17752] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17749, si_uid=0} ---
[pid 17752] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17753 attached
, child_tidptr=0x555556c505d0) = 17753
[pid 17753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17753] setpgid(0, 0)               = 0
[pid 17753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17753] write(3, "1000", 4)         = 4
[pid 17753] close(3)                    = 0
[pid 17753] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17753] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17753] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17753] close(5)                    = 0
[pid 17753] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17756 attached
) = 17756
[pid 17753] tkill(17756, SIGSTOP)       = 0
[pid 17753] exit_group(0 <unfinished ...>
[pid 17756] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17753, si_uid=0} ---
[pid 17753] <... exit_group resumed>)   = ?
[pid 17756] --- stopped by SIGSTOP ---
[pid 17753] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17753, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17756] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 17757
[pid 17756] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17757 attached
[pid 17757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17757] setpgid(0, 0)               = 0
[pid 17757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17757] write(3, "1000", 4)         = 4
[pid 17757] close(3)                    = 0
[pid 17757] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17757] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.438603][T17749] vhci_hcd vhci_hcd.0: port 0 already used
[  279.464725][T17753] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17757] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17757] close(5)                    = 0
[pid 17757] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17760 attached
) = 17760
[pid 17757] tkill(17760, SIGSTOP)       = 0
[pid 17757] exit_group(0)               = ?
[pid 17757] +++ exited with 0 +++
[pid 17760] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17757, si_uid=0} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17757, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17760] --- stopped by SIGSTOP ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17761 attached
, child_tidptr=0x555556c505d0) = 17761
[pid 17761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17761] setpgid(0, 0)               = 0
[pid 17761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17761] write(3, "1000", 4)         = 4
[pid 17761] close(3)                    = 0
[pid 17761] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17761] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17761] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17761] close(5)                    = 0
[pid 17761] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17764 attached
) = 17764
[pid 17761] tkill(17764, SIGSTOP)       = 0
[pid 17761] exit_group(0 <unfinished ...>
[pid 17764] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17761, si_uid=0} ---
[pid 17761] <... exit_group resumed>)   = ?
[pid 17764] --- stopped by SIGSTOP ---
[pid 17761] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17761, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17764] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17765 attached
 <unfinished ...>
[pid 17764] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17765
[pid 17765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17765] setpgid(0, 0)               = 0
[pid 17765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17765] write(3, "1000", 4)         = 4
[pid 17765] close(3)                    = 0
[pid 17765] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17765] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17765] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17765] close(5)                    = 0
[pid 17765] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17768 attached
) = 17768
[pid 17765] tkill(17768, SIGSTOP)       = 0
[pid 17765] exit_group(0 <unfinished ...>
[pid 17768] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17765, si_uid=0} ---
[pid 17765] <... exit_group resumed>)   = ?
[pid 17768] --- stopped by SIGSTOP ---
[pid 17765] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17765, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17768] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17770 attached
, child_tidptr=0x555556c505d0) = 17770
[pid 17768] +++ killed by SIGHUP +++
[pid 17770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17770] setpgid(0, 0)               = 0
[pid 17770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17770] write(3, "1000", 4)         = 4
[pid 17770] close(3)                    = 0
[pid 17770] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17770] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.488428][T17757] vhci_hcd vhci_hcd.0: port 0 already used
[  279.510013][T17761] vhci_hcd vhci_hcd.0: port 0 already used
[  279.532374][T17765] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17770] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17770] close(5)                    = 0
[pid 17770] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17774 attached
) = 17774
[pid 17770] tkill(17774, SIGSTOP)       = 0
[pid 17774] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17770, si_uid=0} ---
[pid 17774] --- stopped by SIGSTOP ---
[pid 17770] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17774, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17770] exit_group(0)               = ?
[pid 17770] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17770, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17774] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17775 attached
, child_tidptr=0x555556c505d0) = 17775
[pid 17774] +++ killed by SIGHUP +++
[pid 17775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17775] setpgid(0, 0)               = 0
[pid 17775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17775] write(3, "1000", 4)         = 4
[pid 17775] close(3)                    = 0
[pid 17775] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17775] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17775] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17775] close(5)                    = 0
[pid 17775] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17778 attached
) = 17778
[pid 17775] tkill(17778, SIGSTOP)       = 0
[pid 17775] exit_group(0 <unfinished ...>
[pid 17778] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17775, si_uid=0} ---
[pid 17775] <... exit_group resumed>)   = ?
[pid 17778] --- stopped by SIGSTOP ---
[pid 17775] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17775, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17778] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17778] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17779 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17779
[pid 17779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17779] setpgid(0, 0)               = 0
[pid 17779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17779] write(3, "1000", 4)         = 4
[pid 17779] close(3)                    = 0
[pid 17779] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17779] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17779] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17779] close(5)                    = 0
[pid 17779] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17782 attached
[  279.552807][T17770] vhci_hcd vhci_hcd.0: port 0 already used
[  279.574787][T17775] vhci_hcd vhci_hcd.0: port 0 already used
[  279.597353][T17779] vhci_hcd vhci_hcd.0: port 0 already used
) = 17782
[pid 17779] tkill(17782, SIGSTOP)       = 0
[pid 17782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17779, si_uid=0} ---
[pid 17779] exit_group(0 <unfinished ...>
[pid 17782] --- stopped by SIGSTOP ---
[pid 17779] <... exit_group resumed>)   = ?
[pid 17779] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17779, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17782] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 17783 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17783
[pid 17783] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 17782] +++ killed by SIGHUP +++
[pid 17783] <... prctl resumed>)        = 0
[pid 17783] setpgid(0, 0)               = 0
[pid 17783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17783] write(3, "1000", 4)         = 4
[pid 17783] close(3)                    = 0
[pid 17783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17783] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17783] close(5)                    = 0
[pid 17783] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17786 attached
) = 17786
[pid 17783] tkill(17786, SIGSTOP)       = 0
[pid 17786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17783, si_uid=0} ---
[pid 17786] --- stopped by SIGSTOP ---
[pid 17783] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17786, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17783] exit_group(0)               = ?
[pid 17783] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17786] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17786] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17787 attached
, child_tidptr=0x555556c505d0) = 17787
[pid 17787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17787] setpgid(0, 0)               = 0
[pid 17787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17787] write(3, "1000", 4)         = 4
[pid 17787] close(3)                    = 0
[pid 17787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17787] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17787] close(5)                    = 0
[pid 17787] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17790 attached
) = 17790
[pid 17787] tkill(17790, SIGSTOP)       = 0
[pid 17790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17787, si_uid=0} ---
[pid 17787] exit_group(0 <unfinished ...>
[pid 17790] --- stopped by SIGSTOP ---
[pid 17787] <... exit_group resumed>)   = ?
[pid 17787] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17787, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17790] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17790] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17791 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17791
[pid 17791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17791] setpgid(0, 0)               = 0
[pid 17791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17791] write(3, "1000", 4)         = 4
[pid 17791] close(3)                    = 0
[pid 17791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17791] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  279.618761][T17783] vhci_hcd vhci_hcd.0: port 0 already used
[  279.643672][T17787] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17791] close(5)                    = 0
[pid 17791] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17794 attached
) = 17794
[pid 17791] tkill(17794, SIGSTOP)       = 0
[pid 17791] exit_group(0 <unfinished ...>
[pid 17794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17791, si_uid=0} ---
[pid 17791] <... exit_group resumed>)   = ?
[pid 17794] --- stopped by SIGSTOP ---
[pid 17791] +++ exited with 0 +++
[pid 17794] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17791, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17794] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17795 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17795
[pid 17795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17795] setpgid(0, 0)               = 0
[pid 17795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17795] write(3, "1000", 4)         = 4
[pid 17795] close(3)                    = 0
[pid 17795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.666175][T17791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17795] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17795] close(5)                    = 0
[pid 17795] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17798 attached
) = 17798
[pid 17795] tkill(17798, SIGSTOP)       = 0
[pid 17798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17795, si_uid=0} ---
[pid 17795] exit_group(0 <unfinished ...>
[pid 17798] --- stopped by SIGSTOP ---
[pid 17795] <... exit_group resumed>)   = ?
[pid 17795] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17798] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17798] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17799 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17799
[pid 17799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17799] setpgid(0, 0)               = 0
[pid 17799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17799] write(3, "1000", 4)         = 4
[pid 17799] close(3)                    = 0
[pid 17799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17799] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17799] close(5)                    = 0
[pid 17799] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17802 attached
) = 17802
[pid 17799] tkill(17802, SIGSTOP)       = 0
[pid 17799] exit_group(0 <unfinished ...>
[pid 17802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17799, si_uid=0} ---
[pid 17799] <... exit_group resumed>)   = ?
[pid 17802] --- stopped by SIGSTOP ---
[pid 17799] +++ exited with 0 +++
[pid 17802] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17802] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17803 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17803
[pid 17803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17803] setpgid(0, 0)               = 0
[pid 17803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17803] write(3, "1000", 4)         = 4
[pid 17803] close(3)                    = 0
[pid 17803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17803] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17803] close(5)                    = 0
[pid 17803] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17806 attached
) = 17806
[pid 17803] tkill(17806, SIGSTOP)       = 0
[pid 17806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17803, si_uid=0} ---
[pid 17803] exit_group(0)               = ?
[pid 17806] --- stopped by SIGSTOP ---
[pid 17803] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17803, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17806] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17806] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17807 attached
, child_tidptr=0x555556c505d0) = 17807
[pid 17807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17807] setpgid(0, 0)               = 0
[pid 17807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17807] write(3, "1000", 4)         = 4
[pid 17807] close(3)                    = 0
[pid 17807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.698628][T17795] vhci_hcd vhci_hcd.0: port 0 already used
[  279.720435][T17799] vhci_hcd vhci_hcd.0: port 0 already used
[  279.742288][T17803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17807] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17807] close(5)                    = 0
[pid 17807] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17810 attached
) = 17810
[pid 17807] tkill(17810, SIGSTOP)       = 0
[pid 17807] exit_group(0 <unfinished ...>
[pid 17810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17807, si_uid=0} ---
[pid 17807] <... exit_group resumed>)   = ?
[pid 17810] --- stopped by SIGSTOP ---
[pid 17807] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17807, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17810] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17810] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17811 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17811
[pid 17811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17811] setpgid(0, 0)               = 0
[pid 17811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17811] write(3, "1000", 4)         = 4
[pid 17811] close(3)                    = 0
[pid 17811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17811] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17811] close(5)                    = 0
[pid 17811] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17814 attached
) = 17814
[pid 17811] tkill(17814, SIGSTOP)       = 0
[pid 17811] exit_group(0 <unfinished ...>
[pid 17814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17811, si_uid=0} ---
[pid 17814] --- stopped by SIGSTOP ---
[pid 17811] <... exit_group resumed>)   = ?
[pid 17811] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17814] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17814] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17815
./strace-static-x86_64: Process 17815 attached
[pid 17815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17815] setpgid(0, 0)               = 0
[pid 17815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17815] write(3, "1000", 4)         = 4
[pid 17815] close(3)                    = 0
[pid 17815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.764054][T17807] vhci_hcd vhci_hcd.0: port 0 already used
[  279.787954][T17811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17815] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17815] close(5)                    = 0
[pid 17815] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17818 attached
) = 17818
[pid 17815] tkill(17818, SIGSTOP)       = 0
[pid 17818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17815, si_uid=0} ---
[pid 17815] exit_group(0 <unfinished ...>
[pid 17818] --- stopped by SIGSTOP ---
[pid 17815] <... exit_group resumed>)   = ?
[pid 17815] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17815, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17818] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17818] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17819 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17819
[pid 17819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17819] setpgid(0, 0)               = 0
[pid 17819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17819] write(3, "1000", 4)         = 4
[pid 17819] close(3)                    = 0
[pid 17819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17819] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17819] close(5)                    = 0
[pid 17819] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17822 attached
) = 17822
[pid 17819] tkill(17822, SIGSTOP)       = 0
[pid 17819] exit_group(0 <unfinished ...>
[pid 17822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17819, si_uid=0} ---
[pid 17819] <... exit_group resumed>)   = ?
[pid 17822] --- stopped by SIGSTOP ---
[pid 17819] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17819, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17822] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17822] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17823 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17823
[pid 17823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17823] setpgid(0, 0)               = 0
[pid 17823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17823] write(3, "1000", 4)         = 4
[pid 17823] close(3)                    = 0
[pid 17823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.811070][T17815] vhci_hcd vhci_hcd.0: port 0 already used
[  279.833714][T17819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17823] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17823] close(5)                    = 0
[pid 17823] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17826 attached
) = 17826
[pid 17823] tkill(17826, SIGSTOP)       = 0
[pid 17826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17823, si_uid=0} ---
[pid 17823] exit_group(0 <unfinished ...>
[pid 17826] --- stopped by SIGSTOP ---
[pid 17823] <... exit_group resumed>)   = ?
[pid 17823] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17826] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17827 attached
, child_tidptr=0x555556c505d0) = 17827
[pid 17826] +++ killed by SIGHUP +++
[pid 17827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17827] setpgid(0, 0)               = 0
[pid 17827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17827] write(3, "1000", 4)         = 4
[pid 17827] close(3)                    = 0
[pid 17827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17827] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17827] close(5)                    = 0
[pid 17827] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17830 attached
) = 17830
[pid 17827] tkill(17830, SIGSTOP)       = 0
[pid 17827] exit_group(0 <unfinished ...>
[pid 17830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17827, si_uid=0} ---
[pid 17827] <... exit_group resumed>)   = ?
[pid 17830] --- stopped by SIGSTOP ---
[pid 17827] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17827, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17830] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17830] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17831 attached
, child_tidptr=0x555556c505d0) = 17831
[pid 17831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17831] setpgid(0, 0)               = 0
[pid 17831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17831] write(3, "1000", 4)         = 4
[pid 17831] close(3)                    = 0
[pid 17831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17831] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  279.855911][T17823] vhci_hcd vhci_hcd.0: port 0 already used
[  279.877580][T17827] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17831] close(5)                    = 0
[pid 17831] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17834 attached
) = 17834
[pid 17831] tkill(17834, SIGSTOP)       = 0
[pid 17831] exit_group(0 <unfinished ...>
[pid 17834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17831, si_uid=0} ---
[pid 17831] <... exit_group resumed>)   = ?
[pid 17834] --- stopped by SIGSTOP ---
[pid 17831] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17831, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17834] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17834] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17835 attached
, child_tidptr=0x555556c505d0) = 17835
[pid 17835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17835] setpgid(0, 0)               = 0
[pid 17835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17835] write(3, "1000", 4)         = 4
[pid 17835] close(3)                    = 0
[pid 17835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17835] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17835] close(5)                    = 0
[pid 17835] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17839 attached
) = 17839
[pid 17835] tkill(17839, SIGSTOP)       = 0
[pid 17835] exit_group(0 <unfinished ...>
[pid 17839] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17835, si_uid=0} ---
[pid 17835] <... exit_group resumed>)   = ?
[pid 17839] --- stopped by SIGSTOP ---
[pid 17835] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17835, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17839] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17839] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17841 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17841
[pid 17841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17841] setpgid(0, 0)               = 0
[pid 17841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17841] write(3, "1000", 4)         = 4
[pid 17841] close(3)                    = 0
[pid 17841] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17841] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.900895][T17831] vhci_hcd vhci_hcd.0: port 0 already used
[  279.923544][T17835] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17841] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17841] close(5)                    = 0
[pid 17841] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17844 attached
) = 17844
[pid 17841] tkill(17844, SIGSTOP)       = 0
[pid 17844] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17841, si_uid=0} ---
[pid 17841] exit_group(0 <unfinished ...>
[pid 17844] --- stopped by SIGSTOP ---
[pid 17841] <... exit_group resumed>)   = ?
[pid 17841] +++ exited with 0 +++
[pid 17844] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17841, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17844] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17845 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17845
[pid 17845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17845] setpgid(0, 0)               = 0
[pid 17845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17845] write(3, "1000", 4)         = 4
[pid 17845] close(3)                    = 0
[pid 17845] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17845] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17845] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17845] close(5)                    = 0
[pid 17845] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17848 attached
) = 17848
[pid 17845] tkill(17848, SIGSTOP)       = 0
[pid 17848] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17845, si_uid=0} ---
[pid 17845] exit_group(0)               = ?
[pid 17848] --- stopped by SIGSTOP ---
[pid 17845] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17845, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17848] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17848] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17850 attached
, child_tidptr=0x555556c505d0) = 17850
[pid 17850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17850] setpgid(0, 0)               = 0
[pid 17850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17850] write(3, "1000", 4)         = 4
[pid 17850] close(3)                    = 0
[pid 17850] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17850] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.946958][T17841] vhci_hcd vhci_hcd.0: port 0 already used
[  279.970286][T17845] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17850] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17850] close(5)                    = 0
[pid 17850] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17854 attached
) = 17854
[pid 17850] tkill(17854, SIGSTOP)       = 0
[pid 17854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17850, si_uid=0} ---
[pid 17850] exit_group(0 <unfinished ...>
[pid 17854] --- stopped by SIGSTOP ---
[pid 17850] <... exit_group resumed>)   = ?
[pid 17850] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17850, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17854] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17855 attached
 <unfinished ...>
[pid 17854] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17855
[pid 17855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17855] setpgid(0, 0)               = 0
[pid 17855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17855] write(3, "1000", 4)         = 4
[pid 17855] close(3)                    = 0
[pid 17855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  279.993310][T17850] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17855] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17855] close(5)                    = 0
[pid 17855] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17858 attached
) = 17858
[pid 17855] tkill(17858, SIGSTOP)       = 0
[pid 17858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17855, si_uid=0} ---
[pid 17855] exit_group(0)               = ?
[pid 17858] --- stopped by SIGSTOP ---
[pid 17855] +++ exited with 0 +++
[pid 17858] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17855, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17858] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17859 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17859
[pid 17859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17859] setpgid(0, 0)               = 0
[pid 17859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17859] write(3, "1000", 4)         = 4
[pid 17859] close(3)                    = 0
[pid 17859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17859] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17859] close(5)                    = 0
[pid 17859] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17862 attached
) = 17862
[pid 17859] tkill(17862, SIGSTOP)       = 0
[pid 17862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17859, si_uid=0} ---
[pid 17862] --- stopped by SIGSTOP ---
[pid 17859] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17862, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17859] exit_group(0)               = ?
[pid 17859] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17859, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17862] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17862] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17863 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17863
[pid 17863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17863] setpgid(0, 0)               = 0
[pid 17863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17863] write(3, "1000", 4)         = 4
[pid 17863] close(3)                    = 0
[pid 17863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.018602][T17855] vhci_hcd vhci_hcd.0: port 0 already used
[  280.041756][T17859] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17863] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17863] close(5)                    = 0
[pid 17863] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17866 attached
) = 17866
[pid 17863] tkill(17866, SIGSTOP)       = 0
[pid 17863] exit_group(0 <unfinished ...>
[pid 17866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17863, si_uid=0} ---
[pid 17863] <... exit_group resumed>)   = ?
[pid 17866] --- stopped by SIGSTOP ---
[pid 17863] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17863, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17866] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17866] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17867 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17867
[pid 17867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17867] setpgid(0, 0)               = 0
[pid 17867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17867] write(3, "1000", 4)         = 4
[pid 17867] close(3)                    = 0
[pid 17867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17867] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17867] close(5)                    = 0
[pid 17867] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17870 attached
) = 17870
[pid 17867] tkill(17870, SIGSTOP)       = 0
[pid 17870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17867, si_uid=0} ---
[pid 17867] exit_group(0 <unfinished ...>
[pid 17870] --- stopped by SIGSTOP ---
[pid 17867] <... exit_group resumed>)   = ?
[pid 17867] +++ exited with 0 +++
[pid 17870] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17870] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17871 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17871
[pid 17871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17871] setpgid(0, 0)               = 0
[pid 17871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17871] write(3, "1000", 4)         = 4
[pid 17871] close(3)                    = 0
[pid 17871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.065307][T17863] vhci_hcd vhci_hcd.0: port 0 already used
[  280.087496][T17867] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17871] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17871] close(5)                    = 0
[pid 17871] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17874 attached
) = 17874
[pid 17871] tkill(17874, SIGSTOP)       = 0
[pid 17874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17871, si_uid=0} ---
[pid 17871] exit_group(0 <unfinished ...>
[pid 17874] --- stopped by SIGSTOP ---
[pid 17871] <... exit_group resumed>)   = ?
[pid 17871] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17871, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17874] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17874] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17875 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17875
[pid 17875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17875] setpgid(0, 0)               = 0
[pid 17875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17875] write(3, "1000", 4)         = 4
[pid 17875] close(3)                    = 0
[pid 17875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17875] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17875] close(5)                    = 0
[pid 17875] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17878 attached
) = 17878
[pid 17875] tkill(17878, SIGSTOP)       = 0
[pid 17875] exit_group(0 <unfinished ...>
[pid 17878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17875, si_uid=0} ---
[pid 17875] <... exit_group resumed>)   = ?
[pid 17878] --- stopped by SIGSTOP ---
[pid 17875] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17875, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17878] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17878] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17879 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17879
[pid 17879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17879] setpgid(0, 0)               = 0
[pid 17879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17879] write(3, "1000", 4)         = 4
[pid 17879] close(3)                    = 0
[pid 17879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.109764][T17871] vhci_hcd vhci_hcd.0: port 0 already used
[  280.132829][T17875] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17879] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17879] close(5)                    = 0
[pid 17879] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17882 attached
) = 17882
[pid 17879] tkill(17882, SIGSTOP)       = 0
[pid 17879] exit_group(0 <unfinished ...>
[pid 17882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17879, si_uid=0} ---
[pid 17879] <... exit_group resumed>)   = ?
[pid 17882] --- stopped by SIGSTOP ---
[pid 17879] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17879, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17882] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17882] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17883 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17883
[pid 17883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17883] setpgid(0, 0)               = 0
[pid 17883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17883] write(3, "1000", 4)         = 4
[pid 17883] close(3)                    = 0
[pid 17883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17883] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17883] close(5)                    = 0
[pid 17883] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17886 attached
) = 17886
[pid 17883] tkill(17886, SIGSTOP)       = 0
[pid 17883] exit_group(0 <unfinished ...>
[pid 17886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17883, si_uid=0} ---
[pid 17883] <... exit_group resumed>)   = ?
[pid 17883] +++ exited with 0 +++
[pid 17886] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17883, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17887 attached
, child_tidptr=0x555556c505d0) = 17887
[pid 17887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17887] setpgid(0, 0)               = 0
[pid 17887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17887] write(3, "1000", 4)         = 4
[pid 17887] close(3)                    = 0
[pid 17887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17887] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17887] close(5)                    = 0
[pid 17887] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17890 attached
) = 17890
[pid 17887] tkill(17890, SIGSTOP)       = 0
[pid 17887] exit_group(0 <unfinished ...>
[pid 17890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17887, si_uid=0} ---
[pid 17887] <... exit_group resumed>)   = ?
[pid 17890] --- stopped by SIGSTOP ---
[pid 17887] +++ exited with 0 +++
[pid 17890] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17887, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17890] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17891 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17891
[pid 17891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17891] setpgid(0, 0)               = 0
[pid 17891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17891] write(3, "1000", 4)         = 4
[pid 17891] close(3)                    = 0
[pid 17891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.154952][T17879] vhci_hcd vhci_hcd.0: port 0 already used
[  280.177566][T17883] vhci_hcd vhci_hcd.0: port 0 already used
[  280.198043][T17887] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17891] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17891] close(5)                    = 0
[pid 17891] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17894 attached
) = 17894
[pid 17891] tkill(17894, SIGSTOP)       = 0
[pid 17894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17891, si_uid=0} ---
[pid 17891] exit_group(0 <unfinished ...>
[pid 17894] --- stopped by SIGSTOP ---
[pid 17891] <... exit_group resumed>)   = ?
[pid 17891] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17891, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17894] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17894] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17895 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17895
[pid 17895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17895] setpgid(0, 0)               = 0
[pid 17895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17895] write(3, "1000", 4)         = 4
[pid 17895] close(3)                    = 0
[pid 17895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17895] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17895] close(5)                    = 0
[pid 17895] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17898 attached
) = 17898
[pid 17895] tkill(17898, SIGSTOP)       = 0
[pid 17898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17895, si_uid=0} ---
[pid 17895] exit_group(0 <unfinished ...>
[pid 17898] --- stopped by SIGSTOP ---
[pid 17895] <... exit_group resumed>)   = ?
[pid 17895] +++ exited with 0 +++
[pid 17898] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17895, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17898] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17899 attached
, child_tidptr=0x555556c505d0) = 17899
[pid 17899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17899] setpgid(0, 0)               = 0
[pid 17899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17899] write(3, "1000", 4)         = 4
[pid 17899] close(3)                    = 0
[pid 17899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.219731][T17891] vhci_hcd vhci_hcd.0: port 0 already used
[  280.251310][T17895] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17899] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17899] close(5)                    = 0
[pid 17899] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17902 attached
) = 17902
[pid 17899] tkill(17902, SIGSTOP)       = 0
[pid 17902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17899, si_uid=0} ---
[pid 17899] exit_group(0 <unfinished ...>
[pid 17902] --- stopped by SIGSTOP ---
[pid 17899] <... exit_group resumed>)   = ?
[pid 17899] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17899, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17902] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 17902] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17903 attached
, child_tidptr=0x555556c505d0) = 17903
[pid 17903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17903] setpgid(0, 0)               = 0
[pid 17903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17903] write(3, "1000", 4)         = 4
[pid 17903] close(3)                    = 0
[pid 17903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17903] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17903] close(5)                    = 0
[pid 17903] clone(child_stack=NULL, flags=0) = 17906
./strace-static-x86_64: Process 17906 attached
[pid 17903] tkill(17906, SIGSTOP)       = 0
[pid 17906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17903, si_uid=0} ---
[pid 17903] exit_group(0 <unfinished ...>
[pid 17906] --- stopped by SIGSTOP ---
[pid 17903] <... exit_group resumed>)   = ?
[pid 17903] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17903, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17906] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17906] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17907 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17907
[pid 17907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17907] setpgid(0, 0)               = 0
[pid 17907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17907] write(3, "1000", 4)         = 4
[pid 17907] close(3)                    = 0
[pid 17907] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.273783][T17899] vhci_hcd vhci_hcd.0: port 0 already used
[  280.296355][T17903] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17907] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17907] close(5)                    = 0
[pid 17907] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17910 attached
) = 17910
[pid 17907] tkill(17910, SIGSTOP)       = 0
[pid 17907] exit_group(0)               = ?
[pid 17910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17907, si_uid=0} ---
[pid 17910] --- stopped by SIGSTOP ---
[pid 17907] +++ exited with 0 +++
[pid 17910] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17907, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17910] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17911 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17911
[pid 17911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17911] setpgid(0, 0)               = 0
[pid 17911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17911] write(3, "1000", 4)         = 4
[pid 17911] close(3)                    = 0
[pid 17911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17911] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17911] close(5)                    = 0
[pid 17911] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17914 attached
) = 17914
[pid 17911] tkill(17914, SIGSTOP)       = 0
[pid 17911] exit_group(0 <unfinished ...>
[pid 17914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17911, si_uid=0} ---
[pid 17911] <... exit_group resumed>)   = ?
[pid 17914] --- stopped by SIGSTOP ---
[pid 17911] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17911, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17914] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17914] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17915 attached
, child_tidptr=0x555556c505d0) = 17915
[pid 17915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17915] setpgid(0, 0)               = 0
[pid 17915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17915] write(3, "1000", 4)         = 4
[pid 17915] close(3)                    = 0
[pid 17915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.320408][T17907] vhci_hcd vhci_hcd.0: port 0 already used
[  280.342694][T17911] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17915] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17915] close(5)                    = 0
[pid 17915] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17918 attached
) = 17918
[pid 17915] tkill(17918, SIGSTOP)       = 0
[pid 17918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17915, si_uid=0} ---
[pid 17915] exit_group(0 <unfinished ...>
[pid 17918] --- stopped by SIGSTOP ---
[pid 17915] <... exit_group resumed>)   = ?
[pid 17915] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17915, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17918] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17918] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17919 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17919
[pid 17919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17919] setpgid(0, 0)               = 0
[pid 17919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17919] write(3, "1000", 4)         = 4
[pid 17919] close(3)                    = 0
[pid 17919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17919] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17919] close(5)                    = 0
[pid 17919] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17922 attached
) = 17922
[pid 17919] tkill(17922, SIGSTOP)       = 0
[pid 17922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17919, si_uid=0} ---
[pid 17919] exit_group(0)               = ?
[pid 17922] --- stopped by SIGSTOP ---
[pid 17919] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17919, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17922] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17922] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17923 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17923
[pid 17923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17923] setpgid(0, 0)               = 0
[pid 17923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17923] write(3, "1000", 4)         = 4
[pid 17923] close(3)                    = 0
[pid 17923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.366552][T17915] vhci_hcd vhci_hcd.0: port 0 already used
[  280.389804][T17919] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17923] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17923] close(5)                    = 0
[pid 17923] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17926 attached
) = 17926
[pid 17923] tkill(17926, SIGSTOP)       = 0
[pid 17923] exit_group(0 <unfinished ...>
[pid 17926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17923, si_uid=0} ---
[pid 17923] <... exit_group resumed>)   = ?
[pid 17926] --- stopped by SIGSTOP ---
[pid 17923] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17923, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17926] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17927 attached
 <unfinished ...>
[pid 17926] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17927
[pid 17927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17927] setpgid(0, 0)               = 0
[pid 17927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17927] write(3, "1000", 4)         = 4
[pid 17927] close(3)                    = 0
[pid 17927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17927] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17927] close(5)                    = 0
[pid 17927] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17930 attached
) = 17930
[pid 17927] tkill(17930, SIGSTOP)       = 0
[pid 17927] exit_group(0)               = ?
[pid 17930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17927, si_uid=0} ---
[pid 17930] --- stopped by SIGSTOP ---
[pid 17927] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17927, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17930] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17931 attached
 <unfinished ...>
[pid 17930] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17931
[pid 17931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17931] setpgid(0, 0)               = 0
[pid 17931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17931] write(3, "1000", 4)         = 4
[pid 17931] close(3)                    = 0
[pid 17931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.413976][T17923] vhci_hcd vhci_hcd.0: port 0 already used
[  280.435381][T17927] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17931] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17931] close(5)                    = 0
[pid 17931] clone(child_stack=NULL, flags=0) = 17935
[pid 17931] tkill(17935, SIGSTOP)       = 0
[pid 17931] exit_group(0)               = ?
[pid 17931] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17931, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
./strace-static-x86_64: Process 17935 attached
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17935] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17931, si_uid=0} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 17935] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17937 attached
, child_tidptr=0x555556c505d0) = 17937
[pid 17937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17937] setpgid(0, 0)               = 0
[pid 17937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17937] write(3, "1000", 4)         = 4
[pid 17937] close(3)                    = 0
[pid 17937] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17937] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17937] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17937] close(5)                    = 0
[pid 17937] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17940 attached
) = 17940
[pid 17937] tkill(17940, SIGSTOP)       = 0
[pid 17940] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17937, si_uid=0} ---
[pid 17940] --- stopped by SIGSTOP ---
[pid 17937] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=17940, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 17937] exit_group(0)               = ?
[pid 17937] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17937, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17940] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17940] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17941
./strace-static-x86_64: Process 17941 attached
[pid 17941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17941] setpgid(0, 0)               = 0
[pid 17941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17941] write(3, "1000", 4)         = 4
[pid 17941] close(3)                    = 0
[pid 17941] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17941] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.457598][T17931] vhci_hcd vhci_hcd.0: port 0 already used
[  280.485403][T17937] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17941] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17941] close(5)                    = 0
[pid 17941] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17944 attached
) = 17944
[pid 17941] tkill(17944, SIGSTOP)       = 0
[pid 17944] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17941, si_uid=0} ---
[pid 17941] exit_group(0 <unfinished ...>
[pid 17944] --- stopped by SIGSTOP ---
[pid 17941] <... exit_group resumed>)   = ?
[pid 17941] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17941, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17944] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17944] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17945 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17945
[pid 17945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17945] setpgid(0, 0)               = 0
[pid 17945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17945] write(3, "1000", 4)         = 4
[pid 17945] close(3)                    = 0
[pid 17945] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17945] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17945] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17945] close(5)                    = 0
[pid 17945] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17948 attached
) = 17948
[pid 17945] tkill(17948, SIGSTOP)       = 0
[pid 17948] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17945, si_uid=0} ---
[pid 17945] exit_group(0 <unfinished ...>
[pid 17948] --- stopped by SIGSTOP ---
[pid 17945] <... exit_group resumed>)   = ?
[pid 17945] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17945, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17948] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17949 attached
 <unfinished ...>
[pid 17948] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17949
[pid 17949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17949] setpgid(0, 0)               = 0
[pid 17949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17949] write(3, "1000", 4)         = 4
[pid 17949] close(3)                    = 0
[pid 17949] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17949] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.511080][T17941] vhci_hcd vhci_hcd.0: port 0 already used
[  280.534113][T17945] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17949] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17949] close(5)                    = 0
[pid 17949] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17952 attached
) = 17952
[pid 17949] tkill(17952, SIGSTOP)       = 0
[pid 17949] exit_group(0 <unfinished ...>
[pid 17952] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17949, si_uid=0} ---
[pid 17949] <... exit_group resumed>)   = ?
[pid 17952] --- stopped by SIGSTOP ---
[pid 17949] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17949, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17952] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17952] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17953 attached
, child_tidptr=0x555556c505d0) = 17953
[pid 17953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17953] setpgid(0, 0)               = 0
[pid 17953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17953] write(3, "1000", 4)         = 4
[pid 17953] close(3)                    = 0
[pid 17953] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17953] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17953] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17953] close(5)                    = 0
[pid 17953] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17956 attached
) = 17956
[pid 17953] tkill(17956, SIGSTOP)       = 0
[pid 17956] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17953, si_uid=0} ---
[pid 17953] exit_group(0 <unfinished ...>
[pid 17956] --- stopped by SIGSTOP ---
[pid 17953] <... exit_group resumed>)   = ?
[pid 17953] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17953, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17956] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17956] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17957 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17957
[pid 17957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17957] setpgid(0, 0)               = 0
[pid 17957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17957] write(3, "1000", 4)         = 4
[pid 17957] close(3)                    = 0
[pid 17957] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17957] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.556303][T17949] vhci_hcd vhci_hcd.0: port 0 already used
[  280.579169][T17953] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17957] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17957] close(5)                    = 0
[pid 17957] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17960 attached
) = 17960
[pid 17957] tkill(17960, SIGSTOP)       = 0
[pid 17957] exit_group(0)               = ?
[pid 17960] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17957, si_uid=0} ---
[pid 17957] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17957, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17960] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17961 attached
, child_tidptr=0x555556c505d0) = 17961
[pid 17961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17961] setpgid(0, 0)               = 0
[pid 17961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17961] write(3, "1000", 4)         = 4
[pid 17961] close(3)                    = 0
[pid 17961] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17961] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17961] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17961] close(5)                    = 0
[pid 17961] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17964 attached
) = 17964
[pid 17961] tkill(17964, SIGSTOP)       = 0
[pid 17964] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17961, si_uid=0} ---
[pid 17961] exit_group(0)               = ?
[pid 17964] --- stopped by SIGSTOP ---
[pid 17961] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17961, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17964] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17964] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17965 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17965
[pid 17965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17965] setpgid(0, 0)               = 0
[pid 17965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17965] write(3, "1000", 4)         = 4
[pid 17965] close(3)                    = 0
[pid 17965] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17965] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17965] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17965] close(5)                    = 0
[pid 17965] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17968 attached
) = 17968
[pid 17965] tkill(17968, SIGSTOP)       = 0
[pid 17965] exit_group(0)               = ?
[pid 17968] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17965, si_uid=0} ---
[pid 17968] --- stopped by SIGSTOP ---
[pid 17965] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17965, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17968] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17968] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17969 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17969
[pid 17969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17969] setpgid(0, 0)               = 0
[pid 17969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17969] write(3, "1000", 4)         = 4
[pid 17969] close(3)                    = 0
[pid 17969] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17969] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.602864][T17957] vhci_hcd vhci_hcd.0: port 0 already used
[  280.623923][T17961] vhci_hcd vhci_hcd.0: port 0 already used
[  280.647021][T17965] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17969] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17969] close(5)                    = 0
[pid 17969] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17972 attached
) = 17972
[pid 17969] tkill(17972, SIGSTOP)       = 0
[pid 17972] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17969, si_uid=0} ---
[pid 17969] exit_group(0 <unfinished ...>
[pid 17972] --- stopped by SIGSTOP ---
[pid 17969] <... exit_group resumed>)   = ?
[pid 17969] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17969, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17972] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 17972] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 17973 attached
, child_tidptr=0x555556c505d0) = 17973
[pid 17973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17973] setpgid(0, 0)               = 0
[pid 17973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17973] write(3, "1000", 4)         = 4
[pid 17973] close(3)                    = 0
[pid 17973] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17973] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17973] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17973] close(5)                    = 0
[pid 17973] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17976 attached
) = 17976
[pid 17973] tkill(17976, SIGSTOP)       = 0
[pid 17973] exit_group(0 <unfinished ...>
[pid 17976] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17973, si_uid=0} ---
[pid 17973] <... exit_group resumed>)   = ?
[pid 17976] --- stopped by SIGSTOP ---
[pid 17973] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17973, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17976] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17976] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17977 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17977
[pid 17977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17977] setpgid(0, 0)               = 0
[pid 17977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17977] write(3, "1000", 4)         = 4
[pid 17977] close(3)                    = 0
[pid 17977] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17977] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.670020][T17969] vhci_hcd vhci_hcd.0: port 0 already used
[  280.692779][T17973] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17977] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17977] close(5)                    = 0
[pid 17977] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17980 attached
) = 17980
[pid 17977] tkill(17980, SIGSTOP)       = 0
[pid 17977] exit_group(0 <unfinished ...>
[pid 17980] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17977, si_uid=0} ---
[pid 17977] <... exit_group resumed>)   = ?
[pid 17980] --- stopped by SIGSTOP ---
[pid 17977] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17977, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 17980] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17980] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17981 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17981
[pid 17981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17981] setpgid(0, 0)               = 0
[pid 17981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17981] write(3, "1000", 4)         = 4
[pid 17981] close(3)                    = 0
[pid 17981] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17981] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17981] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17981] close(5)                    = 0
[pid 17981] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17984 attached
) = 17984
[pid 17981] tkill(17984, SIGSTOP)       = 0
[pid 17984] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17981, si_uid=0} ---
[pid 17981] exit_group(0 <unfinished ...>
[pid 17984] --- stopped by SIGSTOP ---
[pid 17981] <... exit_group resumed>)   = ?
[pid 17981] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17981, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 17984] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17984] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17986 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17986
[pid 17986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17986] setpgid(0, 0)               = 0
[pid 17986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17986] write(3, "1000", 4)         = 4
[pid 17986] close(3)                    = 0
[pid 17986] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17986] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17986] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17986] close(5)                    = 0
[pid 17986] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17990 attached
) = 17990
[pid 17986] tkill(17990, SIGSTOP)       = 0
[pid 17986] exit_group(0 <unfinished ...>
[pid 17990] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17986, si_uid=0} ---
[pid 17990] --- stopped by SIGSTOP ---
[pid 17986] <... exit_group resumed>)   = ?
[pid 17986] +++ exited with 0 +++
[pid 17990] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17986, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17990] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17991 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17991
[  280.714865][T17977] vhci_hcd vhci_hcd.0: port 0 already used
[  280.737300][T17981] vhci_hcd vhci_hcd.0: port 0 already used
[  280.758698][T17986] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17991] setpgid(0, 0)               = 0
[pid 17991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17991] write(3, "1000", 4)         = 4
[pid 17991] close(3)                    = 0
[pid 17991] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17991] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17991] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17991] close(5)                    = 0
[pid 17991] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17994 attached
) = 17994
[pid 17991] tkill(17994, SIGSTOP)       = 0
[pid 17994] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17991, si_uid=0} ---
[pid 17991] exit_group(0)               = ?
[pid 17994] --- stopped by SIGSTOP ---
[pid 17991] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17991, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 17994] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17994] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17995 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17995
[pid 17995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17995] setpgid(0, 0)               = 0
[pid 17995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17995] write(3, "1000", 4)         = 4
[pid 17995] close(3)                    = 0
[pid 17995] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17995] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 17995] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17995] close(5)                    = 0
[pid 17995] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 17998 attached
) = 17998
[pid 17995] tkill(17998, SIGSTOP)       = 0
[pid 17998] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17995, si_uid=0} ---
[pid 17995] exit_group(0 <unfinished ...>
[pid 17998] --- stopped by SIGSTOP ---
[pid 17995] <... exit_group resumed>)   = ?
[pid 17995] +++ exited with 0 +++
[pid 17998] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17995, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 17998] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 17999 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 17999
[pid 17999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 17999] setpgid(0, 0)               = 0
[pid 17999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 17999] write(3, "1000", 4)         = 4
[pid 17999] close(3)                    = 0
[pid 17999] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 17999] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.780216][T17991] vhci_hcd vhci_hcd.0: port 0 already used
[  280.804117][T17995] vhci_hcd vhci_hcd.0: port 0 already used
[pid 17999] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 17999] close(5)                    = 0
[pid 17999] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18002 attached
) = 18002
[pid 17999] tkill(18002, SIGSTOP)       = 0
[pid 17999] exit_group(0)               = ?
[pid 18002] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=17999, si_uid=0} ---
[pid 18002] --- stopped by SIGSTOP ---
[pid 17999] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17999, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18003 attached
, child_tidptr=0x555556c505d0) = 18003
[pid 18003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18003] setpgid(0, 0)               = 0
[pid 18003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18003] write(3, "1000", 4)         = 4
[pid 18003] close(3)                    = 0
[pid 18003] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18003] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.827804][T17999] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18003] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18003] close(5)                    = 0
[pid 18003] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18006 attached
) = 18006
[pid 18003] tkill(18006, SIGSTOP)       = 0
[pid 18006] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18003, si_uid=0} ---
[pid 18006] --- stopped by SIGSTOP ---
[pid 18003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18006, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18003] exit_group(0)               = ?
[pid 18003] +++ exited with 0 +++
[pid 18006] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18003, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18006] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18007 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18007
[pid 18007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18007] setpgid(0, 0)               = 0
[pid 18007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18007] write(3, "1000", 4)         = 4
[pid 18007] close(3)                    = 0
[pid 18007] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18007] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18007] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18007] close(5)                    = 0
[pid 18007] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18010 attached
) = 18010
[pid 18007] tkill(18010, SIGSTOP)       = 0
[pid 18010] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18007, si_uid=0} ---
[pid 18007] exit_group(0 <unfinished ...>
[pid 18010] --- stopped by SIGSTOP ---
[pid 18007] <... exit_group resumed>)   = ?
[pid 18007] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18007, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18010] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18010] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18011 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18011
[pid 18011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18011] setpgid(0, 0)               = 0
[pid 18011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18011] write(3, "1000", 4)         = 4
[pid 18011] close(3)                    = 0
[pid 18011] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18011] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.850896][T18003] vhci_hcd vhci_hcd.0: port 0 already used
[  280.874692][T18007] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18011] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18011] close(5)                    = 0
[pid 18011] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18014 attached
) = 18014
[pid 18011] tkill(18014, SIGSTOP)       = 0
[pid 18014] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18011, si_uid=0} ---
[pid 18011] exit_group(0 <unfinished ...>
[pid 18014] --- stopped by SIGSTOP ---
[pid 18011] <... exit_group resumed>)   = ?
[pid 18011] +++ exited with 0 +++
[pid 18014] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18011, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18014] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18015 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18015
[pid 18015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18015] setpgid(0, 0)               = 0
[pid 18015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18015] write(3, "1000", 4)         = 4
[pid 18015] close(3)                    = 0
[pid 18015] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18015] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.898933][T18011] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18015] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18015] close(5)                    = 0
[pid 18015] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18019 attached
) = 18019
[pid 18015] tkill(18019, SIGSTOP)       = 0
[pid 18015] exit_group(0 <unfinished ...>
[pid 18019] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18015, si_uid=0} ---
[pid 18015] <... exit_group resumed>)   = ?
[pid 18019] --- stopped by SIGSTOP ---
[pid 18015] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18015, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18021 attached
, child_tidptr=0x555556c505d0) = 18021
[pid 18021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18021] setpgid(0, 0)               = 0
[pid 18021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18021] write(3, "1000", 4)         = 4
[pid 18021] close(3)                    = 0
[pid 18021] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18021] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18021] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18021] close(5)                    = 0
[pid 18021] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18024 attached
) = 18024
[pid 18021] tkill(18024, SIGSTOP)       = 0
[pid 18021] exit_group(0)               = ?
[pid 18021] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18021, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18024] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18021, si_uid=0} ---
[pid 18024] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18026 attached
, child_tidptr=0x555556c505d0) = 18026
[pid 18026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18026] setpgid(0, 0)               = 0
[pid 18026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18026] write(3, "1000", 4)         = 4
[pid 18026] close(3)                    = 0
[pid 18026] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18026] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18026] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18026] close(5)                    = 0
[pid 18026] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18030 attached
) = 18030
[pid 18026] tkill(18030, SIGSTOP)       = 0
[pid 18026] exit_group(0 <unfinished ...>
[pid 18030] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18026, si_uid=0} ---
[pid 18026] <... exit_group resumed>)   = ?
[pid 18030] --- stopped by SIGSTOP ---
[pid 18026] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18026, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18030] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18030] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18031 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18031
[pid 18031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18031] setpgid(0, 0)               = 0
[pid 18031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18031] write(3, "1000", 4)         = 4
[pid 18031] close(3)                    = 0
[pid 18031] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18031] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.922523][T18015] vhci_hcd vhci_hcd.0: port 0 already used
[  280.944706][T18021] vhci_hcd vhci_hcd.0: port 0 already used
[  280.966032][T18026] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18031] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18031] close(5)                    = 0
[pid 18031] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18034 attached
) = 18034
[pid 18031] tkill(18034, SIGSTOP)       = 0
[pid 18034] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18031, si_uid=0} ---
[pid 18034] --- stopped by SIGSTOP ---
[pid 18031] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18034, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18031] exit_group(0)               = ?
[pid 18031] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18031, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18034] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18034] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18035 attached
, child_tidptr=0x555556c505d0) = 18035
[pid 18035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18035] setpgid(0, 0)               = 0
[pid 18035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18035] write(3, "1000", 4)         = 4
[pid 18035] close(3)                    = 0
[pid 18035] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18035] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18035] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18035] close(5)                    = 0
[pid 18035] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18038 attached
) = 18038
[pid 18035] tkill(18038, SIGSTOP)       = 0
[pid 18038] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18035, si_uid=0} ---
[pid 18035] exit_group(0 <unfinished ...>
[pid 18038] --- stopped by SIGSTOP ---
[pid 18035] <... exit_group resumed>)   = ?
[pid 18035] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18035, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18038] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18038] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18039 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18039
[pid 18039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18039] setpgid(0, 0)               = 0
[pid 18039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18039] write(3, "1000", 4)         = 4
[pid 18039] close(3)                    = 0
[pid 18039] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18039] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  280.990832][T18031] vhci_hcd vhci_hcd.0: port 0 already used
[  281.015160][T18035] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18039] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18039] close(5)                    = 0
[pid 18039] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18042 attached
) = 18042
[pid 18039] tkill(18042, SIGSTOP)       = 0
[pid 18042] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18039, si_uid=0} ---
[pid 18039] exit_group(0 <unfinished ...>
[pid 18042] --- stopped by SIGSTOP ---
[pid 18039] <... exit_group resumed>)   = ?
[pid 18039] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18039, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18042] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18042] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18043 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18043
[pid 18043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18043] setpgid(0, 0)               = 0
[pid 18043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18043] write(3, "1000", 4)         = 4
[pid 18043] close(3)                    = 0
[pid 18043] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18043] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18043] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18043] close(5)                    = 0
[pid 18043] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18046 attached
) = 18046
[pid 18043] tkill(18046, SIGSTOP)       = 0
[pid 18043] exit_group(0 <unfinished ...>
[pid 18046] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18043, si_uid=0} ---
[pid 18043] <... exit_group resumed>)   = ?
[pid 18046] --- stopped by SIGSTOP ---
[pid 18043] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18043, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18046] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18046] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18047 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18047
[pid 18047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18047] setpgid(0, 0)               = 0
[pid 18047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18047] write(3, "1000", 4)         = 4
[pid 18047] close(3)                    = 0
[pid 18047] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18047] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.047907][T18039] vhci_hcd vhci_hcd.0: port 0 already used
[  281.069793][T18043] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18047] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18047] close(5)                    = 0
[pid 18047] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18050 attached
) = 18050
[pid 18047] tkill(18050, SIGSTOP)       = 0
[pid 18047] exit_group(0)               = ?
[pid 18050] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18047, si_uid=0} ---
[pid 18047] +++ exited with 0 +++
[pid 18050] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18047, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18051 attached
, child_tidptr=0x555556c505d0) = 18051
[pid 18051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18051] setpgid(0, 0)               = 0
[pid 18051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18051] write(3, "1000", 4)         = 4
[pid 18051] close(3)                    = 0
[pid 18051] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18051] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18051] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18051] close(5)                    = 0
[pid 18051] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18054 attached
) = 18054
[pid 18051] tkill(18054, SIGSTOP)       = 0
[pid 18054] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18051, si_uid=0} ---
[pid 18051] exit_group(0 <unfinished ...>
[pid 18054] --- stopped by SIGSTOP ---
[pid 18051] <... exit_group resumed>)   = ?
[pid 18051] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18051, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18054] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18054] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18055 attached
, child_tidptr=0x555556c505d0) = 18055
[pid 18055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18055] setpgid(0, 0)               = 0
[pid 18055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18055] write(3, "1000", 4)         = 4
[pid 18055] close(3)                    = 0
[pid 18055] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18055] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.093100][T18047] vhci_hcd vhci_hcd.0: port 0 already used
[  281.116147][T18051] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18055] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18055] close(5)                    = 0
[pid 18055] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18058 attached
) = 18058
[pid 18055] tkill(18058, SIGSTOP)       = 0
[pid 18055] exit_group(0 <unfinished ...>
[pid 18058] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18055, si_uid=0} ---
[pid 18055] <... exit_group resumed>)   = ?
[pid 18058] --- stopped by SIGSTOP ---
[pid 18055] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18055, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18058] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18059 attached
, child_tidptr=0x555556c505d0) = 18059
[pid 18059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18058] +++ killed by SIGHUP +++
[pid 18059] setpgid(0, 0)               = 0
[pid 18059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18059] write(3, "1000", 4)         = 4
[pid 18059] close(3)                    = 0
[pid 18059] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18059] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18059] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18059] close(5)                    = 0
[pid 18059] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18062 attached
) = 18062
[pid 18059] tkill(18062, SIGSTOP)       = 0
[pid 18062] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18059, si_uid=0} ---
[pid 18059] exit_group(0)               = ?
[pid 18062] --- stopped by SIGSTOP ---
[pid 18059] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18059, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18062] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18062] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18063 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18063
[pid 18063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18063] setpgid(0, 0)               = 0
[pid 18063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18063] write(3, "1000", 4)         = 4
[pid 18063] close(3)                    = 0
[pid 18063] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18063] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18063] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  281.140584][T18055] vhci_hcd vhci_hcd.0: port 0 already used
[  281.162000][T18059] vhci_hcd vhci_hcd.0: port 0 already used
[  281.185248][T18063] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18063] close(5)                    = 0
[pid 18063] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18066 attached
) = 18066
[pid 18063] tkill(18066, SIGSTOP)       = 0
[pid 18066] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18063, si_uid=0} ---
[pid 18063] exit_group(0 <unfinished ...>
[pid 18066] --- stopped by SIGSTOP ---
[pid 18063] <... exit_group resumed>)   = ?
[pid 18063] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18063, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18066] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18066] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18067 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18067
[pid 18067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18067] setpgid(0, 0)               = 0
[pid 18067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18067] write(3, "1000", 4)         = 4
[pid 18067] close(3)                    = 0
[pid 18067] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18067] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18067] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18067] close(5)                    = 0
[pid 18067] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18070 attached
) = 18070
[pid 18067] tkill(18070, SIGSTOP)       = 0
[pid 18070] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18067, si_uid=0} ---
[pid 18067] exit_group(0 <unfinished ...>
[pid 18070] --- stopped by SIGSTOP ---
[pid 18067] <... exit_group resumed>)   = ?
[pid 18067] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18067, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18070] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18070] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18071 attached
, child_tidptr=0x555556c505d0) = 18071
[pid 18071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18071] setpgid(0, 0)               = 0
[pid 18071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18071] write(3, "1000", 4)         = 4
[pid 18071] close(3)                    = 0
[pid 18071] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18071] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18071] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18071] close(5)                    = 0
[pid 18071] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18075 attached
) = 18075
[pid 18071] tkill(18075, SIGSTOP)       = 0
[pid 18075] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18071, si_uid=0} ---
[pid 18071] exit_group(0 <unfinished ...>
[pid 18075] --- stopped by SIGSTOP ---
[pid 18071] <... exit_group resumed>)   = ?
[pid 18071] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18071, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18075] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18075] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18077 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18077
[pid 18077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18077] setpgid(0, 0)               = 0
[pid 18077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18077] write(3, "1000", 4)         = 4
[pid 18077] close(3)                    = 0
[pid 18077] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18077] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.208121][T18067] vhci_hcd vhci_hcd.0: port 0 already used
[  281.232795][T18071] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18077] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18077] close(5)                    = 0
[pid 18077] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18080 attached
) = 18080
[pid 18077] tkill(18080, SIGSTOP)       = 0
[pid 18080] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18077, si_uid=0} ---
[pid 18077] exit_group(0 <unfinished ...>
[pid 18080] --- stopped by SIGSTOP ---
[pid 18077] <... exit_group resumed>)   = ?
[pid 18077] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18077, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18080] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18080] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18082 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18082
[pid 18082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18082] setpgid(0, 0)               = 0
[pid 18082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18082] write(3, "1000", 4)         = 4
[pid 18082] close(3)                    = 0
[pid 18082] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18082] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.256320][T18077] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18082] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18082] close(5)                    = 0
[pid 18082] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18086 attached
) = 18086
[pid 18082] tkill(18086, SIGSTOP)       = 0
[pid 18086] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18082, si_uid=0} ---
[pid 18086] --- stopped by SIGSTOP ---
[pid 18082] exit_group(0)               = ?
[pid 18082] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18082, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18086] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18086] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18087 attached
, child_tidptr=0x555556c505d0) = 18087
[pid 18087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18087] setpgid(0, 0)               = 0
[pid 18087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18087] write(3, "1000", 4)         = 4
[pid 18087] close(3)                    = 0
[pid 18087] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18087] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18087] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18087] close(5)                    = 0
[pid 18087] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18090 attached
) = 18090
[pid 18087] tkill(18090, SIGSTOP)       = 0
[pid 18090] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18087, si_uid=0} ---
[pid 18087] exit_group(0 <unfinished ...>
[pid 18090] --- stopped by SIGSTOP ---
[pid 18087] <... exit_group resumed>)   = ?
[pid 18087] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18087, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18090] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18090] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18091 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18091
[pid 18091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18091] setpgid(0, 0)               = 0
[pid 18091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18091] write(3, "1000", 4)         = 4
[pid 18091] close(3)                    = 0
[pid 18091] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18091] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18091] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  281.278924][T18082] vhci_hcd vhci_hcd.0: port 0 already used
[  281.302450][T18087] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18091] close(5)                    = 0
[pid 18091] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18094 attached
) = 18094
[pid 18091] tkill(18094, SIGSTOP)       = 0
[pid 18091] exit_group(0 <unfinished ...>
[pid 18094] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18091, si_uid=0} ---
[pid 18091] <... exit_group resumed>)   = ?
[pid 18094] --- stopped by SIGSTOP ---
[pid 18091] +++ exited with 0 +++
[pid 18094] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18091, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18095 attached
 <unfinished ...>
[pid 18094] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18095
[pid 18095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18095] setpgid(0, 0)               = 0
[pid 18095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18095] write(3, "1000", 4)         = 4
[pid 18095] close(3)                    = 0
[pid 18095] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18095] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18095] close(5)                    = 0
[pid 18095] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18098 attached
) = 18098
[pid 18095] tkill(18098, SIGSTOP)       = 0
[pid 18098] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18095, si_uid=0} ---
[pid 18095] exit_group(0 <unfinished ...>
[pid 18098] --- stopped by SIGSTOP ---
[pid 18095] <... exit_group resumed>)   = ?
[pid 18095] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18098] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18098] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18099 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18099
[pid 18099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18099] setpgid(0, 0)               = 0
[pid 18099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18099] write(3, "1000", 4)         = 4
[pid 18099] close(3)                    = 0
[pid 18099] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18099] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18099] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18099] close(5)                    = 0
[pid 18099] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18102 attached
) = 18102
[pid 18099] tkill(18102, SIGSTOP)       = 0
[pid 18102] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18099, si_uid=0} ---
[pid 18099] exit_group(0 <unfinished ...>
[pid 18102] --- stopped by SIGSTOP ---
[pid 18099] <... exit_group resumed>)   = ?
[pid 18099] +++ exited with 0 +++
[pid 18102] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18099, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18102] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18103 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18103
[pid 18103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18103] setpgid(0, 0)               = 0
[pid 18103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18103] write(3, "1000", 4)         = 4
[pid 18103] close(3)                    = 0
[pid 18103] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18103] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.323741][T18091] vhci_hcd vhci_hcd.0: port 0 already used
[  281.344885][T18095] vhci_hcd vhci_hcd.0: port 0 already used
[  281.367457][T18099] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18103] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18103] close(5)                    = 0
[pid 18103] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18106 attached
) = 18106
[pid 18103] tkill(18106, SIGSTOP)       = 0
[pid 18103] exit_group(0 <unfinished ...>
[pid 18106] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18103, si_uid=0} ---
[pid 18103] <... exit_group resumed>)   = ?
[pid 18106] --- stopped by SIGSTOP ---
[pid 18103] +++ exited with 0 +++
[pid 18106] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18106] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18107 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18107
[pid 18107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18107] setpgid(0, 0)               = 0
[pid 18107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18107] write(3, "1000", 4)         = 4
[pid 18107] close(3)                    = 0
[pid 18107] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18107] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18107] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18107] close(5)                    = 0
[pid 18107] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18110 attached
) = 18110
[pid 18107] tkill(18110, SIGSTOP)       = 0
[pid 18107] exit_group(0)               = ?
[pid 18110] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18107, si_uid=0} ---
[pid 18107] +++ exited with 0 +++
[pid 18110] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18107, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18111 attached
, child_tidptr=0x555556c505d0) = 18111
[pid 18111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18111] setpgid(0, 0)               = 0
[pid 18111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18111] write(3, "1000", 4)         = 4
[pid 18111] close(3)                    = 0
[pid 18111] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18111] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.390092][T18103] vhci_hcd vhci_hcd.0: port 0 already used
[  281.413898][T18107] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18111] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18111] close(5)                    = 0
[pid 18111] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18115 attached
) = 18115
[pid 18111] tkill(18115, SIGSTOP)       = 0
[pid 18115] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18111, si_uid=0} ---
[pid 18111] exit_group(0 <unfinished ...>
[pid 18115] --- stopped by SIGSTOP ---
[pid 18111] <... exit_group resumed>)   = ?
[pid 18111] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18111, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18115] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18115] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18117 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18117
[pid 18117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18117] setpgid(0, 0)               = 0
[pid 18117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18117] write(3, "1000", 4)         = 4
[pid 18117] close(3)                    = 0
[pid 18117] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18117] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.436507][T18111] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18117] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18117] close(5)                    = 0
[pid 18117] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18120 attached
) = 18120
[pid 18117] tkill(18120, SIGSTOP)       = 0
[pid 18117] exit_group(0 <unfinished ...>
[pid 18120] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18117, si_uid=0} ---
[pid 18117] <... exit_group resumed>)   = ?
[pid 18120] --- stopped by SIGSTOP ---
[pid 18117] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18117, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18120] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18120] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18121 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18121
[pid 18121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18121] setpgid(0, 0)               = 0
[pid 18121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18121] write(3, "1000", 4)         = 4
[pid 18121] close(3)                    = 0
[pid 18121] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18121] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18121] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18121] close(5)                    = 0
[pid 18121] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18124 attached
) = 18124
[pid 18121] tkill(18124, SIGSTOP)       = 0
[pid 18121] exit_group(0 <unfinished ...>
[pid 18124] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18121, si_uid=0} ---
[pid 18121] <... exit_group resumed>)   = ?
[pid 18124] --- stopped by SIGSTOP ---
[pid 18121] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18121, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18124] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18124] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18125 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18125
[pid 18125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18125] setpgid(0, 0)               = 0
[pid 18125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18125] write(3, "1000", 4)         = 4
[pid 18125] close(3)                    = 0
[pid 18125] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18125] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.460587][T18117] vhci_hcd vhci_hcd.0: port 0 already used
[  281.485331][T18121] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18125] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18125] close(5)                    = 0
[pid 18125] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18128 attached
) = 18128
[pid 18125] tkill(18128, SIGSTOP)       = 0
[pid 18128] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18125, si_uid=0} ---
[pid 18125] exit_group(0 <unfinished ...>
[pid 18128] --- stopped by SIGSTOP ---
[pid 18125] <... exit_group resumed>)   = ?
[pid 18125] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18125, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18128] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18128] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18129
./strace-static-x86_64: Process 18129 attached
[pid 18129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18129] setpgid(0, 0)               = 0
[pid 18129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18129] write(3, "1000", 4)         = 4
[pid 18129] close(3)                    = 0
[pid 18129] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18129] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18129] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18129] close(5)                    = 0
[pid 18129] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18132 attached
) = 18132
[pid 18129] tkill(18132, SIGSTOP)       = 0
[pid 18132] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18129, si_uid=0} ---
[pid 18129] exit_group(0 <unfinished ...>
[pid 18132] --- stopped by SIGSTOP ---
[pid 18129] <... exit_group resumed>)   = ?
[pid 18129] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18129, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18132] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18132] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18133 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18133
[pid 18133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18133] setpgid(0, 0)               = 0
[pid 18133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18133] write(3, "1000", 4)         = 4
[pid 18133] close(3)                    = 0
[pid 18133] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18133] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.511687][T18125] vhci_hcd vhci_hcd.0: port 0 already used
[  281.536964][T18129] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18133] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18133] close(5)                    = 0
[pid 18133] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18136 attached
) = 18136
[pid 18133] tkill(18136, SIGSTOP)       = 0
[pid 18133] exit_group(0 <unfinished ...>
[pid 18136] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18133, si_uid=0} ---
[pid 18136] --- stopped by SIGSTOP ---
[pid 18133] <... exit_group resumed>)   = ?
[pid 18133] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18133, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18136] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18136] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18137 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18137
[pid 18137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18137] setpgid(0, 0)               = 0
[pid 18137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18137] write(3, "1000", 4)         = 4
[pid 18137] close(3)                    = 0
[pid 18137] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18137] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.561341][T18133] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18137] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18137] close(5)                    = 0
[pid 18137] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18140 attached
) = 18140
[pid 18137] tkill(18140, SIGSTOP)       = 0
[pid 18140] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18137, si_uid=0} ---
[pid 18137] exit_group(0 <unfinished ...>
[pid 18140] --- stopped by SIGSTOP ---
[pid 18137] <... exit_group resumed>)   = ?
[pid 18137] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18137, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18140] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18141 attached
 <unfinished ...>
[pid 18140] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18141
[pid 18141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18141] setpgid(0, 0)               = 0
[pid 18141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18141] write(3, "1000", 4)         = 4
[pid 18141] close(3)                    = 0
[pid 18141] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18141] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18141] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18141] close(5)                    = 0
[pid 18141] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18144 attached
) = 18144
[pid 18141] tkill(18144, SIGSTOP)       = 0
[pid 18141] exit_group(0)               = ?
[pid 18144] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18141, si_uid=0} ---
[pid 18144] --- stopped by SIGSTOP ---
[pid 18141] +++ exited with 0 +++
[pid 18144] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18141, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18144] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18145 attached
, child_tidptr=0x555556c505d0) = 18145
[pid 18145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18145] setpgid(0, 0)               = 0
[pid 18145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18145] write(3, "1000", 4)         = 4
[pid 18145] close(3)                    = 0
[pid 18145] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18145] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.583396][T18137] vhci_hcd vhci_hcd.0: port 0 already used
[  281.607068][T18141] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18145] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18145] close(5)                    = 0
[pid 18145] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18148 attached
) = 18148
[pid 18145] tkill(18148, SIGSTOP)       = 0
[pid 18148] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18145, si_uid=0} ---
[pid 18148] --- stopped by SIGSTOP ---
[pid 18145] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18148, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18145] exit_group(0)               = ?
[pid 18145] +++ exited with 0 +++
[pid 18148] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18145, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18148] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18149 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18149
[pid 18149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18149] setpgid(0, 0)               = 0
[pid 18149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18149] write(3, "1000", 4)         = 4
[pid 18149] close(3)                    = 0
[pid 18149] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18149] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.630985][T18145] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18149] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18149] close(5)                    = 0
[pid 18149] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18152 attached
) = 18152
[pid 18149] tkill(18152, SIGSTOP)       = 0
[pid 18152] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18149, si_uid=0} ---
[pid 18149] exit_group(0 <unfinished ...>
[pid 18152] --- stopped by SIGSTOP ---
[pid 18149] <... exit_group resumed>)   = ?
[pid 18149] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18149, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18152] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18153 attached
 <unfinished ...>
[pid 18152] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18153
[pid 18153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18153] setpgid(0, 0)               = 0
[pid 18153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18153] write(3, "1000", 4)         = 4
[pid 18153] close(3)                    = 0
[pid 18153] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18153] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18153] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18153] close(5)                    = 0
[pid 18153] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18156 attached
) = 18156
[pid 18153] tkill(18156, SIGSTOP)       = 0
[pid 18153] exit_group(0 <unfinished ...>
[pid 18156] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18153, si_uid=0} ---
[pid 18153] <... exit_group resumed>)   = ?
[pid 18156] --- stopped by SIGSTOP ---
[pid 18153] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18153, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18156] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18156] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18157 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18157
[pid 18157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18157] setpgid(0, 0)               = 0
[pid 18157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18157] write(3, "1000", 4)         = 4
[pid 18157] close(3)                    = 0
[  281.655165][T18149] vhci_hcd vhci_hcd.0: port 0 already used
[  281.678661][T18153] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18157] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18157] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18157] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18157] close(5)                    = 0
[pid 18157] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18160 attached
) = 18160
[pid 18157] tkill(18160, SIGSTOP <unfinished ...>
[pid 18160] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18157, si_uid=0} ---
[pid 18157] <... tkill resumed>)        = 0
[pid 18160] --- stopped by SIGSTOP ---
[pid 18157] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18160, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18157] exit_group(0)               = ?
[pid 18157] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18157, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18160] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18160] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18161 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18161
[pid 18161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18161] setpgid(0, 0)               = 0
[pid 18161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18161] write(3, "1000", 4)         = 4
[pid 18161] close(3)                    = 0
[pid 18161] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18161] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18161] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18161] close(5)                    = 0
[pid 18161] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18164 attached
) = 18164
[pid 18161] tkill(18164, SIGSTOP)       = 0
[pid 18164] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18161, si_uid=0} ---
[pid 18161] exit_group(0 <unfinished ...>
[pid 18164] --- stopped by SIGSTOP ---
[pid 18161] <... exit_group resumed>)   = ?
[pid 18161] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18161, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18164] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18164] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18165 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18165
[pid 18165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18165] setpgid(0, 0)               = 0
[pid 18165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18165] write(3, "1000", 4)         = 4
[pid 18165] close(3)                    = 0
[pid 18165] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18165] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18165] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18165] close(5)                    = 0
[pid 18165] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18168 attached
) = 18168
[pid 18165] tkill(18168, SIGSTOP)       = 0
[pid 18168] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18165, si_uid=0} ---
[pid 18165] exit_group(0 <unfinished ...>
[pid 18168] --- stopped by SIGSTOP ---
[pid 18165] <... exit_group resumed>)   = ?
[pid 18165] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18165, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18168] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18169 attached
, child_tidptr=0x555556c505d0) = 18169
[pid 18169] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 18168] +++ killed by SIGHUP +++
[pid 18169] <... prctl resumed>)        = 0
[pid 18169] setpgid(0, 0)               = 0
[pid 18169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18169] write(3, "1000", 4)         = 4
[pid 18169] close(3)                    = 0
[pid 18169] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18169] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.700245][T18157] vhci_hcd vhci_hcd.0: port 0 already used
[  281.721678][T18161] vhci_hcd vhci_hcd.0: port 0 already used
[  281.744586][T18165] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18169] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18169] close(5)                    = 0
[pid 18169] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18172 attached
) = 18172
[pid 18169] tkill(18172, SIGSTOP)       = 0
[pid 18169] exit_group(0 <unfinished ...>
[pid 18172] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18169, si_uid=0} ---
[pid 18169] <... exit_group resumed>)   = ?
[pid 18172] --- stopped by SIGSTOP ---
[pid 18169] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18169, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18172] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18172] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18173 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18173
[pid 18173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18173] setpgid(0, 0)               = 0
[pid 18173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18173] write(3, "1000", 4)         = 4
[pid 18173] close(3)                    = 0
[pid 18173] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18173] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18173] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18173] close(5)                    = 0
[pid 18173] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18176 attached
) = 18176
[pid 18173] tkill(18176, SIGSTOP)       = 0
[pid 18176] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18173, si_uid=0} ---
[pid 18173] exit_group(0 <unfinished ...>
[pid 18176] --- stopped by SIGSTOP ---
[pid 18173] <... exit_group resumed>)   = ?
[pid 18173] +++ exited with 0 +++
[pid 18176] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18173, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18176] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18177 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18177
[pid 18177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18177] setpgid(0, 0)               = 0
[pid 18177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18177] write(3, "1000", 4)         = 4
[pid 18177] close(3)                    = 0
[pid 18177] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18177] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.766141][T18169] vhci_hcd vhci_hcd.0: port 0 already used
[  281.789430][T18173] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18177] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18177] close(5)                    = 0
[pid 18177] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18180 attached
) = 18180
[pid 18177] tkill(18180, SIGSTOP)       = 0
[pid 18180] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18177, si_uid=0} ---
[pid 18177] exit_group(0)               = ?
[pid 18180] --- stopped by SIGSTOP ---
[pid 18177] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18177, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18180] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18180] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18181 attached
, child_tidptr=0x555556c505d0) = 18181
[pid 18181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18181] setpgid(0, 0)               = 0
[pid 18181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18181] write(3, "1000", 4)         = 4
[pid 18181] close(3)                    = 0
[pid 18181] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18181] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.812592][T18177] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18181] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18181] close(5)                    = 0
[pid 18181] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18184 attached
) = 18184
[pid 18181] tkill(18184, SIGSTOP)       = 0
[pid 18184] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18181, si_uid=0} ---
[pid 18181] exit_group(0)               = ?
[pid 18184] --- stopped by SIGSTOP ---
[pid 18181] +++ exited with 0 +++
[pid 18184] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18181, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18184] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18185 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18185
[pid 18185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18185] setpgid(0, 0)               = 0
[pid 18185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18185] write(3, "1000", 4)         = 4
[pid 18185] close(3)                    = 0
[pid 18185] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18185] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18185] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18185] close(5)                    = 0
[pid 18185] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18188 attached
) = 18188
[pid 18185] tkill(18188, SIGSTOP)       = 0
[pid 18185] exit_group(0 <unfinished ...>
[pid 18188] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18185, si_uid=0} ---
[pid 18185] <... exit_group resumed>)   = ?
[pid 18188] --- stopped by SIGSTOP ---
[pid 18185] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18185, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18188] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18188] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18189 attached
, child_tidptr=0x555556c505d0) = 18189
[pid 18189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18189] setpgid(0, 0)               = 0
[pid 18189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18189] write(3, "1000", 4)         = 4
[pid 18189] close(3)                    = 0
[pid 18189] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18189] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.845110][T18181] vhci_hcd vhci_hcd.0: port 0 already used
[  281.868480][T18185] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18189] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18189] close(5)                    = 0
[pid 18189] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18192 attached
) = 18192
[pid 18189] tkill(18192, SIGSTOP)       = 0
[pid 18192] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18189, si_uid=0} ---
[pid 18189] exit_group(0 <unfinished ...>
[pid 18192] --- stopped by SIGSTOP ---
[pid 18189] <... exit_group resumed>)   = ?
[pid 18189] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18189, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18192] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18193 attached
 <unfinished ...>
[pid 18192] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18193
[pid 18193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18193] setpgid(0, 0)               = 0
[pid 18193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18193] write(3, "1000", 4)         = 4
[pid 18193] close(3)                    = 0
[pid 18193] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18193] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18193] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18193] close(5)                    = 0
[pid 18193] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18196 attached
) = 18196
[pid 18193] tkill(18196, SIGSTOP)       = 0
[pid 18193] exit_group(0 <unfinished ...>
[pid 18196] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18193, si_uid=0} ---
[pid 18193] <... exit_group resumed>)   = ?
[pid 18193] +++ exited with 0 +++
[pid 18196] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18193, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18197 attached
, child_tidptr=0x555556c505d0) = 18197
[pid 18197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18197] setpgid(0, 0)               = 0
[pid 18197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18197] write(3, "1000", 4)         = 4
[pid 18197] close(3)                    = 0
[pid 18197] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18197] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.891481][T18189] vhci_hcd vhci_hcd.0: port 0 already used
[  281.913487][T18193] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18197] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18197] close(5)                    = 0
[pid 18197] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18200 attached
) = 18200
[pid 18197] tkill(18200, SIGSTOP)       = 0
[pid 18200] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18197, si_uid=0} ---
[pid 18197] exit_group(0)               = ?
[pid 18200] --- stopped by SIGSTOP ---
[pid 18197] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18197, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18201 attached
, child_tidptr=0x555556c505d0) = 18201
[pid 18201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18201] setpgid(0, 0)               = 0
[pid 18201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18201] write(3, "1000", 4)         = 4
[pid 18201] close(3)                    = 0
[pid 18201] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18201] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18201] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18201] close(5)                    = 0
[pid 18201] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18204 attached
) = 18204
[pid 18201] tkill(18204, SIGSTOP)       = 0
[pid 18201] exit_group(0)               = ?
[pid 18204] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18201, si_uid=0} ---
[pid 18201] +++ exited with 0 +++
[pid 18204] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18201, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18206 attached
, child_tidptr=0x555556c505d0) = 18206
[pid 18206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18206] setpgid(0, 0)               = 0
[pid 18206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18206] write(3, "1000", 4)         = 4
[pid 18206] close(3)                    = 0
[pid 18206] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18206] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18206] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18206] close(5)                    = 0
[pid 18206] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18210 attached
) = 18210
[pid 18206] tkill(18210, SIGSTOP)       = 0
[pid 18206] exit_group(0 <unfinished ...>
[pid 18210] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18206, si_uid=0} ---
[pid 18206] <... exit_group resumed>)   = ?
[pid 18210] --- stopped by SIGSTOP ---
[pid 18206] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18206, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18211 attached
, child_tidptr=0x555556c505d0) = 18211
[pid 18211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18211] setpgid(0, 0)               = 0
[pid 18211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18211] write(3, "1000", 4)         = 4
[pid 18211] close(3)                    = 0
[pid 18211] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18211] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  281.935830][T18197] vhci_hcd vhci_hcd.0: port 0 already used
[  281.959504][T18201] vhci_hcd vhci_hcd.0: port 0 already used
[  281.980116][T18206] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18211] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18211] close(5)                    = 0
[pid 18211] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18214 attached
) = 18214
[pid 18211] tkill(18214, SIGSTOP)       = 0
[pid 18214] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18211, si_uid=0} ---
[pid 18211] exit_group(0 <unfinished ...>
[pid 18214] --- stopped by SIGSTOP ---
[pid 18211] <... exit_group resumed>)   = ?
[pid 18211] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18211, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18214] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18214] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18215 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18215
[pid 18215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18215] setpgid(0, 0)               = 0
[pid 18215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18215] write(3, "1000", 4)         = 4
[pid 18215] close(3)                    = 0
[pid 18215] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18215] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18215] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18215] close(5)                    = 0
[pid 18215] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18218 attached
) = 18218
[pid 18215] tkill(18218, SIGSTOP)       = 0
[pid 18218] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18215, si_uid=0} ---
[pid 18218] --- stopped by SIGSTOP ---
[pid 18215] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18218, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18215] exit_group(0)               = ?
[pid 18215] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18215, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18218] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18218] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18219 attached
, child_tidptr=0x555556c505d0) = 18219
[pid 18219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18219] setpgid(0, 0)               = 0
[pid 18219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18219] write(3, "1000", 4)         = 4
[pid 18219] close(3)                    = 0
[pid 18219] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18219] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.003951][T18211] vhci_hcd vhci_hcd.0: port 0 already used
[  282.026523][T18215] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18219] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18219] close(5)                    = 0
[pid 18219] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18222 attached
) = 18222
[pid 18219] tkill(18222, SIGSTOP)       = 0
[pid 18219] exit_group(0 <unfinished ...>
[pid 18222] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18219, si_uid=0} ---
[pid 18219] <... exit_group resumed>)   = ?
[pid 18222] --- stopped by SIGSTOP ---
[pid 18219] +++ exited with 0 +++
[pid 18222] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18219, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18222] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18223 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18223
[pid 18223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18223] setpgid(0, 0)               = 0
[pid 18223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18223] write(3, "1000", 4)         = 4
[pid 18223] close(3)                    = 0
[pid 18223] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18223] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18223] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18223] close(5)                    = 0
[pid 18223] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18226 attached
) = 18226
[pid 18223] tkill(18226, SIGSTOP)       = 0
[pid 18223] exit_group(0)               = ?
[pid 18226] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18223, si_uid=0} ---
[pid 18226] --- stopped by SIGSTOP ---
[pid 18223] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18223, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18226] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18227 attached
 <unfinished ...>
[pid 18226] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18227
[pid 18227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18227] setpgid(0, 0)               = 0
[pid 18227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18227] write(3, "1000", 4)         = 4
[pid 18227] close(3)                    = 0
[pid 18227] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18227] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18227] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18227] close(5)                    = 0
[pid 18227] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18230 attached
) = 18230
[pid 18227] tkill(18230, SIGSTOP)       = 0
[pid 18227] exit_group(0)               = ?
[pid 18230] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18227, si_uid=0} ---
[pid 18230] --- stopped by SIGSTOP ---
[pid 18227] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18227, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18230] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18230] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18231 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18231
[pid 18231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18231] setpgid(0, 0)               = 0
[pid 18231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18231] write(3, "1000", 4)         = 4
[pid 18231] close(3)                    = 0
[pid 18231] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18231] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.051263][T18219] vhci_hcd vhci_hcd.0: port 0 already used
[  282.074000][T18223] vhci_hcd vhci_hcd.0: port 0 already used
[  282.095492][T18227] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18231] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18231] close(5)                    = 0
[pid 18231] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18234 attached
) = 18234
[pid 18231] tkill(18234, SIGSTOP)       = 0
[pid 18231] exit_group(0 <unfinished ...>
[pid 18234] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18231, si_uid=0} ---
[pid 18231] <... exit_group resumed>)   = ?
[pid 18234] --- stopped by SIGSTOP ---
[pid 18231] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18231, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18234] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18235 attached
 <unfinished ...>
[pid 18234] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18235
[pid 18235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18235] setpgid(0, 0)               = 0
[pid 18235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18235] write(3, "1000", 4)         = 4
[pid 18235] close(3)                    = 0
[pid 18235] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18235] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18235] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18235] close(5)                    = 0
[pid 18235] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18238 attached
) = 18238
[pid 18235] tkill(18238, SIGSTOP)       = 0
[pid 18235] exit_group(0 <unfinished ...>
[pid 18238] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18235, si_uid=0} ---
[pid 18238] --- stopped by SIGSTOP ---
[pid 18235] <... exit_group resumed>)   = ?
[pid 18235] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18235, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18238] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18238] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18239 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18239
[pid 18239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18239] setpgid(0, 0)               = 0
[pid 18239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18239] write(3, "1000", 4)         = 4
[pid 18239] close(3)                    = 0
[pid 18239] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18239] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18239] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18239] close(5)                    = 0
[pid 18239] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18242 attached
) = 18242
[pid 18239] tkill(18242, SIGSTOP)       = 0
[pid 18239] exit_group(0)               = ?
[pid 18242] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18239, si_uid=0} ---
[pid 18239] +++ exited with 0 +++
[pid 18242] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18239, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18243 attached
, child_tidptr=0x555556c505d0) = 18243
[pid 18243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18243] setpgid(0, 0)               = 0
[pid 18243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18243] write(3, "1000", 4)         = 4
[pid 18243] close(3)                    = 0
[pid 18243] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18243] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.119432][T18231] vhci_hcd vhci_hcd.0: port 0 already used
[  282.140892][T18235] vhci_hcd vhci_hcd.0: port 0 already used
[  282.163132][T18239] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18243] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18243] close(5)                    = 0
[pid 18243] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18246 attached
) = 18246
[pid 18243] tkill(18246, SIGSTOP)       = 0
[pid 18246] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18243, si_uid=0} ---
[pid 18246] --- stopped by SIGSTOP ---
[pid 18243] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18246, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18243] exit_group(0)               = ?
[pid 18243] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18243, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18246] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18246] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18247 attached
, child_tidptr=0x555556c505d0) = 18247
[pid 18247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18247] setpgid(0, 0)               = 0
[pid 18247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18247] write(3, "1000", 4)         = 4
[pid 18247] close(3)                    = 0
[pid 18247] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18247] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18247] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18247] close(5)                    = 0
[pid 18247] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18250 attached
) = 18250
[pid 18247] tkill(18250, SIGSTOP)       = 0
[pid 18250] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18247, si_uid=0} ---
[pid 18247] exit_group(0 <unfinished ...>
[pid 18250] --- stopped by SIGSTOP ---
[pid 18247] <... exit_group resumed>)   = ?
[pid 18247] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18247, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18250] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18250] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18251 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18251
[pid 18251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18251] setpgid(0, 0)               = 0
[pid 18251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18251] write(3, "1000", 4)         = 4
[pid 18251] close(3)                    = 0
[pid 18251] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18251] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.186231][T18243] vhci_hcd vhci_hcd.0: port 0 already used
[  282.210830][T18247] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18251] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18251] close(5)                    = 0
[pid 18251] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18254 attached
) = 18254
[pid 18251] tkill(18254, SIGSTOP)       = 0
[pid 18251] exit_group(0 <unfinished ...>
[pid 18254] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18251, si_uid=0} ---
[pid 18251] <... exit_group resumed>)   = ?
[pid 18254] --- stopped by SIGSTOP ---
[pid 18251] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18251, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18254] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18254] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18255 attached
, child_tidptr=0x555556c505d0) = 18255
[pid 18255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18255] setpgid(0, 0)               = 0
[pid 18255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18255] write(3, "1000", 4)         = 4
[pid 18255] close(3)                    = 0
[pid 18255] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18255] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18255] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18255] close(5)                    = 0
[pid 18255] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18258 attached
) = 18258
[pid 18255] tkill(18258, SIGSTOP)       = 0
[pid 18255] exit_group(0)               = ?
[pid 18258] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18255, si_uid=0} ---
[pid 18255] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18255, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18258] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18259 attached
, child_tidptr=0x555556c505d0) = 18259
[pid 18259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18259] setpgid(0, 0)               = 0
[pid 18259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18259] write(3, "1000", 4)         = 4
[pid 18259] close(3)                    = 0
[pid 18259] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18259] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.232506][T18251] vhci_hcd vhci_hcd.0: port 0 already used
[  282.255409][T18255] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18259] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18259] close(5)                    = 0
[pid 18259] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18262 attached
) = 18262
[pid 18259] tkill(18262, SIGSTOP)       = 0
[pid 18262] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18259, si_uid=0} ---
[pid 18259] exit_group(0)               = ?
[pid 18262] --- stopped by SIGSTOP ---
[pid 18259] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18259, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18262] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18262] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18263 attached
, child_tidptr=0x555556c505d0) = 18263
[pid 18263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18263] setpgid(0, 0)               = 0
[pid 18263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18263] write(3, "1000", 4)         = 4
[pid 18263] close(3)                    = 0
[pid 18263] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18263] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18263] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18263] close(5)                    = 0
[pid 18263] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18266 attached
) = 18266
[pid 18263] tkill(18266, SIGSTOP)       = 0
[pid 18266] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18263, si_uid=0} ---
[pid 18263] exit_group(0 <unfinished ...>
[pid 18266] --- stopped by SIGSTOP ---
[pid 18263] <... exit_group resumed>)   = ?
[pid 18263] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18266] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18266] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18267 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18267
[pid 18267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18267] setpgid(0, 0)               = 0
[pid 18267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18267] write(3, "1000", 4)         = 4
[pid 18267] close(3)                    = 0
[pid 18267] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18267] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.278418][T18259] vhci_hcd vhci_hcd.0: port 0 already used
[  282.301495][T18263] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18267] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18267] close(5)                    = 0
[pid 18267] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18271 attached
) = 18271
[pid 18267] tkill(18271, SIGSTOP)       = 0
[pid 18271] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18267, si_uid=0} ---
[pid 18267] exit_group(0 <unfinished ...>
[pid 18271] --- stopped by SIGSTOP ---
[pid 18267] <... exit_group resumed>)   = ?
[pid 18267] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18267, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18271] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18271] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18273 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18273
[pid 18273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18273] setpgid(0, 0)               = 0
[pid 18273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18273] write(3, "1000", 4)         = 4
[pid 18273] close(3)                    = 0
[pid 18273] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18273] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18273] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18273] close(5)                    = 0
[pid 18273] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18276 attached
) = 18276
[pid 18273] tkill(18276, SIGSTOP)       = 0
[pid 18276] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18273, si_uid=0} ---
[pid 18273] exit_group(0 <unfinished ...>
[pid 18276] --- stopped by SIGSTOP ---
[pid 18273] <... exit_group resumed>)   = ?
[pid 18273] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18273, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18276] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18276] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18277 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18277
[pid 18277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18277] setpgid(0, 0)               = 0
[pid 18277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18277] write(3, "1000", 4)         = 4
[pid 18277] close(3)                    = 0
[pid 18277] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18277] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.323657][T18267] vhci_hcd vhci_hcd.0: port 0 already used
[  282.345710][T18273] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18277] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18277] close(5)                    = 0
[pid 18277] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18280 attached
) = 18280
[pid 18277] tkill(18280, SIGSTOP)       = 0
[pid 18277] exit_group(0)               = ?
[pid 18280] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18277, si_uid=0} ---
[pid 18280] --- stopped by SIGSTOP ---
[pid 18277] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18277, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18280] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18280] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18281 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18281
[pid 18281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18281] setpgid(0, 0)               = 0
[pid 18281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18281] write(3, "1000", 4)         = 4
[pid 18281] close(3)                    = 0
[pid 18281] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18281] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18281] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18281] close(5)                    = 0
[pid 18281] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18284 attached
) = 18284
[pid 18281] tkill(18284, SIGSTOP)       = 0
[pid 18284] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18281, si_uid=0} ---
[pid 18284] --- stopped by SIGSTOP ---
[pid 18281] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18284, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18281] exit_group(0)               = ?
[pid 18281] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18281, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18284] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18284] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18285 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18285
[pid 18285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18285] setpgid(0, 0)               = 0
[pid 18285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18285] write(3, "1000", 4)         = 4
[pid 18285] close(3)                    = 0
[pid 18285] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18285] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.369340][T18277] vhci_hcd vhci_hcd.0: port 0 already used
[  282.393155][T18281] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18285] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18285] close(5)                    = 0
[pid 18285] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18288 attached
) = 18288
[pid 18285] tkill(18288, SIGSTOP)       = 0
[pid 18285] exit_group(0 <unfinished ...>
[pid 18288] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18285, si_uid=0} ---
[pid 18288] --- stopped by SIGSTOP ---
[pid 18285] <... exit_group resumed>)   = ?
[pid 18285] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18285, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18288] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18288] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18290 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18290
[pid 18290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18290] setpgid(0, 0)               = 0
[pid 18290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18290] write(3, "1000", 4)         = 4
[pid 18290] close(3)                    = 0
[pid 18290] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18290] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18290] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18290] close(5)                    = 0
[pid 18290] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18294 attached
) = 18294
[pid 18290] tkill(18294, SIGSTOP)       = 0
[pid 18294] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18290, si_uid=0} ---
[pid 18290] exit_group(0)               = ?
[pid 18294] --- stopped by SIGSTOP ---
[pid 18290] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18290, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18294] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18294] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18295 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18295
[pid 18295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18295] setpgid(0, 0)               = 0
[pid 18295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18295] write(3, "1000", 4)         = 4
[pid 18295] close(3)                    = 0
[pid 18295] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18295] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18295] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18295] close(5)                    = 0
[pid 18295] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18298 attached
) = 18298
[pid 18295] tkill(18298, SIGSTOP)       = 0
[pid 18298] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18295, si_uid=0} ---
[pid 18295] exit_group(0 <unfinished ...>
[pid 18298] --- stopped by SIGSTOP ---
[pid 18295] <... exit_group resumed>)   = ?
[pid 18295] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18295, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18298] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18299 attached
 <unfinished ...>
[pid 18298] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18299
[pid 18299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18299] setpgid(0, 0)               = 0
[pid 18299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18299] write(3, "1000", 4)         = 4
[pid 18299] close(3)                    = 0
[pid 18299] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18299] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.416588][T18285] vhci_hcd vhci_hcd.0: port 0 already used
[  282.439620][T18290] vhci_hcd vhci_hcd.0: port 0 already used
[  282.462181][T18295] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18299] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18299] close(5)                    = 0
[pid 18299] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18302 attached
) = 18302
[pid 18299] tkill(18302, SIGSTOP)       = 0
[pid 18299] exit_group(0 <unfinished ...>
[pid 18302] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18299, si_uid=0} ---
[pid 18299] <... exit_group resumed>)   = ?
[pid 18302] --- stopped by SIGSTOP ---
[pid 18299] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18299, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18302] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18302] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18303
./strace-static-x86_64: Process 18303 attached
[pid 18303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18303] setpgid(0, 0)               = 0
[pid 18303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18303] write(3, "1000", 4)         = 4
[pid 18303] close(3)                    = 0
[pid 18303] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18303] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18303] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18303] close(5)                    = 0
[pid 18303] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18306 attached
) = 18306
[pid 18303] tkill(18306, SIGSTOP)       = 0
[pid 18306] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18303, si_uid=0} ---
[pid 18303] exit_group(0)               = ?
[pid 18306] --- stopped by SIGSTOP ---
[pid 18303] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18303, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18306] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18306] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18307 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18307
[pid 18307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18307] setpgid(0, 0)               = 0
[pid 18307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18307] write(3, "1000", 4)         = 4
[pid 18307] close(3)                    = 0
[pid 18307] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18307] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.484648][T18299] vhci_hcd vhci_hcd.0: port 0 already used
[  282.515921][T18303] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18307] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18307] close(5)                    = 0
[pid 18307] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18310 attached
) = 18310
[pid 18307] tkill(18310, SIGSTOP)       = 0
[pid 18307] exit_group(0 <unfinished ...>
[pid 18310] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18307, si_uid=0} ---
[pid 18310] --- stopped by SIGSTOP ---
[pid 18307] <... exit_group resumed>)   = ?
[pid 18307] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18307, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18310] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18310] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18311 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18311
[pid 18311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18311] setpgid(0, 0)               = 0
[pid 18311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18311] write(3, "1000", 4)         = 4
[pid 18311] close(3)                    = 0
[pid 18311] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18311] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18311] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18311] close(5)                    = 0
[pid 18311] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18314 attached
) = 18314
[pid 18311] tkill(18314, SIGSTOP)       = 0
[pid 18311] exit_group(0 <unfinished ...>
[pid 18314] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18311, si_uid=0} ---
[pid 18311] <... exit_group resumed>)   = ?
[pid 18314] --- stopped by SIGSTOP ---
[pid 18311] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18311, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18314] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18314] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18315 attached
, child_tidptr=0x555556c505d0) = 18315
[pid 18315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18315] setpgid(0, 0)               = 0
[pid 18315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18315] write(3, "1000", 4)         = 4
[pid 18315] close(3)                    = 0
[pid 18315] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18315] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.538093][T18307] vhci_hcd vhci_hcd.0: port 0 already used
[  282.561754][T18311] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18315] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18315] close(5)                    = 0
[pid 18315] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18318 attached
) = 18318
[pid 18315] tkill(18318, SIGSTOP)       = 0
[pid 18318] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18315, si_uid=0} ---
[pid 18315] exit_group(0 <unfinished ...>
[pid 18318] --- stopped by SIGSTOP ---
[pid 18315] <... exit_group resumed>)   = ?
[pid 18315] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18315, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18318] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 18319 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18319
[pid 18319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18319] setpgid(0, 0 <unfinished ...>
[pid 18318] +++ killed by SIGHUP +++
[pid 18319] <... setpgid resumed>)      = 0
[pid 18319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18319] write(3, "1000", 4)         = 4
[pid 18319] close(3)                    = 0
[pid 18319] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18319] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18319] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18319] close(5)                    = 0
[pid 18319] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18322 attached
) = 18322
[pid 18319] tkill(18322, SIGSTOP)       = 0
[pid 18319] exit_group(0 <unfinished ...>
[pid 18322] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18319, si_uid=0} ---
[pid 18319] <... exit_group resumed>)   = ?
[pid 18322] --- stopped by SIGSTOP ---
[pid 18319] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18319, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18322] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18322] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18323 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18323
[pid 18323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18323] setpgid(0, 0)               = 0
[pid 18323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18323] write(3, "1000", 4)         = 4
[pid 18323] close(3)                    = 0
[pid 18323] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18323] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.585138][T18315] vhci_hcd vhci_hcd.0: port 0 already used
[  282.607395][T18319] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18323] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18323] close(5)                    = 0
[pid 18323] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18326 attached
) = 18326
[pid 18323] tkill(18326, SIGSTOP)       = 0
[pid 18326] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18323, si_uid=0} ---
[pid 18323] exit_group(0 <unfinished ...>
[pid 18326] --- stopped by SIGSTOP ---
[pid 18323] <... exit_group resumed>)   = ?
[pid 18323] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18323, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18326] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18327 attached
 <unfinished ...>
[pid 18326] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18327
[pid 18327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18327] setpgid(0, 0)               = 0
[pid 18327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18327] write(3, "1000", 4)         = 4
[pid 18327] close(3)                    = 0
[pid 18327] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18327] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18327] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18327] close(5)                    = 0
[pid 18327] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18330 attached
) = 18330
[pid 18327] tkill(18330, SIGSTOP)       = 0
[pid 18330] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18327, si_uid=0} ---
[pid 18327] exit_group(0 <unfinished ...>
[pid 18330] --- stopped by SIGSTOP ---
[pid 18327] <... exit_group resumed>)   = ?
[pid 18327] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18330] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18330] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18331 attached
, child_tidptr=0x555556c505d0) = 18331
[pid 18331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18331] setpgid(0, 0)               = 0
[pid 18331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18331] write(3, "1000", 4)         = 4
[pid 18331] close(3)                    = 0
[pid 18331] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18331] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.629979][T18323] vhci_hcd vhci_hcd.0: port 0 already used
[  282.651420][T18327] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18331] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18331] close(5)                    = 0
[pid 18331] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18334 attached
) = 18334
[pid 18331] tkill(18334, SIGSTOP)       = 0
[pid 18331] exit_group(0 <unfinished ...>
[pid 18334] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18331, si_uid=0} ---
[pid 18331] <... exit_group resumed>)   = ?
[pid 18334] --- stopped by SIGSTOP ---
[pid 18331] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18331, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18335 attached
, child_tidptr=0x555556c505d0) = 18335
[pid 18335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18335] setpgid(0, 0)               = 0
[pid 18335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18335] write(3, "1000", 4)         = 4
[pid 18335] close(3)                    = 0
[pid 18335] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18335] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.675038][T18331] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18335] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18335] close(5)                    = 0
[pid 18335] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18338 attached
) = 18338
[pid 18335] tkill(18338, SIGSTOP)       = 0
[pid 18338] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18335, si_uid=0} ---
[pid 18335] exit_group(0 <unfinished ...>
[pid 18338] --- stopped by SIGSTOP ---
[pid 18335] <... exit_group resumed>)   = ?
[pid 18335] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18335, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18338] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18338] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18339 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18339
[pid 18339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18339] setpgid(0, 0)               = 0
[pid 18339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18339] write(3, "1000", 4)         = 4
[pid 18339] close(3)                    = 0
[pid 18339] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18339] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18339] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18339] close(5)                    = 0
[pid 18339] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18342 attached
) = 18342
[pid 18339] tkill(18342, SIGSTOP)       = 0
[pid 18339] exit_group(0 <unfinished ...>
[pid 18342] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18339, si_uid=0} ---
[pid 18339] <... exit_group resumed>)   = ?
[pid 18342] --- stopped by SIGSTOP ---
[pid 18339] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18339, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18342] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18342] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18343 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18343
[pid 18343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18343] setpgid(0, 0)               = 0
[pid 18343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18343] write(3, "1000", 4)         = 4
[pid 18343] close(3)                    = 0
[pid 18343] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18343] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18343] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18343] close(5)                    = 0
[pid 18343] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18346 attached
) = 18346
[pid 18343] tkill(18346, SIGSTOP)       = 0
[pid 18346] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18343, si_uid=0} ---
[pid 18343] exit_group(0 <unfinished ...>
[pid 18346] --- stopped by SIGSTOP ---
[pid 18343] <... exit_group resumed>)   = ?
[pid 18343] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18346] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18346] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18347 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18347
[pid 18347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18347] setpgid(0, 0)               = 0
[pid 18347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18347] write(3, "1000", 4)         = 4
[pid 18347] close(3)                    = 0
[pid 18347] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18347] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.706740][T18335] vhci_hcd vhci_hcd.0: port 0 already used
[  282.729382][T18339] vhci_hcd vhci_hcd.0: port 0 already used
[  282.750763][T18343] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18347] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18347] close(5)                    = 0
[pid 18347] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18350 attached
) = 18350
[pid 18347] tkill(18350, SIGSTOP)       = 0
[pid 18350] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18347, si_uid=0} ---
[pid 18347] exit_group(0 <unfinished ...>
[pid 18350] --- stopped by SIGSTOP ---
[pid 18347] <... exit_group resumed>)   = ?
[pid 18347] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18350] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18350] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18351 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18351
[pid 18351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18351] setpgid(0, 0)               = 0
[pid 18351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18351] write(3, "1000", 4)         = 4
[pid 18351] close(3)                    = 0
[pid 18351] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18351] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18351] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18351] close(5)                    = 0
[pid 18351] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18354 attached
) = 18354
[pid 18351] tkill(18354, SIGSTOP)       = 0
[pid 18354] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18351, si_uid=0} ---
[pid 18351] exit_group(0 <unfinished ...>
[pid 18354] --- stopped by SIGSTOP ---
[pid 18351] <... exit_group resumed>)   = ?
[pid 18351] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18351, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18354] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18354] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18355 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18355
[pid 18355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18355] setpgid(0, 0)               = 0
[pid 18355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18355] write(3, "1000", 4)         = 4
[pid 18355] close(3)                    = 0
[pid 18355] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18355] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.772824][T18347] vhci_hcd vhci_hcd.0: port 0 already used
[  282.796331][T18351] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18355] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18355] close(5)                    = 0
[pid 18355] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18358 attached
) = 18358
[pid 18355] tkill(18358, SIGSTOP)       = 0
[pid 18358] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18355, si_uid=0} ---
[pid 18355] exit_group(0 <unfinished ...>
[pid 18358] --- stopped by SIGSTOP ---
[pid 18355] <... exit_group resumed>)   = ?
[pid 18355] +++ exited with 0 +++
[pid 18358] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18358] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18359 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18359
[pid 18359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18359] setpgid(0, 0)               = 0
[pid 18359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18359] write(3, "1000", 4)         = 4
[pid 18359] close(3)                    = 0
[pid 18359] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18359] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18359] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18359] close(5)                    = 0
[pid 18359] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18362 attached
) = 18362
[pid 18359] tkill(18362, SIGSTOP)       = 0
[pid 18362] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18359, si_uid=0} ---
[pid 18359] exit_group(0 <unfinished ...>
[pid 18362] --- stopped by SIGSTOP ---
[pid 18359] <... exit_group resumed>)   = ?
[pid 18359] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18359, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18362] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18362] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18363 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18363
[pid 18363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18363] setpgid(0, 0)               = 0
[pid 18363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18363] write(3, "1000", 4)         = 4
[pid 18363] close(3)                    = 0
[pid 18363] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18363] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.819031][T18355] vhci_hcd vhci_hcd.0: port 0 already used
[  282.842471][T18359] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18363] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18363] close(5)                    = 0
[pid 18363] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18366 attached
) = 18366
[pid 18363] tkill(18366, SIGSTOP)       = 0
[pid 18363] exit_group(0 <unfinished ...>
[pid 18366] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18363, si_uid=0} ---
[pid 18366] --- stopped by SIGSTOP ---
[pid 18363] <... exit_group resumed>)   = ?
[pid 18363] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18363, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18366] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18366] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18367 attached
, child_tidptr=0x555556c505d0) = 18367
[pid 18367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18367] setpgid(0, 0)               = 0
[pid 18367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18367] write(3, "1000", 4)         = 4
[pid 18367] close(3)                    = 0
[pid 18367] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18367] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18367] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18367] close(5)                    = 0
[pid 18367] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18370 attached
) = 18370
[pid 18367] tkill(18370, SIGSTOP)       = 0
[pid 18367] exit_group(0 <unfinished ...>
[pid 18370] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18367, si_uid=0} ---
[pid 18367] <... exit_group resumed>)   = ?
[pid 18370] --- stopped by SIGSTOP ---
[pid 18367] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18367, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18370] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18370] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18371 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18371
[pid 18371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18371] setpgid(0, 0)               = 0
[pid 18371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18371] write(3, "1000", 4)         = 4
[pid 18371] close(3)                    = 0
[pid 18371] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18371] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.864993][T18363] vhci_hcd vhci_hcd.0: port 0 already used
[  282.896679][T18367] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18371] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18371] close(5)                    = 0
[pid 18371] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18374 attached
) = 18374
[pid 18371] tkill(18374, SIGSTOP)       = 0
[pid 18371] exit_group(0)               = ?
[pid 18374] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18371, si_uid=0} ---
[pid 18374] --- stopped by SIGSTOP ---
[pid 18371] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18371, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18375 attached
, child_tidptr=0x555556c505d0) = 18375
[pid 18375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18375] setpgid(0, 0)               = 0
[pid 18375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18375] write(3, "1000", 4)         = 4
[pid 18375] close(3)                    = 0
[pid 18375] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18375] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18375] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18375] close(5)                    = 0
[pid 18375] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18378 attached
) = 18378
[pid 18375] tkill(18378, SIGSTOP)       = 0
[pid 18378] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18375, si_uid=0} ---
[pid 18375] exit_group(0 <unfinished ...>
[pid 18378] --- stopped by SIGSTOP ---
[pid 18375] <... exit_group resumed>)   = ?
[pid 18375] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18375, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18378] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18378] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18379 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18379
[pid 18379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18379] setpgid(0, 0)               = 0
[pid 18379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18379] write(3, "1000", 4)         = 4
[pid 18379] close(3)                    = 0
[pid 18379] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18379] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.919269][T18371] vhci_hcd vhci_hcd.0: port 0 already used
[  282.942158][T18375] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18379] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18379] close(5)                    = 0
[pid 18379] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18383 attached
) = 18383
[pid 18379] tkill(18383, SIGSTOP)       = 0
[pid 18383] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18379, si_uid=0} ---
[pid 18379] exit_group(0 <unfinished ...>
[pid 18383] --- stopped by SIGSTOP ---
[pid 18379] <... exit_group resumed>)   = ?
[pid 18379] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18379, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18383] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18383] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18385 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18385
[pid 18385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18385] setpgid(0, 0)               = 0
[pid 18385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18385] write(3, "1000", 4)         = 4
[pid 18385] close(3)                    = 0
[pid 18385] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18385] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18385] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18385] close(5)                    = 0
[pid 18385] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18388 attached
) = 18388
[pid 18385] tkill(18388, SIGSTOP)       = 0
[pid 18388] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18385, si_uid=0} ---
[pid 18385] exit_group(0 <unfinished ...>
[pid 18388] --- stopped by SIGSTOP ---
[pid 18385] <... exit_group resumed>)   = ?
[pid 18385] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18385, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18388] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18389 attached
 <unfinished ...>
[pid 18388] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18389
[pid 18389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18389] setpgid(0, 0)               = 0
[pid 18389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18389] write(3, "1000", 4)         = 4
[pid 18389] close(3)                    = 0
[pid 18389] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18389] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  282.964930][T18379] vhci_hcd vhci_hcd.0: port 0 already used
[  282.987572][T18385] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18389] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18389] close(5)                    = 0
[pid 18389] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18392 attached
) = 18392
[pid 18389] tkill(18392, SIGSTOP)       = 0
[pid 18392] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18389, si_uid=0} ---
[pid 18389] exit_group(0 <unfinished ...>
[pid 18392] --- stopped by SIGSTOP ---
[pid 18389] <... exit_group resumed>)   = ?
[pid 18389] +++ exited with 0 +++
[pid 18392] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18389, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18392] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18393 attached
, child_tidptr=0x555556c505d0) = 18393
[pid 18393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18393] setpgid(0, 0)               = 0
[pid 18393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18393] write(3, "1000", 4)         = 4
[pid 18393] close(3)                    = 0
[pid 18393] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18393] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18393] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18393] close(5)                    = 0
[pid 18393] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18396 attached
) = 18396
[pid 18393] tkill(18396, SIGSTOP)       = 0
[pid 18396] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18393, si_uid=0} ---
[pid 18393] exit_group(0 <unfinished ...>
[pid 18396] --- stopped by SIGSTOP ---
[pid 18393] <... exit_group resumed>)   = ?
[pid 18393] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18393, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18396] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18396] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18397 attached
, child_tidptr=0x555556c505d0) = 18397
[pid 18397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18397] setpgid(0, 0)               = 0
[pid 18397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18397] write(3, "1000", 4)         = 4
[pid 18397] close(3)                    = 0
[pid 18397] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18397] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.010172][T18389] vhci_hcd vhci_hcd.0: port 0 already used
[  283.033638][T18393] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18397] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18397] close(5)                    = 0
[pid 18397] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18400 attached
) = 18400
[pid 18397] tkill(18400, SIGSTOP)       = 0
[pid 18400] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18397, si_uid=0} ---
[pid 18397] exit_group(0 <unfinished ...>
[pid 18400] --- stopped by SIGSTOP ---
[pid 18397] <... exit_group resumed>)   = ?
[pid 18397] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18397, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18400] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18400] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18401 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18401
[pid 18401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18401] setpgid(0, 0)               = 0
[pid 18401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18401] write(3, "1000", 4)         = 4
[pid 18401] close(3)                    = 0
[pid 18401] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18401] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18401] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18401] close(5)                    = 0
[pid 18401] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18404 attached
) = 18404
[pid 18401] tkill(18404, SIGSTOP)       = 0
[pid 18404] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18401, si_uid=0} ---
[pid 18401] exit_group(0 <unfinished ...>
[pid 18404] --- stopped by SIGSTOP ---
[pid 18401] <... exit_group resumed>)   = ?
[pid 18401] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18401, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18404] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18404] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18405 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18405
[pid 18405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18405] setpgid(0, 0)               = 0
[pid 18405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18405] write(3, "1000", 4)         = 4
[pid 18405] close(3)                    = 0
[pid 18405] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18405] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18405] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18405] close(5)                    = 0
[pid 18405] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18408 attached
) = 18408
[pid 18405] tkill(18408, SIGSTOP)       = 0
[pid 18405] exit_group(0 <unfinished ...>
[pid 18408] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18405, si_uid=0} ---
[pid 18405] <... exit_group resumed>)   = ?
[pid 18408] --- stopped by SIGSTOP ---
[pid 18405] +++ exited with 0 +++
[pid 18408] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18405, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18408] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18409 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18409
[pid 18409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18409] setpgid(0, 0)               = 0
[pid 18409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18409] write(3, "1000", 4)         = 4
[pid 18409] close(3)                    = 0
[pid 18409] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18409] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.056749][T18397] vhci_hcd vhci_hcd.0: port 0 already used
[  283.080222][T18401] vhci_hcd vhci_hcd.0: port 0 already used
[  283.102709][T18405] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18409] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18409] close(5)                    = 0
[pid 18409] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18412 attached
) = 18412
[pid 18409] tkill(18412, SIGSTOP)       = 0
[pid 18412] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18409, si_uid=0} ---
[pid 18409] exit_group(0 <unfinished ...>
[pid 18412] --- stopped by SIGSTOP ---
[pid 18409] <... exit_group resumed>)   = ?
[pid 18409] +++ exited with 0 +++
[pid 18412] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18409, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18412] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18414 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18414
[pid 18414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18414] setpgid(0, 0)               = 0
[pid 18414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18414] write(3, "1000", 4)         = 4
[pid 18414] close(3)                    = 0
[pid 18414] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18414] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18414] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18414] close(5)                    = 0
[pid 18414] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18418 attached
) = 18418
[pid 18414] tkill(18418, SIGSTOP)       = 0
[pid 18414] exit_group(0 <unfinished ...>
[pid 18418] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18414, si_uid=0} ---
[pid 18414] <... exit_group resumed>)   = ?
[pid 18418] --- stopped by SIGSTOP ---
[pid 18414] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18414, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18418] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18418] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18419 attached
, child_tidptr=0x555556c505d0) = 18419
[pid 18419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18419] setpgid(0, 0)               = 0
[pid 18419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18419] write(3, "1000", 4)         = 4
[pid 18419] close(3)                    = 0
[pid 18419] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18419] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.125406][T18409] vhci_hcd vhci_hcd.0: port 0 already used
[  283.150165][T18414] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18419] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18419] close(5)                    = 0
[pid 18419] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18422 attached
) = 18422
[pid 18419] tkill(18422, SIGSTOP <unfinished ...>
[pid 18422] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18419, si_uid=0} ---
[pid 18419] <... tkill resumed>)        = 0
[pid 18419] exit_group(0 <unfinished ...>
[pid 18422] --- stopped by SIGSTOP ---
[pid 18419] <... exit_group resumed>)   = ?
[pid 18419] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18419, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18422] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18422] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18423 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18423
[pid 18423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18423] setpgid(0, 0)               = 0
[pid 18423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18423] write(3, "1000", 4)         = 4
[pid 18423] close(3)                    = 0
[pid 18423] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18423] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18423] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18423] close(5)                    = 0
[pid 18423] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18426 attached
) = 18426
[pid 18423] tkill(18426, SIGSTOP)       = 0
[pid 18426] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18423, si_uid=0} ---
[pid 18423] exit_group(0)               = ?
[pid 18426] --- stopped by SIGSTOP ---
[pid 18423] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18423, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18426] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18426] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18427 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18427
[pid 18427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18427] setpgid(0, 0)               = 0
[pid 18427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18427] write(3, "1000", 4)         = 4
[pid 18427] close(3)                    = 0
[pid 18427] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18427] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.172374][T18419] vhci_hcd vhci_hcd.0: port 0 already used
[  283.193796][T18423] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18427] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18427] close(5)                    = 0
[pid 18427] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18430 attached
) = 18430
[pid 18427] tkill(18430, SIGSTOP)       = 0
[pid 18427] exit_group(0 <unfinished ...>
[pid 18430] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18427, si_uid=0} ---
[pid 18427] <... exit_group resumed>)   = ?
[pid 18427] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18427, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18430] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18431 attached
, child_tidptr=0x555556c505d0) = 18431
[pid 18431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18431] setpgid(0, 0)               = 0
[pid 18431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18431] write(3, "1000", 4)         = 4
[pid 18431] close(3)                    = 0
[pid 18431] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18431] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18431] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18431] close(5)                    = 0
[pid 18431] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18434 attached
) = 18434
[pid 18431] tkill(18434, SIGSTOP)       = 0
[pid 18434] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18431, si_uid=0} ---
[pid 18431] exit_group(0 <unfinished ...>
[pid 18434] --- stopped by SIGSTOP ---
[pid 18431] <... exit_group resumed>)   = ?
[pid 18431] +++ exited with 0 +++
[pid 18434] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18431, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18434] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18435 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18435
[pid 18435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18435] setpgid(0, 0)               = 0
[pid 18435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18435] write(3, "1000", 4)         = 4
[pid 18435] close(3)                    = 0
[pid 18435] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18435] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18435] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[  283.216995][T18427] vhci_hcd vhci_hcd.0: port 0 already used
[  283.240008][T18431] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18435] close(5)                    = 0
[pid 18435] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18438 attached
) = 18438
[pid 18435] tkill(18438, SIGSTOP)       = 0
[pid 18438] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18435, si_uid=0} ---
[pid 18435] exit_group(0)               = ?
[pid 18438] --- stopped by SIGSTOP ---
[pid 18435] +++ exited with 0 +++
[pid 18438] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18435, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18439 attached
 <unfinished ...>
[pid 18438] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18439
[pid 18439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18439] setpgid(0, 0)               = 0
[pid 18439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18439] write(3, "1000", 4)         = 4
[pid 18439] close(3)                    = 0
[pid 18439] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18439] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18439] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18439] close(5)                    = 0
[pid 18439] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18442 attached
) = 18442
[pid 18439] tkill(18442, SIGSTOP)       = 0
[pid 18442] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18439, si_uid=0} ---
[pid 18442] --- stopped by SIGSTOP ---
[pid 18439] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18442, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18439] exit_group(0)               = ?
[pid 18439] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18439, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18442] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18442] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18443 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18443
[pid 18443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18443] setpgid(0, 0)               = 0
[pid 18443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18443] write(3, "1000", 4)         = 4
[pid 18443] close(3)                    = 0
[pid 18443] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18443] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18443] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18443] close(5)                    = 0
[pid 18443] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18446 attached
) = 18446
[pid 18443] tkill(18446, SIGSTOP)       = 0
[pid 18446] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18443, si_uid=0} ---
[pid 18443] exit_group(0 <unfinished ...>
[pid 18446] --- stopped by SIGSTOP ---
[pid 18443] <... exit_group resumed>)   = ?
[pid 18443] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18443, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18446] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18446] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18447 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18447
[pid 18447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18447] setpgid(0, 0)               = 0
[pid 18447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18447] write(3, "1000", 4)         = 4
[pid 18447] close(3)                    = 0
[pid 18447] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18447] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.261751][T18435] vhci_hcd vhci_hcd.0: port 0 already used
[  283.282220][T18439] vhci_hcd vhci_hcd.0: port 0 already used
[  283.304903][T18443] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18447] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18447] close(5)                    = 0
[pid 18447] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18450 attached
) = 18450
[pid 18447] tkill(18450, SIGSTOP)       = 0
[pid 18450] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18447, si_uid=0} ---
[pid 18447] exit_group(0 <unfinished ...>
[pid 18450] --- stopped by SIGSTOP ---
[pid 18447] <... exit_group resumed>)   = ?
[pid 18447] +++ exited with 0 +++
[pid 18450] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18447, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18450] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18451 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18451
[pid 18451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18451] setpgid(0, 0)               = 0
[pid 18451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18451] write(3, "1000", 4)         = 4
[pid 18451] close(3)                    = 0
[pid 18451] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18451] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18451] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18451] close(5)                    = 0
[pid 18451] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18454 attached
) = 18454
[pid 18451] tkill(18454, SIGSTOP)       = 0
[pid 18454] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18451, si_uid=0} ---
[pid 18454] --- stopped by SIGSTOP ---
[pid 18451] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18454, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18451] exit_group(0)               = ?
[pid 18451] +++ exited with 0 +++
[pid 18454] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18451, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18454] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18455
./strace-static-x86_64: Process 18455 attached
[pid 18455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18455] setpgid(0, 0)               = 0
[pid 18455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18455] write(3, "1000", 4)         = 4
[pid 18455] close(3)                    = 0
[pid 18455] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18455] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.328659][T18447] vhci_hcd vhci_hcd.0: port 0 already used
[  283.352748][T18451] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18455] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18455] close(5)                    = 0
[pid 18455] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18458 attached
) = 18458
[pid 18455] tkill(18458, SIGSTOP)       = 0
[pid 18455] exit_group(0)               = ?
[pid 18458] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18455, si_uid=0} ---
[pid 18458] --- stopped by SIGSTOP ---
[pid 18455] +++ exited with 0 +++
[pid 18458] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18455, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18458] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18459 attached
, child_tidptr=0x555556c505d0) = 18459
[pid 18459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18459] setpgid(0, 0)               = 0
[pid 18459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18459] write(3, "1000", 4)         = 4
[pid 18459] close(3)                    = 0
[pid 18459] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18459] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.377258][T18455] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18459] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18459] close(5)                    = 0
[pid 18459] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18462 attached
) = 18462
[pid 18459] tkill(18462, SIGSTOP)       = 0
[pid 18459] exit_group(0 <unfinished ...>
[pid 18462] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18459, si_uid=0} ---
[pid 18459] <... exit_group resumed>)   = ?
[pid 18462] --- stopped by SIGSTOP ---
[pid 18459] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18459, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18462] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18462] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18463 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18463
[pid 18463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18463] setpgid(0, 0)               = 0
[pid 18463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18463] write(3, "1000", 4)         = 4
[pid 18463] close(3)                    = 0
[pid 18463] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18463] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18463] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18463] close(5)                    = 0
[pid 18463] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18466 attached
) = 18466
[pid 18463] tkill(18466, SIGSTOP)       = 0
[pid 18463] exit_group(0 <unfinished ...>
[pid 18466] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18463, si_uid=0} ---
[pid 18463] <... exit_group resumed>)   = ?
[pid 18466] --- stopped by SIGSTOP ---
[pid 18463] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18463, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18466] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18466] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18467 attached
, child_tidptr=0x555556c505d0) = 18467
[pid 18467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18467] setpgid(0, 0)               = 0
[pid 18467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18467] write(3, "1000", 4)         = 4
[pid 18467] close(3)                    = 0
[pid 18467] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18467] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.401151][T18459] vhci_hcd vhci_hcd.0: port 0 already used
[  283.424993][T18463] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18467] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18467] close(5)                    = 0
[pid 18467] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18470 attached
) = 18470
[pid 18467] tkill(18470, SIGSTOP)       = 0
[pid 18467] exit_group(0 <unfinished ...>
[pid 18470] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18467, si_uid=0} ---
[pid 18467] <... exit_group resumed>)   = ?
[pid 18470] --- stopped by SIGSTOP ---
[pid 18467] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18467, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18470] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18471 attached
 <unfinished ...>
[pid 18470] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18471
[pid 18471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18471] setpgid(0, 0)               = 0
[pid 18471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18471] write(3, "1000", 4)         = 4
[pid 18471] close(3)                    = 0
[pid 18471] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18471] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18471] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18471] close(5)                    = 0
[pid 18471] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18474 attached
) = 18474
[pid 18471] tkill(18474, SIGSTOP)       = 0
[pid 18474] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18471, si_uid=0} ---
[pid 18471] exit_group(0 <unfinished ...>
[pid 18474] --- stopped by SIGSTOP ---
[pid 18471] <... exit_group resumed>)   = ?
[pid 18471] +++ exited with 0 +++
[pid 18474] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18471, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18474] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18475 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18475
[pid 18475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18475] setpgid(0, 0)               = 0
[pid 18475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18475] write(3, "1000", 4)         = 4
[pid 18475] close(3)                    = 0
[pid 18475] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18475] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18475] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18475] close(5)                    = 0
[pid 18475] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18478 attached
) = 18478
[pid 18475] tkill(18478, SIGSTOP)       = 0
[pid 18478] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18475, si_uid=0} ---
[pid 18475] exit_group(0 <unfinished ...>
[pid 18478] --- stopped by SIGSTOP ---
[pid 18475] <... exit_group resumed>)   = ?
[pid 18475] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18475, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18478] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18478] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18479 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18479
[pid 18479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18479] setpgid(0, 0)               = 0
[pid 18479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18479] write(3, "1000", 4)         = 4
[pid 18479] close(3)                    = 0
[pid 18479] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18479] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.449058][T18467] vhci_hcd vhci_hcd.0: port 0 already used
[  283.471161][T18471] vhci_hcd vhci_hcd.0: port 0 already used
[  283.494882][T18475] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18479] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18479] close(5)                    = 0
[pid 18479] clone(child_stack=NULL, flags=0) = 18482
[pid 18479] tkill(18482, SIGSTOP)       = 0
[pid 18479] exit_group(0)               = ?
[pid 18479] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18479, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18483
./strace-static-x86_64: Process 18483 attached
[pid 18483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18483] setpgid(0, 0)               = 0
[pid 18483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18483] write(3, "1000", 4)         = 4
./strace-static-x86_64: Process 18482 attached
[pid 18483] close(3)                    = 0
[pid 18482] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18479, si_uid=0} ---
[pid 18483] socketpair(AF_UNIX, SOCK_STREAM, 0,  <unfinished ...>
[pid 18482] --- stopped by SIGSTOP ---
[pid 18483] <... socketpair resumed>[3, 4]) = 0
[pid 18483] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18483] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18483] close(5)                    = 0
[pid 18483] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18486 attached
) = 18486
[pid 18483] tkill(18486, SIGSTOP)       = 0
[pid 18486] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18483, si_uid=0} ---
[pid 18483] exit_group(0 <unfinished ...>
[pid 18486] --- stopped by SIGSTOP ---
[pid 18483] <... exit_group resumed>)   = ?
[pid 18483] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18483, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18486] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 18487 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18487
[pid 18487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18486] +++ killed by SIGHUP +++
[pid 18487] setpgid(0, 0)               = 0
[pid 18487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18487] write(3, "1000", 4)         = 4
[pid 18487] close(3)                    = 0
[pid 18487] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18487] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.516881][T18479] vhci_hcd vhci_hcd.0: port 0 already used
[  283.543272][T18483] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18487] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18487] close(5)                    = 0
[pid 18487] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18490 attached
) = 18490
[pid 18487] tkill(18490, SIGSTOP)       = 0
[pid 18490] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18487, si_uid=0} ---
[pid 18487] exit_group(0 <unfinished ...>
[pid 18490] --- stopped by SIGSTOP ---
[pid 18487] <... exit_group resumed>)   = ?
[pid 18487] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18487, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18490] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18490] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18491 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18491
[pid 18491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18491] setpgid(0, 0)               = 0
[pid 18491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18491] write(3, "1000", 4)         = 4
[pid 18491] close(3)                    = 0
[pid 18491] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18491] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18491] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18491] close(5)                    = 0
[pid 18491] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18494 attached
) = 18494
[pid 18491] tkill(18494, SIGSTOP)       = 0
[pid 18491] exit_group(0 <unfinished ...>
[pid 18494] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18491, si_uid=0} ---
[pid 18491] <... exit_group resumed>)   = ?
[pid 18494] --- stopped by SIGSTOP ---
[pid 18491] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18491, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18494] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18494] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18495 attached
, child_tidptr=0x555556c505d0) = 18495
[pid 18495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18495] setpgid(0, 0)               = 0
[pid 18495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18495] write(3, "1000", 4)         = 4
[pid 18495] close(3)                    = 0
[pid 18495] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18495] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.569288][T18487] vhci_hcd vhci_hcd.0: port 0 already used
[  283.591911][T18491] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18495] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18495] close(5)                    = 0
[pid 18495] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18498 attached
) = 18498
[pid 18495] tkill(18498, SIGSTOP)       = 0
[pid 18495] exit_group(0 <unfinished ...>
[pid 18498] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18495, si_uid=0} ---
[pid 18495] <... exit_group resumed>)   = ?
[pid 18498] --- stopped by SIGSTOP ---
[pid 18495] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18495, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18498] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18498] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18499 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18499
[pid 18499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18499] setpgid(0, 0)               = 0
[pid 18499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18499] write(3, "1000", 4)         = 4
[pid 18499] close(3)                    = 0
[pid 18499] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18499] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18499] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18499] close(5)                    = 0
[pid 18499] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18502 attached
) = 18502
[pid 18499] tkill(18502, SIGSTOP)       = 0
[pid 18502] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18499, si_uid=0} ---
[pid 18499] exit_group(0)               = ?
[pid 18502] --- stopped by SIGSTOP ---
[pid 18499] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18499, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18502] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18502] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18503 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18503
[pid 18503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18503] setpgid(0, 0)               = 0
[pid 18503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18503] write(3, "1000", 4)         = 4
[pid 18503] close(3)                    = 0
[pid 18503] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18503] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.614664][T18495] vhci_hcd vhci_hcd.0: port 0 already used
[  283.638585][T18499] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18503] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18503] close(5)                    = 0
[pid 18503] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18506 attached
) = 18506
[pid 18503] tkill(18506, SIGSTOP)       = 0
[pid 18506] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18503, si_uid=0} ---
[pid 18503] exit_group(0 <unfinished ...>
[pid 18506] --- stopped by SIGSTOP ---
[pid 18503] <... exit_group resumed>)   = ?
[pid 18503] +++ exited with 0 +++
[pid 18506] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18503, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18507 attached
, child_tidptr=0x555556c505d0) = 18507
[pid 18506] +++ killed by SIGHUP +++
[pid 18507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18507] setpgid(0, 0)               = 0
[pid 18507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18507] write(3, "1000", 4)         = 4
[pid 18507] close(3)                    = 0
[pid 18507] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18507] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18507] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18507] close(5)                    = 0
[pid 18507] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18510 attached
) = 18510
[pid 18507] tkill(18510, SIGSTOP)       = 0
[pid 18507] exit_group(0 <unfinished ...>
[pid 18510] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18507, si_uid=0} ---
[pid 18507] <... exit_group resumed>)   = ?
[pid 18510] --- stopped by SIGSTOP ---
[pid 18507] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18507, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18510] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18510] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18511 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18511
[pid 18511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18511] setpgid(0, 0)               = 0
[pid 18511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18511] write(3, "1000", 4)         = 4
[pid 18511] close(3)                    = 0
[pid 18511] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18511] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.662815][T18503] vhci_hcd vhci_hcd.0: port 0 already used
[  283.686769][T18507] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18511] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18511] close(5)                    = 0
[pid 18511] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18514 attached
) = 18514
[pid 18511] tkill(18514, SIGSTOP)       = 0
[pid 18511] exit_group(0)               = ?
[pid 18514] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18511, si_uid=0} ---
[pid 18514] --- stopped by SIGSTOP ---
[pid 18511] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18511, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18514] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18514] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18515 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18515
[pid 18515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18515] setpgid(0, 0)               = 0
[pid 18515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18515] write(3, "1000", 4)         = 4
[pid 18515] close(3)                    = 0
[pid 18515] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18515] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18515] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18515] close(5)                    = 0
[pid 18515] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18518 attached
) = 18518
[pid 18515] tkill(18518, SIGSTOP)       = 0
[pid 18515] exit_group(0 <unfinished ...>
[pid 18518] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18515, si_uid=0} ---
[pid 18515] <... exit_group resumed>)   = ?
[pid 18518] --- stopped by SIGSTOP ---
[pid 18515] +++ exited with 0 +++
[pid 18518] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18515, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18518] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18519 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18519
[pid 18519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[  283.709862][T18511] vhci_hcd vhci_hcd.0: port 0 already used
[  283.731755][T18515] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18519] setpgid(0, 0)               = 0
[pid 18519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18519] write(3, "1000", 4)         = 4
[pid 18519] close(3)                    = 0
[pid 18519] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18519] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18519] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18519] close(5)                    = 0
[pid 18519] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18522 attached
) = 18522
[pid 18519] tkill(18522, SIGSTOP)       = 0
[pid 18522] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18519, si_uid=0} ---
[pid 18519] exit_group(0 <unfinished ...>
[pid 18522] --- stopped by SIGSTOP ---
[pid 18519] <... exit_group resumed>)   = ?
[pid 18519] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18519, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18522] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18522] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18523 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18523
[pid 18523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18523] setpgid(0, 0)               = 0
[pid 18523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18523] write(3, "1000", 4)         = 4
[pid 18523] close(3)                    = 0
[pid 18523] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18523] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18523] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18523] close(5)                    = 0
[pid 18523] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18526 attached
) = 18526
[pid 18523] tkill(18526, SIGSTOP)       = 0
[pid 18523] exit_group(0 <unfinished ...>
[pid 18526] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18523, si_uid=0} ---
[pid 18523] <... exit_group resumed>)   = ?
[pid 18523] +++ exited with 0 +++
[pid 18526] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18523, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18527 attached
, child_tidptr=0x555556c505d0) = 18527
[pid 18527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18527] setpgid(0, 0)               = 0
[pid 18527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18527] write(3, "1000", 4)         = 4
[pid 18527] close(3)                    = 0
[pid 18527] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18527] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18527] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18527] close(5)                    = 0
[pid 18527] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18530 attached
) = 18530
[pid 18527] tkill(18530, SIGSTOP)       = 0
[pid 18527] exit_group(0 <unfinished ...>
[pid 18530] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18527, si_uid=0} ---
[pid 18527] <... exit_group resumed>)   = ?
[pid 18530] --- stopped by SIGSTOP ---
[pid 18527] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18527, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18530] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18530] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18531 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18531
[pid 18531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18531] setpgid(0, 0)               = 0
[pid 18531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18531] write(3, "1000", 4)         = 4
[pid 18531] close(3)                    = 0
[pid 18531] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18531] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.753774][T18519] vhci_hcd vhci_hcd.0: port 0 already used
[  283.775260][T18523] vhci_hcd vhci_hcd.0: port 0 already used
[  283.796133][T18527] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18531] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18531] close(5)                    = 0
[pid 18531] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18534 attached
) = 18534
[pid 18531] tkill(18534, SIGSTOP)       = 0
[pid 18531] exit_group(0 <unfinished ...>
[pid 18534] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18531, si_uid=0} ---
[pid 18531] <... exit_group resumed>)   = ?
[pid 18534] --- stopped by SIGSTOP ---
[pid 18531] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18531, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18534] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18534] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18535 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18535
[pid 18535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18535] setpgid(0, 0)               = 0
[pid 18535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18535] write(3, "1000", 4)         = 4
[pid 18535] close(3)                    = 0
[pid 18535] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18535] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18535] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18535] close(5)                    = 0
[pid 18535] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18538 attached
) = 18538
[pid 18535] tkill(18538, SIGSTOP)       = 0
[pid 18535] exit_group(0)               = ?
[pid 18538] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18535, si_uid=0} ---
[pid 18538] --- stopped by SIGSTOP ---
[pid 18535] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18535, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18538] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18539 attached
, child_tidptr=0x555556c505d0) = 18539
[pid 18538] +++ killed by SIGHUP +++
[pid 18539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18539] setpgid(0, 0)               = 0
[pid 18539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18539] write(3, "1000", 4)         = 4
[pid 18539] close(3)                    = 0
[pid 18539] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18539] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18539] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18539] close(5)                    = 0
[pid 18539] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18542 attached
) = 18542
[pid 18539] tkill(18542, SIGSTOP)       = 0
[pid 18539] exit_group(0)               = ?
[pid 18542] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18539, si_uid=0} ---
[pid 18542] --- stopped by SIGSTOP ---
[pid 18539] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18539, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18542] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18542] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18543 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18543
[pid 18543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18543] setpgid(0, 0)               = 0
[pid 18543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18543] write(3, "1000", 4)         = 4
[pid 18543] close(3)                    = 0
[pid 18543] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18543] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.818859][T18531] vhci_hcd vhci_hcd.0: port 0 already used
[  283.841683][T18535] vhci_hcd vhci_hcd.0: port 0 already used
[  283.862516][T18539] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18543] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18543] close(5)                    = 0
[pid 18543] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18546 attached
) = 18546
[pid 18543] tkill(18546, SIGSTOP)       = 0
[pid 18546] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18543, si_uid=0} ---
[pid 18543] exit_group(0)               = ?
[pid 18546] --- stopped by SIGSTOP ---
[pid 18543] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18543, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18546] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18547 attached
 <unfinished ...>
[pid 18546] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18547
[pid 18547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18547] setpgid(0, 0)               = 0
[pid 18547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18547] write(3, "1000", 4)         = 4
[pid 18547] close(3)                    = 0
[pid 18547] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18547] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18547] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18547] close(5)                    = 0
[pid 18547] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18551 attached
) = 18551
[pid 18547] tkill(18551, SIGSTOP)       = 0
[pid 18547] exit_group(0 <unfinished ...>
[pid 18551] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18547, si_uid=0} ---
[pid 18547] <... exit_group resumed>)   = ?
[pid 18551] --- stopped by SIGSTOP ---
[pid 18547] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18547, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18551] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18551] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18553 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18553
[pid 18553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18553] setpgid(0, 0)               = 0
[pid 18553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18553] write(3, "1000", 4)         = 4
[pid 18553] close(3)                    = 0
[pid 18553] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18553] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18553] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18553] close(5)                    = 0
[pid 18553] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18556 attached
) = 18556
[pid 18553] tkill(18556, SIGSTOP)       = 0
[pid 18556] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18553, si_uid=0} ---
[pid 18556] --- stopped by SIGSTOP ---
[pid 18553] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18556, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18553] exit_group(0)               = ?
[pid 18553] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18553, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18556] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18556] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18557 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18557
[pid 18557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18557] setpgid(0, 0)               = 0
[pid 18557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18557] write(3, "1000", 4)         = 4
[pid 18557] close(3)                    = 0
[pid 18557] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18557] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.883988][T18543] vhci_hcd vhci_hcd.0: port 0 already used
[  283.905995][T18547] vhci_hcd vhci_hcd.0: port 0 already used
[  283.928227][T18553] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18557] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18557] close(5)                    = 0
[pid 18557] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18560 attached
) = 18560
[pid 18557] tkill(18560, SIGSTOP)       = 0
[pid 18560] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18557, si_uid=0} ---
[pid 18557] exit_group(0 <unfinished ...>
[pid 18560] --- stopped by SIGSTOP ---
[pid 18557] <... exit_group resumed>)   = ?
[pid 18557] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18557, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18560] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18560] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18561 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18561
[pid 18561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18561] setpgid(0, 0)               = 0
[pid 18561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18561] write(3, "1000", 4)         = 4
[pid 18561] close(3)                    = 0
[pid 18561] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18561] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18561] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18561] close(5)                    = 0
[pid 18561] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18564 attached
) = 18564
[pid 18561] tkill(18564, SIGSTOP)       = 0
[pid 18564] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18561, si_uid=0} ---
[pid 18561] exit_group(0 <unfinished ...>
[pid 18564] --- stopped by SIGSTOP ---
[pid 18561] <... exit_group resumed>)   = ?
[pid 18561] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18561, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18564] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18564] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18565 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18565
[pid 18565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18565] setpgid(0, 0)               = 0
[pid 18565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18565] write(3, "1000", 4)         = 4
[pid 18565] close(3)                    = 0
[pid 18565] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18565] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.950399][T18557] vhci_hcd vhci_hcd.0: port 0 already used
[  283.973249][T18561] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18565] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18565] close(5)                    = 0
[pid 18565] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18568 attached
) = 18568
[pid 18565] tkill(18568, SIGSTOP)       = 0
[pid 18565] exit_group(0 <unfinished ...>
[pid 18568] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18565, si_uid=0} ---
[pid 18568] --- stopped by SIGSTOP ---
[pid 18565] <... exit_group resumed>)   = ?
[pid 18565] +++ exited with 0 +++
[pid 18568] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18565, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18568] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18569 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18569
[pid 18569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18569] setpgid(0, 0)               = 0
[pid 18569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18569] write(3, "1000", 4)         = 4
[pid 18569] close(3)                    = 0
[pid 18569] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18569] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18569] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18569] close(5)                    = 0
[pid 18569] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18572 attached
) = 18572
[pid 18569] tkill(18572, SIGSTOP)       = 0
[pid 18572] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18569, si_uid=0} ---
[pid 18569] exit_group(0 <unfinished ...>
[pid 18572] --- stopped by SIGSTOP ---
[pid 18569] <... exit_group resumed>)   = ?
[pid 18569] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18569, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18572] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18572] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18573 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18573
[pid 18573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18573] setpgid(0, 0)               = 0
[pid 18573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18573] write(3, "1000", 4)         = 4
[pid 18573] close(3)                    = 0
[pid 18573] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18573] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  283.996879][T18565] vhci_hcd vhci_hcd.0: port 0 already used
[  284.020033][T18569] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18573] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18573] close(5)                    = 0
[pid 18573] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18576 attached
) = 18576
[pid 18573] tkill(18576, SIGSTOP)       = 0
[pid 18576] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18573, si_uid=0} ---
[pid 18573] exit_group(0 <unfinished ...>
[pid 18576] --- stopped by SIGSTOP ---
[pid 18573] <... exit_group resumed>)   = ?
[pid 18573] +++ exited with 0 +++
[pid 18576] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18573, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18576] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18577 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18577
[pid 18577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18577] setpgid(0, 0)               = 0
[pid 18577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18577] write(3, "1000", 4)         = 4
[pid 18577] close(3)                    = 0
[pid 18577] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18577] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18577] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18577] close(5)                    = 0
[pid 18577] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18580 attached
) = 18580
[pid 18577] tkill(18580, SIGSTOP)       = 0
[pid 18577] exit_group(0)               = ?
[pid 18580] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18577, si_uid=0} ---
[pid 18577] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18577, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18580] --- stopped by SIGSTOP ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18581 attached
, child_tidptr=0x555556c505d0) = 18581
[pid 18581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18581] setpgid(0, 0)               = 0
[pid 18581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18581] write(3, "1000", 4)         = 4
[pid 18581] close(3)                    = 0
[pid 18581] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18581] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.043951][T18573] vhci_hcd vhci_hcd.0: port 0 already used
[  284.076795][T18577] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18581] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18581] close(5)                    = 0
[pid 18581] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18584 attached
) = 18584
[pid 18581] tkill(18584, SIGSTOP)       = 0
[pid 18581] exit_group(0 <unfinished ...>
[pid 18584] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18581, si_uid=0} ---
[pid 18581] <... exit_group resumed>)   = ?
[pid 18581] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18581, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18584] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18585 attached
, child_tidptr=0x555556c505d0) = 18585
[pid 18585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18585] setpgid(0, 0)               = 0
[pid 18585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18585] write(3, "1000", 4)         = 4
[pid 18585] close(3)                    = 0
[pid 18585] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18585] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18585] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18585] close(5)                    = 0
[pid 18585] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18588 attached
) = 18588
[pid 18585] tkill(18588, SIGSTOP)       = 0
[pid 18588] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18585, si_uid=0} ---
[pid 18585] exit_group(0 <unfinished ...>
[pid 18588] --- stopped by SIGSTOP ---
[pid 18585] <... exit_group resumed>)   = ?
[pid 18585] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18585, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18588] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18588] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18589 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18589
[pid 18589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18589] setpgid(0, 0)               = 0
[pid 18589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18589] write(3, "1000", 4)         = 4
[pid 18589] close(3)                    = 0
[pid 18589] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18589] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.099319][T18581] vhci_hcd vhci_hcd.0: port 0 already used
[  284.131799][T18585] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18589] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18589] close(5)                    = 0
[pid 18589] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18592 attached
) = 18592
[pid 18589] tkill(18592, SIGSTOP)       = 0
[pid 18592] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18589, si_uid=0} ---
[pid 18592] --- stopped by SIGSTOP ---
[pid 18589] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18592, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18589] exit_group(0)               = ?
[pid 18589] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18589, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18592] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 18594 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18594
[pid 18594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18592] +++ killed by SIGHUP +++
[pid 18594] setpgid(0, 0)               = 0
[pid 18594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18594] write(3, "1000", 4)         = 4
[pid 18594] close(3)                    = 0
[pid 18594] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18594] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18594] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18594] close(5)                    = 0
[pid 18594] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18598 attached
) = 18598
[pid 18594] tkill(18598, SIGSTOP)       = 0
[pid 18594] exit_group(0 <unfinished ...>
[pid 18598] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18594, si_uid=0} ---
[pid 18594] <... exit_group resumed>)   = ?
[pid 18598] --- stopped by SIGSTOP ---
[pid 18594] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18594, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18598] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18598] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18599 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18599
[pid 18599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18599] setpgid(0, 0)               = 0
[pid 18599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18599] write(3, "1000", 4)         = 4
[pid 18599] close(3)                    = 0
[pid 18599] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18599] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.153740][T18589] vhci_hcd vhci_hcd.0: port 0 already used
[  284.176787][T18594] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18599] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18599] close(5)                    = 0
[pid 18599] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18602 attached
) = 18602
[pid 18599] tkill(18602, SIGSTOP)       = 0
[pid 18599] exit_group(0)               = ?
[pid 18602] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18599, si_uid=0} ---
[pid 18602] --- stopped by SIGSTOP ---
[pid 18599] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18599, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18602] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18602] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18603 attached
, child_tidptr=0x555556c505d0) = 18603
[pid 18603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18603] setpgid(0, 0)               = 0
[pid 18603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18603] write(3, "1000", 4)         = 4
[pid 18603] close(3)                    = 0
[pid 18603] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18603] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18603] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18603] close(5)                    = 0
[pid 18603] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18606 attached
) = 18606
[pid 18603] tkill(18606, SIGSTOP)       = 0
[pid 18606] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18603, si_uid=0} ---
[pid 18603] exit_group(0 <unfinished ...>
[pid 18606] --- stopped by SIGSTOP ---
[pid 18603] <... exit_group resumed>)   = ?
[pid 18603] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18603, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18606] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18606] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18607 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18607
[pid 18607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18607] setpgid(0, 0)               = 0
[pid 18607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18607] write(3, "1000", 4)         = 4
[pid 18607] close(3)                    = 0
[pid 18607] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18607] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.199407][T18599] vhci_hcd vhci_hcd.0: port 0 already used
[  284.222393][T18603] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18607] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18607] close(5)                    = 0
[pid 18607] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18610 attached
) = 18610
[pid 18607] tkill(18610, SIGSTOP)       = 0
[pid 18610] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18607, si_uid=0} ---
[pid 18607] exit_group(0 <unfinished ...>
[pid 18610] --- stopped by SIGSTOP ---
[pid 18607] <... exit_group resumed>)   = ?
[pid 18607] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18607, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18610] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 18611 attached
[pid 18610] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18611
[pid 18611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18611] setpgid(0, 0)               = 0
[pid 18611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18611] write(3, "1000", 4)         = 4
[pid 18611] close(3)                    = 0
[pid 18611] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18611] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18611] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18611] close(5)                    = 0
[pid 18611] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18614 attached
) = 18614
[pid 18611] tkill(18614, SIGSTOP)       = 0
[pid 18611] exit_group(0 <unfinished ...>
[pid 18614] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18611, si_uid=0} ---
[pid 18614] --- stopped by SIGSTOP ---
[pid 18611] <... exit_group resumed>)   = ?
[pid 18611] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18611, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18614] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18615 attached
 <unfinished ...>
[pid 18614] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18615
[pid 18615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18615] setpgid(0, 0)               = 0
[pid 18615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18615] write(3, "1000", 4)         = 4
[pid 18615] close(3)                    = 0
[pid 18615] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18615] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18615] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18615] close(5)                    = 0
[  284.245687][T18607] vhci_hcd vhci_hcd.0: port 0 already used
[  284.267772][T18611] vhci_hcd vhci_hcd.0: port 0 already used
[  284.290287][T18615] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18615] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18618 attached
) = 18618
[pid 18615] tkill(18618, SIGSTOP)       = 0
[pid 18618] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18615, si_uid=0} ---
[pid 18615] exit_group(0 <unfinished ...>
[pid 18618] --- stopped by SIGSTOP ---
[pid 18615] <... exit_group resumed>)   = ?
[pid 18615] +++ exited with 0 +++
[pid 18618] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18615, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18618] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18619
./strace-static-x86_64: Process 18619 attached
[pid 18619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18619] setpgid(0, 0)               = 0
[pid 18619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18619] write(3, "1000", 4)         = 4
[pid 18619] close(3)                    = 0
[pid 18619] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18619] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18619] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18619] close(5)                    = 0
[pid 18619] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18622 attached
) = 18622
[pid 18619] tkill(18622, SIGSTOP <unfinished ...>
[pid 18622] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18619, si_uid=0} ---
[pid 18619] <... tkill resumed>)        = 0
[pid 18622] --- stopped by SIGSTOP ---
[pid 18619] exit_group(0)               = ?
[pid 18619] +++ exited with 0 +++
[pid 18622] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18622] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18623 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18623
[pid 18623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18623] setpgid(0, 0)               = 0
[pid 18623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18623] write(3, "1000", 4)         = 4
[pid 18623] close(3)                    = 0
[pid 18623] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18623] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18623] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18623] close(5)                    = 0
[pid 18623] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18626 attached
) = 18626
[pid 18623] tkill(18626, SIGSTOP)       = 0
[pid 18626] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18623, si_uid=0} ---
[pid 18626] --- stopped by SIGSTOP ---
[pid 18623] exit_group(0)               = ?
[pid 18623] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18626] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 18627 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18627
[pid 18627] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 18626] +++ killed by SIGHUP +++
[pid 18627] <... prctl resumed>)        = 0
[pid 18627] setpgid(0, 0)               = 0
[pid 18627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18627] write(3, "1000", 4)         = 4
[pid 18627] close(3)                    = 0
[pid 18627] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18627] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.314137][T18619] vhci_hcd vhci_hcd.0: port 0 already used
[  284.337123][T18623] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18627] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18627] close(5)                    = 0
[pid 18627] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18630 attached
) = 18630
[pid 18627] tkill(18630, SIGSTOP)       = 0
[pid 18630] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18627, si_uid=0} ---
[pid 18627] exit_group(0 <unfinished ...>
[pid 18630] --- stopped by SIGSTOP ---
[pid 18627] <... exit_group resumed>)   = ?
[pid 18627] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18630] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18630] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18631 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18631
[pid 18631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18631] setpgid(0, 0)               = 0
[pid 18631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18631] write(3, "1000", 4)         = 4
[pid 18631] close(3)                    = 0
[pid 18631] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18631] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18631] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18631] close(5)                    = 0
[pid 18631] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18635 attached
) = 18635
[pid 18631] tkill(18635, SIGSTOP)       = 0
[pid 18635] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18631, si_uid=0} ---
[pid 18631] exit_group(0)               = ?
[pid 18635] --- stopped by SIGSTOP ---
[pid 18631] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18631, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18635] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18635] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18637 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18637
[pid 18637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18637] setpgid(0, 0)               = 0
[pid 18637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18637] write(3, "1000", 4)         = 4
[pid 18637] close(3)                    = 0
[pid 18637] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18637] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18637] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18637] close(5)                    = 0
[pid 18637] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18640 attached
) = 18640
[pid 18637] tkill(18640, SIGSTOP)       = 0
[pid 18640] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18637, si_uid=0} ---
[pid 18637] exit_group(0 <unfinished ...>
[pid 18640] --- stopped by SIGSTOP ---
[pid 18637] <... exit_group resumed>)   = ?
[pid 18637] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18637, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18640] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18640] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18641 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18641
[pid 18641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18641] setpgid(0, 0)               = 0
[pid 18641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18641] write(3, "1000", 4)         = 4
[pid 18641] close(3)                    = 0
[pid 18641] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18641] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.360691][T18627] vhci_hcd vhci_hcd.0: port 0 already used
[  284.383953][T18631] vhci_hcd vhci_hcd.0: port 0 already used
[  284.406359][T18637] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18641] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18641] close(5)                    = 0
[pid 18641] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18644 attached
) = 18644
[pid 18641] tkill(18644, SIGSTOP)       = 0
[pid 18644] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18641, si_uid=0} ---
[pid 18641] exit_group(0 <unfinished ...>
[pid 18644] --- stopped by SIGSTOP ---
[pid 18641] <... exit_group resumed>)   = ?
[pid 18641] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18641, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18644] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18644] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18645 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18645
[pid 18645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18645] setpgid(0, 0)               = 0
[pid 18645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18645] write(3, "1000", 4)         = 4
[pid 18645] close(3)                    = 0
[pid 18645] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18645] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18645] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18645] close(5)                    = 0
[pid 18645] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18648 attached
) = 18648
[pid 18645] tkill(18648, SIGSTOP)       = 0
[pid 18648] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18645, si_uid=0} ---
[pid 18645] exit_group(0 <unfinished ...>
[pid 18648] --- stopped by SIGSTOP ---
[pid 18645] <... exit_group resumed>)   = ?
[pid 18645] +++ exited with 0 +++
[pid 18648] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18645, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18648] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18649 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18649
[pid 18649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18649] setpgid(0, 0)               = 0
[pid 18649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18649] write(3, "1000", 4)         = 4
[pid 18649] close(3)                    = 0
[pid 18649] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18649] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.428968][T18641] vhci_hcd vhci_hcd.0: port 0 already used
[  284.452710][T18645] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18649] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18649] close(5)                    = 0
[pid 18649] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18652 attached
) = 18652
[pid 18649] tkill(18652, SIGSTOP)       = 0
[pid 18649] exit_group(0 <unfinished ...>
[pid 18652] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18649, si_uid=0} ---
[pid 18649] <... exit_group resumed>)   = ?
[pid 18652] --- stopped by SIGSTOP ---
[pid 18649] +++ exited with 0 +++
[pid 18652] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18649, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18652] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18654 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18654
[pid 18654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18654] setpgid(0, 0)               = 0
[pid 18654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18654] write(3, "1000", 4)         = 4
[pid 18654] close(3)                    = 0
[pid 18654] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18654] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.475695][T18649] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18654] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18654] close(5)                    = 0
[pid 18654] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18658 attached
) = 18658
[pid 18654] tkill(18658, SIGSTOP)       = 0
[pid 18658] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18654, si_uid=0} ---
[pid 18658] --- stopped by SIGSTOP ---
[pid 18654] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18658, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18654] exit_group(0)               = ?
[pid 18654] +++ exited with 0 +++
[pid 18658] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18654, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18658] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18659 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18659
[pid 18659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18659] setpgid(0, 0)               = 0
[pid 18659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18659] write(3, "1000", 4)         = 4
[pid 18659] close(3)                    = 0
[pid 18659] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18659] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18659] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18659] close(5)                    = 0
[pid 18659] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18662 attached
) = 18662
[pid 18659] tkill(18662, SIGSTOP)       = 0
[pid 18662] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18659, si_uid=0} ---
[pid 18659] exit_group(0 <unfinished ...>
[pid 18662] --- stopped by SIGSTOP ---
[pid 18659] <... exit_group resumed>)   = ?
[pid 18659] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18659, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18662] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18662] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18663 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18663
[pid 18663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18663] setpgid(0, 0)               = 0
[pid 18663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18663] write(3, "1000", 4)         = 4
[pid 18663] close(3)                    = 0
[pid 18663] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18663] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18663] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18663] close(5)                    = 0
[pid 18663] clone(child_stack=NULL, flags=0) = 18666
[  284.507932][T18654] vhci_hcd vhci_hcd.0: port 0 already used
[  284.530574][T18659] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18663] tkill(18666, SIGSTOP)       = 0
[pid 18663] exit_group(0)               = ?
[pid 18663] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18663, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18667
./strace-static-x86_64: Process 18666 attached
[pid 18666] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18663, si_uid=0} ---
[pid 18666] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 18667 attached
[pid 18667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18667] setpgid(0, 0)               = 0
[pid 18667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18667] write(3, "1000", 4)         = 4
[pid 18667] close(3)                    = 0
[pid 18667] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18667] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.552885][T18663] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18667] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18667] close(5)                    = 0
[pid 18667] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18671 attached
) = 18671
[pid 18667] tkill(18671, SIGSTOP)       = 0
[pid 18671] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18667, si_uid=0} ---
[pid 18667] exit_group(0 <unfinished ...>
[pid 18671] --- stopped by SIGSTOP ---
[pid 18667] <... exit_group resumed>)   = ?
[pid 18667] +++ exited with 0 +++
[pid 18671] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18667, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18671] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18673 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18673
[pid 18673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18673] setpgid(0, 0)               = 0
[pid 18673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18673] write(3, "1000", 4)         = 4
[pid 18673] close(3)                    = 0
[pid 18673] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18673] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18673] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18673] close(5)                    = 0
[pid 18673] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18676 attached
) = 18676
[pid 18673] tkill(18676, SIGSTOP)       = 0
[pid 18676] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18673, si_uid=0} ---
[pid 18673] exit_group(0 <unfinished ...>
[pid 18676] --- stopped by SIGSTOP ---
[pid 18673] <... exit_group resumed>)   = ?
[pid 18673] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18673, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18676] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18676] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18677 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18677
[pid 18677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18677] setpgid(0, 0)               = 0
[pid 18677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18677] write(3, "1000", 4)         = 4
[pid 18677] close(3)                    = 0
[pid 18677] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18677] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.579450][T18667] vhci_hcd vhci_hcd.0: port 0 already used
[  284.601987][T18673] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18677] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18677] close(5)                    = 0
[pid 18677] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18680 attached
) = 18680
[pid 18677] tkill(18680, SIGSTOP)       = 0
[pid 18677] exit_group(0 <unfinished ...>
[pid 18680] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18677, si_uid=0} ---
[pid 18677] <... exit_group resumed>)   = ?
[pid 18680] --- stopped by SIGSTOP ---
[pid 18677] +++ exited with 0 +++
[pid 18680] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18677, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18680] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18681 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18681
[pid 18681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18681] setpgid(0, 0)               = 0
[pid 18681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18681] write(3, "1000", 4)         = 4
[pid 18681] close(3)                    = 0
[pid 18681] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18681] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18681] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18681] close(5)                    = 0
[pid 18681] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18684 attached
) = 18684
[pid 18681] tkill(18684, SIGSTOP)       = 0
[pid 18681] exit_group(0 <unfinished ...>
[pid 18684] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18681, si_uid=0} ---
[pid 18681] <... exit_group resumed>)   = ?
[pid 18684] --- stopped by SIGSTOP ---
[pid 18681] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18681, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18684] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18684] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18685 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18685
[pid 18685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18685] setpgid(0, 0)               = 0
[pid 18685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18685] write(3, "1000", 4)         = 4
[pid 18685] close(3)                    = 0
[pid 18685] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18685] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.625031][T18677] vhci_hcd vhci_hcd.0: port 0 already used
[  284.647877][T18681] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18685] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18685] close(5)                    = 0
[pid 18685] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18688 attached
) = 18688
[pid 18685] tkill(18688, SIGSTOP)       = 0
[pid 18688] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18685, si_uid=0} ---
[pid 18685] exit_group(0 <unfinished ...>
[pid 18688] --- stopped by SIGSTOP ---
[pid 18685] <... exit_group resumed>)   = ?
[pid 18685] +++ exited with 0 +++
[pid 18688] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18685, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18688] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18689 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18689
[pid 18689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18689] setpgid(0, 0)               = 0
[pid 18689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18689] write(3, "1000", 4)         = 4
[pid 18689] close(3)                    = 0
[pid 18689] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18689] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18689] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18689] close(5)                    = 0
[pid 18689] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18692 attached
) = 18692
[pid 18689] tkill(18692, SIGSTOP)       = 0
[pid 18689] exit_group(0 <unfinished ...>
[pid 18692] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18689, si_uid=0} ---
[pid 18689] <... exit_group resumed>)   = ?
[pid 18692] --- stopped by SIGSTOP ---
[pid 18689] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18689, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18692] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
./strace-static-x86_64: Process 18693 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18693
[pid 18693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18692] +++ killed by SIGHUP +++
[pid 18693] setpgid(0, 0)               = 0
[pid 18693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18693] write(3, "1000", 4)         = 4
[pid 18693] close(3)                    = 0
[pid 18693] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18693] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.670548][T18685] vhci_hcd vhci_hcd.0: port 0 already used
[  284.692909][T18689] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18693] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18693] close(5)                    = 0
[pid 18693] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18696 attached
) = 18696
[pid 18693] tkill(18696, SIGSTOP)       = 0
[pid 18696] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18693, si_uid=0} ---
[pid 18693] exit_group(0 <unfinished ...>
[pid 18696] --- stopped by SIGSTOP ---
[pid 18693] <... exit_group resumed>)   = ?
[pid 18693] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18693, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18696] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18696] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18697 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18697
[pid 18697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18697] setpgid(0, 0)               = 0
[pid 18697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18697] write(3, "1000", 4)         = 4
[pid 18697] close(3)                    = 0
[pid 18697] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18697] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18697] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18697] close(5)                    = 0
[pid 18697] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18700 attached
) = 18700
[pid 18697] tkill(18700, SIGSTOP)       = 0
[pid 18700] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18697, si_uid=0} ---
[pid 18697] exit_group(0 <unfinished ...>
[pid 18700] --- stopped by SIGSTOP ---
[pid 18697] <... exit_group resumed>)   = ?
[pid 18697] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18697, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18700] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18700] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18701 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18701
[pid 18701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18701] setpgid(0, 0)               = 0
[pid 18701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18701] write(3, "1000", 4)         = 4
[pid 18701] close(3)                    = 0
[pid 18701] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18701] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.723013][T18693] vhci_hcd vhci_hcd.0: port 0 already used
[  284.745333][T18697] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18701] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18701] close(5)                    = 0
[pid 18701] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18704 attached
) = 18704
[pid 18701] tkill(18704, SIGSTOP)       = 0
[pid 18701] exit_group(0)               = ?
[pid 18704] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18701, si_uid=0} ---
[pid 18701] +++ exited with 0 +++
[pid 18704] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18701, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18705 attached
, child_tidptr=0x555556c505d0) = 18705
[pid 18705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18705] setpgid(0, 0)               = 0
[pid 18705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18705] write(3, "1000", 4)         = 4
[pid 18705] close(3)                    = 0
[pid 18705] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18705] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18705] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18705] close(5)                    = 0
[pid 18705] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18708 attached
) = 18708
[pid 18705] tkill(18708, SIGSTOP)       = 0
[pid 18708] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18705, si_uid=0} ---
[pid 18705] exit_group(0 <unfinished ...>
[pid 18708] --- stopped by SIGSTOP ---
[pid 18705] <... exit_group resumed>)   = ?
[pid 18705] +++ exited with 0 +++
[pid 18708] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18705, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18708] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18709 attached
, child_tidptr=0x555556c505d0) = 18709
[pid 18709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18709] setpgid(0, 0)               = 0
[pid 18709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18709] write(3, "1000", 4)         = 4
[pid 18709] close(3)                    = 0
[pid 18709] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18709] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18709] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18709] close(5)                    = 0
[pid 18709] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18712 attached
) = 18712
[pid 18709] tkill(18712, SIGSTOP)       = 0
[pid 18712] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18709, si_uid=0} ---
[pid 18709] exit_group(0 <unfinished ...>
[pid 18712] --- stopped by SIGSTOP ---
[pid 18709] <... exit_group resumed>)   = ?
[pid 18709] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18709, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18712] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18713 attached
 <unfinished ...>
[pid 18712] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18713
[pid 18713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18713] setpgid(0, 0)               = 0
[pid 18713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18713] write(3, "1000", 4)         = 4
[pid 18713] close(3)                    = 0
[pid 18713] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18713] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.768349][T18701] vhci_hcd vhci_hcd.0: port 0 already used
[  284.789344][T18705] vhci_hcd vhci_hcd.0: port 0 already used
[  284.811592][T18709] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18713] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18713] close(5)                    = 0
[pid 18713] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18716 attached
) = 18716
[pid 18713] tkill(18716, SIGSTOP)       = 0
[pid 18716] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18713, si_uid=0} ---
[pid 18713] exit_group(0 <unfinished ...>
[pid 18716] --- stopped by SIGSTOP ---
[pid 18713] <... exit_group resumed>)   = ?
[pid 18713] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18713, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18716] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18716] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18717 attached
, child_tidptr=0x555556c505d0) = 18717
[pid 18717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18717] setpgid(0, 0)               = 0
[pid 18717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18717] write(3, "1000", 4)         = 4
[pid 18717] close(3)                    = 0
[pid 18717] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18717] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18717] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18717] close(5)                    = 0
[pid 18717] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18720 attached
) = 18720
[pid 18717] tkill(18720, SIGSTOP)       = 0
[pid 18717] exit_group(0 <unfinished ...>
[pid 18720] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18717, si_uid=0} ---
[pid 18717] <... exit_group resumed>)   = ?
[pid 18720] --- stopped by SIGSTOP ---
[pid 18717] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18717, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18720] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18721 attached
, child_tidptr=0x555556c505d0) = 18721
[pid 18720] +++ killed by SIGHUP +++
[pid 18721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18721] setpgid(0, 0)               = 0
[pid 18721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18721] write(3, "1000", 4)         = 4
[pid 18721] close(3)                    = 0
[pid 18721] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18721] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18721] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18721] close(5)                    = 0
[  284.833807][T18713] vhci_hcd vhci_hcd.0: port 0 already used
[  284.856706][T18717] vhci_hcd vhci_hcd.0: port 0 already used
[  284.878413][T18721] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18721] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18724 attached
) = 18724
[pid 18721] tkill(18724, SIGSTOP)       = 0
[pid 18724] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18721, si_uid=0} ---
[pid 18721] exit_group(0 <unfinished ...>
[pid 18724] --- stopped by SIGSTOP ---
[pid 18721] <... exit_group resumed>)   = ?
[pid 18721] +++ exited with 0 +++
[pid 18724] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18721, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18724] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18726
./strace-static-x86_64: Process 18726 attached
[pid 18726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18726] setpgid(0, 0)               = 0
[pid 18726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18726] write(3, "1000", 4)         = 4
[pid 18726] close(3)                    = 0
[pid 18726] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18726] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18726] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18726] close(5)                    = 0
[pid 18726] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18730 attached
) = 18730
[pid 18726] tkill(18730, SIGSTOP)       = 0
[pid 18730] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18726, si_uid=0} ---
[pid 18726] exit_group(0 <unfinished ...>
[pid 18730] --- stopped by SIGSTOP ---
[pid 18726] <... exit_group resumed>)   = ?
[pid 18726] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18726, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18730] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18731 attached
, child_tidptr=0x555556c505d0) = 18731
[pid 18730] +++ killed by SIGHUP +++
[pid 18731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18731] setpgid(0, 0)               = 0
[pid 18731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18731] write(3, "1000", 4)         = 4
[pid 18731] close(3)                    = 0
[pid 18731] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18731] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18731] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18731] close(5)                    = 0
[pid 18731] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18734 attached
) = 18734
[pid 18731] tkill(18734, SIGSTOP)       = 0
[pid 18734] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18731, si_uid=0} ---
[pid 18731] exit_group(0 <unfinished ...>
[pid 18734] --- stopped by SIGSTOP ---
[pid 18731] <... exit_group resumed>)   = ?
[pid 18731] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18731, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18734] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18734] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18735 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18735
[pid 18735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18735] setpgid(0, 0)               = 0
[pid 18735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18735] write(3, "1000", 4)         = 4
[pid 18735] close(3)                    = 0
[pid 18735] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18735] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18735] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18735] close(5)                    = 0
[pid 18735] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18738 attached
) = 18738
[pid 18735] tkill(18738, SIGSTOP)       = 0
[pid 18738] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18735, si_uid=0} ---
[pid 18738] --- stopped by SIGSTOP ---
[pid 18735] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=18738, si_uid=0, si_status=SIGSTOP, si_utime=0, si_stime=0} ---
[pid 18735] exit_group(0)               = ?
[pid 18735] +++ exited with 0 +++
[pid 18738] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18735, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18738] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18739 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18739
[pid 18739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[  284.902249][T18726] vhci_hcd vhci_hcd.0: port 0 already used
[  284.924472][T18731] vhci_hcd vhci_hcd.0: port 0 already used
[  284.946686][T18735] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18739] setpgid(0, 0)               = 0
[pid 18739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18739] write(3, "1000", 4)         = 4
[pid 18739] close(3)                    = 0
[pid 18739] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18739] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18739] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18739] close(5)                    = 0
[pid 18739] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18742 attached
) = 18742
[pid 18739] tkill(18742, SIGSTOP)       = 0
[pid 18742] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18739, si_uid=0} ---
[pid 18739] exit_group(0 <unfinished ...>
[pid 18742] --- stopped by SIGSTOP ---
[pid 18739] <... exit_group resumed>)   = ?
[pid 18739] +++ exited with 0 +++
[pid 18742] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18739, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18742] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18743 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18743
[pid 18743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18743] setpgid(0, 0)               = 0
[pid 18743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18743] write(3, "1000", 4)         = 4
[pid 18743] close(3)                    = 0
[pid 18743] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18743] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18743] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18743] close(5)                    = 0
[pid 18743] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18746 attached
) = 18746
[pid 18743] tkill(18746, SIGSTOP)       = 0
[pid 18746] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18743, si_uid=0} ---
[pid 18743] exit_group(0 <unfinished ...>
[pid 18746] --- stopped by SIGSTOP ---
[pid 18743] <... exit_group resumed>)   = ?
[pid 18743] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18743, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18746] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18747 attached
 <unfinished ...>
[pid 18746] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18747
[pid 18747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18747] setpgid(0, 0)               = 0
[pid 18747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18747] write(3, "1000", 4)         = 4
[pid 18747] close(3)                    = 0
[pid 18747] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18747] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18747] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18747] close(5)                    = 0
[pid 18747] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18750 attached
) = 18750
[pid 18747] tkill(18750, SIGSTOP)       = 0
[pid 18750] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18747, si_uid=0} ---
[pid 18747] exit_group(0)               = ?
[pid 18750] --- stopped by SIGSTOP ---
[pid 18747] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18747, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18750] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18750] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18751 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18751
[pid 18751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18751] setpgid(0, 0)               = 0
[pid 18751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18751] write(3, "1000", 4)         = 4
[pid 18751] close(3)                    = 0
[pid 18751] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18751] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  284.969212][T18739] vhci_hcd vhci_hcd.0: port 0 already used
[  284.991910][T18743] vhci_hcd vhci_hcd.0: port 0 already used
[  285.012739][T18747] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18751] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18751] close(5)                    = 0
[pid 18751] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18755 attached
) = 18755
[pid 18751] tkill(18755, SIGSTOP)       = 0
[pid 18755] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18751, si_uid=0} ---
[pid 18751] exit_group(0)               = ?
[pid 18755] --- stopped by SIGSTOP ---
[pid 18751] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18751, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18755] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18755] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18757 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18757
[pid 18757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18757] setpgid(0, 0)               = 0
[pid 18757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18757] write(3, "1000", 4)         = 4
[pid 18757] close(3)                    = 0
[pid 18757] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18757] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18757] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18757] close(5)                    = 0
[pid 18757] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18760 attached
) = 18760
[pid 18757] tkill(18760, SIGSTOP)       = 0
[pid 18760] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18757, si_uid=0} ---
[pid 18757] exit_group(0 <unfinished ...>
[pid 18760] --- stopped by SIGSTOP ---
[pid 18757] <... exit_group resumed>)   = ?
[pid 18757] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18757, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18760] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18760] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18761 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18761
[pid 18761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18761] setpgid(0, 0)               = 0
[pid 18761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18761] write(3, "1000", 4)         = 4
[pid 18761] close(3)                    = 0
[pid 18761] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18761] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.034752][T18751] vhci_hcd vhci_hcd.0: port 0 already used
[  285.067649][T18757] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18761] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18761] close(5)                    = 0
[pid 18761] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18764 attached
) = 18764
[pid 18761] tkill(18764, SIGSTOP)       = 0
[pid 18761] exit_group(0)               = ?
[pid 18764] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18761, si_uid=0} ---
[pid 18764] --- stopped by SIGSTOP ---
[pid 18761] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18761, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18764] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18764] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18765 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18765
[pid 18765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18765] setpgid(0, 0)               = 0
[pid 18765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18765] write(3, "1000", 4)         = 4
[pid 18765] close(3)                    = 0
[pid 18765] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18765] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18765] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18765] close(5)                    = 0
[pid 18765] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18768 attached
) = 18768
[pid 18765] tkill(18768, SIGSTOP)       = 0
[pid 18768] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18765, si_uid=0} ---
[pid 18765] exit_group(0 <unfinished ...>
[pid 18768] --- stopped by SIGSTOP ---
[pid 18765] <... exit_group resumed>)   = ?
[pid 18765] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18765, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18768] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18768] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18769 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18769
[pid 18769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18769] setpgid(0, 0)               = 0
[pid 18769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18769] write(3, "1000", 4)         = 4
[pid 18769] close(3)                    = 0
[pid 18769] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18769] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.089651][T18761] vhci_hcd vhci_hcd.0: port 0 already used
[  285.112427][T18765] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18769] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18769] close(5)                    = 0
[pid 18769] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18772 attached
) = 18772
[pid 18769] tkill(18772, SIGSTOP)       = 0
[pid 18772] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18769, si_uid=0} ---
[pid 18769] exit_group(0)               = ?
[pid 18772] --- stopped by SIGSTOP ---
[pid 18769] +++ exited with 0 +++
[pid 18772] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18769, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18773 attached
 <unfinished ...>
[pid 18772] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18773
[pid 18773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18773] setpgid(0, 0)               = 0
[pid 18773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18773] write(3, "1000", 4)         = 4
[pid 18773] close(3)                    = 0
[pid 18773] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18773] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18773] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18773] close(5)                    = 0
[pid 18773] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18776 attached
) = 18776
[pid 18773] tkill(18776, SIGSTOP)       = 0
[pid 18776] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18773, si_uid=0} ---
[pid 18773] exit_group(0 <unfinished ...>
[pid 18776] --- stopped by SIGSTOP ---
[pid 18773] <... exit_group resumed>)   = ?
[pid 18773] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18773, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18776] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18776] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18778 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18778
[pid 18778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18778] setpgid(0, 0)               = 0
[pid 18778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18778] write(3, "1000", 4)         = 4
[pid 18778] close(3)                    = 0
[pid 18778] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18778] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18778] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18778] close(5)                    = 0
[pid 18778] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18782 attached
) = 18782
[pid 18778] tkill(18782, SIGSTOP)       = 0
[pid 18778] exit_group(0 <unfinished ...>
[pid 18782] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18778, si_uid=0} ---
[pid 18778] <... exit_group resumed>)   = ?
[pid 18782] --- stopped by SIGSTOP ---
[pid 18778] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18778, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18782] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18782] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18783 attached
, child_tidptr=0x555556c505d0) = 18783
[pid 18783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18783] setpgid(0, 0)               = 0
[pid 18783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18783] write(3, "1000", 4)         = 4
[pid 18783] close(3)                    = 0
[pid 18783] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18783] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.134759][T18769] vhci_hcd vhci_hcd.0: port 0 already used
[  285.155872][T18773] vhci_hcd vhci_hcd.0: port 0 already used
[  285.179210][T18778] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18783] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18783] close(5)                    = 0
[pid 18783] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18786 attached
) = 18786
[pid 18783] tkill(18786, SIGSTOP)       = 0
[pid 18783] exit_group(0 <unfinished ...>
[pid 18786] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18783, si_uid=0} ---
[pid 18783] <... exit_group resumed>)   = ?
[pid 18786] --- stopped by SIGSTOP ---
[pid 18783] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18783, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18786] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18787 attached
, child_tidptr=0x555556c505d0) = 18787
[pid 18787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18786] +++ killed by SIGHUP +++
[pid 18787] setpgid(0, 0)               = 0
[pid 18787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18787] write(3, "1000", 4)         = 4
[pid 18787] close(3)                    = 0
[pid 18787] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18787] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18787] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18787] close(5)                    = 0
[pid 18787] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18790 attached
) = 18790
[pid 18787] tkill(18790, SIGSTOP)       = 0
[pid 18787] exit_group(0 <unfinished ...>
[pid 18790] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18787, si_uid=0} ---
[pid 18787] <... exit_group resumed>)   = ?
[pid 18790] --- stopped by SIGSTOP ---
[pid 18787] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18787, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18790] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18790] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18791 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18791
[pid 18791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18791] setpgid(0, 0)               = 0
[pid 18791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18791] write(3, "1000", 4)         = 4
[pid 18791] close(3)                    = 0
[pid 18791] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18791] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18791] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18791] close(5)                    = 0
[pid 18791] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18794 attached
) = 18794
[pid 18791] tkill(18794, SIGSTOP)       = 0
[pid 18794] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18791, si_uid=0} ---
[pid 18794] --- stopped by SIGSTOP ---
[pid 18791] exit_group(0)               = ?
[pid 18791] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18791, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18794] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid 18794] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18795 attached
, child_tidptr=0x555556c505d0) = 18795
[pid 18795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18795] setpgid(0, 0)               = 0
[pid 18795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18795] write(3, "1000", 4)         = 4
[pid 18795] close(3)                    = 0
[pid 18795] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18795] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.202316][T18783] vhci_hcd vhci_hcd.0: port 0 already used
[  285.222740][T18787] vhci_hcd vhci_hcd.0: port 0 already used
[  285.246144][T18791] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18795] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18795] close(5)                    = 0
[pid 18795] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18798 attached
) = 18798
[pid 18795] tkill(18798, SIGSTOP)       = 0
[pid 18798] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18795, si_uid=0} ---
[pid 18795] exit_group(0 <unfinished ...>
[pid 18798] --- stopped by SIGSTOP ---
[pid 18795] <... exit_group resumed>)   = ?
[pid 18795] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18795, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18798] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18798] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18799 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18799
[pid 18799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18799] setpgid(0, 0)               = 0
[pid 18799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18799] write(3, "1000", 4)         = 4
[pid 18799] close(3)                    = 0
[pid 18799] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18799] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18799] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18799] close(5)                    = 0
[pid 18799] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18802 attached
) = 18802
[pid 18799] tkill(18802, SIGSTOP)       = 0
[pid 18799] exit_group(0 <unfinished ...>
[pid 18802] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18799, si_uid=0} ---
[pid 18799] <... exit_group resumed>)   = ?
[pid 18799] +++ exited with 0 +++
[pid 18802] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18799, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18803 attached
, child_tidptr=0x555556c505d0) = 18803
[pid 18803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18803] setpgid(0, 0)               = 0
[pid 18803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18803] write(3, "1000", 4)         = 4
[pid 18803] close(3)                    = 0
[pid 18803] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18803] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18803] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18803] close(5)                    = 0
[pid 18803] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18806 attached
) = 18806
[pid 18803] tkill(18806, SIGSTOP)       = 0
[pid 18803] exit_group(0)               = ?
[pid 18806] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18803, si_uid=0} ---
[pid 18806] --- stopped by SIGSTOP ---
[pid 18803] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18803, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18806] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18806] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18807 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18807
[  285.268963][T18795] vhci_hcd vhci_hcd.0: port 0 already used
[  285.291426][T18799] vhci_hcd vhci_hcd.0: port 0 already used
[  285.313425][T18803] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18807] setpgid(0, 0)               = 0
[pid 18807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18807] write(3, "1000", 4)         = 4
[pid 18807] close(3)                    = 0
[pid 18807] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18807] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18807] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18807] close(5)                    = 0
[pid 18807] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18810 attached
) = 18810
[pid 18807] tkill(18810, SIGSTOP)       = 0
[pid 18807] exit_group(0 <unfinished ...>
[pid 18810] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18807, si_uid=0} ---
[pid 18807] <... exit_group resumed>)   = ?
[pid 18810] --- stopped by SIGSTOP ---
[pid 18807] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18807, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18810] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18810] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18811 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18811
[pid 18811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18811] setpgid(0, 0)               = 0
[pid 18811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18811] write(3, "1000", 4)         = 4
[pid 18811] close(3)                    = 0
[pid 18811] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18811] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18811] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18811] close(5)                    = 0
[pid 18811] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18814 attached
) = 18814
[pid 18811] tkill(18814, SIGSTOP)       = 0
[pid 18814] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18811, si_uid=0} ---
[pid 18811] exit_group(0 <unfinished ...>
[pid 18814] --- stopped by SIGSTOP ---
[pid 18811] <... exit_group resumed>)   = ?
[pid 18811] +++ exited with 0 +++
[pid 18814] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18811, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18814] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18815
./strace-static-x86_64: Process 18815 attached
[pid 18815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18815] setpgid(0, 0)               = 0
[pid 18815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18815] write(3, "1000", 4)         = 4
[pid 18815] close(3)                    = 0
[pid 18815] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18815] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.336858][T18807] vhci_hcd vhci_hcd.0: port 0 already used
[  285.357870][T18811] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18815] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18815] close(5)                    = 0
[pid 18815] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18818 attached
) = 18818
[pid 18815] tkill(18818, SIGSTOP)       = 0
[pid 18815] exit_group(0)               = ?
[pid 18818] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18815, si_uid=0} ---
[pid 18815] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18815, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18818] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18819 attached
, child_tidptr=0x555556c505d0) = 18819
[pid 18819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18819] setpgid(0, 0)               = 0
[pid 18819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18819] write(3, "1000", 4)         = 4
[pid 18819] close(3)                    = 0
[pid 18819] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18819] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18819] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18819] close(5)                    = 0
[pid 18819] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18822 attached
) = 18822
[pid 18819] tkill(18822, SIGSTOP)       = 0
[pid 18822] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18819, si_uid=0} ---
[pid 18819] exit_group(0)               = ?
[pid 18822] --- stopped by SIGSTOP ---
[pid 18819] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18819, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18822] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid 18822] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18823 attached
, child_tidptr=0x555556c505d0) = 18823
[pid 18823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18823] setpgid(0, 0)               = 0
[pid 18823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18823] write(3, "1000", 4)         = 4
[pid 18823] close(3)                    = 0
[pid 18823] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18823] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.382233][T18815] vhci_hcd vhci_hcd.0: port 0 already used
[  285.405411][T18819] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18823] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18823] close(5)                    = 0
[pid 18823] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18826 attached
) = 18826
[pid 18823] tkill(18826, SIGSTOP)       = 0
[pid 18826] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18823, si_uid=0} ---
[pid 18823] exit_group(0 <unfinished ...>
[pid 18826] --- stopped by SIGSTOP ---
[pid 18823] <... exit_group resumed>)   = ?
[pid 18823] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18823, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18826] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18826] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18827 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18827
[pid 18827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18827] setpgid(0, 0)               = 0
[pid 18827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18827] write(3, "1000", 4)         = 4
[pid 18827] close(3)                    = 0
[pid 18827] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18827] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18827] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18827] close(5)                    = 0
[pid 18827] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18830 attached
) = 18830
[pid 18827] tkill(18830, SIGSTOP)       = 0
[pid 18830] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18827, si_uid=0} ---
[pid 18827] exit_group(0 <unfinished ...>
[pid 18830] --- stopped by SIGSTOP ---
[pid 18827] <... exit_group resumed>)   = ?
[pid 18827] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18827, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18830] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18830] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18831 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18831
[  285.428198][T18823] vhci_hcd vhci_hcd.0: port 0 already used
[  285.450880][T18827] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18831] setpgid(0, 0)               = 0
[pid 18831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18831] write(3, "1000", 4)         = 4
[pid 18831] close(3)                    = 0
[pid 18831] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18831] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18831] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18831] close(5)                    = 0
[pid 18831] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18834 attached
) = 18834
[pid 18831] tkill(18834, SIGSTOP)       = 0
[pid 18831] exit_group(0)               = ?
[pid 18834] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18831, si_uid=0} ---
[pid 18831] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18831, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18834] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18835 attached
, child_tidptr=0x555556c505d0) = 18835
[pid 18835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18835] setpgid(0, 0)               = 0
[pid 18835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18835] write(3, "1000", 4)         = 4
[pid 18835] close(3)                    = 0
[pid 18835] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18835] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18835] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18835] close(5)                    = 0
[pid 18835] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18838 attached
) = 18838
[pid 18835] tkill(18838, SIGSTOP)       = 0
[pid 18835] exit_group(0 <unfinished ...>
[pid 18838] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18835, si_uid=0} ---
[pid 18835] <... exit_group resumed>)   = ?
[pid 18835] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18835, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18838] --- stopped by SIGSTOP ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18839 attached
, child_tidptr=0x555556c505d0) = 18839
[pid 18839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18839] setpgid(0, 0)               = 0
[pid 18839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18839] write(3, "1000", 4)         = 4
[pid 18839] close(3)                    = 0
[pid 18839] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18839] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18839] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18839] close(5)                    = 0
[pid 18839] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18842 attached
) = 18842
[pid 18839] tkill(18842, SIGSTOP)       = 0
[pid 18839] exit_group(0)               = ?
[pid 18842] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18839, si_uid=0} ---
[pid 18842] --- stopped by SIGSTOP ---
[pid 18839] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18839, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18843 attached
, child_tidptr=0x555556c505d0) = 18843
[pid 18843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18843] setpgid(0, 0)               = 0
[pid 18843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18843] write(3, "1000", 4)         = 4
[pid 18843] close(3)                    = 0
[pid 18843] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18843] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.473248][T18831] vhci_hcd vhci_hcd.0: port 0 already used
[  285.494210][T18835] vhci_hcd vhci_hcd.0: port 0 already used
[  285.517018][T18839] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18843] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18843] close(5)                    = 0
[pid 18843] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18846 attached
) = 18846
[pid 18843] tkill(18846, SIGSTOP)       = 0
[pid 18846] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18843, si_uid=0} ---
[pid 18843] exit_group(0 <unfinished ...>
[pid 18846] --- stopped by SIGSTOP ---
[pid 18843] <... exit_group resumed>)   = ?
[pid 18843] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18843, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18846] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18846] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18847 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18847
[pid 18847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18847] setpgid(0, 0)               = 0
[pid 18847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18847] write(3, "1000", 4)         = 4
[pid 18847] close(3)                    = 0
[pid 18847] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18847] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18847] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18847] close(5)                    = 0
[pid 18847] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18850 attached
) = 18850
[pid 18847] tkill(18850, SIGSTOP)       = 0
[pid 18850] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18847, si_uid=0} ---
[pid 18847] exit_group(0 <unfinished ...>
[pid 18850] --- stopped by SIGSTOP ---
[pid 18847] <... exit_group resumed>)   = ?
[pid 18847] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18847, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18850] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18850] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18851 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18851
[pid 18851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18851] setpgid(0, 0)               = 0
[pid 18851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18851] write(3, "1000", 4)         = 4
[pid 18851] close(3)                    = 0
[pid 18851] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18851] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18851] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18851] close(5)                    = 0
[pid 18851] clone(child_stack=NULL, flags=0) = 18854
[pid 18851] tkill(18854, SIGSTOP)       = 0
[pid 18851] exit_group(0)               = ?
[pid 18851] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18851, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18855
./strace-static-x86_64: Process 18855 attached
[pid 18855] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 18854 attached
) = 0
[pid 18855] setpgid(0, 0 <unfinished ...>
[pid 18854] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18851, si_uid=0} ---
[pid 18855] <... setpgid resumed>)      = 0
[pid 18854] --- stopped by SIGSTOP ---
[pid 18855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18855] write(3, "1000", 4)         = 4
[pid 18855] close(3)                    = 0
[pid 18855] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18855] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.538984][T18843] vhci_hcd vhci_hcd.0: port 0 already used
[  285.559929][T18847] vhci_hcd vhci_hcd.0: port 0 already used
[  285.581441][T18851] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18855] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18855] close(5)                    = 0
[pid 18855] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18858 attached
) = 18858
[pid 18855] tkill(18858, SIGSTOP)       = 0
[pid 18858] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18855, si_uid=0} ---
[pid 18855] exit_group(0 <unfinished ...>
[pid 18858] --- stopped by SIGSTOP ---
[pid 18855] <... exit_group resumed>)   = ?
[pid 18855] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18855, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18858] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18858] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18859 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18859
[pid 18859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18859] setpgid(0, 0)               = 0
[pid 18859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18859] write(3, "1000", 4)         = 4
[pid 18859] close(3)                    = 0
[pid 18859] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18859] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18859] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18859] close(5)                    = 0
[pid 18859] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18862 attached
) = 18862
[pid 18859] tkill(18862, SIGSTOP)       = 0
[pid 18859] exit_group(0 <unfinished ...>
[pid 18862] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18859, si_uid=0} ---
[pid 18859] <... exit_group resumed>)   = ?
[pid 18862] --- stopped by SIGSTOP ---
[pid 18859] +++ exited with 0 +++
[pid 18862] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18859, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18862] +++ killed by SIGHUP +++
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18863
./strace-static-x86_64: Process 18863 attached
[pid 18863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18863] setpgid(0, 0)               = 0
[pid 18863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18863] write(3, "1000", 4)         = 4
[pid 18863] close(3)                    = 0
[pid 18863] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18863] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18863] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18863] close(5)                    = 0
[pid 18863] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18866 attached
) = 18866
[pid 18863] tkill(18866, SIGSTOP)       = 0
[pid 18863] exit_group(0 <unfinished ...>
[pid 18866] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18863, si_uid=0} ---
[pid 18863] <... exit_group resumed>)   = ?
[pid 18866] --- stopped by SIGSTOP ---
[pid 18863] +++ exited with 0 +++
[pid 18866] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18863, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[  285.610377][T18855] vhci_hcd vhci_hcd.0: port 0 already used
[  285.632881][T18859] vhci_hcd vhci_hcd.0: port 0 already used
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18866] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18867 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18867
[pid 18867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18867] setpgid(0, 0)               = 0
[pid 18867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18867] write(3, "1000", 4)         = 4
[pid 18867] close(3)                    = 0
[pid 18867] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18867] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18867] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18867] close(5)                    = 0
[pid 18867] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18870 attached
) = 18870
[pid 18867] tkill(18870, SIGSTOP)       = 0
[pid 18870] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18867, si_uid=0} ---
[pid 18867] exit_group(0 <unfinished ...>
[pid 18870] --- stopped by SIGSTOP ---
[pid 18867] <... exit_group resumed>)   = ?
[pid 18867] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18867, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 18870] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] <... restart_syscall resumed>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18871
./strace-static-x86_64: Process 18871 attached
[pid 18870] +++ killed by SIGHUP +++
[pid 18871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18871] setpgid(0, 0)               = 0
[pid 18871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18871] write(3, "1000", 4)         = 4
[pid 18871] close(3)                    = 0
[pid 18871] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18871] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.656121][T18863] vhci_hcd vhci_hcd.0: port 0 already used
[  285.678239][T18867] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18871] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18871] close(5)                    = 0
[pid 18871] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18874 attached
) = 18874
[pid 18871] tkill(18874, SIGSTOP)       = 0
[pid 18871] exit_group(0 <unfinished ...>
[pid 18874] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18871, si_uid=0} ---
[pid 18871] <... exit_group resumed>)   = ?
[pid 18874] --- stopped by SIGSTOP ---
[pid 18871] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18871, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18874] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18874] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18875 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18875
[pid 18875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18875] setpgid(0, 0)               = 0
[pid 18875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18875] write(3, "1000", 4)         = 4
[pid 18875] close(3)                    = 0
[pid 18875] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18875] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18875] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18875] close(5)                    = 0
[pid 18875] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18878 attached
) = 18878
[pid 18875] tkill(18878, SIGSTOP)       = 0
[pid 18875] exit_group(0 <unfinished ...>
[pid 18878] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18875, si_uid=0} ---
[pid 18875] <... exit_group resumed>)   = ?
[pid 18878] --- stopped by SIGSTOP ---
[pid 18875] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18875, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid 18878] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 18878] +++ killed by SIGHUP +++
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18879 attached
, child_tidptr=0x555556c505d0) = 18879
[pid 18879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18879] setpgid(0, 0)               = 0
[pid 18879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18879] write(3, "1000", 4)         = 4
[pid 18879] close(3)                    = 0
[pid 18879] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18879] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.701296][T18871] vhci_hcd vhci_hcd.0: port 0 already used
[  285.723057][T18875] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18879] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18879] close(5)                    = 0
[pid 18879] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18882 attached
) = 18882
[pid 18879] tkill(18882, SIGSTOP)       = 0
[pid 18882] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18879, si_uid=0} ---
[pid 18879] exit_group(0 <unfinished ...>
[pid 18882] --- stopped by SIGSTOP ---
[pid 18879] <... exit_group resumed>)   = ?
[pid 18879] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18879, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18882] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 18882] +++ killed by SIGHUP +++
./strace-static-x86_64: Process 18883 attached
[pid  4999] <... clone resumed>, child_tidptr=0x555556c505d0) = 18883
[pid 18883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18883] setpgid(0, 0)               = 0
[pid 18883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18883] write(3, "1000", 4)         = 4
[pid 18883] close(3)                    = 0
[pid 18883] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18883] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18883] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18883] close(5)                    = 0
[pid 18883] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 18886 attached
) = 18886
[pid 18883] tkill(18886, SIGSTOP)       = 0
[pid 18883] exit_group(0)               = ?
[pid 18886] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18883, si_uid=0} ---
[pid 18886] --- stopped by SIGSTOP ---
[pid 18883] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18883, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18886] --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 18887 attached
, child_tidptr=0x555556c505d0) = 18887
[pid 18887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18886] +++ killed by SIGHUP +++
[pid 18887] setpgid(0, 0)               = 0
[pid 18887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18887] write(3, "1000", 4)         = 4
[pid 18887] close(3)                    = 0
[pid 18887] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18887] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  285.746455][T18879] vhci_hcd vhci_hcd.0: port 0 already used
[  285.769967][T18883] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18887] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18887] close(5)                    = 0
[pid 18887] clone(child_stack=NULL, flags=0) = 18890
[pid 18887] tkill(18890, SIGSTOP)       = 0
[pid 18887] exit_group(0)               = ?
[pid 18887] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18887, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
./strace-static-x86_64: Process 18890 attached
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18891
[pid 18890] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18887, si_uid=0} ---
[pid 18890] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 18891 attached
[pid 18891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18891] setpgid(0, 0)               = 0
[pid 18891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18891] write(3, "1000", 4)         = 4
[pid 18891] close(3)                    = 0
[pid 18891] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18891] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18891] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18891] close(5)                    = 0
[  285.792539][T18887] vhci_hcd vhci_hcd.0: port 0 already used
[  285.797421][   T27] INFO: task kworker/0:2:754 blocked for more than 143 seconds.
[  285.806212][   T27]       Not tainted 6.4.0-syzkaller-01224-g1ef6663a587b #0
[  285.813679][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  285.822906][   T27] task:kworker/0:2     state:D stack:25888 pid:754   ppid:2      flags:0x00004000
[  285.823635][T18891] vhci_hcd vhci_hcd.0: port 0 already used
[  285.832397][   T27] Workqueue: usb_hub_wq hub_event
[pid 18891] clone(child_stack=NULL, flags=0) = 18894
[pid 18891] tkill(18894, SIGSTOP)       = 0
[pid 18891] exit_group(0)               = ?
[pid 18891] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18891, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18895
./strace-static-x86_64: Process 18894 attached
[pid 18894] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18891, si_uid=0} ---
[pid 18894] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 18895 attached
[pid 18895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18895] setpgid(0, 0)               = 0
[pid 18895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18895] write(3, "1000", 4)         = 4
[pid 18895] close(3)                    = 0
[pid 18895] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18895] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18895] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18895] close(5)                    = 0
[pid 18895] clone(child_stack=NULL, flags=0) = 18898
[pid 18895] tkill(18898, SIGSTOP)       = 0
[pid 18895] exit_group(0./strace-static-x86_64: Process 18898 attached
)               = ?
[pid 18895] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18895, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18899
./strace-static-x86_64: Process 18899 attached
[pid 18899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18899] setpgid(0, 0 <unfinished ...>
[pid 18898] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18895, si_uid=0} ---
[pid 18899] <... setpgid resumed>)      = 0
[  285.843058][   T27] Call Trace:
[  285.846357][   T27]  <TASK>
[  285.849704][   T27]  __schedule+0xc9a/0x5880
[  285.854174][   T27]  ? find_held_lock+0x2d/0x110
[  285.859269][   T27]  ? io_schedule_timeout+0x150/0x150
[  285.864594][   T27]  ? lock_downgrade+0x690/0x690
[  285.866780][T18895] vhci_hcd vhci_hcd.0: port 0 already used
[  285.869845][   T27]  ? _raw_spin_unlock_irq+0x23/0x50
[  285.880866][   T27]  ? lockdep_hardirqs_on+0x7d/0x100
[  285.886110][   T27]  schedule+0xde/0x1a0
[pid 18899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18899] write(3, "1000", 4 <unfinished ...>
[pid 18898] --- stopped by SIGSTOP ---
[pid 18899] <... write resumed>)        = 4
[pid 18899] close(3)                    = 0
[pid 18899] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18899] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18899] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18899] close(5)                    = 0
[pid 18899] clone(child_stack=NULL, flags=0) = 18902
[pid 18899] tkill(18902, SIGSTOP)       = 0
[pid 18899] exit_group(0)               = ?
[pid 18899] +++ exited with 0 +++
./strace-static-x86_64: Process 18902 attached
[pid 18902] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18899, si_uid=0} ---
[pid 18902] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18899, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18903
./strace-static-x86_64: Process 18903 attached
[pid 18903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18903] setpgid(0, 0)               = 0
[pid 18903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18903] write(3, "1000", 4)         = 4
[pid 18903] close(3)                    = 0
[pid 18903] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  285.890561][   T27]  usb_kill_urb.part.0+0x19a/0x220
[  285.895748][   T27]  ? usb_anchor_suspend_wakeups+0x40/0x40
[  285.901773][   T27]  ? prepare_to_swait_exclusive+0x240/0x240
[  285.904552][T18899] vhci_hcd vhci_hcd.0: port 0 already used
[  285.908059][   T27]  usb_kill_urb+0x83/0xa0
[  285.918120][   T27]  usb_start_wait_urb+0x24a/0x4b0
[  285.923187][   T27]  ? usb_api_blocking_completion+0xa0/0xa0
[  285.929302][   T27]  ? usb_alloc_urb+0xa4/0xb0
[  285.933918][   T27]  ? rcu_is_watching+0x12/0xb0
[  285.939138][   T27]  ? __kmalloc+0xf2/0x190
[pid 18903] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18903] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18903] close(5)                    = 0
[pid 18903] clone(child_stack=NULL, flags=0) = 18906
[pid 18903] tkill(18906, SIGSTOP)       = 0
[pid 18903] exit_group(0)               = ?
[pid 18903] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18903, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18907
./strace-static-x86_64: Process 18907 attached
./strace-static-x86_64: Process 18906 attached
[pid 18907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18907] setpgid(0, 0)               = 0
[pid 18907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 18906] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18903, si_uid=0} ---
[pid 18907] <... openat resumed>)       = 3
[pid 18907] write(3, "1000", 4)         = 4
[pid 18907] close(3)                    = 0
[pid 18907] socketpair(AF_UNIX, SOCK_STREAM, 0,  <unfinished ...>
[pid 18906] --- stopped by SIGSTOP ---
[pid 18907] <... socketpair resumed>[3, 4]) = 0
[pid 18907] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18907] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18907] close(5)                    = 0
[  285.943486][   T27]  usb_control_msg+0x320/0x4a0
[  285.948064][T18903] vhci_hcd vhci_hcd.0: port 0 already used
[  285.948693][   T27]  ? usb_start_wait_urb+0x4b0/0x4b0
[  285.959487][   T27]  usb_get_descriptor+0xe1/0x1d0
[  285.964458][   T27]  usb_get_device_descriptor+0x85/0xf0
[  285.970244][   T27]  hub_port_init+0x859/0x3900
[  285.974995][   T27]  hub_event+0x2b89/0x4e40
[  285.979719][   T27]  ? hub_port_debounce+0x3b0/0x3b0
[  285.984310][T18907] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18907] clone(child_stack=NULL, flags=0) = 18910
[pid 18907] tkill(18910, SIGSTOP)       = 0
[pid 18907] exit_group(0)               = ?
[pid 18907] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18907, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18911
./strace-static-x86_64: Process 18911 attached
[pid 18911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18911] setpgid(0, 0)               = 0
[pid 18911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 18910 attached
) = 3
[pid 18911] write(3, "1000", 4)         = 4
[pid 18911] close(3)                    = 0
[pid 18911] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18910] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18907, si_uid=0} ---
[pid 18911] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18911] write(5, "8 3 0 5", 7 <unfinished ...>
[pid 18910] --- stopped by SIGSTOP ---
[pid 18911] <... write resumed>)        = -1 EBUSY (Device or resource busy)
[pid 18911] close(5)                    = 0
[pid 18911] clone(child_stack=NULL, flags=0) = 18914
[pid 18911] tkill(18914, SIGSTOP)       = 0
[pid 18911] exit_group(0)               = ?
[pid 18911] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18911, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18915
./strace-static-x86_64: Process 18914 attached
[pid 18914] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18911, si_uid=0} ---
[pid 18914] --- stopped by SIGSTOP ---
[  285.984834][   T27]  ? lock_sync+0x190/0x190
[  285.995465][   T27]  ? lock_downgrade+0x690/0x690
[  286.000495][   T27]  ? do_raw_spin_lock+0x124/0x2b0
[  286.005544][   T27]  ? _raw_spin_unlock_irq+0x23/0x50
[  286.011010][   T27]  process_one_work+0x99a/0x15e0
[  286.016014][   T27]  ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[  286.020065][T18911] vhci_hcd vhci_hcd.0: port 0 already used
[  286.021808][   T27]  ? spin_bug+0x1c0/0x1c0
[  286.031839][   T27]  ? _raw_spin_lock_irq+0x45/0x50
[  286.036883][   T27]  worker_thread+0x67d/0x10c0
./strace-static-x86_64: Process 18915 attached
[pid 18915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18915] setpgid(0, 0)               = 0
[pid 18915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18915] write(3, "1000", 4)         = 4
[pid 18915] close(3)                    = 0
[pid 18915] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18915] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18915] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18915] close(5)                    = 0
[pid 18915] clone(child_stack=NULL, flags=0) = 18918
[pid 18915] tkill(18918, SIGSTOP)       = 0
[pid 18915] exit_group(0)               = ?
[pid 18915] +++ exited with 0 +++
./strace-static-x86_64: Process 18918 attached
[pid 18918] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18915, si_uid=0} ---
[pid 18918] --- stopped by SIGSTOP ---
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18915, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18919
./strace-static-x86_64: Process 18919 attached
[pid 18919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18919] setpgid(0, 0)               = 0
[pid 18919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18919] write(3, "1000", 4)         = 4
[pid 18919] close(3)                    = 0
[pid 18919] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[  286.041842][   T27]  ? process_one_work+0x15e0/0x15e0
[  286.047066][   T27]  kthread+0x344/0x440
[  286.051551][   T27]  ? kthread_complete_and_exit+0x40/0x40
[  286.057326][   T27]  ret_from_fork+0x1f/0x30
[  286.062008][   T27]  </TASK>
[  286.063358][T18915] vhci_hcd vhci_hcd.0: port 0 already used
[  286.065538][   T27] 
[  286.065538][   T27] Showing all locks held in the system:
[  286.078990][   T27] 1 lock held by rcu_tasks_kthre/13:
[pid 18919] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18919] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18919] close(5)                    = 0
[pid 18919] clone(child_stack=NULL, flags=0) = 18922
[pid 18919] tkill(18922, SIGSTOP)       = 0
[pid 18919] exit_group(0)               = ?
[pid 18919] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18919, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18923
./strace-static-x86_64: Process 18923 attached
./strace-static-x86_64: Process 18922 attached
[pid 18923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18923] setpgid(0, 0)               = 0
[pid 18923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 18922] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18919, si_uid=0} ---
[pid 18923] <... openat resumed>)       = 3
[pid 18923] write(3, "1000", 4)         = 4
[pid 18923] close(3)                    = 0
[pid 18923] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18923] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18923] write(5, "8 3 0 5", 7 <unfinished ...>
[pid 18922] --- stopped by SIGSTOP ---
[pid 18923] <... write resumed>)        = -1 EBUSY (Device or resource busy)
[pid 18923] close(5)                    = 0
[  286.084283][   T27]  #0: ffffffff8c798430 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[  286.095111][   T27] 1 lock held by rcu_tasks_trace/14:
[  286.098329][T18919] vhci_hcd vhci_hcd.0: port 0 already used
[  286.100714][   T27]  #0: ffffffff8c798130 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[  286.117437][   T27] 1 lock held by khungtaskd/27:
[  286.122327][   T27]  #0: ffffffff8c799040 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340
[  286.132611][   T27] 5 locks held by kworker/0:2/754:
[  286.132975][T18923] vhci_hcd vhci_hcd.0: port 0 already used
[pid 18923] clone(child_stack=NULL, flags=0) = 18926
[pid 18923] tkill(18926, SIGSTOP)       = 0
[pid 18923] exit_group(0)               = ?
[pid 18923] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18923, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
./strace-static-x86_64: Process 18926 attached
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18927
./strace-static-x86_64: Process 18927 attached
[pid 18927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18927] setpgid(0, 0)               = 0
[pid 18927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 18926] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18923, si_uid=0} ---
[pid 18927] <... openat resumed>)       = 3
[pid 18927] write(3, "1000", 4)         = 4
[pid 18927] close(3)                    = 0
[pid 18927] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18927] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18927] write(5, "8 3 0 5", 7 <unfinished ...>
[pid 18926] --- stopped by SIGSTOP ---
[pid 18927] <... write resumed>)        = -1 EBUSY (Device or resource busy)
[pid 18927] close(5)                    = 0
[pid 18927] clone(child_stack=NULL, flags=0) = 18930
[pid 18927] tkill(18930, SIGSTOP)       = 0
[pid 18927] exit_group(0)               = ?
./strace-static-x86_64: Process 18930 attached
[pid 18927] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18927, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid 18930] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18927, si_uid=0} ---
[pid 18930] --- stopped by SIGSTOP ---
[  286.138221][   T27]  #0: ffff888146a55138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x883/0x15e0
[  286.154841][   T27]  #1: ffffc9000493fdb0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8b7/0x15e0
[  286.166372][   T27]  #2: ffff88814276a190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c0/0x4e40
[  286.175199][T18927] vhci_hcd vhci_hcd.0: port 0 already used
[  286.181240][   T27]  #3: ffff88814276d4f8 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x278e/0x4e40
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18931
./strace-static-x86_64: Process 18931 attached
[pid 18931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18931] setpgid(0, 0)               = 0
[pid 18931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18931] write(3, "1000", 4)         = 4
[pid 18931] close(3)                    = 0
[pid 18931] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18931] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18931] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18931] close(5)                    = 0
[pid 18931] clone(child_stack=NULL, flags=0) = 18934
[pid 18931] tkill(18934, SIGSTOP)       = 0
[pid 18931] exit_group(0)               = ?
[pid 18931] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18931, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18935
./strace-static-x86_64: Process 18934 attached
[pid 18934] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18931, si_uid=0} ---
[pid 18934] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 18935 attached
[pid 18935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18935] setpgid(0, 0)               = 0
[  286.191486][   T27]  #4: ffff8881423f5168 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x27c3/0x4e40
[  286.201494][   T27] 2 locks held by getty/4754:
[  286.206188][   T27]  #0: ffff88802cb32098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80
[  286.210559][T18931] vhci_hcd vhci_hcd.0: port 0 already used
[  286.216223][   T27]  #1: ffffc900015c02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xf02/0x13f0
[  286.232383][   T27] 1 lock held by strace-static-x/4996:
[pid 18935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18935] write(3, "1000", 4)         = 4
[pid 18935] close(3)                    = 0
[pid 18935] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18935] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18935] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18935] close(5)                    = 0
[pid 18935] clone(child_stack=NULL, flags=0) = 18939
[pid 18935] tkill(18939, SIGSTOP)       = 0
[pid 18935] exit_group(0)               = ?
[pid 18935] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18935, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18941
./strace-static-x86_64: Process 18939 attached
[pid 18939] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18935, si_uid=0} ---
[pid 18939] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 18941 attached
[pid 18941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18941] setpgid(0, 0)               = 0
[pid 18941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18941] write(3, "1000", 4)         = 4
[pid 18941] close(3)                    = 0
[pid 18941] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18941] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  286.238126][   T27]  #0: ffffffff8c40a098 (tasklist_lock){.+.+}-{2:2}, at: do_wait+0x283/0xc30
[  286.247538][   T27] 
[  286.249870][   T27] =============================================
[  286.249870][   T27] 
[  286.253588][T18935] vhci_hcd vhci_hcd.0: port 0 already used
[  286.258673][   T27] NMI backtrace for cpu 1
[  286.268513][   T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.4.0-syzkaller-01224-g1ef6663a587b #0
[  286.277974][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[  286.288030][   T27] Call Trace:
[pid 18941] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18941] close(5)                    = 0
[pid 18941] clone(child_stack=NULL, flags=0) = 18944
[pid 18941] tkill(18944, SIGSTOP)       = 0
[pid 18941] exit_group(0)               = ?
[pid 18941] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18941, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18945
./strace-static-x86_64: Process 18944 attached
[pid 18944] --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=18941, si_uid=0} ---
[pid 18944] --- stopped by SIGSTOP ---
./strace-static-x86_64: Process 18945 attached
[pid 18945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18945] setpgid(0, 0)               = 0
[pid 18945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18945] write(3, "1000", 4)         = 4
[pid 18945] close(3)                    = 0
[pid 18945] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18945] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[pid 18945] write(5, "8 3 0 5", 7)      = -1 EBUSY (Device or resource busy)
[pid 18945] close(5)                    = 0
[pid 18945] clone(child_stack=NULL, flags=0) = 18948
[pid 18945] tkill(18948, SIGSTOP)       = 0
[  286.290692][T18941] vhci_hcd vhci_hcd.0: port 0 already used
[  286.291294][   T27]  <TASK>
[  286.291302][   T27]  dump_stack_lvl+0xd9/0x150
[  286.304603][   T27]  nmi_cpu_backtrace+0x29c/0x350
[  286.309559][   T27]  ? lapic_can_unplug_cpu+0xa0/0xa0
[  286.314768][   T27]  nmi_trigger_cpumask_backtrace+0x2a4/0x300
[  286.320761][   T27]  watchdog+0xe16/0x1090
[  286.325025][   T27]  ? proc_dohung_task_timeout_secs+0x80/0x80
[  286.325295][T18945] vhci_hcd vhci_hcd.0: port 0 already used
[  286.331005][   T27]  kthread+0x344/0x440
[pid 18945] exit_group(0)               = ?
[pid 18945] +++ exited with 0 +++
[pid  4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18945, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c505d0) = 18949
./strace-static-x86_64: Process 18949 attached
[pid 18949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 18949] setpgid(0, 0)               = 0
[pid 18949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 18949] write(3, "1000", 4)         = 4
[pid 18949] close(3)                    = 0
[pid 18949] socketpair(AF_UNIX, SOCK_STREAM, 0, [3, 4]) = 0
[pid 18949] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 5
[  286.331031][   T27]  ? kthread_complete_and_exit+0x40/0x40
[  286.346516][   T27]  ret_from_fork+0x1f/0x30
[  286.350958][   T27]  </TASK>
[  286.354218][   T27] Sending NMI from CPU 1 to CPUs 0:
[  286.359462][    C0] NMI backtrace for cpu 0
[  286.359470][    C0] CPU: 0 PID: 18949 Comm: syz-executor386 Not tainted 6.4.0-syzkaller-01224-g1ef6663a587b #0
[  286.359485][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[  286.359493][    C0] RIP: 0010:__sanitizer_cov_trace_pc+0xb/0x70
[  286.359517][    C0] Code: 0f 1e fa 48 8b be 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 cd 4e 7f 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 b9 03 00 a9
[  286.359531][    C0] RSP: 0018:ffffc90000007618 EFLAGS: 00000286
[  286.359542][    C0] RAX: 0000000080000102 RBX: 000000000006b4dc RCX: 0000000000000100
[  286.359551][    C0] RDX: 1ffff11047ffde00 RSI: ffffffff81e219ac RDI: 0000000000000007
[  286.359560][    C0] RBP: 000000000000000d R08: 0000000000000007 R09: 000000000007ffff
[  286.359568][    C0] R10: 000000000000000d R11: 0000000000094001 R12: ffff88813fff9000
[  286.359576][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffc900000078b0
[  286.359587][    C0] FS:  0000555556c50300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[  286.359601][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  286.359610][    C0] CR2: 00007f6cd5de501d CR3: 000000006b588000 CR4: 0000000000350ef0
[  286.359619][    C0] Call Trace:
[  286.359623][    C0]  <NMI>
[  286.359627][    C0]  ? nmi_cpu_backtrace+0x1d0/0x350
[  286.359648][    C0]  ? nmi_cpu_backtrace_handler+0xc/0x10
[  286.359662][    C0]  ? nmi_handle+0x13d/0x400
[  286.359684][    C0]  ? irqentry_nmi_enter+0x80/0x90
[  286.359707][    C0]  ? __sanitizer_cov_trace_pc+0xb/0x70
[  286.359726][    C0]  ? default_do_nmi+0x6b/0x170
[  286.359746][    C0]  ? exc_nmi+0x171/0x1e0
[  286.359764][    C0]  ? end_repeat_nmi+0x16/0x31
[  286.359787][    C0]  ? page_ext_get+0xcc/0x320
[  286.359807][    C0]  ? __sanitizer_cov_trace_pc+0xb/0x70
[  286.359827][    C0]  ? __sanitizer_cov_trace_pc+0xb/0x70
[  286.359846][    C0]  ? __sanitizer_cov_trace_pc+0xb/0x70
[  286.359865][    C0]  </NMI>
[  286.359869][    C0]  <IRQ>
[  286.359872][    C0]  page_ext_get+0xfd/0x320
[  286.359893][    C0]  __page_table_check_zero+0x138/0x5d0
[  286.359915][    C0]  get_page_from_freelist+0xf41/0x2c00
[  286.359944][    C0]  ? ip_local_deliver+0x190/0x200
[  286.359963][    C0]  ? __zone_watermark_ok+0x4d0/0x4d0
[  286.359985][    C0]  ? prepare_alloc_pages+0x178/0x570
[  286.360008][    C0]  __alloc_pages+0x1cb/0x4a0
[  286.360029][    C0]  ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170
[  286.360056][    C0]  ? print_usage_bug.part.0+0x660/0x660
[  286.360075][    C0]  ? ip_rcv+0xd0/0xd0
[  286.360091][    C0]  __napi_alloc_skb+0x4dc/0x710
[  286.360113][    C0]  ? __alloc_skb+0x330/0x330
[  286.360133][    C0]  ? find_held_lock+0x2d/0x110
[  286.360153][    C0]  page_to_skb+0x14d/0xa10
[  286.360170][    C0]  receive_buf+0x11b7/0x61b0
[  286.360187][    C0]  ? tcp_wfree+0x3fc/0x590
[  286.360206][    C0]  ? __pskb_trim_head+0x9c0/0x9c0
[  286.360226][    C0]  ? virtnet_restore+0x460/0x460
[  286.360240][    C0]  ? skb_release_data+0x59d/0x820
[  286.360263][    C0]  ? detach_buf_split+0x54f/0x720
[  286.360283][    C0]  ? virtqueue_get_buf_ctx_split+0x429/0x750
[  286.360303][    C0]  virtnet_poll+0x742/0x14b0
[  286.360320][    C0]  ? receive_buf+0x61b0/0x61b0
[  286.360337][    C0]  ? lockdep_hardirqs_on_prepare+0x410/0x410
[  286.360358][    C0]  __napi_poll+0xb7/0x6f0
[  286.360380][    C0]  ? net_rx_action+0x271/0xcb0
[  286.360399][    C0]  net_rx_action+0x8a9/0xcb0
[  286.360420][    C0]  ? napi_threaded_poll+0x920/0x920
[  286.360438][    C0]  ? cpuacct_stats_show+0x6d0/0x6d0
[  286.360456][    C0]  ? kvm_clock_read+0x14/0x30
[  286.360478][    C0]  ? mark_held_locks+0x9f/0xe0
[  286.360497][    C0]  __do_softirq+0x1d4/0x905
[  286.360516][    C0]  irq_exit_rcu+0xb7/0x120
[  286.360533][    C0]  common_interrupt+0xad/0xd0
[  286.360552][    C0]  </IRQ>
[  286.360555][    C0]  <TASK>
[  286.360560][    C0]  asm_common_interrupt+0x26/0x40
[  286.360578][    C0] RIP: 0010:lock_release+0x4/0x670
[  286.360596][    C0] Code: f4 fe ff ff 48 c7 c7 ac 37 7b 8e e8 b6 69 71 00 e9 66 fe ff ff 48 c7 c7 ac 37 7b 8e e8 a5 69 71 00 e9 f0 fd ff ff f3 0f 1e fa <48> b8 00 00 00 00 00 fc ff df 41 57 41 56 41 55 41 54 49 89 fc 55
[  286.360608][    C0] RSP: 0018:ffffc9000f717d20 EFLAGS: 00000292
[  286.360618][    C0] RAX: 0000000000000000 RBX: 1ffff92001ee2fad RCX: 0000000000000000
[  286.360627][    C0] RDX: ffff88802b32bb80 RSI: ffffffff81ecb201 RDI: ffff888071182510
[  286.360636][    C0] RBP: ffff8880711824f8 R08: 0000000000000005 R09: 0000000000000000
[  286.360645][    C0] R10: 0000000000000000 R11: 0000000000094001 R12: ffff8880742c2ac0
[  286.360653][    C0] R13: ffff8880742c2b48 R14: ffffffff8b5d8b00 R15: ffff888019a56000
[  286.360665][    C0]  ? d_instantiate+0x71/0xa0
[  286.360681][    C0]  _raw_spin_unlock+0x16/0x40
[  286.360696][    C0]  d_instantiate+0x71/0xa0
[  286.360710][    C0]  alloc_file_pseudo+0x155/0x250
[  286.360727][    C0]  ? alloc_file+0x800/0x800
[  286.360743][    C0]  ? init_peercred+0x252/0x390
[  286.360765][    C0]  sock_alloc_file+0x53/0x1d0
[  286.360783][    C0]  __sys_socketpair+0x2ff/0x570
[  286.360803][    C0]  ? __ia32_sys_socket+0xb0/0xb0
[  286.360823][    C0]  ? lockdep_hardirqs_on+0x7d/0x100
[  286.360846][    C0]  __x64_sys_socketpair+0x97/0x100
[  286.360866][    C0]  do_syscall_64+0x39/0xb0
[  286.360884][    C0]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[  286.360902][    C0] RIP: 0033:0x7f6cd5da248a
[  286.360912][    C0] Code: 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 35 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[  286.360925][    C0] RSP: 002b:00007fffb9919148 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
[  286.360937][    C0] RAX: ffffffffffffffda RBX: 0000000000045e4d RCX: 00007f6cd5da248a
[  286.360946][    C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
[  286.360953][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007fffb9918bc0
[  286.360962][    C0] R10: 00007fffb9919158 R11: 0000000000000246 R12: 00007fffb9919154
[  286.360971][    C0] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
[  286.360983][    C0]  </TASK>
[  286.360988][    C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.526 msecs
[  286.364034][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  286.364045][   T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.4.0-syzkaller-01224-g1ef6663a587b #0
[  286.364063][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[  286.364072][   T27] Call Trace:
[  286.364077][   T27]  <TASK>
[  286.364083][   T27]  dump_stack_lvl+0xd9/0x150
[  286.364109][   T27]  panic+0x686/0x730
[  286.364132][   T27]  ? panic_smp_self_stop+0xa0/0xa0
[  286.364164][   T27]  ? lapic_can_unplug_cpu+0xa0/0xa0
[  286.364180][   T27]  ? preempt_schedule_thunk+0x1a/0x20
[  286.364208][   T27]  ? watchdog+0xbe8/0x1090
[  286.364234][   T27]  watchdog+0xbf9/0x1090
[  286.364257][   T27]  ? proc_dohung_task_timeout_secs+0x80/0x80
[  286.364283][   T27]  kthread+0x344/0x440
[  286.364303][   T27]  ? kthread_complete_and_exit+0x40/0x40
[  286.364325][   T27]  ret_from_fork+0x1f/0x30
[  286.364356][   T27]  </TASK>
[  286.367117][   T27] Kernel Offset: disabled
[  287.041168][   T27] Rebooting in 86400 seconds..