./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor249191445

<...>
Warning: Permanently added '10.128.0.8' (ED25519) to the list of known hosts.
execve("./syz-executor249191445", ["./syz-executor249191445"], 0x7fff85900790 /* 10 vars */) = 0
brk(NULL)                               = 0x555556114000
brk(0x555556114e00)                     = 0x555556114e00
arch_prctl(ARCH_SET_FS, 0x555556114480) = 0
set_tid_address(0x555556114750)         = 5065
set_robust_list(0x555556114760, 24)     = 0
rseq(0x555556114da0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor249191445", 4096) = 27
getrandom("\xc5\x94\xf7\xb0\x3f\x27\xe8\x65", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555556114e00
brk(0x555556135e00)                     = 0x555556135e00
brk(0x555556136000)                     = 0x555556136000
mprotect(0x7fa725139000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
rt_sigaction(SIGSEGV, {sa_handler=0x7fa7250948e0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fa72509c530}, NULL, 8) = 0
rt_sigaction(SIGBUS, {sa_handler=0x7fa7250948e0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fa72509c530}, NULL, 8) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5066
./strace-static-x86_64: Process 5066 attached
[pid  5066] set_robust_list(0x555556114760, 24) = 0
[pid  5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5066] setpgid(0, 0)               = 0
[pid  5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5066] write(3, "1000", 4)         = 4
[pid  5066] close(3)                    = 0
[pid  5066] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5067 attached
) = 5067
[pid  5066] ptrace(PTRACE_ATTACH, 5067) = -1 EPERM (Operation not permitted)
[pid  5066] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5066] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5066] exit_group(0)               = ?
[pid  5066] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5066, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5068 attached
 <unfinished ...>
[pid  5068] set_robust_list(0x555556114760, 24) = 0
[pid  5068] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5068
[pid  5068] <... prctl resumed>)        = 0
[pid  5068] setpgid(0, 0)               = 0
[pid  5068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5068] write(3, "1000", 4)         = 4
[pid  5068] close(3)                    = 0
[pid  5068] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5069 attached
) = 5069
[pid  5068] ptrace(PTRACE_ATTACH, 5069) = -1 EPERM (Operation not permitted)
[pid  5068] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5068] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5068] exit_group(0)               = ?
[pid  5068] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5068, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5070 attached
 <unfinished ...>
[pid  5070] set_robust_list(0x555556114760, 24) = 0
[pid  5070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5070
[pid  5070] setpgid(0, 0)               = 0
[pid  5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5070] write(3, "1000", 4)         = 4
[pid  5070] close(3)                    = 0
[pid  5070] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5071 attached
) = 5071
[pid  5070] ptrace(PTRACE_ATTACH, 5071) = -1 EPERM (Operation not permitted)
[pid  5070] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[   76.689025][    C0] 
[   76.691383][    C0] ================================
[   76.696474][    C0] WARNING: inconsistent lock state
[   76.701568][    C0] 6.7.0-rc1-next-20231117-syzkaller #0 Not tainted
[   76.708928][    C0] --------------------------------
[   76.714020][    C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage.
[   76.720863][    C0] sshd/5060 [HC0[0]:SC1[1]:HE0:SE0] takes:
[   76.726760][    C0] ffff888029965c98 (&sighand->siglock){+.?.}-{2:2}, at: __lock_task_sighand+0xc2/0x340
[   76.736458][    C0] {SOFTIRQ-ON-W} state was registered at:
[   76.742165][    C0]   lock_acquire+0x1b1/0x530
[   76.746753][    C0]   _raw_spin_lock+0x2e/0x40
[   76.751347][    C0]   ptrace_attach+0x401/0x650
[   76.756030][    C0]   __do_sys_ptrace+0x204/0x230
[   76.760885][    C0]   do_syscall_64+0x40/0x110
[   76.765475][    C0]   entry_SYSCALL_64_after_hwframe+0x62/0x6a
[   76.771461][    C0] irq event stamp: 36765
[   76.775695][    C0] hardirqs last  enabled at (36764): [<ffffffff8a84a42e>] _raw_spin_unlock_irqrestore+0x4e/0x70
[   76.786108][    C0] hardirqs last disabled at (36765): [<ffffffff8a84a1de>] _raw_spin_lock_irqsave+0x4e/0x50
[   76.796358][    C0] softirqs last  enabled at (36696): [<ffffffff88f71580>] tcp_sendmsg+0x20/0x40
[   76.805404][    C0] softirqs last disabled at (36699): [<ffffffff814fe835>] irq_exit_rcu+0xb5/0x120
[   76.814692][    C0] 
[   76.814692][    C0] other info that might help us debug this:
[   76.822737][    C0]  Possible unsafe locking scenario:
[   76.822737][    C0] 
[   76.830171][    C0]        CPU0
[   76.833490][    C0]        ----
[   76.836798][    C0]   lock(&sighand->siglock);
[   76.841391][    C0]   <Interrupt>
[   76.844845][    C0]     lock(&sighand->siglock);
[   76.849599][    C0] 
[   76.849599][    C0]  *** DEADLOCK ***
[   76.849599][    C0] 
[   76.857734][    C0] 5 locks held by sshd/5060:
[   76.862312][    C0]  #0: ffff888027850d70 (sk_lock-AF_INET){+.+.}-{0:0}, at: tcp_sendmsg+0x20/0x40
[   76.871465][    C0]  #1: ffffffff8cfacf40 (rcu_callback){....}-{0:0}, at: rcu_core+0x7cc/0x16b0
[   76.880354][    C0]  #2: ffffffff8ce58800 (put_task_map-wait-type-override){+...}-{3:3}, at: delayed_put_task_struct+0x21e/0x2d0
[   76.892122][    C0]  #3: ffffffff8cfad060 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0xe4/0x410
[   76.901452][    C0]  #4: ffffffff8cfad060 (rcu_read_lock){....}-{1:2}, at: __lock_task_sighand+0x3f/0x340
[   76.911217][    C0] 
[   76.911217][    C0] stack backtrace:
[   76.917363][    C0] CPU: 0 PID: 5060 Comm: sshd Not tainted 6.7.0-rc1-next-20231117-syzkaller #0
[   76.926289][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[   76.936342][    C0] Call Trace:
[   76.939618][    C0]  <IRQ>
[   76.942458][    C0]  dump_stack_lvl+0xd9/0x1b0
[   76.947055][    C0]  mark_lock+0x91a/0xc50
[   76.951325][    C0]  ? mark_lock+0xb5/0xc50
[   76.955741][    C0]  ? print_usage_bug.part.0+0x550/0x550
[   76.961319][    C0]  ? print_usage_bug.part.0+0x550/0x550
[   76.966865][    C0]  ? is_bpf_text_address+0x8f/0x1a0
[   76.972249][    C0]  ? print_usage_bug.part.0+0x550/0x550
[   76.978344][    C0]  ? __orc_find+0x104/0x130
[   76.983025][    C0]  ? stack_access_ok+0xf9/0x270
[   76.987880][    C0]  ? __module_address+0x55/0x3b0
[   76.992831][    C0]  ? bpf_ksym_find+0x124/0x1b0
[   76.997681][    C0]  __lock_acquire+0x13c2/0x3b10
[   77.002537][    C0]  ? lockdep_hardirqs_on_prepare+0x410/0x410
[   77.008513][    C0]  ? lockdep_hardirqs_on_prepare+0x410/0x410
[   77.014493][    C0]  lock_acquire+0x1b1/0x530
[   77.018993][    C0]  ? __lock_task_sighand+0xc2/0x340
[   77.024248][    C0]  ? lock_sync+0x190/0x190
[   77.028689][    C0]  ? lock_sync+0x190/0x190
[   77.033117][    C0]  ? find_held_lock+0x2d/0x110
[   77.038035][    C0]  ? group_send_sig_info+0xf3/0x300
[   77.043242][    C0]  _raw_spin_lock_irqsave+0x3a/0x50
[   77.048614][    C0]  ? __lock_task_sighand+0xc2/0x340
[   77.053815][    C0]  __lock_task_sighand+0xc2/0x340
[   77.058881][    C0]  group_send_sig_info+0x288/0x300
[   77.064548][    C0]  ? send_sig_mceerr+0x1d0/0x1d0
[   77.069501][    C0]  ? lock_sync+0x190/0x190
[   77.073916][    C0]  bpf_send_signal_common+0x2e4/0x3a0
[   77.079291][    C0]  bpf_send_signal+0x19/0x20
[   77.083892][    C0]  bpf_prog_7becd524ae48fd9c+0x22/0x24
[   77.089546][    C0]  bpf_trace_run2+0x14e/0x410
[   77.094424][    C0]  ? __bpf_trace_bpf_trace_printk+0xd0/0xd0
[   77.100343][    C0]  ? refcount_dec_not_one+0x139/0x1d0
[   77.105720][    C0]  ? security_task_free+0x88/0xe0
[   77.110749][    C0]  kfree+0xf6/0x150
[   77.114565][    C0]  security_task_free+0x88/0xe0
[   77.119532][    C0]  __put_task_struct+0x120/0x3d0
[   77.124474][    C0]  ? delayed_put_task_struct+0x21e/0x2d0
[   77.130110][    C0]  delayed_put_task_struct+0x22c/0x2d0
[   77.135824][    C0]  ? delayed_put_task_struct+0x21e/0x2d0
[   77.141544][    C0]  ? rcu_core+0x826/0x16b0
[   77.145967][    C0]  rcu_core+0x828/0x16b0
[   77.150331][    C0]  ? rcutree_report_cpu_dead+0x4c0/0x4c0
[   77.155995][    C0]  __do_softirq+0x216/0x8d5
[   77.160514][    C0]  ? __lock_text_end+0x3/0x3
[   77.165115][    C0]  irq_exit_rcu+0xb5/0x120
[   77.169544][    C0]  sysvec_apic_timer_interrupt+0x95/0xb0
[   77.175183][    C0]  </IRQ>
[   77.178107][    C0]  <TASK>
[   77.181115][    C0]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[   77.187105][    C0] RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x60
[   77.193180][    C0] Code: 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 48 8b 15 a4 ad 7b 7e <65> 8b 05 a5 ad 7b 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74
[   77.212787][    C0] RSP: 0018:ffffc900039ff438 EFLAGS: 00000246
[   77.219022][    C0] RAX: 0000000000000000 RBX: ffffc900039ff518 RCX: ffffffff813a37bd
[   77.226989][    C0] RDX: ffff88807492d940 RSI: 0000000000000000 RDI: 0000000000000001
[   77.234955][    C0] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
[   77.242921][    C0] R10: 0000000000000000 R11: 0000000000000002 R12: ffffffff813a6062
[   77.250887][    C0] R13: 0000000000000000 R14: fffff5200073fea4 R15: ffffc900039ff54d
[   77.258855][    C0]  ? __unwind_start+0x6b2/0x880
[   77.263706][    C0]  ? unwind_next_frame+0x19d/0x2390
[   77.268910][    C0]  unwind_next_frame+0x474/0x2390
[   77.273929][    C0]  ? __unwind_start+0x6b2/0x880
[   77.278775][    C0]  ? get_stack_info+0xc1/0x140
[   77.283541][    C0]  __unwind_start+0x5a2/0x880
[   77.288215][    C0]  ? write_profile+0x450/0x450
[   77.292978][    C0]  arch_stack_walk+0xaf/0x170
[   77.297744][    C0]  ? __unwind_start+0x6b2/0x880
[   77.302600][    C0]  stack_trace_save+0x95/0xd0
[   77.307365][    C0]  ? filter_irq_stacks+0x90/0x90
[   77.312317][    C0]  kasan_save_stack+0x33/0x50
[   77.317022][    C0]  kasan_set_track+0x24/0x30
[   77.321616][    C0]  __kasan_slab_alloc+0x81/0x90
[   77.326473][    C0]  kmem_cache_alloc_node+0x180/0x330
[   77.331771][    C0]  __alloc_skb+0x287/0x330
[   77.336192][    C0]  ? __napi_build_skb+0x50/0x50
[   77.341070][    C0]  ? __lock_acquire+0x14e2/0x3b10
[   77.346099][    C0]  tcp_stream_alloc_skb+0x34/0x560
[   77.351212][    C0]  tcp_sendmsg_locked+0xeb2/0x3460
[   77.356335][    C0]  ? mark_lock+0xb5/0xc50
[   77.360674][    C0]  ? print_usage_bug.part.0+0x550/0x550
[   77.366396][    C0]  ? find_held_lock+0x2d/0x110
[   77.371439][    C0]  ? tcp_sendmsg_fastopen+0x700/0x700
[   77.376834][    C0]  ? tcp_sendmsg+0x20/0x40
[   77.381262][    C0]  ? __local_bh_enable_ip+0xa4/0x120
[   77.386574][    C0]  tcp_sendmsg+0x2e/0x40
[   77.390829][    C0]  inet_sendmsg+0x9d/0xe0
[   77.395187][    C0]  ? inet_send_prepare+0x530/0x530
[   77.400311][    C0]  __sock_sendmsg+0xd5/0x180
[   77.404910][    C0]  sock_write_iter+0x29b/0x3d0
[   77.409857][    C0]  ? __sock_sendmsg+0x180/0x180
[   77.414740][    C0]  ? bpf_lsm_file_permission+0x9/0x10
[   77.420134][    C0]  ? security_file_permission+0x94/0x100
[   77.425864][    C0]  vfs_write+0x64d/0xdf0
[   77.430181][    C0]  ? kernel_write+0x6c0/0x6c0
[   77.434876][    C0]  ? _raw_spin_unlock_irq+0x2e/0x50
[   77.440123][    C0]  ? __fget_light+0x1fa/0x260
[   77.444827][    C0]  ksys_write+0x1f0/0x250
[   77.449182][    C0]  ? __ia32_sys_read+0xb0/0xb0
[   77.453974][    C0]  ? syscall_enter_from_user_mode+0x7d/0x110
[   77.460081][    C0]  do_syscall_64+0x40/0x110
[   77.464612][    C0]  entry_SYSCALL_64_after_hwframe+0x62/0x6a
[   77.470861][    C0] RIP: 0033:0x7f0c64716bf2
[   77.475550][    C0] Code: 89 c7 48 89 44 24 08 e8 7b 34 fa ff 48 8b 44 24 08 48 83 c4 28 c3 c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6f 48 8b 15 07 a2 0d 00 f7 d8 64 89 02 48 83
[   77.495353][    C0] RSP: 002b:00007ffd638601b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   77.503774][    C0] RAX: ffffffffffffffda RBX: 000000000000002c RCX: 00007f0c64716bf2
[   77.511784][    C0] RDX: 000000000000002c RSI: 00005622a1aa5960 RDI: 0000000000000004
[   77.519798][    C0] RBP: 00005622a1aae3f0 R08: 0000000000000000 R09: 0000000000000000
[   77.528065][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00005622a127caa4
[pid  5070] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5070] exit_group(0)               = ?
[pid  5071] exit(0 <unfinished ...>
[pid  5069] exit(0 <unfinished ...>
[pid  5071] <... exit resumed>)         = ?
[pid  5069] <... exit resumed>)         = ?
[pid  5071] +++ exited with 0 +++
[pid  5069] +++ exited with 0 +++
[pid  5070] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5070, si_uid=0, si_status=0, si_utime=0, si_stime=85 /* 0.85 s */} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5072
./strace-static-x86_64: Process 5072 attached
[pid  5072] set_robust_list(0x555556114760, 24) = 0
[pid  5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5072] setpgid(0, 0)               = 0
[pid  5072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5072] write(3, "1000", 4)         = 4
[pid  5072] close(3)                    = 0
[pid  5072] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5073 attached
) = 5073
[pid  5072] ptrace(PTRACE_ATTACH, 5073) = -1 EPERM (Operation not permitted)
[pid  5072] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5072] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5067] exit(0 <unfinished ...>
[pid  5072] exit_group(0 <unfinished ...>
[pid  5067] <... exit resumed>)         = ?
[pid  5072] <... exit_group resumed>)   = ?
[pid  5067] +++ exited with 0 +++
[pid  5072] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5072, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5074
./strace-static-x86_64: Process 5074 attached
[   77.536309][    C0] R13: 000000000000004c R14: 00005622a127d3e8 R15: 00007ffd63860228
[   77.544736][    C0]  </TASK>
[pid  5074] set_robust_list(0x555556114760, 24) = 0
[pid  5074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5074] setpgid(0, 0)               = 0
[pid  5074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5074] write(3, "1000", 4)         = 4
[pid  5074] close(3)                    = 0
[pid  5074] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5075 attached
) = 5075
[pid  5074] ptrace(PTRACE_ATTACH, 5075) = -1 EPERM (Operation not permitted)
[pid  5074] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5074] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5074] exit_group(0)               = ?
[pid  5074] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5074, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5076 attached
, child_tidptr=0x555556114750) = 5076
[pid  5076] set_robust_list(0x555556114760, 24) = 0
[pid  5076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5076] setpgid(0, 0)               = 0
[pid  5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5073] exit(0)                     = ?
[pid  5076] <... openat resumed>)       = 3
[pid  5076] write(3, "1000", 4 <unfinished ...>
[pid  5073] +++ exited with 0 +++
[pid  5076] <... write resumed>)        = 4
[pid  5076] close(3)                    = 0
[pid  5076] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5077 attached
) = 5077
[pid  5076] ptrace(PTRACE_ATTACH, 5077) = -1 EPERM (Operation not permitted)
[pid  5076] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5076] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5076] exit_group(0)               = ?
[pid  5076] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5075] exit(0)                     = ?
./strace-static-x86_64: Process 5078 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5078
[pid  5075] +++ exited with 0 +++
[pid  5078] set_robust_list(0x555556114760, 24) = 0
[pid  5078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5078] setpgid(0, 0)               = 0
[pid  5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5078] write(3, "1000", 4)         = 4
[pid  5078] close(3)                    = 0
[pid  5078] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5079 attached
) = 5079
[pid  5078] ptrace(PTRACE_ATTACH, 5079) = -1 EPERM (Operation not permitted)
[pid  5078] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5078] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5078] exit_group(0)               = ?
[pid  5078] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5078, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5080 attached
, child_tidptr=0x555556114750) = 5080
[pid  5080] set_robust_list(0x555556114760, 24) = 0
[pid  5080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5077] exit(0 <unfinished ...>
[pid  5080] setpgid(0, 0 <unfinished ...>
[pid  5077] <... exit resumed>)         = ?
[pid  5080] <... setpgid resumed>)      = 0
[pid  5077] +++ exited with 0 +++
[pid  5080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5080] write(3, "1000", 4)         = 4
[pid  5080] close(3)                    = 0
[pid  5080] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5081 attached
) = 5081
[pid  5080] ptrace(PTRACE_ATTACH, 5081) = -1 EPERM (Operation not permitted)
[pid  5080] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5080] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5080] exit_group(0)               = ?
[pid  5080] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5080, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5082 attached
, child_tidptr=0x555556114750) = 5082
[pid  5082] set_robust_list(0x555556114760, 24) = 0
[pid  5082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5082] setpgid(0, 0)               = 0
[pid  5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5082] write(3, "1000", 4)         = 4
[pid  5082] close(3)                    = 0
[pid  5082] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5083 attached
) = 5083
[pid  5082] ptrace(PTRACE_ATTACH, 5083) = -1 EPERM (Operation not permitted)
[pid  5082] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5082] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5082] exit_group(0)               = ?
[pid  5082] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5082, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5084 attached
 <unfinished ...>
[pid  5084] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5084
[pid  5084] <... set_robust_list resumed>) = 0
[pid  5079] exit(0 <unfinished ...>
[pid  5084] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5079] <... exit resumed>)         = ?
[pid  5084] <... prctl resumed>)        = 0
[pid  5084] setpgid(0, 0)               = 0
[pid  5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5079] +++ exited with 0 +++
[pid  5084] <... openat resumed>)       = 3
[pid  5084] write(3, "1000", 4)         = 4
[pid  5084] close(3)                    = 0
[pid  5084] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5085 attached
) = 5085
[pid  5084] ptrace(PTRACE_ATTACH, 5085) = -1 EPERM (Operation not permitted)
[pid  5084] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5084] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5084] exit_group(0)               = ?
[pid  5084] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5084, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5086 attached
 <unfinished ...>
[pid  5086] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5086
[pid  5086] <... set_robust_list resumed>) = 0
[pid  5086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5086] setpgid(0, 0)               = 0
[pid  5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5086] write(3, "1000", 4)         = 4
[pid  5086] close(3)                    = 0
[pid  5086] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5087 attached
) = 5087
[pid  5086] ptrace(PTRACE_ATTACH, 5087) = -1 EPERM (Operation not permitted)
[pid  5081] exit(0 <unfinished ...>
[pid  5086] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5081] <... exit resumed>)         = ?
[pid  5086] <... bpf resumed>)          = 3
[pid  5086] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5081] +++ exited with 0 +++
[pid  5086] <... bpf resumed>)          = 4
[pid  5086] exit_group(0)               = ?
[pid  5083] exit(0)                     = ?
[pid  5086] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5086, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5083] +++ exited with 0 +++
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5088 attached
 <unfinished ...>
[pid  5088] set_robust_list(0x555556114760, 24) = 0
[pid  5088] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5088
[pid  5088] <... prctl resumed>)        = 0
[pid  5088] setpgid(0, 0)               = 0
[pid  5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5088] write(3, "1000", 4)         = 4
[pid  5088] close(3)                    = 0
[pid  5088] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5089 attached
) = 5089
[pid  5088] ptrace(PTRACE_ATTACH, 5089) = -1 EPERM (Operation not permitted)
[pid  5088] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5088] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5085] exit(0)                     = ?
[pid  5088] exit_group(0 <unfinished ...>
[pid  5085] +++ exited with 0 +++
[pid  5088] <... exit_group resumed>)   = ?
[pid  5088] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5088, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5090
./strace-static-x86_64: Process 5090 attached
[pid  5090] set_robust_list(0x555556114760, 24) = 0
[pid  5090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5090] setpgid(0, 0)               = 0
[pid  5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5090] write(3, "1000", 4)         = 4
[pid  5090] close(3)                    = 0
[pid  5090] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5087] exit(0)                     = ?
./strace-static-x86_64: Process 5091 attached
[pid  5090] <... clone resumed>)        = 5091
[pid  5087] +++ exited with 0 +++
[pid  5090] ptrace(PTRACE_ATTACH, 5091) = -1 EPERM (Operation not permitted)
[pid  5090] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5090] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5090] exit_group(0)               = ?
[pid  5090] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5090, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5092
./strace-static-x86_64: Process 5092 attached
[pid  5092] set_robust_list(0x555556114760, 24) = 0
[pid  5092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5092] setpgid(0, 0)               = 0
[pid  5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "1000", 4)         = 4
[pid  5092] close(3)                    = 0
[pid  5092] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5093 attached
) = 5093
[pid  5092] ptrace(PTRACE_ATTACH, 5093) = -1 EPERM (Operation not permitted)
[pid  5092] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5092] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5092] exit_group(0)               = ?
[pid  5092] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5092, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5094
./strace-static-x86_64: Process 5094 attached
[pid  5094] set_robust_list(0x555556114760, 24) = 0
[pid  5094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5094] setpgid(0, 0)               = 0
[pid  5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "1000", 4)         = 4
[pid  5094] close(3)                    = 0
[pid  5094] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5095 attached
) = 5095
[pid  5094] ptrace(PTRACE_ATTACH, 5095) = -1 EPERM (Operation not permitted)
[pid  5094] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5094] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5094] exit_group(0)               = ?
[pid  5094] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5094, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5096 attached
, child_tidptr=0x555556114750) = 5096
[pid  5089] exit(0)                     = ?
[pid  5096] set_robust_list(0x555556114760, 24) = 0
[pid  5096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5096] setpgid(0, 0)               = 0
[pid  5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5089] +++ exited with 0 +++
[pid  5096] <... openat resumed>)       = 3
[pid  5096] write(3, "1000", 4)         = 4
[pid  5096] close(3)                    = 0
[pid  5096] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5097 attached
) = 5097
[pid  5096] ptrace(PTRACE_ATTACH, 5097) = -1 EPERM (Operation not permitted)
[pid  5096] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5091] exit(0)                     = ?
[pid  5096] <... bpf resumed>)          = 3
[pid  5096] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5096] exit_group(0 <unfinished ...>
[pid  5091] +++ exited with 0 +++
[pid  5096] <... exit_group resumed>)   = ?
[pid  5096] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5098 attached
, child_tidptr=0x555556114750) = 5098
[pid  5098] set_robust_list(0x555556114760, 24) = 0
[pid  5098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5098] setpgid(0, 0)               = 0
[pid  5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5098] write(3, "1000", 4 <unfinished ...>
[pid  5093] exit(0 <unfinished ...>
[pid  5098] <... write resumed>)        = 4
[pid  5093] <... exit resumed>)         = ?
[pid  5098] close(3)                    = 0
[pid  5098] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5099 attached
) = 5099
[pid  5093] +++ exited with 0 +++
[pid  5098] ptrace(PTRACE_ATTACH, 5099) = -1 EPERM (Operation not permitted)
[pid  5098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5098] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5098] exit_group(0)               = ?
[pid  5098] +++ exited with 0 +++
[pid  5095] exit(0 <unfinished ...>
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5095] <... exit resumed>)         = ?
[pid  5065] <... restart_syscall resumed>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5095] +++ exited with 0 +++
./strace-static-x86_64: Process 5100 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5100
[pid  5100] set_robust_list(0x555556114760, 24) = 0
[pid  5100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5100] setpgid(0, 0)               = 0
[pid  5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5100] write(3, "1000", 4)         = 4
[pid  5100] close(3)                    = 0
[pid  5100] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5101 attached
) = 5101
[pid  5100] ptrace(PTRACE_ATTACH, 5101) = -1 EPERM (Operation not permitted)
[pid  5100] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5097] exit(0)                     = ?
[pid  5100] <... bpf resumed>)          = 3
[pid  5100] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5097] +++ exited with 0 +++
[pid  5100] <... bpf resumed>)          = 4
[pid  5100] exit_group(0)               = ?
[pid  5100] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5102
./strace-static-x86_64: Process 5102 attached
[pid  5102] set_robust_list(0x555556114760, 24) = 0
[pid  5102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5099] exit(0 <unfinished ...>
[pid  5102] setpgid(0, 0 <unfinished ...>
[pid  5099] <... exit resumed>)         = ?
[pid  5102] <... setpgid resumed>)      = 0
[pid  5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5099] +++ exited with 0 +++
[pid  5102] write(3, "1000", 4)         = 4
[pid  5102] close(3)                    = 0
[pid  5102] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5103 attached
) = 5103
[pid  5102] ptrace(PTRACE_ATTACH, 5103) = -1 EPERM (Operation not permitted)
[pid  5102] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5102] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5102] exit_group(0)               = ?
[pid  5102] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5102, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5104
./strace-static-x86_64: Process 5104 attached
[pid  5104] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5101] exit(0 <unfinished ...>
[pid  5104] <... set_robust_list resumed>) = 0
[pid  5101] <... exit resumed>)         = ?
[pid  5104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5104] setpgid(0, 0)               = 0
[pid  5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5101] +++ exited with 0 +++
[pid  5104] <... openat resumed>)       = 3
[pid  5104] write(3, "1000", 4)         = 4
[pid  5104] close(3)                    = 0
[pid  5104] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5105 attached
) = 5105
[pid  5104] ptrace(PTRACE_ATTACH, 5105) = -1 EPERM (Operation not permitted)
[pid  5104] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5104] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5104] exit_group(0)               = ?
[pid  5104] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5104, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5103] exit(0)                     = ?
./strace-static-x86_64: Process 5106 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5106
[pid  5106] set_robust_list(0x555556114760, 24) = 0
[pid  5106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5106] setpgid(0, 0 <unfinished ...>
[pid  5103] +++ exited with 0 +++
[pid  5106] <... setpgid resumed>)      = 0
[pid  5106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5106] write(3, "1000", 4)         = 4
[pid  5106] close(3)                    = 0
[pid  5106] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5107 attached
) = 5107
[pid  5106] ptrace(PTRACE_ATTACH, 5107) = -1 EPERM (Operation not permitted)
[pid  5106] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5106] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5106] exit_group(0)               = ?
[pid  5106] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5106, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5108 attached
, child_tidptr=0x555556114750) = 5108
[pid  5108] set_robust_list(0x555556114760, 24) = 0
[pid  5108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5108] setpgid(0, 0)               = 0
[pid  5108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5108] write(3, "1000", 4)         = 4
[pid  5108] close(3)                    = 0
[pid  5108] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5109 attached
) = 5109
[pid  5108] ptrace(PTRACE_ATTACH, 5109) = -1 EPERM (Operation not permitted)
[pid  5105] exit(0 <unfinished ...>
[pid  5108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5105] <... exit resumed>)         = ?
[pid  5108] <... bpf resumed>)          = 3
[pid  5108] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5105] +++ exited with 0 +++
[pid  5108] <... bpf resumed>)          = 4
[pid  5108] exit_group(0)               = ?
[pid  5108] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5110 attached
, child_tidptr=0x555556114750) = 5110
[pid  5110] set_robust_list(0x555556114760, 24) = 0
[pid  5110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5110] setpgid(0, 0)               = 0
[pid  5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5110] write(3, "1000", 4)         = 4
[pid  5110] close(3)                    = 0
[pid  5110] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5111 attached
) = 5111
[pid  5110] ptrace(PTRACE_ATTACH, 5111) = -1 EPERM (Operation not permitted)
[pid  5110] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5110] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5110] exit_group(0)               = ?
[pid  5110] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5110, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5112
./strace-static-x86_64: Process 5112 attached
[pid  5112] set_robust_list(0x555556114760, 24) = 0
[pid  5112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5107] exit(0 <unfinished ...>
[pid  5112] setpgid(0, 0 <unfinished ...>
[pid  5107] <... exit resumed>)         = ?
[pid  5112] <... setpgid resumed>)      = 0
[pid  5112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5112] write(3, "1000", 4 <unfinished ...>
[pid  5107] +++ exited with 0 +++
[pid  5112] <... write resumed>)        = 4
[pid  5112] close(3)                    = 0
[pid  5112] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5113 attached
) = 5113
[pid  5112] ptrace(PTRACE_ATTACH, 5113) = -1 EPERM (Operation not permitted)
[pid  5112] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5112] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5112] exit_group(0)               = ?
[pid  5109] exit(0)                     = ?
[pid  5112] +++ exited with 0 +++
[pid  5109] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5112, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5114
./strace-static-x86_64: Process 5114 attached
[pid  5114] set_robust_list(0x555556114760, 24) = 0
[pid  5114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5111] exit(0 <unfinished ...>
[pid  5114] setpgid(0, 0 <unfinished ...>
[pid  5111] <... exit resumed>)         = ?
[pid  5114] <... setpgid resumed>)      = 0
[pid  5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5111] +++ exited with 0 +++
[pid  5114] <... openat resumed>)       = 3
[pid  5114] write(3, "1000", 4)         = 4
[pid  5114] close(3)                    = 0
[pid  5114] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5115 attached
) = 5115
[pid  5114] ptrace(PTRACE_ATTACH, 5115) = -1 EPERM (Operation not permitted)
[pid  5114] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5114] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5114] exit_group(0)               = ?
[pid  5114] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5114, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5116 attached
, child_tidptr=0x555556114750) = 5116
[pid  5116] set_robust_list(0x555556114760, 24) = 0
[pid  5116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5116] setpgid(0, 0)               = 0
[pid  5116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5116] write(3, "1000", 4)         = 4
[pid  5116] close(3)                    = 0
[pid  5116] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5117 attached
) = 5117
[pid  5116] ptrace(PTRACE_ATTACH, 5117) = -1 EPERM (Operation not permitted)
[pid  5116] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5116] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5116] exit_group(0)               = ?
[pid  5116] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5118 attached
, child_tidptr=0x555556114750) = 5118
[pid  5118] set_robust_list(0x555556114760, 24) = 0
[pid  5118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5118] setpgid(0, 0)               = 0
[pid  5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5113] exit(0 <unfinished ...>
[pid  5118] <... openat resumed>)       = 3
[pid  5113] <... exit resumed>)         = ?
[pid  5118] write(3, "1000", 4 <unfinished ...>
[pid  5113] +++ exited with 0 +++
[pid  5118] <... write resumed>)        = 4
[pid  5118] close(3)                    = 0
[pid  5118] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5119 attached
) = 5119
[pid  5118] ptrace(PTRACE_ATTACH, 5119) = -1 EPERM (Operation not permitted)
[pid  5118] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5118] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5118] exit_group(0)               = ?
[pid  5118] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5118, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5120 attached
 <unfinished ...>
[pid  5120] set_robust_list(0x555556114760, 24) = 0
[pid  5120] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5120
[pid  5120] <... prctl resumed>)        = 0
[pid  5120] setpgid(0, 0)               = 0
[pid  5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5120] write(3, "1000", 4)         = 4
[pid  5120] close(3)                    = 0
[pid  5120] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5121 attached
) = 5121
[pid  5120] ptrace(PTRACE_ATTACH, 5121) = -1 EPERM (Operation not permitted)
[pid  5120] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5115] exit(0)                     = ?
[pid  5120] <... bpf resumed>)          = 3
[pid  5115] +++ exited with 0 +++
[pid  5120] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5117] exit(0 <unfinished ...>
[pid  5120] <... bpf resumed>)          = 4
[pid  5117] <... exit resumed>)         = ?
[pid  5120] exit_group(0 <unfinished ...>
[pid  5117] +++ exited with 0 +++
[pid  5120] <... exit_group resumed>)   = ?
[pid  5120] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5120, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5122 attached
, child_tidptr=0x555556114750) = 5122
[pid  5122] set_robust_list(0x555556114760, 24) = 0
[pid  5122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5122] setpgid(0, 0)               = 0
[pid  5119] exit(0 <unfinished ...>
[pid  5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5119] <... exit resumed>)         = ?
[pid  5122] <... openat resumed>)       = 3
[pid  5122] write(3, "1000", 4 <unfinished ...>
[pid  5119] +++ exited with 0 +++
[pid  5122] <... write resumed>)        = 4
[pid  5122] close(3)                    = 0
[pid  5122] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5123 attached
) = 5123
[pid  5122] ptrace(PTRACE_ATTACH, 5123) = -1 EPERM (Operation not permitted)
[pid  5122] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5122] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5122] exit_group(0)               = ?
[pid  5122] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5122, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5124
./strace-static-x86_64: Process 5124 attached
[pid  5124] set_robust_list(0x555556114760, 24) = 0
[pid  5124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5124] setpgid(0, 0)               = 0
[pid  5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5124] write(3, "1000", 4)         = 4
[pid  5124] close(3)                    = 0
[pid  5124] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5125 attached
) = 5125
[pid  5124] ptrace(PTRACE_ATTACH, 5125) = -1 EPERM (Operation not permitted)
[pid  5124] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5124] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5124] exit_group(0)               = ?
[pid  5124] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5124, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5126
./strace-static-x86_64: Process 5126 attached
[pid  5126] set_robust_list(0x555556114760, 24) = 0
[pid  5121] exit(0 <unfinished ...>
[pid  5126] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5121] <... exit resumed>)         = ?
[pid  5126] <... prctl resumed>)        = 0
[pid  5126] setpgid(0, 0)               = 0
[pid  5121] +++ exited with 0 +++
[pid  5126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5126] write(3, "1000", 4)         = 4
[pid  5126] close(3)                    = 0
[pid  5126] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5127 attached
) = 5127
[pid  5126] ptrace(PTRACE_ATTACH, 5127) = -1 EPERM (Operation not permitted)
[pid  5126] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5126] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5126] exit_group(0)               = ?
[pid  5126] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5126, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5128 attached
, child_tidptr=0x555556114750) = 5128
[pid  5123] exit(0 <unfinished ...>
[pid  5128] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5123] <... exit resumed>)         = ?
[pid  5128] <... set_robust_list resumed>) = 0
[pid  5128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5123] +++ exited with 0 +++
[pid  5128] setpgid(0, 0)               = 0
[pid  5128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5128] write(3, "1000", 4)         = 4
[pid  5128] close(3)                    = 0
[pid  5128] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5125] exit(0)                     = ?
./strace-static-x86_64: Process 5129 attached
[pid  5128] <... clone resumed>)        = 5129
[pid  5125] +++ exited with 0 +++
[pid  5128] ptrace(PTRACE_ATTACH, 5129) = -1 EPERM (Operation not permitted)
[pid  5128] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5128] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5128] exit_group(0)               = ?
[pid  5128] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5128, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5130 attached
, child_tidptr=0x555556114750) = 5130
[pid  5130] set_robust_list(0x555556114760, 24) = 0
[pid  5130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5130] setpgid(0, 0)               = 0
[pid  5130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5130] write(3, "1000", 4)         = 4
[pid  5130] close(3)                    = 0
[pid  5130] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5131 attached
) = 5131
[pid  5130] ptrace(PTRACE_ATTACH, 5131) = -1 EPERM (Operation not permitted)
[pid  5130] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5127] exit(0)                     = ?
[pid  5130] <... bpf resumed>)          = 3
[pid  5127] +++ exited with 0 +++
[pid  5130] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5130] exit_group(0)               = ?
[pid  5130] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5130, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5132 attached
, child_tidptr=0x555556114750) = 5132
[pid  5132] set_robust_list(0x555556114760, 24) = 0
[pid  5132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5132] setpgid(0, 0)               = 0
[pid  5132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5132] write(3, "1000", 4)         = 4
[pid  5132] close(3)                    = 0
[pid  5132] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5129] exit(0)                     = ?
./strace-static-x86_64: Process 5133 attached
[pid  5132] <... clone resumed>)        = 5133
[pid  5129] +++ exited with 0 +++
[pid  5132] ptrace(PTRACE_ATTACH, 5133) = -1 EPERM (Operation not permitted)
[pid  5132] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5132] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5132] exit_group(0)               = ?
[pid  5132] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5132, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5134 attached
 <unfinished ...>
[pid  5134] set_robust_list(0x555556114760, 24) = 0
[pid  5134] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5134
[pid  5134] <... prctl resumed>)        = 0
[pid  5134] setpgid(0, 0)               = 0
[pid  5134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5131] exit(0)                     = ?
[pid  5134] <... openat resumed>)       = 3
[pid  5134] write(3, "1000", 4 <unfinished ...>
[pid  5131] +++ exited with 0 +++
[pid  5134] <... write resumed>)        = 4
[pid  5134] close(3)                    = 0
[pid  5134] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5135 attached
) = 5135
[pid  5134] ptrace(PTRACE_ATTACH, 5135) = -1 EPERM (Operation not permitted)
[pid  5134] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5134] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5134] exit_group(0)               = ?
[pid  5134] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5134, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5136 attached
 <unfinished ...>
[pid  5136] set_robust_list(0x555556114760, 24) = 0
[pid  5136] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5136
[pid  5136] <... prctl resumed>)        = 0
[pid  5136] setpgid(0, 0)               = 0
[pid  5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5133] exit(0)                     = ?
[pid  5136] <... openat resumed>)       = 3
[pid  5136] write(3, "1000", 4 <unfinished ...>
[pid  5133] +++ exited with 0 +++
[pid  5136] <... write resumed>)        = 4
[pid  5136] close(3)                    = 0
[pid  5136] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5137 attached
) = 5137
[pid  5136] ptrace(PTRACE_ATTACH, 5137) = -1 EPERM (Operation not permitted)
[pid  5136] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5136] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5136] exit_group(0)               = ?
[pid  5136] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5136, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5138
./strace-static-x86_64: Process 5138 attached
[pid  5138] set_robust_list(0x555556114760, 24) = 0
[pid  5138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5138] setpgid(0, 0)               = 0
[pid  5135] exit(0 <unfinished ...>
[pid  5138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5135] <... exit resumed>)         = ?
[pid  5138] <... openat resumed>)       = 3
[pid  5138] write(3, "1000", 4 <unfinished ...>
[pid  5135] +++ exited with 0 +++
[pid  5138] <... write resumed>)        = 4
[pid  5138] close(3)                    = 0
[pid  5138] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5139 attached
) = 5139
[pid  5138] ptrace(PTRACE_ATTACH, 5139) = -1 EPERM (Operation not permitted)
[pid  5138] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5138] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5138] exit_group(0)               = ?
[pid  5138] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5138, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5140 attached
, child_tidptr=0x555556114750) = 5140
[pid  5140] set_robust_list(0x555556114760, 24) = 0
[pid  5140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5140] setpgid(0, 0)               = 0
[pid  5140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5140] write(3, "1000", 4)         = 4
[pid  5140] close(3)                    = 0
[pid  5140] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5141 attached
) = 5141
[pid  5140] ptrace(PTRACE_ATTACH, 5141) = -1 EPERM (Operation not permitted)
[pid  5140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5140] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5140] exit_group(0)               = ?
[pid  5140] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5140, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5142 attached
 <unfinished ...>
[pid  5142] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5142
[pid  5142] <... set_robust_list resumed>) = 0
[pid  5142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5142] setpgid(0, 0)               = 0
[pid  5142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5142] write(3, "1000", 4)         = 4
[pid  5142] close(3)                    = 0
[pid  5142] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5143 attached
) = 5143
[pid  5142] ptrace(PTRACE_ATTACH, 5143) = -1 EPERM (Operation not permitted)
[pid  5137] exit(0 <unfinished ...>
[pid  5142] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5137] <... exit resumed>)         = ?
[pid  5142] <... bpf resumed>)          = 3
[pid  5137] +++ exited with 0 +++
[pid  5142] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5142] exit_group(0)               = ?
[pid  5142] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5142, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5144
./strace-static-x86_64: Process 5144 attached
[pid  5144] set_robust_list(0x555556114760, 24) = 0
[pid  5144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5144] setpgid(0, 0)               = 0
[pid  5144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5144] write(3, "1000", 4)         = 4
[pid  5144] close(3)                    = 0
[pid  5144] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5145 attached
) = 5145
[pid  5139] exit(0)                     = ?
[pid  5144] ptrace(PTRACE_ATTACH, 5145) = -1 EPERM (Operation not permitted)
[pid  5144] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5139] +++ exited with 0 +++
[pid  5144] <... bpf resumed>)          = 3
[pid  5144] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5141] exit(0)                     = ?
[pid  5144] exit_group(0)               = ?
[pid  5141] +++ exited with 0 +++
[pid  5144] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5144, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5146
./strace-static-x86_64: Process 5146 attached
[pid  5146] set_robust_list(0x555556114760, 24) = 0
[pid  5146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5146] setpgid(0, 0)               = 0
[pid  5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5146] write(3, "1000", 4)         = 4
[pid  5146] close(3)                    = 0
[pid  5146] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5147 attached
) = 5147
[pid  5146] ptrace(PTRACE_ATTACH, 5147) = -1 EPERM (Operation not permitted)
[pid  5146] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5146] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5146] exit_group(0)               = ?
[pid  5146] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5146, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5148
./strace-static-x86_64: Process 5148 attached
[pid  5148] set_robust_list(0x555556114760, 24) = 0
[pid  5148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5148] setpgid(0, 0 <unfinished ...>
[pid  5143] exit(0)                     = ?
[pid  5148] <... setpgid resumed>)      = 0
[pid  5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5143] +++ exited with 0 +++
[pid  5148] <... openat resumed>)       = 3
[pid  5148] write(3, "1000", 4)         = 4
[pid  5148] close(3)                    = 0
[pid  5148] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5149 attached
) = 5149
[pid  5148] ptrace(PTRACE_ATTACH, 5149) = -1 EPERM (Operation not permitted)
[pid  5148] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5148] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5148] exit_group(0)               = ?
[pid  5145] exit(0)                     = ?
[pid  5148] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5148, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5145] +++ exited with 0 +++
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5150
./strace-static-x86_64: Process 5150 attached
[pid  5150] set_robust_list(0x555556114760, 24) = 0
[pid  5150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5150] setpgid(0, 0 <unfinished ...>
[pid  5147] exit(0)                     = ?
[pid  5150] <... setpgid resumed>)      = 0
[pid  5150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5147] +++ exited with 0 +++
[pid  5150] <... openat resumed>)       = 3
[pid  5150] write(3, "1000", 4)         = 4
[pid  5150] close(3)                    = 0
[pid  5150] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5151 attached
) = 5151
[pid  5150] ptrace(PTRACE_ATTACH, 5151) = -1 EPERM (Operation not permitted)
[pid  5150] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5150] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5150] exit_group(0)               = ?
[pid  5150] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5150, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5152 attached
 <unfinished ...>
[pid  5152] set_robust_list(0x555556114760, 24) = 0
[pid  5152] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5152
[pid  5152] <... prctl resumed>)        = 0
[pid  5152] setpgid(0, 0)               = 0
[pid  5152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5152] write(3, "1000", 4)         = 4
[pid  5152] close(3)                    = 0
[pid  5149] exit(0 <unfinished ...>
[pid  5152] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5149] <... exit resumed>)         = ?
[pid  5149] +++ exited with 0 +++
./strace-static-x86_64: Process 5153 attached
[pid  5152] <... clone resumed>)        = 5153
[pid  5152] ptrace(PTRACE_ATTACH, 5153) = -1 EPERM (Operation not permitted)
[pid  5152] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5152] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5152] exit_group(0)               = ?
[pid  5152] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5152, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5154 attached
, child_tidptr=0x555556114750) = 5154
[pid  5154] set_robust_list(0x555556114760, 24) = 0
[pid  5154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5154] setpgid(0, 0)               = 0
[pid  5154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5154] write(3, "1000", 4)         = 4
[pid  5154] close(3)                    = 0
[pid  5154] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5155 attached
) = 5155
[pid  5154] ptrace(PTRACE_ATTACH, 5155) = -1 EPERM (Operation not permitted)
[pid  5154] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5154] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5151] exit(0 <unfinished ...>
[pid  5154] <... bpf resumed>)          = 4
[pid  5151] <... exit resumed>)         = ?
[pid  5154] exit_group(0 <unfinished ...>
[pid  5151] +++ exited with 0 +++
[pid  5154] <... exit_group resumed>)   = ?
[pid  5154] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5154, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5156 attached
, child_tidptr=0x555556114750) = 5156
[pid  5156] set_robust_list(0x555556114760, 24) = 0
[pid  5156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5156] setpgid(0, 0)               = 0
[pid  5156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5156] write(3, "1000", 4)         = 4
[pid  5156] close(3)                    = 0
[pid  5156] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5157 attached
) = 5157
[pid  5156] ptrace(PTRACE_ATTACH, 5157) = -1 EPERM (Operation not permitted)
[pid  5156] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5156] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5153] exit(0 <unfinished ...>
[pid  5156] <... bpf resumed>)          = 4
[pid  5153] <... exit resumed>)         = ?
[pid  5156] exit_group(0)               = ?
[pid  5153] +++ exited with 0 +++
[pid  5156] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5156, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5158 attached
 <unfinished ...>
[pid  5158] set_robust_list(0x555556114760, 24) = 0
[pid  5158] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5158
[pid  5158] <... prctl resumed>)        = 0
[pid  5158] setpgid(0, 0)               = 0
[pid  5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5158] write(3, "1000", 4)         = 4
[pid  5155] exit(0 <unfinished ...>
[pid  5158] close(3 <unfinished ...>
[pid  5155] <... exit resumed>)         = ?
[pid  5158] <... close resumed>)        = 0
[pid  5158] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5155] +++ exited with 0 +++
./strace-static-x86_64: Process 5159 attached
[pid  5158] <... clone resumed>)        = 5159
[pid  5158] ptrace(PTRACE_ATTACH, 5159) = -1 EPERM (Operation not permitted)
[pid  5158] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5158] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5158] exit_group(0)               = ?
[pid  5158] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5158, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5160
./strace-static-x86_64: Process 5160 attached
[pid  5160] set_robust_list(0x555556114760, 24) = 0
[pid  5160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5160] setpgid(0, 0)               = 0
[pid  5160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5160] write(3, "1000", 4)         = 4
[pid  5160] close(3)                    = 0
[pid  5160] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5161 attached
) = 5161
[pid  5160] ptrace(PTRACE_ATTACH, 5161) = -1 EPERM (Operation not permitted)
[pid  5160] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5160] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5160] exit_group(0)               = ?
[pid  5160] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5160, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5162 attached
 <unfinished ...>
[pid  5162] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5162
[pid  5162] <... set_robust_list resumed>) = 0
[pid  5162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5162] setpgid(0, 0 <unfinished ...>
[pid  5157] exit(0)                     = ?
[pid  5162] <... setpgid resumed>)      = 0
[pid  5162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5157] +++ exited with 0 +++
[pid  5162] write(3, "1000", 4)         = 4
[pid  5162] close(3)                    = 0
[pid  5162] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5163 attached
) = 5163
[pid  5162] ptrace(PTRACE_ATTACH, 5163) = -1 EPERM (Operation not permitted)
[pid  5162] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5162] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5162] exit_group(0)               = ?
[pid  5159] exit(0)                     = ?
[pid  5162] +++ exited with 0 +++
[pid  5159] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5162, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5164 attached
, child_tidptr=0x555556114750) = 5164
[pid  5164] set_robust_list(0x555556114760, 24) = 0
[pid  5164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5164] setpgid(0, 0)               = 0
[pid  5164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5164] write(3, "1000", 4)         = 4
[pid  5164] close(3)                    = 0
[pid  5164] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5161] exit(0)                     = ?
./strace-static-x86_64: Process 5165 attached
[pid  5164] <... clone resumed>)        = 5165
[pid  5161] +++ exited with 0 +++
[pid  5164] ptrace(PTRACE_ATTACH, 5165) = -1 EPERM (Operation not permitted)
[pid  5164] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5164] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5164] exit_group(0)               = ?
[pid  5164] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5164, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5166 attached
, child_tidptr=0x555556114750) = 5166
[pid  5166] set_robust_list(0x555556114760, 24) = 0
[pid  5166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5166] setpgid(0, 0)               = 0
[pid  5166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5166] write(3, "1000", 4)         = 4
[pid  5166] close(3)                    = 0
[pid  5166] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5167 attached
) = 5167
[pid  5166] ptrace(PTRACE_ATTACH, 5167) = -1 EPERM (Operation not permitted)
[pid  5166] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5163] exit(0)                     = ?
[pid  5166] <... bpf resumed>)          = 3
[pid  5166] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5163] +++ exited with 0 +++
[pid  5166] <... bpf resumed>)          = 4
[pid  5166] exit_group(0)               = ?
[pid  5166] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5166, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5168 attached
, child_tidptr=0x555556114750) = 5168
[pid  5168] set_robust_list(0x555556114760, 24) = 0
[pid  5168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5168] setpgid(0, 0)               = 0
[pid  5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5168] write(3, "1000", 4)         = 4
[pid  5168] close(3)                    = 0
[pid  5168] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5169 attached
) = 5169
[pid  5168] ptrace(PTRACE_ATTACH, 5169) = -1 EPERM (Operation not permitted)
[pid  5168] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5168] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5168] exit_group(0)               = ?
[pid  5168] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5168, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5165] exit(0)                     = ?
./strace-static-x86_64: Process 5170 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5170
[pid  5170] set_robust_list(0x555556114760, 24) = 0
[pid  5170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5165] +++ exited with 0 +++
[pid  5170] setpgid(0, 0)               = 0
[pid  5170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5170] write(3, "1000", 4)         = 4
[pid  5170] close(3)                    = 0
[pid  5170] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5171 attached
) = 5171
[pid  5170] ptrace(PTRACE_ATTACH, 5171) = -1 EPERM (Operation not permitted)
[pid  5170] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5170] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5170] exit_group(0)               = ?
[pid  5170] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5170, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5167] exit(0)                     = ?
./strace-static-x86_64: Process 5172 attached
[pid  5167] +++ exited with 0 +++
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5172
[pid  5172] set_robust_list(0x555556114760, 24) = 0
[pid  5172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5172] setpgid(0, 0)               = 0
[pid  5172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5172] write(3, "1000", 4)         = 4
[pid  5172] close(3)                    = 0
[pid  5172] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5173 attached
) = 5173
[pid  5172] ptrace(PTRACE_ATTACH, 5173) = -1 EPERM (Operation not permitted)
[pid  5172] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5172] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5172] exit_group(0)               = ?
[pid  5172] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5172, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5174 attached
 <unfinished ...>
[pid  5174] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5174
[pid  5174] <... set_robust_list resumed>) = 0
[pid  5174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5169] exit(0 <unfinished ...>
[pid  5174] setpgid(0, 0 <unfinished ...>
[pid  5169] <... exit resumed>)         = ?
[pid  5174] <... setpgid resumed>)      = 0
[pid  5174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5169] +++ exited with 0 +++
[pid  5174] write(3, "1000", 4)         = 4
[pid  5174] close(3)                    = 0
[pid  5174] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5175 attached
) = 5175
[pid  5174] ptrace(PTRACE_ATTACH, 5175) = -1 EPERM (Operation not permitted)
[pid  5174] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5174] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5174] exit_group(0)               = ?
[pid  5174] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5174, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5171] exit(0)                     = ?
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5176 attached
, child_tidptr=0x555556114750) = 5176
[pid  5176] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5171] +++ exited with 0 +++
[pid  5176] <... set_robust_list resumed>) = 0
[pid  5176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5176] setpgid(0, 0)               = 0
[pid  5176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5176] write(3, "1000", 4)         = 4
[pid  5176] close(3)                    = 0
[pid  5176] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5177 attached
) = 5177
[pid  5176] ptrace(PTRACE_ATTACH, 5177) = -1 EPERM (Operation not permitted)
[pid  5176] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5176] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5176] exit_group(0)               = ?
[pid  5176] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5176, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5178 attached
, child_tidptr=0x555556114750) = 5178
[pid  5178] set_robust_list(0x555556114760, 24) = 0
[pid  5178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5178] setpgid(0, 0 <unfinished ...>
[pid  5173] exit(0)                     = ?
[pid  5178] <... setpgid resumed>)      = 0
[pid  5178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5173] +++ exited with 0 +++
[pid  5178] write(3, "1000", 4)         = 4
[pid  5178] close(3)                    = 0
[pid  5178] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5179 attached
) = 5179
[pid  5178] ptrace(PTRACE_ATTACH, 5179) = -1 EPERM (Operation not permitted)
[pid  5178] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5175] exit(0)                     = ?
[pid  5178] <... bpf resumed>)          = 3
[pid  5175] +++ exited with 0 +++
[pid  5178] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5178] exit_group(0)               = ?
[pid  5178] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5178, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5180 attached
 <unfinished ...>
[pid  5180] set_robust_list(0x555556114760, 24) = 0
[pid  5180] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5180
[pid  5180] <... prctl resumed>)        = 0
[pid  5180] setpgid(0, 0)               = 0
[pid  5180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5180] write(3, "1000", 4)         = 4
[pid  5180] close(3)                    = 0
[pid  5180] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5177] exit(0)                     = ?
./strace-static-x86_64: Process 5181 attached
[pid  5180] <... clone resumed>)        = 5181
[pid  5180] ptrace(PTRACE_ATTACH, 5181 <unfinished ...>
[pid  5177] +++ exited with 0 +++
[pid  5180] <... ptrace resumed>)       = -1 EPERM (Operation not permitted)
[pid  5180] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5180] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5180] exit_group(0)               = ?
[pid  5180] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5180, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5182 attached
 <unfinished ...>
[pid  5182] set_robust_list(0x555556114760, 24) = 0
[pid  5182] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5182
[pid  5182] <... prctl resumed>)        = 0
[pid  5182] setpgid(0, 0)               = 0
[pid  5182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5182] write(3, "1000", 4)         = 4
[pid  5182] close(3)                    = 0
[pid  5182] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5179] exit(0)                     = ?
./strace-static-x86_64: Process 5183 attached
[pid  5179] +++ exited with 0 +++
[pid  5182] <... clone resumed>)        = 5183
[pid  5182] ptrace(PTRACE_ATTACH, 5183) = -1 EPERM (Operation not permitted)
[pid  5182] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5182] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5182] exit_group(0)               = ?
[pid  5182] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5182, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5184 attached
 <unfinished ...>
[pid  5184] set_robust_list(0x555556114760, 24) = 0
[pid  5184] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5184
[pid  5184] <... prctl resumed>)        = 0
[pid  5184] setpgid(0, 0)               = 0
[pid  5184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5184] write(3, "1000", 4)         = 4
[pid  5184] close(3)                    = 0
[pid  5184] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5185 attached
) = 5185
[pid  5184] ptrace(PTRACE_ATTACH, 5185) = -1 EPERM (Operation not permitted)
[pid  5184] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5184] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5184] exit_group(0)               = ?
[pid  5181] exit(0)                     = ?
[pid  5184] +++ exited with 0 +++
[pid  5181] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5184, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5186 attached
, child_tidptr=0x555556114750) = 5186
[pid  5186] set_robust_list(0x555556114760, 24) = 0
[pid  5186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5186] setpgid(0, 0)               = 0
[pid  5186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5186] write(3, "1000", 4)         = 4
[pid  5186] close(3)                    = 0
[pid  5186] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5187 attached
) = 5187
[pid  5186] ptrace(PTRACE_ATTACH, 5187) = -1 EPERM (Operation not permitted)
[pid  5186] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5186] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5186] exit_group(0)               = ?
[pid  5186] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5186, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5188
./strace-static-x86_64: Process 5188 attached
[pid  5188] set_robust_list(0x555556114760, 24) = 0
[pid  5188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5183] exit(0 <unfinished ...>
[pid  5188] setpgid(0, 0 <unfinished ...>
[pid  5183] <... exit resumed>)         = ?
[pid  5188] <... setpgid resumed>)      = 0
[pid  5183] +++ exited with 0 +++
[pid  5188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5188] write(3, "1000", 4)         = 4
[pid  5188] close(3)                    = 0
[pid  5188] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5189 attached
 <unfinished ...>
[pid  5185] exit(0)                     = ?
[pid  5188] <... clone resumed>)        = 5189
[pid  5188] ptrace(PTRACE_ATTACH, 5189) = -1 EPERM (Operation not permitted)
[pid  5185] +++ exited with 0 +++
[pid  5188] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5188] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5188] exit_group(0)               = ?
[pid  5188] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5188, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5187] exit(0)                     = ?
./strace-static-x86_64: Process 5190 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5190
[pid  5187] +++ exited with 0 +++
[pid  5190] set_robust_list(0x555556114760, 24) = 0
[pid  5190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5190] setpgid(0, 0)               = 0
[pid  5190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5190] write(3, "1000", 4)         = 4
[pid  5190] close(3)                    = 0
[pid  5190] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5191 attached
) = 5191
[pid  5190] ptrace(PTRACE_ATTACH, 5191) = -1 EPERM (Operation not permitted)
[pid  5190] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5190] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5190] exit_group(0)               = ?
[pid  5190] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5190, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5192
./strace-static-x86_64: Process 5192 attached
[pid  5192] set_robust_list(0x555556114760, 24) = 0
[pid  5192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5192] setpgid(0, 0)               = 0
[pid  5192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5192] write(3, "1000", 4)         = 4
[pid  5192] close(3)                    = 0
[pid  5192] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5193 attached
) = 5193
[pid  5192] ptrace(PTRACE_ATTACH, 5193) = -1 EPERM (Operation not permitted)
[pid  5192] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5189] exit(0)                     = ?
[pid  5192] <... bpf resumed>)          = 3
[pid  5189] +++ exited with 0 +++
[pid  5192] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5192] exit_group(0)               = ?
[pid  5192] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5192, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5194 attached
 <unfinished ...>
[pid  5194] set_robust_list(0x555556114760, 24) = 0
[pid  5194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5194] setpgid(0, 0)               = 0
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5194
[pid  5194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5191] exit(0)                     = ?
[pid  5194] <... openat resumed>)       = 3
[pid  5191] +++ exited with 0 +++
[pid  5194] write(3, "1000", 4)         = 4
[pid  5194] close(3)                    = 0
[pid  5194] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5195 attached
) = 5195
[pid  5194] ptrace(PTRACE_ATTACH, 5195) = -1 EPERM (Operation not permitted)
[pid  5194] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5194] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5194] exit_group(0)               = ?
[pid  5194] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5194, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5196 attached
, child_tidptr=0x555556114750) = 5196
[pid  5196] set_robust_list(0x555556114760, 24) = 0
[pid  5196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5196] setpgid(0, 0)               = 0
[pid  5196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5196] write(3, "1000", 4)         = 4
[pid  5196] close(3)                    = 0
[pid  5196] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5197 attached
) = 5197
[pid  5196] ptrace(PTRACE_ATTACH, 5197) = -1 EPERM (Operation not permitted)
[pid  5196] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5196] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5196] exit_group(0)               = ?
[pid  5196] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5198
./strace-static-x86_64: Process 5198 attached
[pid  5198] set_robust_list(0x555556114760, 24) = 0
[pid  5198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5198] setpgid(0, 0)               = 0
[pid  5198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5198] write(3, "1000", 4)         = 4
[pid  5198] close(3)                    = 0
[pid  5198] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5199 attached
) = 5199
[pid  5198] ptrace(PTRACE_ATTACH, 5199) = -1 EPERM (Operation not permitted)
[pid  5198] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5193] exit(0)                     = ?
[pid  5198] <... bpf resumed>)          = 3
[pid  5198] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5198] exit_group(0 <unfinished ...>
[pid  5193] +++ exited with 0 +++
[pid  5198] <... exit_group resumed>)   = ?
[pid  5198] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5198, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5200
./strace-static-x86_64: Process 5200 attached
[pid  5200] set_robust_list(0x555556114760, 24) = 0
[pid  5200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5200] setpgid(0, 0)               = 0
[pid  5200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5200] write(3, "1000", 4)         = 4
[pid  5200] close(3)                    = 0
[pid  5200] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5201 attached
) = 5201
[pid  5200] ptrace(PTRACE_ATTACH, 5201) = -1 EPERM (Operation not permitted)
[pid  5200] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5200] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5195] exit(0)                     = ?
[pid  5200] exit_group(0 <unfinished ...>
[pid  5195] +++ exited with 0 +++
[pid  5200] <... exit_group resumed>)   = ?
[pid  5200] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5200, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5197] exit(0)                     = ?
./strace-static-x86_64: Process 5202 attached
[pid  5197] +++ exited with 0 +++
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5202
[pid  5202] set_robust_list(0x555556114760, 24) = 0
[pid  5202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5202] setpgid(0, 0)               = 0
[pid  5202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5202] write(3, "1000", 4)         = 4
[pid  5202] close(3)                    = 0
[pid  5202] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5203 attached
) = 5203
[pid  5202] ptrace(PTRACE_ATTACH, 5203) = -1 EPERM (Operation not permitted)
[pid  5202] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5199] exit(0)                     = ?
[pid  5202] <... bpf resumed>)          = 3
[pid  5199] +++ exited with 0 +++
[pid  5202] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5202] exit_group(0)               = ?
[pid  5202] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5202, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5204 attached
, child_tidptr=0x555556114750) = 5204
[pid  5204] set_robust_list(0x555556114760, 24) = 0
[pid  5204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5204] setpgid(0, 0)               = 0
[pid  5204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5204] write(3, "1000", 4)         = 4
[pid  5204] close(3)                    = 0
[pid  5204] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5201] exit(0)                     = ?
./strace-static-x86_64: Process 5205 attached
[pid  5204] <... clone resumed>)        = 5205
[pid  5201] +++ exited with 0 +++
[pid  5204] ptrace(PTRACE_ATTACH, 5205) = -1 EPERM (Operation not permitted)
[pid  5204] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5204] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5204] exit_group(0)               = ?
[pid  5204] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5204, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5206 attached
, child_tidptr=0x555556114750) = 5206
[pid  5206] set_robust_list(0x555556114760, 24) = 0
[pid  5206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5206] setpgid(0, 0)               = 0
[pid  5206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5206] write(3, "1000", 4)         = 4
[pid  5206] close(3)                    = 0
[pid  5206] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5207 attached
) = 5207
[pid  5206] ptrace(PTRACE_ATTACH, 5207 <unfinished ...>
[pid  5203] exit(0)                     = ?
[pid  5206] <... ptrace resumed>)       = -1 EPERM (Operation not permitted)
[pid  5206] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5203] +++ exited with 0 +++
[pid  5206] <... bpf resumed>)          = 3
[pid  5206] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5206] exit_group(0)               = ?
[pid  5206] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5206, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5205] exit(0)                     = ?
./strace-static-x86_64: Process 5208 attached
[pid  5205] +++ exited with 0 +++
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5208
[pid  5208] set_robust_list(0x555556114760, 24) = 0
[pid  5208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5208] setpgid(0, 0)               = 0
[pid  5208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5208] write(3, "1000", 4)         = 4
[pid  5208] close(3)                    = 0
[pid  5208] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5209 attached
) = 5209
[pid  5208] ptrace(PTRACE_ATTACH, 5209) = -1 EPERM (Operation not permitted)
[pid  5208] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5208] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5208] exit_group(0)               = ?
[pid  5208] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5208, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5210 attached
 <unfinished ...>
[pid  5210] set_robust_list(0x555556114760, 24) = 0
[pid  5210] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5210
[pid  5210] <... prctl resumed>)        = 0
[pid  5210] setpgid(0, 0)               = 0
[pid  5210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5207] exit(0 <unfinished ...>
[pid  5210] <... openat resumed>)       = 3
[pid  5207] <... exit resumed>)         = ?
[pid  5210] write(3, "1000", 4)         = 4
[pid  5210] close(3)                    = 0
[pid  5207] +++ exited with 0 +++
[pid  5210] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5211 attached
) = 5211
[pid  5210] ptrace(PTRACE_ATTACH, 5211) = -1 EPERM (Operation not permitted)
[pid  5210] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5210] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5210] exit_group(0)               = ?
[pid  5210] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5210, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5212 attached
, child_tidptr=0x555556114750) = 5212
[pid  5212] set_robust_list(0x555556114760, 24) = 0
[pid  5212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5212] setpgid(0, 0)               = 0
[pid  5212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5212] write(3, "1000", 4)         = 4
[pid  5212] close(3)                    = 0
[pid  5212] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5213 attached
) = 5213
[pid  5212] ptrace(PTRACE_ATTACH, 5213) = -1 EPERM (Operation not permitted)
[pid  5212] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5209] exit(0 <unfinished ...>
[pid  5212] <... bpf resumed>)          = 3
[pid  5209] <... exit resumed>)         = ?
[pid  5212] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5209] +++ exited with 0 +++
[pid  5212] exit_group(0)               = ?
[pid  5212] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5212, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5214 attached
, child_tidptr=0x555556114750) = 5214
[pid  5214] set_robust_list(0x555556114760, 24) = 0
[pid  5214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5214] setpgid(0, 0)               = 0
[pid  5214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5214] write(3, "1000", 4)         = 4
[pid  5214] close(3)                    = 0
[pid  5214] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5215 attached
) = 5215
[pid  5214] ptrace(PTRACE_ATTACH, 5215) = -1 EPERM (Operation not permitted)
[pid  5214] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5214] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5214] exit_group(0)               = ?
[pid  5214] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5214, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5216
./strace-static-x86_64: Process 5216 attached
[pid  5216] set_robust_list(0x555556114760, 24) = 0
[pid  5216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5216] setpgid(0, 0)               = 0
[pid  5216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5216] write(3, "1000", 4)         = 4
[pid  5211] exit(0)                     = ?
[pid  5216] close(3 <unfinished ...>
[pid  5211] +++ exited with 0 +++
[pid  5216] <... close resumed>)        = 0
[pid  5216] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5217 attached
) = 5217
[pid  5216] ptrace(PTRACE_ATTACH, 5217) = -1 EPERM (Operation not permitted)
[pid  5216] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5216] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5213] exit(0)                     = ?
[pid  5216] exit_group(0)               = ?
[pid  5213] +++ exited with 0 +++
[pid  5216] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5216, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5218 attached
, child_tidptr=0x555556114750) = 5218
[pid  5218] set_robust_list(0x555556114760, 24) = 0
[pid  5218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5218] setpgid(0, 0)               = 0
[pid  5218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5218] write(3, "1000", 4)         = 4
[pid  5218] close(3)                    = 0
[pid  5218] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5219 attached
) = 5219
[pid  5218] ptrace(PTRACE_ATTACH, 5219) = -1 EPERM (Operation not permitted)
[pid  5218] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5218] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5218] exit_group(0)               = ?
[pid  5218] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5218, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5220
./strace-static-x86_64: Process 5220 attached
[pid  5220] set_robust_list(0x555556114760, 24) = 0
[pid  5220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5220] setpgid(0, 0)               = 0
[pid  5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5220] write(3, "1000", 4 <unfinished ...>
[pid  5215] exit(0 <unfinished ...>
[pid  5220] <... write resumed>)        = 4
[pid  5215] <... exit resumed>)         = ?
[pid  5220] close(3)                    = 0
[pid  5215] +++ exited with 0 +++
[pid  5220] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5221 attached
) = 5221
[pid  5220] ptrace(PTRACE_ATTACH, 5221) = -1 EPERM (Operation not permitted)
[pid  5220] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5220] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5220] exit_group(0)               = ?
[pid  5220] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5220, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5217] exit(0 <unfinished ...>
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5217] <... exit resumed>)         = ?
./strace-static-x86_64: Process 5222 attached
[pid  5222] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5222
[pid  5222] <... set_robust_list resumed>) = 0
[pid  5217] +++ exited with 0 +++
[pid  5222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5222] setpgid(0, 0)               = 0
[pid  5222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5222] write(3, "1000", 4)         = 4
[pid  5219] exit(0 <unfinished ...>
[pid  5222] close(3)                    = 0
[pid  5222] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5219] <... exit resumed>)         = ?
./strace-static-x86_64: Process 5223 attached
[pid  5222] <... clone resumed>)        = 5223
[pid  5219] +++ exited with 0 +++
[pid  5222] ptrace(PTRACE_ATTACH, 5223) = -1 EPERM (Operation not permitted)
[pid  5222] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5222] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5222] exit_group(0)               = ?
[pid  5222] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5222, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5221] exit(0)                     = ?
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5221] +++ exited with 0 +++
./strace-static-x86_64: Process 5224 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5224
[pid  5224] set_robust_list(0x555556114760, 24) = 0
[pid  5224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5224] setpgid(0, 0)               = 0
[pid  5224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5224] write(3, "1000", 4)         = 4
[pid  5224] close(3)                    = 0
[pid  5224] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5225 attached
) = 5225
[pid  5224] ptrace(PTRACE_ATTACH, 5225) = -1 EPERM (Operation not permitted)
[pid  5224] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5224] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5224] exit_group(0)               = ?
[pid  5224] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5224, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5226
./strace-static-x86_64: Process 5226 attached
[pid  5226] set_robust_list(0x555556114760, 24) = 0
[pid  5226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5226] setpgid(0, 0)               = 0
[pid  5226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5223] exit(0 <unfinished ...>
[pid  5226] <... openat resumed>)       = 3
[pid  5223] <... exit resumed>)         = ?
[pid  5226] write(3, "1000", 4)         = 4
[pid  5226] close(3)                    = 0
[pid  5226] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5223] +++ exited with 0 +++
./strace-static-x86_64: Process 5227 attached
[pid  5226] <... clone resumed>)        = 5227
[pid  5226] ptrace(PTRACE_ATTACH, 5227) = -1 EPERM (Operation not permitted)
[pid  5226] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5226] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5226] exit_group(0)               = ?
[pid  5226] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5226, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5228 attached
, child_tidptr=0x555556114750) = 5228
[pid  5228] set_robust_list(0x555556114760, 24) = 0
[pid  5228] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5225] exit(0)                     = ?
[pid  5228] <... prctl resumed>)        = 0
[pid  5228] setpgid(0, 0)               = 0
[pid  5228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5225] +++ exited with 0 +++
[pid  5228] <... openat resumed>)       = 3
[pid  5228] write(3, "1000", 4)         = 4
[pid  5228] close(3)                    = 0
[pid  5228] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5229 attached
) = 5229
[pid  5228] ptrace(PTRACE_ATTACH, 5229) = -1 EPERM (Operation not permitted)
[pid  5228] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5228] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5228] exit_group(0)               = ?
[pid  5228] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5228, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5230 attached
, child_tidptr=0x555556114750) = 5230
[pid  5227] exit(0 <unfinished ...>
[pid  5230] set_robust_list(0x555556114760, 24) = 0
[pid  5227] <... exit resumed>)         = ?
[pid  5230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5227] +++ exited with 0 +++
[pid  5230] setpgid(0, 0)               = 0
[pid  5230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5230] write(3, "1000", 4)         = 4
[pid  5230] close(3)                    = 0
[pid  5230] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5231 attached
) = 5231
[pid  5230] ptrace(PTRACE_ATTACH, 5231) = -1 EPERM (Operation not permitted)
[pid  5230] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5230] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5230] exit_group(0)               = ?
[pid  5230] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5230, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5232 attached
 <unfinished ...>
[pid  5232] set_robust_list(0x555556114760, 24) = 0
[pid  5232] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5232
[pid  5232] <... prctl resumed>)        = 0
[pid  5232] setpgid(0, 0)               = 0
[pid  5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5232] write(3, "1000", 4)         = 4
[pid  5232] close(3)                    = 0
[pid  5232] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5233 attached
) = 5233
[pid  5232] ptrace(PTRACE_ATTACH, 5233) = -1 EPERM (Operation not permitted)
[pid  5232] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5232] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5232] exit_group(0)               = ?
[pid  5232] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5232, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5229] exit(0)                     = ?
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5234 attached
 <unfinished ...>
[pid  5229] +++ exited with 0 +++
[pid  5234] set_robust_list(0x555556114760, 24) = 0
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5234
[pid  5234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5234] setpgid(0, 0)               = 0
[pid  5234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5234] write(3, "1000", 4)         = 4
[pid  5234] close(3)                    = 0
[pid  5234] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5235 attached
) = 5235
[pid  5234] ptrace(PTRACE_ATTACH, 5235) = -1 EPERM (Operation not permitted)
[pid  5234] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5234] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5234] exit_group(0)               = ?
[pid  5234] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5234, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5231] exit(0)                     = ?
./strace-static-x86_64: Process 5236 attached
[pid  5231] +++ exited with 0 +++
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5236
[pid  5236] set_robust_list(0x555556114760, 24) = 0
[pid  5236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5236] setpgid(0, 0)               = 0
[pid  5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5236] write(3, "1000", 4)         = 4
[pid  5236] close(3)                    = 0
[pid  5236] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5237 attached
) = 5237
[pid  5236] ptrace(PTRACE_ATTACH, 5237) = -1 EPERM (Operation not permitted)
[pid  5236] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5233] exit(0)                     = ?
[pid  5236] <... bpf resumed>)          = 3
[pid  5236] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5233] +++ exited with 0 +++
[pid  5236] <... bpf resumed>)          = 4
[pid  5236] exit_group(0)               = ?
[pid  5236] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5238 attached
 <unfinished ...>
[pid  5238] set_robust_list(0x555556114760, 24) = 0
[pid  5238] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5238
[pid  5238] <... prctl resumed>)        = 0
[pid  5238] setpgid(0, 0)               = 0
[pid  5238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5235] exit(0)                     = ?
[pid  5238] <... openat resumed>)       = 3
[pid  5238] write(3, "1000", 4)         = 4
[pid  5238] close(3)                    = 0
[pid  5238] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5235] +++ exited with 0 +++
./strace-static-x86_64: Process 5239 attached
[pid  5238] <... clone resumed>)        = 5239
[pid  5238] ptrace(PTRACE_ATTACH, 5239) = -1 EPERM (Operation not permitted)
[pid  5238] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5238] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5238] exit_group(0)               = ?
[pid  5238] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5238, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5240 attached
 <unfinished ...>
[pid  5240] set_robust_list(0x555556114760, 24) = 0
[pid  5240] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5240
[pid  5240] <... prctl resumed>)        = 0
[pid  5240] setpgid(0, 0)               = 0
[pid  5240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5240] write(3, "1000", 4)         = 4
[pid  5240] close(3)                    = 0
[pid  5240] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5237] exit(0)                     = ?
./strace-static-x86_64: Process 5241 attached
[pid  5240] <... clone resumed>)        = 5241
[pid  5240] ptrace(PTRACE_ATTACH, 5241) = -1 EPERM (Operation not permitted)
[pid  5237] +++ exited with 0 +++
[pid  5240] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5240] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5240] exit_group(0)               = ?
[pid  5240] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5240, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5242 attached
 <unfinished ...>
[pid  5242] set_robust_list(0x555556114760, 24) = 0
[pid  5242] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5242
[pid  5242] <... prctl resumed>)        = 0
[pid  5242] setpgid(0, 0)               = 0
[pid  5242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5239] exit(0 <unfinished ...>
[pid  5242] write(3, "1000", 4 <unfinished ...>
[pid  5239] <... exit resumed>)         = ?
[pid  5242] <... write resumed>)        = 4
[pid  5239] +++ exited with 0 +++
[pid  5242] close(3)                    = 0
[pid  5242] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5243 attached
) = 5243
[pid  5242] ptrace(PTRACE_ATTACH, 5243) = -1 EPERM (Operation not permitted)
[pid  5242] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5242] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5242] exit_group(0)               = ?
[pid  5242] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5242, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5244
./strace-static-x86_64: Process 5244 attached
[pid  5244] set_robust_list(0x555556114760, 24) = 0
[pid  5244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5244] setpgid(0, 0)               = 0
[pid  5244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5244] write(3, "1000", 4)         = 4
[pid  5244] close(3)                    = 0
[pid  5244] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5245 attached
) = 5245
[pid  5244] ptrace(PTRACE_ATTACH, 5245) = -1 EPERM (Operation not permitted)
[pid  5244] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5244] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5244] exit_group(0)               = ?
[pid  5241] exit(0)                     = ?
[pid  5244] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5244, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5241] +++ exited with 0 +++
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5246
./strace-static-x86_64: Process 5246 attached
[pid  5246] set_robust_list(0x555556114760, 24) = 0
[pid  5246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5246] setpgid(0, 0)               = 0
[pid  5246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5246] write(3, "1000", 4)         = 4
[pid  5246] close(3)                    = 0
[pid  5246] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5247 attached
) = 5247
[pid  5246] ptrace(PTRACE_ATTACH, 5247) = -1 EPERM (Operation not permitted)
[pid  5246] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5246] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5246] exit_group(0)               = ?
[pid  5246] +++ exited with 0 +++
[pid  5243] exit(0 <unfinished ...>
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5246, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5243] <... exit resumed>)         = ?
[pid  5065] <... restart_syscall resumed>) = 0
[pid  5243] +++ exited with 0 +++
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5248 attached
 <unfinished ...>
[pid  5248] set_robust_list(0x555556114760, 24) = 0
[pid  5248] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5248
[pid  5248] <... prctl resumed>)        = 0
[pid  5248] setpgid(0, 0)               = 0
[pid  5248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5248] write(3, "1000", 4)         = 4
[pid  5248] close(3 <unfinished ...>
[pid  5245] exit(0 <unfinished ...>
[pid  5248] <... close resumed>)        = 0
[pid  5245] <... exit resumed>)         = ?
[pid  5248] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5245] +++ exited with 0 +++
./strace-static-x86_64: Process 5249 attached
[pid  5248] <... clone resumed>)        = 5249
[pid  5248] ptrace(PTRACE_ATTACH, 5249) = -1 EPERM (Operation not permitted)
[pid  5248] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5248] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5248] exit_group(0)               = ?
[pid  5248] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5250 attached
, child_tidptr=0x555556114750) = 5250
[pid  5250] set_robust_list(0x555556114760, 24) = 0
[pid  5250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5250] setpgid(0, 0)               = 0
[pid  5250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5247] exit(0)                     = ?
[pid  5250] <... openat resumed>)       = 3
[pid  5247] +++ exited with 0 +++
[pid  5250] write(3, "1000", 4)         = 4
[pid  5250] close(3)                    = 0
[pid  5250] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5251 attached
) = 5251
[pid  5250] ptrace(PTRACE_ATTACH, 5251) = -1 EPERM (Operation not permitted)
[pid  5250] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5250] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5250] exit_group(0)               = ?
[pid  5250] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5250, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5252 attached
, child_tidptr=0x555556114750) = 5252
[pid  5252] set_robust_list(0x555556114760, 24) = 0
[pid  5252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5252] setpgid(0, 0)               = 0
[pid  5252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5249] exit(0)                     = ?
[pid  5252] write(3, "1000", 4)         = 4
[pid  5252] close(3)                    = 0
[pid  5252] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5249] +++ exited with 0 +++
./strace-static-x86_64: Process 5253 attached
[pid  5252] <... clone resumed>)        = 5253
[pid  5252] ptrace(PTRACE_ATTACH, 5253) = -1 EPERM (Operation not permitted)
[pid  5252] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5252] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5252] exit_group(0)               = ?
[pid  5252] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5252, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5254 attached
, child_tidptr=0x555556114750) = 5254
[pid  5254] set_robust_list(0x555556114760, 24) = 0
[pid  5254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5254] setpgid(0, 0)               = 0
[pid  5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5254] write(3, "1000", 4)         = 4
[pid  5254] close(3)                    = 0
[pid  5254] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5255 attached
) = 5255
[pid  5254] ptrace(PTRACE_ATTACH, 5255) = -1 EPERM (Operation not permitted)
[pid  5254] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5254] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5254] exit_group(0)               = ?
[pid  5254] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5254, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5256 attached
 <unfinished ...>
[pid  5256] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5256
[pid  5256] <... set_robust_list resumed>) = 0
[pid  5256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5256] setpgid(0, 0)               = 0
[pid  5256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5256] write(3, "1000", 4)         = 4
[pid  5256] close(3)                    = 0
[pid  5256] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5257 attached
) = 5257
[pid  5256] ptrace(PTRACE_ATTACH, 5257) = -1 EPERM (Operation not permitted)
[pid  5256] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5256] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5256] exit_group(0)               = ?
[pid  5256] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5256, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5258 attached
, child_tidptr=0x555556114750) = 5258
[pid  5258] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5251] exit(0 <unfinished ...>
[pid  5258] <... set_robust_list resumed>) = 0
[pid  5251] <... exit resumed>)         = ?
[pid  5258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5258] setpgid(0, 0)               = 0
[pid  5258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5251] +++ exited with 0 +++
[pid  5258] <... openat resumed>)       = 3
[pid  5258] write(3, "1000", 4)         = 4
[pid  5258] close(3)                    = 0
[pid  5258] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5259 attached
) = 5259
[pid  5258] ptrace(PTRACE_ATTACH, 5259) = -1 EPERM (Operation not permitted)
[pid  5258] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5258] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5258] exit_group(0)               = ?
[pid  5253] exit(0)                     = ?
[pid  5258] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5258, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5253] +++ exited with 0 +++
[pid  5065] <... restart_syscall resumed>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5260 attached
, child_tidptr=0x555556114750) = 5260
[pid  5260] set_robust_list(0x555556114760, 24) = 0
[pid  5260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5260] setpgid(0, 0)               = 0
[pid  5260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5255] exit(0)                     = ?
[pid  5260] <... openat resumed>)       = 3
[pid  5255] +++ exited with 0 +++
[pid  5260] write(3, "1000", 4)         = 4
[pid  5260] close(3)                    = 0
[pid  5260] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5261 attached
) = 5261
[pid  5260] ptrace(PTRACE_ATTACH, 5261) = -1 EPERM (Operation not permitted)
[pid  5260] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5257] exit(0)                     = ?
[pid  5260] <... bpf resumed>)          = 3
[pid  5260] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5257] +++ exited with 0 +++
[pid  5260] <... bpf resumed>)          = 4
[pid  5260] exit_group(0)               = ?
[pid  5260] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5260, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5262
./strace-static-x86_64: Process 5262 attached
[pid  5262] set_robust_list(0x555556114760, 24) = 0
[pid  5262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5262] setpgid(0, 0)               = 0
[pid  5262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5262] write(3, "1000", 4)         = 4
[pid  5262] close(3)                    = 0
[pid  5262] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5259] exit(0)                     = ?
./strace-static-x86_64: Process 5263 attached
[pid  5259] +++ exited with 0 +++
[pid  5262] <... clone resumed>)        = 5263
[pid  5262] ptrace(PTRACE_ATTACH, 5263) = -1 EPERM (Operation not permitted)
[pid  5262] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5262] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5262] exit_group(0)               = ?
[pid  5262] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5262, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5264 attached
, child_tidptr=0x555556114750) = 5264
[pid  5264] set_robust_list(0x555556114760, 24) = 0
[pid  5264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5264] setpgid(0, 0)               = 0
[pid  5264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5261] exit(0)                     = ?
[pid  5261] +++ exited with 0 +++
[pid  5264] write(3, "1000", 4)         = 4
[pid  5264] close(3)                    = 0
[pid  5264] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5265 attached
) = 5265
[pid  5264] ptrace(PTRACE_ATTACH, 5265) = -1 EPERM (Operation not permitted)
[pid  5264] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5264] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5264] exit_group(0)               = ?
[pid  5264] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5264, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5266 attached
 <unfinished ...>
[pid  5266] set_robust_list(0x555556114760, 24 <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5266
[pid  5266] <... set_robust_list resumed>) = 0
[pid  5266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5266] setpgid(0, 0)               = 0
[pid  5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5266] write(3, "1000", 4)         = 4
[pid  5266] close(3)                    = 0
[pid  5266] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5267 attached
) = 5267
[pid  5266] ptrace(PTRACE_ATTACH, 5267) = -1 EPERM (Operation not permitted)
[pid  5266] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5266] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5266] exit_group(0)               = ?
[pid  5266] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5266, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5263] exit(0)                     = ?
[pid  5065] <... restart_syscall resumed>) = 0
[pid  5263] +++ exited with 0 +++
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5268 attached
 <unfinished ...>
[pid  5268] set_robust_list(0x555556114760, 24) = 0
[pid  5268] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5268
[pid  5268] <... prctl resumed>)        = 0
[pid  5268] setpgid(0, 0)               = 0
[pid  5268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5268] write(3, "1000", 4)         = 4
[pid  5268] close(3)                    = 0
[pid  5268] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5265] exit(0)                     = ?
./strace-static-x86_64: Process 5269 attached
[pid  5268] <... clone resumed>)        = 5269
[pid  5268] ptrace(PTRACE_ATTACH, 5269) = -1 EPERM (Operation not permitted)
[pid  5265] +++ exited with 0 +++
[pid  5268] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5268] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5268] exit_group(0)               = ?
[pid  5268] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5268, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5267] exit(0 <unfinished ...>
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5267] <... exit resumed>)         = ?
./strace-static-x86_64: Process 5270 attached
[pid  5267] +++ exited with 0 +++
[pid  5270] set_robust_list(0x555556114760, 24) = 0
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5270
[pid  5270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5270] setpgid(0, 0)               = 0
[pid  5270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5270] write(3, "1000", 4)         = 4
[pid  5270] close(3)                    = 0
[pid  5270] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5271 attached
) = 5271
[pid  5270] ptrace(PTRACE_ATTACH, 5271) = -1 EPERM (Operation not permitted)
[pid  5270] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5270] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5270] exit_group(0)               = ?
[pid  5270] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5270, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5272
./strace-static-x86_64: Process 5272 attached
[pid  5272] set_robust_list(0x555556114760, 24) = 0
[pid  5272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5272] setpgid(0, 0)               = 0
[pid  5272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5269] exit(0)                     = ?
[pid  5272] <... openat resumed>)       = 3
[pid  5272] write(3, "1000", 4)         = 4
[pid  5272] close(3)                    = 0
[pid  5272] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5269] +++ exited with 0 +++
./strace-static-x86_64: Process 5273 attached
[pid  5272] <... clone resumed>)        = 5273
[pid  5272] ptrace(PTRACE_ATTACH, 5273) = -1 EPERM (Operation not permitted)
[pid  5272] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5272] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5272] exit_group(0)               = ?
[pid  5272] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5272, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5274 attached
 <unfinished ...>
[pid  5274] set_robust_list(0x555556114760, 24) = 0
[pid  5274] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5274
[pid  5274] <... prctl resumed>)        = 0
[pid  5274] setpgid(0, 0)               = 0
[pid  5274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5274] write(3, "1000", 4)         = 4
[pid  5274] close(3)                    = 0
[pid  5274] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5275 attached
) = 5275
[pid  5274] ptrace(PTRACE_ATTACH, 5275) = -1 EPERM (Operation not permitted)
[pid  5274] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5274] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5274] exit_group(0 <unfinished ...>
[pid  5271] exit(0)                     = ?
[pid  5274] <... exit_group resumed>)   = ?
[pid  5271] +++ exited with 0 +++
[pid  5274] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5274, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5276
./strace-static-x86_64: Process 5276 attached
[pid  5276] set_robust_list(0x555556114760, 24) = 0
[pid  5276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5276] setpgid(0, 0)               = 0
[pid  5276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5276] write(3, "1000", 4)         = 4
[pid  5276] close(3)                    = 0
[pid  5276] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5273] exit(0)                     = ?
./strace-static-x86_64: Process 5277 attached
[pid  5273] +++ exited with 0 +++
[pid  5276] <... clone resumed>)        = 5277
[pid  5276] ptrace(PTRACE_ATTACH, 5277) = -1 EPERM (Operation not permitted)
[pid  5276] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5276] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5276] exit_group(0)               = ?
[pid  5276] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5276, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5278 attached
, child_tidptr=0x555556114750) = 5278
[pid  5278] set_robust_list(0x555556114760, 24) = 0
[pid  5278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5278] setpgid(0, 0)               = 0
[pid  5278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5278] write(3, "1000", 4)         = 4
[pid  5278] close(3)                    = 0
[pid  5278] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5279 attached
) = 5279
[pid  5278] ptrace(PTRACE_ATTACH, 5279) = -1 EPERM (Operation not permitted)
[pid  5278] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5278] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5278] exit_group(0)               = ?
[pid  5275] exit(0)                     = ?
[pid  5278] +++ exited with 0 +++
[pid  5275] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5278, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5280
./strace-static-x86_64: Process 5280 attached
[pid  5280] set_robust_list(0x555556114760, 24) = 0
[pid  5280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5280] setpgid(0, 0)               = 0
[pid  5280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5280] write(3, "1000", 4)         = 4
[pid  5280] close(3)                    = 0
[pid  5280] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5277] exit(0)                     = ?
./strace-static-x86_64: Process 5281 attached
[pid  5280] <... clone resumed>)        = 5281
[pid  5277] +++ exited with 0 +++
[pid  5280] ptrace(PTRACE_ATTACH, 5281) = -1 EPERM (Operation not permitted)
[pid  5280] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5280] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5280] exit_group(0)               = ?
[pid  5280] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5280, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5282 attached
, child_tidptr=0x555556114750) = 5282
[pid  5282] set_robust_list(0x555556114760, 24) = 0
[pid  5282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5282] setpgid(0, 0 <unfinished ...>
[pid  5279] exit(0)                     = ?
[pid  5282] <... setpgid resumed>)      = 0
[pid  5282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5279] +++ exited with 0 +++
[pid  5282] write(3, "1000", 4)         = 4
[pid  5282] close(3)                    = 0
[pid  5282] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5283 attached
) = 5283
[pid  5282] ptrace(PTRACE_ATTACH, 5283) = -1 EPERM (Operation not permitted)
[pid  5282] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5282] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5282] exit_group(0)               = ?
[pid  5282] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5282, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5284 attached
, child_tidptr=0x555556114750) = 5284
[pid  5284] set_robust_list(0x555556114760, 24) = 0
[pid  5284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5284] setpgid(0, 0)               = 0
[pid  5284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5284] write(3, "1000", 4)         = 4
[pid  5284] close(3)                    = 0
[pid  5284] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5285 attached
) = 5285
[pid  5284] ptrace(PTRACE_ATTACH, 5285) = -1 EPERM (Operation not permitted)
[pid  5284] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5284] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5284] exit_group(0)               = ?
[pid  5284] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5284, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5281] exit(0)                     = ?
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5281] +++ exited with 0 +++
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5286
./strace-static-x86_64: Process 5286 attached
[pid  5286] set_robust_list(0x555556114760, 24) = 0
[pid  5286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5286] setpgid(0, 0)               = 0
[pid  5286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5286] write(3, "1000", 4)         = 4
[pid  5286] close(3)                    = 0
[pid  5286] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5287 attached
) = 5287
[pid  5286] ptrace(PTRACE_ATTACH, 5287) = -1 EPERM (Operation not permitted)
[pid  5286] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5286] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5286] exit_group(0)               = ?
[pid  5286] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5286, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5283] exit(0)                     = ?
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5283] +++ exited with 0 +++
./strace-static-x86_64: Process 5288 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5288
[pid  5288] set_robust_list(0x555556114760, 24) = 0
[pid  5288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5288] setpgid(0, 0)               = 0
[pid  5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5288] write(3, "1000", 4)         = 4
[pid  5288] close(3)                    = 0
[pid  5288] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5289 attached
) = 5289
[pid  5288] ptrace(PTRACE_ATTACH, 5289) = -1 EPERM (Operation not permitted)
[pid  5288] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5288] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 <unfinished ...>
[pid  5285] exit(0 <unfinished ...>
[pid  5288] <... bpf resumed>)          = 4
[pid  5285] <... exit resumed>)         = ?
[pid  5288] exit_group(0)               = ?
[pid  5285] +++ exited with 0 +++
[pid  5288] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5288, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5290 attached
, child_tidptr=0x555556114750) = 5290
[pid  5290] set_robust_list(0x555556114760, 24) = 0
[pid  5290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5290] setpgid(0, 0)               = 0
[pid  5290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5290] write(3, "1000", 4)         = 4
[pid  5290] close(3)                    = 0
[pid  5290] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5291 attached
) = 5291
[pid  5290] ptrace(PTRACE_ATTACH, 5291) = -1 EPERM (Operation not permitted)
[pid  5290] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5290] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5287] exit(0)                     = ?
[pid  5290] exit_group(0 <unfinished ...>
[pid  5287] +++ exited with 0 +++
[pid  5290] <... exit_group resumed>)   = ?
[pid  5290] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5290, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5292 attached
 <unfinished ...>
[pid  5292] set_robust_list(0x555556114760, 24) = 0
[pid  5292] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5292
[pid  5292] <... prctl resumed>)        = 0
[pid  5292] setpgid(0, 0)               = 0
[pid  5292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5292] write(3, "1000", 4)         = 4
[pid  5292] close(3)                    = 0
[pid  5292] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5293 attached
) = 5293
[pid  5292] ptrace(PTRACE_ATTACH, 5293) = -1 EPERM (Operation not permitted)
[pid  5292] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5292] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5292] exit_group(0)               = ?
[pid  5289] exit(0)                     = ?
[pid  5292] +++ exited with 0 +++
[pid  5289] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5292, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5294
./strace-static-x86_64: Process 5294 attached
[pid  5294] set_robust_list(0x555556114760, 24) = 0
[pid  5294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5294] setpgid(0, 0)               = 0
[pid  5294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5294] write(3, "1000", 4)         = 4
[pid  5294] close(3 <unfinished ...>
[pid  5291] exit(0 <unfinished ...>
[pid  5294] <... close resumed>)        = 0
[pid  5291] <... exit resumed>)         = ?
[pid  5294] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5291] +++ exited with 0 +++
./strace-static-x86_64: Process 5295 attached
[pid  5294] <... clone resumed>)        = 5295
[pid  5294] ptrace(PTRACE_ATTACH, 5295) = -1 EPERM (Operation not permitted)
[pid  5294] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5294] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5294] exit_group(0)               = ?
[pid  5294] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5294, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5296 attached
, child_tidptr=0x555556114750) = 5296
[pid  5296] set_robust_list(0x555556114760, 24) = 0
[pid  5296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5296] setpgid(0, 0)               = 0
[pid  5296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5293] exit(0)                     = ?
[pid  5296] <... openat resumed>)       = 3
[pid  5296] write(3, "1000", 4)         = 4
[pid  5296] close(3 <unfinished ...>
[pid  5293] +++ exited with 0 +++
[pid  5296] <... close resumed>)        = 0
[pid  5296] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5297 attached
) = 5297
[pid  5296] ptrace(PTRACE_ATTACH, 5297) = -1 EPERM (Operation not permitted)
[pid  5296] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5296] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5296] exit_group(0)               = ?
[pid  5296] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5296, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5298
./strace-static-x86_64: Process 5298 attached
[pid  5298] set_robust_list(0x555556114760, 24) = 0
[pid  5298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5298] setpgid(0, 0)               = 0
[pid  5298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5298] write(3, "1000", 4)         = 4
[pid  5298] close(3)                    = 0
[pid  5298] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5299 attached
) = 5299
[pid  5298] ptrace(PTRACE_ATTACH, 5299) = -1 EPERM (Operation not permitted)
[pid  5295] exit(0)                     = ?
[pid  5298] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5295] +++ exited with 0 +++
[pid  5298] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5298] exit_group(0)               = ?
[pid  5298] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5298, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5300 attached
 <unfinished ...>
[pid  5300] set_robust_list(0x555556114760, 24) = 0
[pid  5300] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5300
[pid  5300] <... prctl resumed>)        = 0
[pid  5300] setpgid(0, 0)               = 0
[pid  5300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5300] write(3, "1000", 4)         = 4
[pid  5300] close(3)                    = 0
[pid  5300] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5301 attached
) = 5301
[pid  5300] ptrace(PTRACE_ATTACH, 5301) = -1 EPERM (Operation not permitted)
[pid  5300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5297] exit(0)                     = ?
[pid  5300] <... bpf resumed>)          = 3
[pid  5300] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5300] exit_group(0 <unfinished ...>
[pid  5297] +++ exited with 0 +++
[pid  5300] <... exit_group resumed>)   = ?
[pid  5300] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5300, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5302
./strace-static-x86_64: Process 5302 attached
[pid  5302] set_robust_list(0x555556114760, 24) = 0
[pid  5302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5302] setpgid(0, 0)               = 0
[pid  5302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5302] write(3, "1000", 4)         = 4
[pid  5302] close(3)                    = 0
[pid  5302] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5299] exit(0)                     = ?
./strace-static-x86_64: Process 5303 attached
[pid  5299] +++ exited with 0 +++
[pid  5302] <... clone resumed>)        = 5303
[pid  5302] ptrace(PTRACE_ATTACH, 5303) = -1 EPERM (Operation not permitted)
[pid  5302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5302] exit_group(0)               = ?
[pid  5302] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5302, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5304
./strace-static-x86_64: Process 5304 attached
[pid  5304] set_robust_list(0x555556114760, 24) = 0
[pid  5304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5304] setpgid(0, 0)               = 0
[pid  5304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5304] write(3, "1000", 4)         = 4
[pid  5304] close(3)                    = 0
[pid  5304] clone(child_stack=NULL, flags=0 <unfinished ...>
[pid  5301] exit(0)                     = ?
./strace-static-x86_64: Process 5305 attached
[pid  5301] +++ exited with 0 +++
[pid  5304] <... clone resumed>)        = 5305
[pid  5304] ptrace(PTRACE_ATTACH, 5305) = -1 EPERM (Operation not permitted)
[pid  5304] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5304] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5304] exit_group(0)               = ?
[pid  5304] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5304, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5306 attached
, child_tidptr=0x555556114750) = 5306
[pid  5306] set_robust_list(0x555556114760, 24) = 0
[pid  5306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5306] setpgid(0, 0)               = 0
[pid  5306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5306] write(3, "1000", 4)         = 4
[pid  5306] close(3)                    = 0
[pid  5306] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5307 attached
) = 5307
[pid  5306] ptrace(PTRACE_ATTACH, 5307) = -1 EPERM (Operation not permitted)
[pid  5306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5306] exit_group(0)               = ?
[pid  5306] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5306, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5303] exit(0)                     = ?
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5303] +++ exited with 0 +++
./strace-static-x86_64: Process 5308 attached
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5308
[pid  5308] set_robust_list(0x555556114760, 24) = 0
[pid  5308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5308] setpgid(0, 0)               = 0
[pid  5308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5308] write(3, "1000", 4)         = 4
[pid  5308] close(3)                    = 0
[pid  5308] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5309 attached
) = 5309
[pid  5308] ptrace(PTRACE_ATTACH, 5309) = -1 EPERM (Operation not permitted)
[pid  5308] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5308] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5308] exit_group(0)               = ?
[pid  5308] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5308, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5310
./strace-static-x86_64: Process 5310 attached
[pid  5310] set_robust_list(0x555556114760, 24) = 0
[pid  5305] exit(0 <unfinished ...>
[pid  5310] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5305] <... exit resumed>)         = ?
[pid  5310] <... prctl resumed>)        = 0
[pid  5310] setpgid(0, 0)               = 0
[pid  5310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5305] +++ exited with 0 +++
[pid  5310] <... openat resumed>)       = 3
[pid  5310] write(3, "1000", 4)         = 4
[pid  5310] close(3)                    = 0
[pid  5310] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5311 attached
) = 5311
[pid  5310] ptrace(PTRACE_ATTACH, 5311) = -1 EPERM (Operation not permitted)
[pid  5310] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5310] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5310] exit_group(0)               = ?
[pid  5310] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5310, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5312 attached
, child_tidptr=0x555556114750) = 5312
[pid  5312] set_robust_list(0x555556114760, 24) = 0
[pid  5312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5307] exit(0 <unfinished ...>
[pid  5312] setpgid(0, 0 <unfinished ...>
[pid  5307] <... exit resumed>)         = ?
[pid  5312] <... setpgid resumed>)      = 0
[pid  5312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5307] +++ exited with 0 +++
[pid  5312] write(3, "1000", 4)         = 4
[pid  5312] close(3)                    = 0
[pid  5312] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5313 attached
) = 5313
[pid  5312] ptrace(PTRACE_ATTACH, 5313) = -1 EPERM (Operation not permitted)
[pid  5312] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5312] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5312] exit_group(0)               = ?
[pid  5312] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5312, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5314 attached
, child_tidptr=0x555556114750) = 5314
[pid  5309] exit(0)                     = ?
[pid  5314] set_robust_list(0x555556114760, 24) = 0
[pid  5314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5314] setpgid(0, 0 <unfinished ...>
[pid  5309] +++ exited with 0 +++
[pid  5314] <... setpgid resumed>)      = 0
[pid  5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5314] write(3, "1000", 4)         = 4
[pid  5314] close(3)                    = 0
[pid  5314] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5315 attached
) = 5315
[pid  5314] ptrace(PTRACE_ATTACH, 5315) = -1 EPERM (Operation not permitted)
[pid  5314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5314] exit_group(0)               = ?
[pid  5314] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5314, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5316 attached
, child_tidptr=0x555556114750) = 5316
[pid  5311] exit(0)                     = ?
[pid  5316] set_robust_list(0x555556114760, 24) = 0
[pid  5316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5316] setpgid(0, 0)               = 0
[pid  5311] +++ exited with 0 +++
[pid  5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5316] write(3, "1000", 4)         = 4
[pid  5316] close(3)                    = 0
[pid  5316] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5317 attached
) = 5317
[pid  5316] ptrace(PTRACE_ATTACH, 5317) = -1 EPERM (Operation not permitted)
[pid  5316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5316] exit_group(0)               = ?
[pid  5313] exit(0)                     = ?
[pid  5316] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5316, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5313] +++ exited with 0 +++
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5318 attached
 <unfinished ...>
[pid  5318] set_robust_list(0x555556114760, 24) = 0
[pid  5318] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5065] <... clone resumed>, child_tidptr=0x555556114750) = 5318
[pid  5318] <... prctl resumed>)        = 0
[pid  5318] setpgid(0, 0)               = 0
[pid  5318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5318] write(3, "1000", 4)         = 4
[pid  5315] exit(0 <unfinished ...>
[pid  5318] close(3 <unfinished ...>
[pid  5315] <... exit resumed>)         = ?
[pid  5318] <... close resumed>)        = 0
[pid  5315] +++ exited with 0 +++
[pid  5318] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5319 attached
) = 5319
[pid  5318] ptrace(PTRACE_ATTACH, 5319) = -1 EPERM (Operation not permitted)
[pid  5318] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5318] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5318] exit_group(0)               = ?
[pid  5318] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5318, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5320 attached
, child_tidptr=0x555556114750) = 5320
[pid  5320] set_robust_list(0x555556114760, 24) = 0
[pid  5320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5317] exit(0 <unfinished ...>
[pid  5320] setpgid(0, 0 <unfinished ...>
[pid  5317] <... exit resumed>)         = ?
[pid  5320] <... setpgid resumed>)      = 0
[pid  5320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5320] write(3, "1000", 4 <unfinished ...>
[pid  5317] +++ exited with 0 +++
[pid  5320] <... write resumed>)        = 4
[pid  5320] close(3)                    = 0
[pid  5320] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5321 attached
) = 5321
[pid  5320] ptrace(PTRACE_ATTACH, 5321) = -1 EPERM (Operation not permitted)
[pid  5320] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5320] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5320] exit_group(0)               = ?
[pid  5320] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5320, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5322 attached
, child_tidptr=0x555556114750) = 5322
[pid  5322] set_robust_list(0x555556114760, 24) = 0
[pid  5322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5322] setpgid(0, 0)               = 0
[pid  5322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5322] write(3, "1000", 4)         = 4
[pid  5322] close(3)                    = 0
[pid  5322] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5323 attached
) = 5323
[pid  5322] ptrace(PTRACE_ATTACH, 5323) = -1 EPERM (Operation not permitted)
[pid  5322] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5322] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5322] exit_group(0)               = ?
[pid  5322] +++ exited with 0 +++
[pid  5319] exit(0 <unfinished ...>
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5322, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5319] <... exit resumed>)         = ?
[pid  5065] <... restart_syscall resumed>) = 0
[pid  5319] +++ exited with 0 +++
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5324 attached
, child_tidptr=0x555556114750) = 5324
[pid  5324] set_robust_list(0x555556114760, 24) = 0
[pid  5324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5324] setpgid(0, 0)               = 0
[pid  5324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5324] write(3, "1000", 4)         = 4
[pid  5324] close(3)                    = 0
[pid  5324] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5325 attached
) = 5325
[pid  5324] ptrace(PTRACE_ATTACH, 5325) = -1 EPERM (Operation not permitted)
[pid  5324] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5324] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5324] exit_group(0 <unfinished ...>
[pid  5321] exit(0 <unfinished ...>
[pid  5324] <... exit_group resumed>)   = ?
[pid  5321] <... exit resumed>)         = ?
[pid  5321] +++ exited with 0 +++
[pid  5324] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5324, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5326 attached
, child_tidptr=0x555556114750) = 5326
[pid  5326] set_robust_list(0x555556114760, 24) = 0
[pid  5326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5326] setpgid(0, 0)               = 0
[pid  5326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5323] exit(0)                     = ?
[pid  5326] <... openat resumed>)       = 3
[pid  5326] write(3, "1000", 4 <unfinished ...>
[pid  5323] +++ exited with 0 +++
[pid  5326] <... write resumed>)        = 4
[pid  5326] close(3)                    = 0
[pid  5326] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5327 attached
) = 5327
[pid  5326] ptrace(PTRACE_ATTACH, 5327) = -1 EPERM (Operation not permitted)
[pid  5326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144) = 3
[pid  5326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4
[pid  5326] exit_group(0)               = ?
[pid  5326] +++ exited with 0 +++
[pid  5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5326, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5065] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556114750) = 5328
./strace-static-x86_64: Process 5328 attached
[pid  5328] set_robust_list(0x555556114760, 24) = 0
[pid  5328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5328] setpgid(0, 0)               = 0
[pid  5328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5328] write(3, "1000", 4)         = 4
[pid  5328] close(3)                    = 0
[pid  5328] clone(child_stack=NULL, flags=0./strace-static-x86_64: Process 5329 attached
) = 5329
[pid  5328] ptrace(PTRACE_ATTACH, 5329) = -1 EPERM (Operation not permitted)
[pid  5328] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(4, 15, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 144 <unfinished ...>
[pid  5325] exit(0)                     = ?
[pid  5328] <... bpf resumed>)          = 3
[pid  5328] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16) = 4